Information furnished by Control Techniques Americas LLC (Control Techniques) is believed to be
accurate and reliable. However, no responsibility is assumed by Control Techniques for its use.
Control Techniques reserves the right to change the design or operation of the equipment described
herein and any associated motion products without notice. Control Techniques also assumes no
responsibility for any errors that may appear in this document. Information in this document is subject
to change without notice.
reproduced or transmitted in any form or by any means, electronic or mechanical, for any purpose,
without the express written permission of Control Techniques Americas LLC.
Control Techniques Americas LLC a division of EMERSON Co.
Control Techniques Americas LLC is not affiliated with Microsoft Corporatio n, owner of the
Microsoft, Windows, and Windows NT trademarks.
Modbus is a trademark of Gould, Inc.
Schaffner is a trademark of Schaffner
Mate-N-Lok is a trademark of Amp Incorporated Corp.
DeviceNet is a trademark of Open DeviceNet Vendor Association.
This document has been prepared to conform to the current released version of the product. Because
of our extensive development efforts and our desire to further improve and enhance the product,
inconsistencies may exist between the product and documentation in some instances. Call your
customer support representative if you encounter an inconsistency.
ii
Customer Support
Control Techniques Americas LLC
12005 Technology Drive
Eden Prairie, Minnesota 55344-3620
U.S.A.
Telephone: (952) 995-8000 or (800) 893-2321
It is Control Techniques’ goal to ensure your greatest possible satisfaction with the
operation of our products. We are dedicated to providing fast, friendly, and accurate
assistance. That is why we offer you so many ways to get the support you need. Whether
it’s by phone, fax or modem, you can access Con trol Techniques support information 24
hours a day, seven days a week. Our wide range of services include:
FAX (952) 995-8099
You can FAX questions and comments to Control Techniques. Just send a FAX to the
number listed above.
Website and Emailwww.emersonct.com
Website: www.emersonct.com
Email: info@emersonct.com
If you have Internet capabilities, you also have access to technical support using our
website. The website includes technical notes, frequently asked questions, release notes
and other technical documentation. This direct technical support connection lets you
request assistance and exchange software files electronically.
Technical Support(952) 995-8033 or (800) 893-2321
Email: service@emersonct.com
Control Techniques’ “Motion Made Easy” products are backed by a team of professionals
who will service your installation. Our technical support center in Eden Prairie, Minnesota
is ready to help you solve those occasional problems over the telephone. Our technical
support center is available 24 hours a day for emergency service to help speed any
problem solving. Also, all hardware replacement parts, if needed, are available through our
customer service organization.
When you call, please be at your computer, with your docum entation easily availab le, and
be prepared to provide the following information:
• Product version number, found by choosing About from the Help menu
• The type of controller or product you are using
• Exact wording of any messages that appear on your screen
• What you were doing when the problem occurred
• How you tried to solve the problem
iii
Need on-site help? Control Techniques provides service, in most cases, the next day. Just
call Control Techniques’ technical support center when on-site service or maintenance is
required.
Training Services(952) 995-8000 or (800) 893-2321
Email: training@emersonct.com
Control Techniques maintains a highly trained staff of instructors to familiarize customers
with Control Techniques’ “Motion Made Easy” products and their applications. A number of
courses are offered, many of which can be taught in your plant upon request.
Application Engineering(952) 995-8000 or (800) 893-2321
Email: service@emersonct.com
An experienced staff of factory application engineers provides complete customer support
for tough or complex applications. Our engineers offer you a broad base of experience and
knowledge of electronic motion control applications.
Customer Service (Sales)(952) 995-8000 or (800) 893-2321
Email: customer.service@emersonct.com
Authorized Control Techniques distributors may place orders directly with our Customer
Service department. Contact the Customer Service department at this number for the
distributor nearest you.
Reference Materials
The following related reference manuals may be useful with your particular system.
This product is intended for professional incorporation into a complete system by qualified persons. If you install the
product incorrectly, it may present a safety hazard. The product and system may use high voltages and currents,
carry a high level of stored electrical energy, or are used to control mechanical equipment that can cause injury.
You must give close attention to the electrical installation and system design to avoid hazards either in normal
operation or in the event of equipment malfunction. System design, installation, commissioning and maintenance
must be carried out by personnel who have the necessary training and experience. Read and follow this safety
information and this instruction manual carefully.
Qualified Person
For the purpose of this manual and product, a “qualified person” is one who is familiar with the installation,
construction and operation of the equipment and the hazards involved. In addition, this individual has the following
qualifications:
Is trained and authorized to energize, de-energize, clear and ground and tag circuits and equipment in accordance
with established safety practices.
Is trained in the proper care and use of protective equipment in accordance with established safety practices.
Is trained in rendering first aid.
Enclosure
This product is intended to be mounted in an enclosure that prevents access except by qualified persons and that
prevents the ingress of contamination. This product is designed for use in an environment classified as pollution
degree 2 in accordance with IEC664-1. This means that only dry, non-conducting contamination is acceptable.
Setup, Commissioning and Maintenance
It is essential that you give careful consideration to changes to drive settings. Depending on the application, a change
could have an impact on safety. You must take appropriate precautions against inadvertent changes or tampering.
Restoring default parameters in certain applications may cause unpredictable or hazardous operation.
Safety of Machinery
Within the European Union all machinery in which this product is used must comply with Directive 89/392/EEC,
Safety of Machinery.
The product has been designed and tested to a high standard, and failures are very unlikely. However the level of
integrity offered by the product’s control function – for example stop/start, forward/reverse and maximum speed – is
not sufficient for use in safety-critical applications without additional independent channels of protection. All
applications where malfunction could cause injury or loss of life must be subject to a risk assessment, and further
protection provided where needed.
Identification of Safety Information
Safety related information through out this manual is identified with the following markings.
“Warning” indicates a potentially hazardous situation that, if not avoided, could result in death or serious injury.
“Caution” indicates a potentially hazardous situation that, if not avoided, may result in minor or moderate
injury.
“Caution” used without the safety alert symbol indicates a potentially hazardous situation that, if not avoided,
may result in property damage.
For the purpose of this manual and product, “Note” indicates essential information about the product or the
respective part of the manual.
Throughout this manual, the word “drive” refers to an Epsilon EP drive.
Options and
Accessories
Specification
General warning
Failure to follow safe installation guidelines can cause death or serious injury. The voltages used in this unit can
cause severe electric shock and/or burns, and could be lethal. Extreme care is necessary at all times when working
with or adjacent to this equipment. The installation must comply with all relevant safety legislation in the country
of use.
Supply isolation device
The AC supply or high voltage DC supply must be removed from the drive using an approved isolation device or
disconnect before any servicing work is performed, other than adjustments to the settings or parameters specified
in the manual. The drive contains capacitors which remain charged to a potentially lethal voltage after the supply
has been removed. Allow at least 6 minutes for Epsilon EP206/209/216 and 3 minutes for Epsilon EP202/204 after
removing the supply before carrying out any work which may involve contact with electrical connections to the
drive.
Products connected by plug and socket
A special hazard may exist where the drive is incorporated into a product which is connected to the AC supply by
a plug and socket. When unplugged, the pins of the plug may be connected to the drive input, which is only
separated from the charge stored in the bus capacitor by semiconductor devices. To avoid any possibility of
electric shock from the pins, if they are accessible, a means must be provided for automatically disconnecting the
plug from the drive (e.g., a latching contactor).
Grounding (Earthing, equipotential bo nding) - High Leakage Current
The drive must be grounded by a conductor sufficient to carry all possible fault current in the event of a fault. This
equipment has high earth leakage current. You must comply with local safety regulations with respect to minimum
size and special installation requirements on the protective earth conductor for high leakage current equipment.
The ground connections shown in the manual must be followed.
Fuses
Fuses or over-current protection must be provided at the input in accordance with the instructions in the manual.
The drive alone does not provide branch circuit protection. Branch circuit protection must be provided in
accordance with the National Electrical Code and any additional local codes.
Isolation of control circuits
The installer must ensure that the external control circuits are isolated from human contact by at least one layer
of insulation rated for use at the applied AC supply voltage. External control circuits identified as PELV circuits do
not need this isolation when they are completely within a zone of equipotential bonding, generally within a single
enclosure or group of enclosures bonded together.
The Epsilon Digital Servo Drives are marked with the “UL Listed” label after passing a rigorous set of design and
testing criteria developed by UL (UL508C). This label indicates that UL certifies this product to be safe when installed
according to the installation guidelines and used within the product specifications.
The “conditions of acceptability” required by UL are:
• Operating within ratings for Input Voltage, Input Current, and Output Current
• Epsilon drive maximum surrounding air temperature 40°C (104°F) at rated Full Load Amperes (FLA)
• Epsilon drive maximum surrounding air temperature 50°C (122°F) with output current derated 15% for EP209,
20% for EP206, 10% for EP204, and no derating required for EP202 or EP216
• Integral solid state short circuit protection does not provide branch circuit protection. Branch circuit protection
must be provided in accordance with the National Electrical Code and any additional local codes
• Copper only conductors with 75°C minimum insulation rating at all power and motor terminals
• This product is suitable for use on a circuit capable of delivering not more than 10,000 RMS symmetrical
amperes, 240 volts maximum, when protected by a Class RK1 or Class CC fuse, rated not more than 20 A
• Logic power and I/O power are to be supplied with a UL listed or "recognized component" power supply rated
as limited voltage/limited current or limited voltage/limited power
• The following warning is presented here and furnished on a label to be placed on the enclosure door
Continuous
(Full Load Amperes)
Peak
Drive has high fault current rating. The opening of the branch circuit protective device may be an indication that
a fault current has been interrupted. All current carrying parts and other components protected by this device
should be examined and replaced if damaged. If burn-out of the current element of an overload relay occurs,
the complete overload relay must be replaced.
Solid state motor overload protection is provided in each model at no more than 115% of rated FLA. This overload
protection is based on maximum continuous output current capacity. It will allow up to 200 percent of drive FLA to
be delivered for the amount of time determined by the following chart.
Drive Output Current vs. Time graph
60
50
40
30
20
Time (seconds)
10
0
100125150175200
% Driv e Rated Current
When motor rated FLA is less than drive FLA, the motor FLA parameter is to be entered into drive configuration.
Drive will then provide motor overload protection at correct value.
The Epsilon Digital Servo Drives are marked with the “Conformite Europeenne Mark” (CE mark) after passing a
rigorous set of design and testing criteria. This label indicates that this product meets safety and noise immunity and
emissions (EMC) standards when installed according to the installation guidelines and used within the product
specifications.
The Epsilon EP drive is a stand-alone, fully digital brushless servo drive designed and built to reliably provide high
performance and flexibility without sacrificing ease of use.
The use of State-Space algorithms make tuning very simple and forgiving. The drives are designed to operate with
up to a 10:1 inertia mismatch right out of the box. Higher (50:1 and more) inertia mismatches are possible with two
simple parameter settings.
The Epsilon EP drive can be quickly configured to many applications in less than 5 minutes with PowerTools Pro
software on a PC running Windows® 98, NT 4.0, 2000, ME and XP.
Complete diagnostics are provided for quick troubleshooting. A status/diagnostic display on the front of the drive
informs the user of the operational or fault status. The last 10 faults are stored in non-volatile memory along with a
time stamp for easy recall.
Shunt Connector (J8)
Status/Diagnostic Display
Reset Button
AC Power Connections
Motor Connections
24 Vdc Logic Power Supply Connections
Serial
Connectors (J2)
Ethernet
Connector (J4)
(EP-Pxx only)
DeviceNet Connector (J9)
(EP-IDN or EP-PDN only)
Digital I/O Connector (J3)
Model Number, Part Number,
Revision and Serial Number Label
Model Number, Part Number,
Revision and Serial Number Label
Sync Input Connector (J10)
Digital I/O Connector (J3)
Profibus Connector (J13)
(EP-PPB only)
Analog/Sync Output
Connector (J5)
Encoder Feedback Connector (J6)
Figure 2:Epsilon EP216 Drive Feature Location
Epsilon EP drives are rated at 240 Vac input voltage and can operate with an input voltage from 20 Vac to 264 Vac.
The EP drives are available in five current ratings.
Drive ModelContinuous Power RatingContinuous CurrentPeak Current
Epsilon EP202775 W2.2 A RMS4.4 A RMS
Epsilon EP2041275 W4.0 A RMS8.0 A RMS
Epsilon EP2061775 W6.5 A RMS13.0 A RMS
Epsilon EP2092325 W9.0 A RMS18.0 A RMS
Epsilon EP2164800 W16.0 A RMS32.0 A RMS
Installation of the Epsilon EP drive is completed by following a simple step-by-step process. The Epsilon EP
installation begins by mounting the drive to a metal mounting panel. Next, the high power connections are made to
the drive, then the low power connections are made.
Step 1: Basic Installation and Panel Layout, page 3
Step 2: Mechanical Installation, page 8
Step 3: High Power Connections, page 13
Step 4: Low Power Connections, page 31
Step 1: Basic Installation Guidelines
You are required to follow all safety precautions during start-up such as providing proper equipment grounding,
correctly fused power and an effective Emergency Stop circuit which can immediately remove power in the case of
a malfunction. See the "Safety Considerations" section for more information.
Electromagnetic Compatibility (EMC)
Drives are designed to meet the requirements of EMC. Under extreme conditions a drive might cause or suffer from
disturbances due to electromagnetic interaction with other equipment. It is the responsibility of the installer to ensure
that the equipment or system into which the drive is incorporated complies with the relevant EMC legislation in the
country of use.
The following instructions provide you with installation guidance designed to help you meet the requirements of the
EMC Directive 89/336/EEC.
Adhering to the following guidelines will greatly improve the electromagnetic compatibility of your system, however,
final responsibility for EMC compliance rests with the machine builder, and Control Techniques Americas LLC cannot
guarantee your system will meet tested emission or immunity requirements.
If you need to meet EMC compliance requirements, EMI/RFI line filters must be used to control conducted and
radiated emissions as well as improve conducted immunity.
Physical location of these filters is very important in achieving these benefits. The filter output wires should be kept
as short as practical and routed away from the filter input wires. In addition:
• Choose an enclosure made of a conductive material such as steel, aluminum or stainless steel.
• Devices mounted to the enclosure mounting plate, which depend on their mounting surfaces for grounding,
must have the paint removed from their mounting surfaces and the mating area on the mounting plate to ensure
a good ground. See “Achieving Low Impedance Connections” on page 3 for more information.
• If grounding is required for cable grommets, connectors and/or conduit fittings at locations where cables are
mounted through the enclosure wall, paint must be removed from the enclosure surface at the contact points.
• Cables should be shielded, and all shields must be grounded to the enclosure.
To meet radiated emissions requirements, the enclosure door must be closed and have electrical conduction at
hinges and closure hardware or be fitted with a conductive gasket. Route cables away from the door where possible
to minimize coupling emissions to door where they can re-radiate. The door generally must be bonded to the
enclosure for electrical safety, but this is not sufficient to meet EMC.
Achieving Low Impedance Connections
Noise immunity can be improved and emissions reduced by making sure that all the components have a low
impedance connection to the same ground point. A low impedance connection is one that conducts high frequency
current with very little resistance. Impedance cannot be accurately measured with a standard ohmmeter, because
an ohmmeter measures DC resistance. For example, a 12 inch long 8 gauge round wire has a significantly higher
impedance than a 12 inch long 12 gauge flat braided conductor. A short wire has less impedance than a long one.
Multiple connections such as at the four corners of a plate provide much lower impedance than a single connection.
Straight line connections provide much lower impedance than ones with bends or corners.
Low impedance connections can be achieved by bringing large areas of conductive surfaces into direct contact with
each other. In most cases this requires paint removal because a ground connection through bolt threads is not
sufficient. However, component materials should be conductive, compatible and exhibit good atmospheric corrosion
resistance to prevent loss through corrosion that will hinder the low impedance connection. Enclosure manufacturers
offer corrosion resistant, unpainted mounting plates to help.
Bringing components into direct contact cannot always be achieved. In these situations a conductor must be relied
upon to provide a low impedance path between components. Remember a flat braided wire has lower impedance
than a round wire of a large gauge rating.
A low impedance connection should exist between the following components, but not limited to:
• Enclosure and mounting plate
• Enclosure and door, if door does not have RF gaskets
• Servo drive chassis and mounting plate
• EMI/RFI AC line filter chassis and mounting plate
• Other interface equipment chassis and mounting plate
• Cable shields and enclosure, or terminal block, or connector
• Enclosure and conduit fittings or electrical connectors
• Enclosure mounting plate and earth ground
• Motor frame and conduit fittings or electrical connectors
• Encoder chassis and electrical connector
Options and
Accessories
Specification
Electrostatic Discharge (ESD) Protection
Do not allow ESD to the drive while operating.
Though no damage occurs with electrostatic discharge at levels tested for EMC compliance, ESD directly to the drive
cover can interrupt proper drive operation. ESD to terminals on the breakout boards has not been evaluated because
wiring to these terminals is a maintenance activity. When doing any maintenance activity, make sure static electric
charge is drained off by touching the enclosure away from the drive before contacting the drive or its wiring terminals.
Use of ground straps or other techniques to prevent static buildup is a necessary part of any maintenance activity.
Environmental Considerations
The drive is rated to operate only in a pollution degree 2 environment, meaning that normally only non-conductive
pollution occurs and there is no condensation, but occasional condensation may occur when not operating.
If the installation environment contains atmospheric contaminants such as moisture, oils, conductive dust, chemical
contaminants and metallic particles, you must mount it vertically in a metal NEMA type 12 enclosure.
To prevent operation with condensation present, it is best to energize the logic power several minutes before
applying main power or keep logic power applied continuously.
If the ambient temperature inside the enclosure will exceed 40°C (104°F), you must consider forced air cooling.
It is necessary to maintain the drive surrounding air temperature at 40°C (104°F) or 50°C (122ºF) with
appropriate derating or below to maintain the drive UL ratings. See “Specifications” on page 65.for derating
by model.
The amount of cooling depends on the size of the enclosure, the thermal transfer of the enclosure to the ambient air
and the amount of power being dissipated inside the enclosure. Consult your enclosure manufacturer for assistance
with determining cooling requirements.
The power dissipated by a EP202-P is 35 W, a EP204-P is 55 W, a EP-206-P is 85 W, a EP209-P is 115 W and a
EP216 is 200 W. The power dissipation values includes up to 12 W of power from the logic power supply.
Wiring Notes
• To avoid problems associated with EMI (electromagnetic interference), you should route high power lines (AC
input power and motor power) away from low power lines (encoder feedback, serial communications, etc.).
• If a neutral wire (not the same as Earth Ground) is supplied from the building distribution panel, it should never
be bonded with PE wire in the enclosure.
• You should consider future troubleshooting and repair when installing all wiring. All wiring should be either color
coded and/or tagged with industrial wire tabs.
Options and
Accessories
Specification
• As a general rule, the minimum cable bend radius is ten times the cable outer diameter.
• All wiring and cables, stationary and moving, must be protected from abrasion.
• Ground wires should not be shared or "daisy-chained" with other equipment.
• Ensure that full metal to metal surface contact is made between the enclosure ground lug and the metal
enclosure, not simply through the mounting bolt and threads.
• All inductive coils must be suppressed with appropriate devices, such as diodes or resistor/capacitor (RC)
networks, except as described in this manual.
• If using a non-shielded Ethernet cable, install a clamp on ferrite, Control Techniques part number 157016-07,
Steward 28A0593-0A2 or equivalent.
Shielded motor, feedback, serial communications and external encoder cables were used for compliance testing and
are necessary to meet the EMC requirements. Each cable shield was grounded at the enclosure wall by the type of
grommet described earlier and shown in the following figure.
Outside Enclosure
O-Ring seals against outside of enclosure
to meet IP68 (comparable to NEMA 6)
Spring Contacts
Cable Shielding
Cable Jacket
Figure 4:Through Wall Shield Grommet
Inside Enclosure
When Lock Nut is tightened to inside of
enclosure, lock nut will cut through varnished,
anodized, and powder coated finishes.
Tighten lock nut so it cuts through the
finish and into housing.
Remove 1/2 to 1 inch of cable jacket.
The Spring Contacts will make a continuous
electrical path from the shield of the cable to
equipment ground.
After tightening lock nut and positioning cable
so that Spring Contacts are contacting the
cable shield, tighten Cable Seal Housing.
Cable TypeCable Model
Shielded Cable Grommet
Kit Model
Actual Hole Size
Motor Cable, 18 GaXTMDSCGS-0470.8125 or 13/16"
Motor Cable, 16 Ga
CMDSCGS-0470.8125 or 13/16"
4X16SSCGS-0470.8125 or 13/16"
Motor Cable, 18 GaXCMDSCGS-0470.8125 or 13/16"
Motor Cable, 12 Ga
Feedback Cable
Flex Motor Cable, 16 Ga
Flex Motor Cable, 12 Ga
CMMSCGS-0691.125 or 1 1/8"
4X12SSCGS-0691.125 or 1 1/8"
CFOSCGS-0470.8125 or 13/16"
MGFSCGS-0470.8125 or 13/16"
CMDFCGS-0470.8125 or 13/16"
The AC line filters are necessary to comply with EMC emission and immunity standards. The drive was tested with
the filters presented in the table below and recommended by Control Techniques.
Epsilon EP Part # Control Techniques Part #Rating
EP202, EP204
EP206Sch affner FS5278-16/08960305-01
EP209Corcom 20EQ1960308-0120 A, 240 V, 1 Ø
EP216Schaffner FN3258-16-44960310-0116 A, 480 V, 3 Ø
The following filters are a suitable alternative:
Epsilon EPPart #Control Techniques Part #Rating
EP202Schaffner FN2070-6/066 A, 240 V, 1 Ø
EP202, EP204, EP206Corcom 20EQ120 A, 240 V, 1 Ø
EP206Schaffner FN2070M-16/0816 A, 240 V, 1 Ø
EP209Schaffner FN2070-25/0825 A, 240 V, 1 Ø
EP216
AC Line Filter Installation Notes
• It is important to keep the filter inputs routed away from any electrical noise sources.
• EMC criteria can be met in installations where multiple drives are supplied through a single filter, however, it is
the installers responsibility to verify EMC compliance.
Schaffner FN2070-10/06960307-0110 A, 240 V, 1 Ø
Schaffner FS5278-16/08960305-01
Schaffner FN3270H-20-2920 A, 480 V, 3 Ø
Schaffner FN258/16960304-0116 A, 480 V, 3 Ø
16 A, 240 V, 1 Ø
Step 2: Mechanical Installation
The drive must be back mounted vertically on a metal mounting panel such as a NEMA enclosure, Additional space
is necessary above and below the drive for wiring and cable connections.
To allow sufficient air flow for cooling, leave at least 0.25" [6.3 mm] clear space on vented cover (left) side plus 0.50"
[12.7 mm] on heatsink (right) side. Leave additional space if cables are routed through this space.
When drilling holes in mounting plate or trimming wires during installation of this or other equipment, do not
allow drill shavings or wire trimmings to enter the EP drive. Such foreign objects can compromise electrical
isolation creating a hazard or result in equipment failure.
Figure 6:Mechanical Drawing for Epsilon EP202-206 Programming Drive
To prevent drive from dropping out of position during installation, partially pre-install lower mounting screws,
then set drive in place with lower mounting screws in slots and then install at least one upper mounting screw.
For removal, loosen lower screws, remove upper screws and lift drive out.
The following table applies to the minimum panel width for the EP209 drive.
Options and
Accessories
Specification
5.86
[148.85]
Drive Model
Minimum Panel Width
inches [mm]
EP209-B, -I, -IDN, -P, -PDN, -PPB4.15 (105)
5.94
[150.88]
5.23
[132.84]
9.60
[243.84]
0.20 [5.08]
9.20
[233.68]
1.03
[26.16]
2.69
[68.33]
3.40
[86.36]
1.20
[30.48]
4X Ø.219
EP209-XXX-XX00
9606XX-XX A1
SN 0610E014
Figure 7:Mechanical Drawing for All Epsilon EP209 Models (EP209-PDN shown)
To prevent drive from dropping out of position during installation, partially pre-install lower mounting screws,
then set drive in place with lower mounting screws in slots and then install at least one upper mounting screw.
For removal, loosen lower screws, remove upper screws and lift drive out.
The following table applies to the minimum panel width for the EP216 drive.
Options and
Accessories
Specification
Drive Model
Minimum Panel Width
inches [mm]
EP216-B, -I, -IDN, -P, -PDN, -PPB4.15 (105)
5.96
[151.38]
5.23
[132.84]
9.60
9.20
[243.84]
[233.68]
1.03
[26.16]
3.40
[86.36]
1.20
[30.48]
Figure 8:Mechanical Drawing for All Epsilon EP216 Models (EP216-PDN shown)
To prevent drive from dropping out of position during installation, partially pre-install lower mounting screws,
then set drive in place with lower mounting screws in slots and then install at least one upper mounting screw.
For removal, loosen lower screws, remove upper screws and lift drive out.
To insure a safe and quiet electrical installation, good system grounding is imperative. The figure below is an
overview of the recommended system grounding. For more information on achieving an electrically quiet installation
refer to “Step 1: Basic Installation Guidelines” on page 3.
Conduit or
Metal
Raceway
AC Power Supply
Enclosure
To Enclosure Door
Door Bond Wire
Redundant PE
Connection
Conduit Raceway Bond
Single Point Ground
(Bonded to Enclosure)
Fuses
3 Phase
Line Power
PE
Connection
J8
Epsilon EP
reset
L1
L2
PE
R
S
T
serial (J2)
+
_
logic motor
3 MIN
digital i/o (J3)
EP204-I00-0000
9606XX-XX A1
SN 0610E014
J6J5J10
Epsilon
EP202-206
Drive
Control
Transformer
Output
NeutralHot
Convenience
Outlet
Logic
Power
Supply
24 Vdc
+ -
Epsilon
EP209
Drive
EMERSON
Industrial Automation
Epsilon
Drive
PE
Connection
TM
EP209-I00-0000
9606XX-XX A1
SN 0610E014
MotorMotor
NOTE: The aluminum heatsink is electrically connected to the PE terminal.
Fixed Protective Earth (PE) connections are mandatory for human safety and proper operation. These
connections must not be fused or interrupted by any means. Failure to follow proper PE wiring can cause
death or serious injury. This equipment has high earth leakage current and requires a redundant PE
connection from either terminal marked PE at J8 to PE connection point.
AC Power Requirements
The Epsilon EP drives require 20 Vac to 264 Vac single phase power but, may operate on DC supplies, (See
Operation on DC Supply). An Epsilon EP drive can be connected to any pair of power phases on a 1 Ø or 3 Ø power
source that is grounded as shown in the following diagrams. Local electrical codes should be consulted before
installation.
When operating the drive at 90 V or less disable the Low DC Bus fault so the drive does not fault.
Where regeneration occurs, bus voltage will rise to 400 Vdc before shunt operation or a High DC Bus fault
limit voltage, whether shunt resistor is installed or not. Motors must have insulation rated for inverter duty at
240 Vac no matter what the operating voltage is, or bus voltage must be limited by other means.
The maximum voltage applied to the drive terminals must not exceed 264 Vac phase to phase and phase to
PE ground. The AC supply must be earthed (type TN) with PE connected to the earthed point at the source,
which is usually a distribution transformer but could be a service entrance.
AC Supplies NOT Requiring Transformers
If the distribution transformer is configured as shown in the figures below, the AC power supply can be connected
directly to the drive terminals.
DISTRIBUTION PANEL
L3
14
SECONDARY
EARTH
GROUND
Typ. 208 Vac
120 Vac
(Protective Earth)
Neutral is used only when 120 Vac operation
is desired. It is never fused.
L2
L1
PE
N
To Fusing and
Drive Terminals
Figure 10:Earth Grounded WYE Distribution Transformer, 120/208Y 3Ø
NOTE: For single phase drives using lines L1 & L2 or L1 & L3, only one fuse is
required on the high leg (L2 or L3). Lines L2 & L3 may be used to balance
the load, requiring two fuses.
(Protective Earth)
(N)
L2
L1
PE
To Fusing and
Drive Terminals
Figure 11:Earth Grounded Delta Distribution Transformer, 240 Vac 3Ø
DISTRIBUTION PANEL
L3
SECONDARY
Typ. 240 Vac
L2
L1
EARTH
GROUND
Used only for 120 Vac operation
NOTE: L3 is a high leg, 208 Vac from Neutral/PE.
For single phase drives it is best to use lines L1 and L2.
L1 & L3 or L2 & L3 maybe used to balance loads.
If the distribution transformer is configured as shown in the figures below, an isolation transformer is required.
If an isolation transformer is used between the power distribution point and the drives, the transformer secondary
must be grounded for safety reasons as shown in the figures below.
DISTRIBUTION PANEL3 Ø Isolation Step Down Transformer
Options and
Accessories
L3
L2
Specification
> 140 Vac
EARTH
GROUND
(Protective Earth)
To Fusing and
Drive Terminals
L1
N
PE
Figure 15:Grounded WYE Distribution >140 Vac Phase to Neutral. Recommend Using
Step Down Transformer so Line to Line is 240 Vac or less.
Fuse
Fuse
Fuse
L1
To Drive
Terminal
L2
L1
To Drive
Terminal
L2
Figure 16:Single Phase Power Supply Connections
Transformer Sizing
If your application requires a transformer, choose a transformer with a continuous power rating greater then the
maximum power usage of the drive/motor combination. Other factors that may influence the required KVA rating are
high transformer ambient temperatures (>40° C or >104° F) and drive operation near the maximum speeds.
Transformer output voltage drop may become a limiting factor at motor speeds and loads near maximum ratings.
Typically, higher KVA transformers have lower voltage drop due to lower impedance.
When multiple drives are connected to a single isolation transformer, add the suggested KVA ratings of the drives
that would be operating simultaneously together for transformer sizing.
You must incorporate over current protection for the incoming AC power with the rating shown here. The drive alone
does not provide branch circuit protection. Branch circuit protection must be provided in accordance with the National
Electrical Code and any additional local codes.
FuseMiniature Circuit Breaker
Ferraz-
Shawmut
Allen BradleySquare D
1489-A1D060
6 A, 1 pole
1489-A2 D060
6 A, 2 pole
1489-A1D100
10 A, 1 pole
1489-A2D100
10 A, 2 pole
1489-A1D150
15 A, 1 pole
1489-A2D150
15 A, 2 pole
1489-A1D200
20 A, 1 pole
1489-A2D200
20 A, 2 pole
1489-A1D200
20 A, 1 pole
1489-A2D200
20 A, 2 pole
1489-A3D200
20 A, 3 pole
60124
6 A. 1 pole
60158
6 A, 2 pole
60127
10 A, 1 pole
60161
10 A, 2 pole
60129
15 A, 1 pole
60163
15 A, 2 pole
60130
20 A, 1 pole
60164
20 A, 2 pole
60130
20 A, 1 pole
60164
20 A, 2 pole
60196
20 A, 3 pole
Drive Model
EP202
EP204
EP206
EP209
EP216
Recommended
Minimum AC/PE
Line Wire Gauge
16 AWG
ISO 1,5
16 AWG
ISO 1,5
14 AWG
ISO 2,5
12 AWG
ISO 4
12 AWG
ISO 4
Fuse Class & ActionBussman
RK1 Time-DelayLPN-RK-6SPA2D6R
RK1 Quick-ActingKTN-R-6A2K6R
CC Time-DelayLP-CC-6ATDR6
CC Quick-ActingKTK-R-6ATMR6
RK1 Time-DelayLPN-RK-10SPA2D10R
RK1 Quick-ActingKTN-R-10A2K10R
CC Time-DelayLP-CC-10ATDR10
CC Quick-ActingKTK-R-10ATMR10
RK1 Time-DelayLPN-RK-15SPA2D15R
RK1 Quick-ActingKTN-R-15A2K15R
CC Time-DelayLP-CC-15ATDR15
CC Quick-ActingKTK-R-15ATMR15
RK1 Time-DelayLPN-RK-20SPA2D20R
RK1 Quick-ActingKTN-R-20A2K20R
CC Time-DelayLP-CC-20ATDR20
CC Quick-ActingKTK-R-20ATMR20
RK1 Time-DelayLPN-RK-20SPA2D20R
RK1 Quick-ActingKTN-R-20A2K20R
CC Time-DelayLP-CC-20ATDR20
CC Quick-ActingKTK-R-20ATMR20
Use copper conductors only. Conductors must be rated 75°C or higher, preferably 90°C.
Suitable for use on a circuit capable of delivering not more than 10,000 rms symmetrical Amperes. When one of the
above current protection devices are used.
The Protective Earth (PE) wire connection is mandatory for human safety and proper operation. This
connection must not be fused or interrupted by any means. Failure to follow proper PE wiring can cause death
or serious injury.
This inrush current specification assumes the drive has been powered off for at least 8 minutes at 40ºC (104ºF)
ambient or 5 minutes at 25ºC (77ºF) ambient. If this amount of time has not elapsed since power off, the inrush
current will be higher. Exception is the EP209 and EP216, they use active inrush limiting. Listed inrush current is
240 / 1 Ø
240 / 3 Ø or
240 / 1 Ø
Frequency
(Hz)
47 - 63
Input Current (Amps RMS) at
Full Drive Output Current
5.040 (5 ms)
16.034 (5 ms)
Inrush Current
(Amps)
maximum.
AC Input Power Connections
Power must be "Off" for a minimum of 6 minutes for the Epsilon EP206, EP209 and EP216 drives and 3
minutes for the Epsilon EP202 and EP204 drives before unplugging the power connection. This will ensure the
bus voltage has bled down to a safe level (below 50 Vdc).
Do not connect or disconnect AC power by inserting or removing the AC power connector. Using the
connector in this manner, even once, will damage the connector making it unusable.
* Note: If L2 or L3 is 120Vac Neutral it should not be fused.
Tighten screws
to 5 in-lb.
Figure 19:Epsilon EP216 AC Power Wiring Diagram
L1
L2*
50/60 Hz
90-264 Vac
L3*
PE
Operation on DC Input Supply
At this time, the EP drive is NOT UL listed for operation on a DC input supply,
The Epsilon EP202, EP204 and EP206 drive can operate on DC input as low as 20 Vdc, recommended minimum is
24 Vdc. The Epsilon EP209 and EP216 drive’s minimum is 140 Vdc. It can also operate from a common DC link with
voltage to 373 Vdc, the voltage resulting from 264 Vac applied to a rectifier, with regen to 400 Vdc intermittently.
For DC input supply less than 24 Vdc, the DC input should be connected to the B+ and B- terminals at J8 to avoid
losses in the rectifier and inrush limiter. At such low voltages the bus caps do not need inrush protection. For DC
supply greater than 24 Vdc, the supply should be connected to L1 and L2 terminals on J1. Polarity does not matter.
The rectifier blocks reverse current so regen energy will not come back to the supply. DC supply greater than 24 Vdc
may be applied to the B+ and B- terminals of J8, but the supply must provide soft-start or inrush current limiting and
must be able to handle any anticipated regen energy.
Both supply conductors must be fused except one that is grounded. The fuse must be rated for at least the voltage
applied. The current rating of the fuse should match the rated output current of the drive. A slow-blow fuse should
be used if high peak loads are expected.
Please contact Technical Support at Control Techniques Americas before connecting any EP drives with a
common DC link.
Shunt connections at J8 remain at dangerous Voltages after disconnecting AC Power. Power must be "Off"
for a minimum of 6 minutes for an EP206/209/216 and 3 minutes for an EP202/204 before touching these
terminals.
The EP204, EP206, EP209, and EP216 drives provide an internal shunt transistor to direct regen energy to an
external shunt or braking resistor. The resistor is connected to the B+ and SH terminals at J8 on the top of the drive.
Shunt Control
The shunt transistor turns on when the bus voltage reaches 405 Vdc and shuts off when the bus voltage falls below
390 Vdc. An internal shunt control algorithm is used to prevent the external shunt resistor from overloading. It is
necessary to enter shunt energy rating, power rating and resistance for the attached shunt resistor in PowerTools
Pro software. Energy rating is the amount of energy that the resistor can absorb in a single shunt event assumed to
be so short that power dissipation is negligible. Power rating is the long term average power that can be dissipated.
PowerTools Pro default values are for the Control Techniques "SM-Heatsink DBR-1" resistor kit, marked P/N 12202756-01 on the resistor.
External Shunt Resistor
Control Techniques offers an external shunt resistor kit, SM-Heatsink DBR-1, that attaches directly to the EP drive
heatsink. The resistance is 75 Ohms and has 1500 Joule energy rating and 50 W continuous power rating. It is
adequate for most infrequent machine stop sequences due to relatively high energy rating for its power rating. It
should be suitable for any EP204 application unless average power exceeds 50 W for repetitive cycles. For EP206,
EP209 and EP216, some applications may require lower resistance to prevent a high bus fault or higher energy
rating for a single event, as well as higher average power rating. The resistor in the kit is designed to eventually open
in the event of a shorted control transistor when operating with an AC input greater than 200 Vac. At this time the kit
should be used only when the drive is operating at 200 Vac to 240 Vac.
A different external shunt resistor should be used if average power is above 50 W, or other limits are exceeded as
described above. Higher power resistors should be mounted away from the drive to prevent overheating. If thermal
loading inside a cabinet is an issue, a resistor with suitable enclosure may be installed external to the drive enclosure.
The minimum resistance for an external shunt resistor is 33 Ohms. The resistor must have thermal overload
protection to remove power in the event of a shorted control transistor. The protection can simply open the circuit, in
which case a high bus fault will occur, or be wired to a contactor that isolates input power from the drive on overtemp.
Shunt Resistor Kit Installation
The SM-Heatsink DBR-1 attaches to the side of the EP204, EP206, EP209, or EP216 drive by lining up the two
captive screws to the special width slots in the heat sink. The exact position along the slot does not matter as long
as the body of the resistor does not extend beyond the top or bottom of the drive. Use a T-20 Torx driver to thread
the screws into position. After both are well started but not tight, carefully turn each screw until it is seated against
the resistor and the resistor back is seated against the heat sink. Then turn the screw 1/8 turn more. Do not
overtighten.
Strip 0.12 inch [3.0 mm] insulation from the ends of the resistor wires. Install the wires in the SH and B+ terminals of
J8 and tighten to 5 in-lb. Make sure the locking screws are installed on J8 to prevent the connector from pulling out.
Figure 20:Shunt Resistor Installation for the Epsilon EP and SM-Heatsink DBR-1 Kit
Do Not make any shunt resistor connections to B-.
Shunt connections are at main voltage potential. Components connected must be rated for the voltage and
selected for safety. The external shunt resistor must have protection for a failed ON state of the shunt control.
The following paragraphs provide details of motor connections. When motor power cables are long, 100ft. [30 m], a
ferrite (Control Techniques p/n 157016-13, Steward p/n 28A3851-0A2 or equivalent) installed on the three phase
conductors but not the shield, near J1 can significantly reduce high frequency switching harmonics that in some
cases can cause communications and encoder errors, see figures below. Maximum cable length is 200 ft [60 m].
With the Epsilon EP202/204/206/209 drive the J1 terminals are suitable for one 18 AWG to 14 AWG or ISO 0,75 to
ISO 2,5 stranded conductors. The Epsilon EP216 drive J1 terminals are suitable for one 16 AWG to 10 AWG or ISO
1,5 to ISO 6 stranded conductors. The ground/shield terminal may contain the shield and ground conductors together
if each is 16 AWG or ISO 0,75 or ISO 1,5. Otherwise a ferrule must be used to crimp both connectors together.
Front View
EP204-I00-0000
9606XX-XX A1
SN 0610E014
L1
L2
PE
R
S
T
MOTOR
24 Vdc
Ferrite
Motor
Power Connections
R
S
T
Ground
Connector Shell
Figure 21:EP202-206 Ferrite Placement with Cable Lengths Longer Than 100 FT.
Front View
EP209-I00-0000
9606XX-XX A1
SN 0610E014
Ferrite
R
S
T
MOTOR
logic
Motor
Power Connections
R
S
T
Ground
Connector Shell
24
Figure 22:EP209 Ferrite Placement with Cable Lengths Longer Than 100 FT.
NT and MG motors are equipped with up to three male MS (Military Standard) connectors, one for stator
connections, one for encoder connections and one for the brake (if so equipped).
Stator connections from the drive to the motor are made with the CMDS or CMMS cable have a female MS style
connector on the motor end and four individual wires and shield that connect to the motor power connector on the
front of the drive.
The motor ground wire and shields must be run all the way back to the drive terminal and must not be
connected to any other conductor, shield or ground except the enclosure wall for EMC.
Wire crimp ferrules are recommanded:
For ground lead use Pheonix Contact p/n AI-TWIN 2X1, 5-8Bk/32 00 82 3
American Electrical/DigiKey 1381015/288-1130-ND
For motor leads use Pheonix Contact p/n AI 1,5-8 RD/32 01 13 6 or
Front View
EP204-I00-0000
9606XX-XX A1
SN 0610E014
L1
L2
PE
R
S
T
MOTOR
24 Vdc
ALTEC p/n H1.5/14 2204.0 Pk/100
Brown
Black
Blue
Green/Yellow
Shield
Important: PE ground
should connect to drive
and motor only. Nothing
should be connected
between these devices.
Tighten screws to 5 in-lb.
NT or MG Motor
Power Connection
R
S
T
Ground
Connector Shell
2" and 3" motor cable
connector (CMDS-xxx cable)
26
Figure 24:Epsilon EP202-EP206 Drive - NT/MG Motor Power Wiring Diagram
Wire crimp ferrules are recommanded:
For ground lead use Pheonix Contact p/n AI-TWIN 2X1, 5-8Bk/32 00 82 3
American Electrical/DigiKey 1381015/288-1130-ND
For motor leads use Pheonix Contact p/n AI 1,5-8 RD/32 01 13 6 or
ALTEC p/n H1.5/14 2204.0 Pk/100
Options and
Accessories
NT or MG Motor
Power Connection
Specification
Brown
Black
Blue
Green/Yellow
Shield
Important: PE ground
should connect to drive
and motor only. Nothing
should be connected
between these devices.
R
S
T
Ground
Connector Shell
2" and 3" motor cable
connector (CMDS-xxx cable)
EP209-I00-0000
9606XX-XX A1
SN 0610E014
MOTOR
logic
R
S
T
Tighten screws to 5 in-lb.
Figure 25:Epsilon EP209 - NT/MG Motor Power Wiring Diagram
Front View
Wire crimp ferrules are recommanded:
For ground lead use Pheonix Contact p/n AI-TWIN 2X1, 5-8Bk/32 00 82 3
American Electrical/DigiKey 1381015/288-1130-ND
For motor leads use Pheonix Contact p/n AI 1,5-8 RD/32 01 13 6 or
L1
L2
L3
PE
R
S
T
MOTOR
ALTEC p/n H1.5/14 2204.0 Pk/100
Brown
Black
Blue
Green/Yellow
Shield
NT or MG Motor
Power Connections
R
S
T
Ground
Connector Shell
Important: PE ground should connect to drive
and motor only. Nothing should be connected
between these devices.
3" motor cable
connector (CMDS-xxx cable)
Figure 26:Epsilon EP216 - NT/MG Motor Power Wiring Diagram
The XV 40 mm to 80 mm motors are equipped with up to three connectors, one for stator connections, one for
encoder connections and one for the brake (if so equipped).
Stator connections from the drive to the motor are made using the XTMDS cable, the motor end of the cable has an
Amp "Mate-N-Lok"® connector and the drive end has four individual wires and shield that connect to the motor power
connector on the front of the drive.
Front View
EP204-I00-0000
9606XX-XX A1
SN 0610E014
Figure 27:Epsilon EP202-EP206 - XV 40 mm - 80 mm Motor Power Wiring Diagram
L1
L2
PE
R
S
T
MOTOR
24 Vdc
Wire crimp ferrules are recommanded:
For ground lead use Pheonix Contact p/n AI-TWIN 2X1-8RD/32 00 81 0 or
American Electrical/DigiKey 1381010/288-1127-ND
For motor leads use Pheonix Contact p/n AI 1-RD/32 00 03 0 or
American Electrical/DigiKey 1181010/288-1015-ND
XVM 40M, 60M, 80M Motor
Power Connection
Brown
Black
Blue
Green/Yellow
Shield
Important: PE ground
should connect to drive
and motor only. Nothing
should be connected
between these devices.
Tighten screws to 5 in-lb.
R
1
S
3
T
2
Ground
4
Connector Shell
motor cable
connector (XTMDS-xxx)
28
Front View
EP209-I00-0000
9606XX-XX A1
SN 0610E014
MOTOR
logic
R
S
T
Wire crimp ferrules are recommanded:
For ground lead use Pheonix Contact p/n AI-TWIN 2X1-8RD/32 00 81 0 or
American Electrical/DigiKey 1381010/288-1127-ND
For motor leads use Pheonix Contact p/n AI 1-RD/32 00 03 0 or
American Electrical/DigiKey 1181010/288-1015-ND
XVM 40M, 60M, 80M Motor
Power Connection
Brown
Black
Blue
Green/Yellow
Shield
Important: PE ground
should connect to drive
and motor only. Nothing
should be connected
between these devices.
R
1
S
3
T
2
Ground
4
Connector Shell
motor cable
connector (XTMDS-xxx)
Tighten screws to 5 in-lb.
Figure 28:Epsilon EP209 - XV 40 mm - 80 mm Motor Power Wiring Diagram
Wire crimp ferrules are recommanded:
For ground lead use Pheonix Contact p/n AI-TWIN 2X1-8RD/32 00 81 0 or
American Electrical/DigiKey 1381010/288-1127-ND
For motor leads use Pheonix Contact p/n AI 1-RD/32 00 13 0 or
L1
L2
L3
PE
R
S
T
MOTOR
American Electrical/DigiKey 1181010/288-1015-ND
Brown
Black
Blue
Green/Yellow
Shield
Important: PE ground should connect to drive
and motor only. Nothing should be connected
between these devices.
XVM 40M, 60M, 80M Motor
Power Connections
1
R
S
3
T
2
Ground
4
Connector Shell
motor cable
connector (XTMDS-xxx cable)
Figure 29:Epsilon EP216 - XV 40 mm - 80 mm Motor Power Wiring Diagram
The XV 130 mm motors have two MS (Military Standard) connectors, one for the stator connections and one for the
encoder connections. Stator connections from the drive to the motor are made with the XCMDS (motor without
brake) or the XCMDBS (motor with brake) cable.
Wire crimp ferrules are recommanded:
For ground lead use Panduit p/n PV10-P55-L
For motor leads use Pheonix Contact p/n AI 1,5-8 BU/32 00 52 2
Front View
XVM 130M Motor
Power Connection
A
C
B
D
motor cable
connector (XCMDS-xxx)
U
V
W
Ground
Connector Shell
EP204-I00-0000
9606XX-XX A1
SN 0610E014
L1
L2
PE
MOTOR
24 Vdc
R
S
T
Brown
Black
Blue
Green/Yellow
Shield
Important: PE ground
should connect to drive
and motor only. Nothing
should be connected
between these devices.
Tighten screws to 5 in-lb.
Figure 30:Epsilon EP202-EP206 - XV 130 mm Motor Power Wiring Diagram
The Epsilon drive requires a user supplied logic power supply, 24 Vdc ±10%, to power the internal logic of the drive.
Use the table below to determine the current requirements of the application. Users should consider keeping logic
power energized at all times because it helps prevent condensation and maintains position information in the drive.
Logic Power Supply Specification
Voltage RangeModelCurrent
24 Vdc ±10%
(21.6 Vdc to 26.4 Vdc)
All EP Models except EP-Pxx
EP-Pxx
* All Epsilon EP216 models will draw an additional 100 mA.
Do not wire AC line into the logic power supply input. Doing so will damage the drive.
Front View
L1
L2
PE
L1
L2
PE
R
S
T
motor
+
_
logic
R
S
T
motor
+
_
logic
Fuse, if required
to protect wiring
0.50 A* without sync encoder
0.57 A* with 250 mA sync encoder
0.31 A* without sync encoder
0.38 A* with 250 mA sync encoder
24 Vdc
Logic Power Supply
(User Supplied)
24 Vdc
24 V RTN
Single point PE ground
EP204-I00-0000
9606XX-XX A1
SN 0610E014
Tighten screws
to 5 in-lb.
To other drives or equipment , I/O supplies, etc..
Figure 33:Logic Power Supply Wiring Diagram for EP202-EP206 Drives
For UL applications, the logic power supply must be a UL recognized or UL listed limited voltage/limited energy or
limited voltage/limited current supply, or a limited voltage supply with overcurrent protection appropriate for the wiring
and not to exceed 12 A. Isolate line connected circuits from low voltage circuits.
For applications to meet the EU Low Voltage Directive, an approved 24V supply must be used and the negative side
must be grounded to PE. PELV circuits must have protective separation for 300 V system voltage from mains
connected circuits, including separation between encoder circuits and motor power wiring. If all circuits connected
to the logic supply are PELV, the wiring need not be isolated from direct contact within a zone of equipotential
bonding, normally an enclosure or set of enclosures bonded together. Otherwise, logic wiring and circuits must be
isolated from direct contact by basic insulation for 300 V system voltage.
In all applications, do not interconnect extra low voltage power supplies so that voltages add.
Options and
Accessories
Specification
Motor Feedback Wiring (J6)
Encoder feedback connections are made with the 15-pin high density “D” connector (J6) on the drive. Maximum
feedback cable length is 200 ft [60 m]. Voltage drop in encoder power connections is usually the limiting factor on
encoder cable lengths.
Connection of Encoder Quadrature and Marker Signals
For A, A/, B, B/ and Z, Z/ pairs, Control Techniques cables use low capacitance (~10 pf/ft) wire to get a high
characteristic impedance and low loss. The differential input circuit accepts RS-485 level signals, but if the differential
voltage is less than ±400 mV, an encoder fault is generated.
Connection of Encoder Commutation Signals to the Drive
The drive is capable of receiving U, V, and W commutation signals from either a differential or single ended source.
Figures 36 through 38 show a simplified circuit for the U, U/, V, V/, W, and W/ inputs on the drive. For single-ended
encoder outputs, leave U/, V/, and W/ unconnected at the drive. No PowerTools configuration is required. U, V, and
W have a 1K pull-up to 5V. Logic threshold is about 2.5 V with 0.1 V hysteresis.
Motor Overtemp Wiring
The motor overtemp circuit is compatible with PTC thermistor sensor with 2 k ohm resistance at the over temperature
trip point. The circuit provides 5V open circuit and 0.5 mA closed contacts to an overload switch. For motors without
over temperature protection sensors, pins 14 and 15 of J6 must be shorted together to prevent an overtemp fault in
the drive. Fault turn-on threshold is 0.83V and fault turn-off (reset) threshold is approximately 0.41 V
Figure 38:Motor Encoder Feedback Connection For XV 130 mm Motors
Motor Brake Wiring
The NT and MG motors equipped with brakes have a three-pin MS style connector. The brake power cable (model
CBMS-XXX) has an MS style connector on the motor end and three wire leads on the drive end (see the following
wiring diagrams). The XV 40-80 mm motors with brakes have a two-position connector. The brake power cable
(model XTBMS-XXX) has a two position connector on the motor end and three wire leads on the drive end. The XV
130 mm motors equipped with brakes have two MS style connectors; one is the encoder feedback and the other has
the motor power and brake connections. The motor power/brake cable (model XCMDBS-XXX) has an MS style
connector on the motor end and six wire leads on the drive end.
You must provide a DC power supply rated at +24 Vdc with a 2 A minimum current capacity for the brake. If you use
this voltage source to power other accessories such as I/O or more than one brake, size the power supply for total
load.
Figure 41:Epsilon EP/XV 130 mm Motor Brake Wiring Diagram
Input/Output and Drive Enable Wiring
The Epsilon EP-B drive is equipped with 5 optically isolated input lines (one is dedicated to a drive enable function)
and 3 optically isolated output lines. The Epsilon EP-I, EP-IDN and EP-P drives are equipped with 16 optically
isolated input lines (one is dedicated to a drive enable function) and 8 optically isolated output lines. All inputs and
outputs are configured as sourcing; that is, the outputs "source" current from the positive side of the I/O supply when
ON and the inputs are compatible with a sourcing output returning current to the grounded negative side of the I/O
supply.
Inputs are ON with +10 Vdc to +30 Vdc applied and OFF when less than +1.5 Vdc or 0.2 mA is applied. Input current
at 24 Vdc is 4.8 mA and input resistance is about 4.8k ohms.
Maximum load on each output channel is 150 mA with 3.5 Vdc max voltage drop from I/O supply + to output. Outputs
are rugged and require no freewheeling diode on inductive loads. Outputs are short-circuit proof to ground (0 V) or
any voltage from 0V to the I/O power supply voltage.
Optical isolation for I/O is functional only and does not provide safety rated isolation. I/O circuits must be PELV for
any extra low voltage circuits to be PELV. For UL installations, I/O wiring must be from a limited voltage/limited
energy or limited voltage.limited current supply.
As part of PELV wiring, I/O circuits are intended to be used within a zone of equipotential bonding where cables or
wiring would typically be no more than 10 ft [3 m] long. These circuits have not been evaluated for EMC immunity
which would be required for longer cables.
I/O Connector (J3) Functions
The I/O connector is a 26-pin male high-density dsub connector on the front of the drive. A low profile standard
terminal interface board (STI-24IO) and cable assembly (EIO26-xxx) are available for making connections
convenient. Figure 42 shows pin-outs for I/O channels supported in the EP-B drive and for external wiring typical of
all I/O channels. Figure 43 shows pin-outs for EP-I and EP-P models. Input channels 1-8 have high speed capture
capability in the EP-P models. Figure 44 shows the STI-24IO interface board for discrete wiring to I/O.
All command, diagnostic, and sync signals are available using the 15-pin Analog/Sync Output connector.
If interfacing the drive using field wiring, the optional standard terminal interface board (STI-SNCOA) may be used.
It provides convenient connections using screw terminal strips.
Encoder Out1, 2, 3, 9, 10, 11 Differential line driver output (RS 422)
Diagnostic Output7, 15± 10 Vdc 10 mA maximum analog diagnostic, ref. to pins 6 and 14
Diagnostic Output Common 6, 140.0 V, 10 ohms away from PE. 0 ohms away Logic Common (pin 8)
Pulse In4Single ended pulse input
Direction12Single ended direction input
Analog Command5, 13Differential; Analog Command Input
As part of PELV wiring, circuits at J5 are intended to be used within a zone of equipotential bonding where cables
or wiring would typically be no more than 10 ft [3 m] long. These circuits have not been evaluated fro EMC immunity
Sync Input signals are connected to the drive using the 9-pin Sync Input connector.
If interfacing the drive using field wiring, the optional standard terminal interface board (STI-SNCI) may be used.
1 2 3 4
5 6 7 8
Figure 47:STI-SNCI Interface Board
J10 Connector
Pin#
1
2
3
4
5
6
7
8
9
Function
Encoder A
Encoder A/
Encoder B
+ 5 Vdc
Encoder B/
Encoder Z
Encoder Z/
Logic Common
NC
Figure 48:Sync Input Connector (J10) Functions
FunctionPin NumberElectrical Characteristics
Encoder In1, 2, 3, 5, 6, 7Differential line driver input (RS 422)
5 Vdc4+5 Vdc supply voltage
Ground8Logic Common
The Sync Input power meets EMC emissions and immunity for cables longer than 3 meters [10 ft], when using a
shielded cable. When a remote encoder is used, cable length may be limited by encoder supply voltage drop, and
should not exceed 200 ft [60 m].
CW Rotation
+ Command = CW
With positive direction = CW
Figure 50:Analog Command, Single Ended Wiring Diagram
Encoder Output Signal Wiring
The encoder outputs meet RS-422 line driver specifications and can drive up to ten RS-422 signal receivers.
The default encoder output scaling is set to output the actual motor encoder resolutions. The standard MG and NT
motors have 2048 lines per revolution. With PowerTools Pro software this resolution is adjustable in one line per
revolution increments up to the density of the encoder in the motor.
If the external controller does not have an internal terminating resistor
Note:
R1, R2 and R3 must be mounted within 3 ft [1 m] of the external controller. A
120 ohm resistor is recommended for high frequency encoders (over 250 kHz)
or cables longer than 25 feet. If encoder signals are multi-dropped, termination
resistors are required only at the last drop point. Do not terminate at more than
If the external controller does not have an internal terminating
Note:
resistor R1, and R2 must be mounted within 3 ft [1 m] of the drive.
A 120 ohm resistor is recommended for high frequency
(over 250 kHz) feedback signals or cable lengths longer
than 25 feet.
A A/ B B/
1 2 3 5
R1
R2
Figure 53:Pulse Mode, Differential Output to Differential Input
500 ns Minimum
Motion occurs
on falling edge
500 ns Minimum
250 ns Minimum
(A/) Pulse
Drive
Sync Input Connector
(J10)
Shield connected
to connector shell
10 Ohm
Single Point
Panel Ground
Shield connected
to connector shell
10 Ohm
PE
= Twisted Pair
CW
A A/ B B/
1 2 3 5
R1, R2
R3
R4
Single Point
Panel Ground
PE
Resistor Values
1K Ohm Maximum
240 Ohm Minimum
1K Ohm Maximum
240 Ohm Minimum
1/2 R3
120 Ohm Minimum
Pulse
+5 Out
Direction
CCW
R1
Single Point
PE Ground
(B) Direction
R3
R2
R4
= Twisted Pair
Figure 54:Pulse Mode, Single Ended Output to Differential Input
Figure 57:Pulse/Pulse Mode, Single Ended Output to Single Ended Input (non-twisted
pair cable)
Slave Drive
Sync Input Connector (J10)
A A/ B B/ Z Z/
1 2 3 5 6 7
R1R2R3
Master Encoder
or Drive Output
RS-422
Drivers
Slave Drive
Sync Input Connector (J10)
A A/ B B/ Z Z/
1 2 3 5 6 7
Slave Drive
Sync Input Connector (J10)
A A/ B B/ Z Z/
1 2 3 5 6 7
R1, R2, and R3 must be mounted within 3 ft [1m] of the end drive.
Note:
= Twisted Pair
A 120 ohm resistor is recommended for high frequency
(over 250 kHz) stepping or cable lengths longer than 25 feet.
Figure 58:Master/Slave Encoder Connections
Encoder outputs meet RS-422 driver specifications and can drive up to 10 RS-422 signal receivers. Each
differential pulse input is an RS-422 line receivers. The default encoder output resolution is 2048 lines per
motor revolution. This resolution is adjustable in one line per revolution increments with PowerTools Pro
software. The range is between 1 and the actual motor encoder density.
Communications with the drive is provided through the RJ45 connectors located on the front of the drive. The two
RJ45 connectors are identical and are used to provide a way to daisy chain two or more drives together using the
DDC-RJ45 cable, see Figure 60. The Epsilon EP serial communication connector (serial port) as standard, supports
2 wire EIA485 communications. The RS-485 communications port is not isolated from drive electronics and the "0V"
pins are internally connected through a 10 Ohm resistor to PE. Interconnected drives should be within a zone of
equipotential bonding. Connection to a master device on the network, such as a MMI, SCADA, PLC, or PR can be
remote, but care should be taken to make sure the entire network operates within the +/-7 V common mode voltage
range of RS-485. Though the comm port is part of PELV circuits when properly installed, if the master device is
outside the zone of equipotential bonding the circuit needs to be isolated against direct contact. The minimal RS-485
network cable contains a shielded twisted pair for RX TX (pin 2) and RX/ TX/ (pin 7) with shield to the shell, though
a 0 V reference signal (pin 3) can improve immunity to ground differentials. See the following table for the connection
details for the RJ45 serial communication connector.
PinFunction
1220 ohm T ermination resistor to RX TX
2RX TX
3Isolated 0V
4+15V (100 mA max)
5NC
6TX Enable
7RX/ TX/
8RX/ TX/ (If termination resistors are required, link to pin 1)
SHELLPE
The provision for connection of the internal 220 ohm terminating resistor at pin 1 and pin 8 would rarely, if ever, be
needed unless data rates much higher than 19.2K are supported. Since a terminator connection is only made at the
end of a trunk, it is most conveniently accomplished by crimping a short link from pin 1 to pin 8 in a new RJ45
connector and plugging it into the second RJ45 port on the "last" drive. Cable conductors should not be connected
to these pins.
The modbus protocol is sensitive to transitions on an idle line. In some cases it may be necessary to apply bias to
the trunk consisting of a pull-up resistor to RX TX and a pull-down resistor to RX/ TX/. Biasing is most important when
termination resistors are used. As an example, if the internal 220 ohm termination is connected at the last node on
the trunk, a 10K resistor from RX TX (pin 2) to +15 V (pin 4) and a 1 K resistor from RX/ TX/ (pin 7) to Isolated 0V
(pin 3) would provide good idle line bias. Only one node needs to provide bias, even with terminators at each end.
It is usually most convenient to provide bias at the connection to the Modbus master node.
Communication Converter Cables
The CT-Comms cable is an isolated RS-232 to RS-485 converter cable that may be used to connect one or more
EP drives to a master device using a standard 9 pin D-sub RS-232 serial comms port. The CT-USB-Cable is an
isolated USB to RS-485 converter cable that may be used to connect one or more drives to a master device using
a USB port.
The +15 V supply (pin 4) and the 0 V connection (pin 3) are intended only to provide power to the isolators in the CT
converter cables and are not to be used for any other purpose.
The TX Enable signal (pin 6) and 0 V (pin 3) provide a transmit enable signal from each interconnected drive to the
CT converter cable and are not to be used for any other purpose. They may be wired from drive to drive in a zone
of equipotential bonding to allow the CT converter cable to communicate with all drives in the group.
The DDC-RJ45 cable provides drive to drive (daisy chain) connections between EP drives, including support for the
CT converter cable in a group of drives.
Figure 59: Epsilon EP Serial Communicat ion Connector
Options and
Accessories
Specification
DDC-RJ45
cable
Figure 60:2 Epsilon Drives Daisy Chained Together
When connecting the serial port of your PC to the serial port of the drive, verify that your PC’s ground is the
same as the drive PE ground. Failure to do so can result in damage to your PC and/or your drive. It is best to
use an isolating cable such as the CT-Comms cable.
The drive’s serial communication protocol is Modbus RTU slave with a 32 bit data extension. The Modbus protocol
is available on most operator interface panels and PLC’s.
Serial Communications Specifications
Max baud rate19.2k
Start bit1
Stop bit2
Paritynone
Data8
Ethernet Port
The Ethernet port at J11 has only functional isolation from other low voltage circuits and PE at the drive. In order to
classify any low voltage circuits in the drive as PELV, the ethernet circuit must be installed as a PELV circuit. Refer
to installation instructions with the hub, switch or other devices connected for details.
The system meets EMC emissions and immunity requirements using unshielded ethernet cables when a clamp on
ferrite is attached to the ethernet cable as it leaves the enclosure or when using shielded ethernet cables.
DeviceNet Port
The DeviceNet port at J9 has only functional isolation from other low voltage circuits and PE at the drive.
In order to classify any low voltage circuits in the drive as PELV, the DeviceNet circuit must also be installed as a
PELV circuit.
Profibus Port
The Profibus port at J13 conforms to standard Profibus implementation, and may be used with a variety of trunk to
node connectors for Profibus. The signal wires are isolated to SELV requirements but the shell (shield connection)
is directly connected to PE. Classification of the Profibus circuit as PELV is independent of other circuits in the drive.
The diagnostic display on the front of the drive shows drive status and fault codes. When a fault condition occurs,
the drive will display the fault code, overriding the status code. The decimal point is “On” when the drive is enabled
and the Stop input is not active. This indicates that the drive is ready to run and will respond to motion commands.
Commands will not cause motion unless the decimal point is “On”.
Display IndicationStatusDescription
Motor brake is mechanically engaged. This
Brake Engaged (Output "Off")
DisabledPower Stage is disabled.
character will only appear if the Brake output
function is assigned to an output line.
See Brake Operation section for detailed
description of Brake Output function.
Ready
Program
Position or PulsePulse mode operation.
VelocityVelocity mode operation.
Decelerating from Stop or Travel
Limit Decel
TorqueAnalog Torque mode operation.
The system is functioning normally and is ready
to execute a motion command
Program is executing. Other motion commands
Deceleration ramp after the Stop or Travel Limit
function is activated. The ramp is displayed while
RMS FoldbackMotor torque is limited to 80 percent.
Options and
Accessories
Specification
Stall Foldback
Ready to RunDrive enabled, no Stop input.
Homing
Indexing
Jogging
AutoTuneAutoTune function is executing.
GearingGear function is executing.
Drive output current is limited to 80 percent o f th e
A Index is executing. Other motion commands do
Jog function is executing. Other motion
drive’s stall current.
Home cycle is executing. Other motion
commands do not function.
not function.
commands do not function.
Fault Codes
A number of diagnostic and fault detection circuits are incorporated to protect the drive. Some faults, like high DC
bus and drive or motor over temperature, can be reset with the Reset button on the front of the drive or the Reset
input function. Other faults, such as encoder faults, can only be reset by cycling power “Off” (wait until the diagnostics
display turns “Off”), then power “On”.
The drive accurately tracks motor position during fault conditions. For example, if there is a "Low DC Bus" fault where
the power stage is disabled, the drive will continue to track the motor’s position provided the logic power is not
interrupted.
The +/- Travel Limit faults are automatically cleared when the fault condition is removed. The table below lists all the
fault codes in priority order from highest to lowest. This means that if two faults are active, only the higher priority
fault will be displayed.
DisplayFaultAction to ResetBridge Disabled
Flash InvalidReprogram the FlashYes
Drive Power Up TestCycle Logic PowerYes
NVM InvalidReset Button or Input LineYes
Invalid ConfigurationReset Button or Input LineYes
Allow Motor to cool down,
Reset Button or Input Line
Reset Button or Input LineYes
Reset Button or Input LineYes
Reset Button or Input LineYes
Yes
All "On"
Normally "On" for one second during power-
up
Yes
Fault Descriptions
Flash Invalid
This fault indicates that the firmware checksum has failed. From the Tools>Program Flash menu in PowerTools Pro
the firmware stored in flash memory can be reprogram or upgrade. If this problem persists, call Control Techniques.
A common cause would be an interrupted F/W Flash upgrade (cable disconnected during an upgrade process).
Power Up Test
This fault indicates that the power-up self-test has failed. This fault cannot be reset with the reset command or reset
button.
At power-up the drive tests the integrity of the non-volatile memory. This fault is generated if the contents of the nonvolatile memory are invalid.
Invalid Configuration
This fault will occur if the digital board in the drive does not match the power board settings. It is only useful during
manufacturing. A drive with this fault should be returned for service.
Drive Overtemp
Indicates the drive internal temperature has reached an over temperature condition - not currently implemented in
the EP202, EP204 or EP206 models. For Epsilon EP209 and EP216 drive models, this fault will occur if the soft-start
circuit has failed or mis-wiring of the bus or shunt prevents proper start-up, resulting in overheating the soft-start
resistor internal to the drive. With the EP216 model this over temperature condition could be the result of fan failure.
Power Module
This fault is generated when a power stage over-temperature, over-current or loss of power stage logic supply
occurs. This can be the result of a motor short to ground, a short in the motor windings, a motor cable short or the
failure of a switching transistor.
High DC Bus
This fault will occur whenever the voltage on the DC bus exceeds the High DC Bus threshold. The most likely cause
of this fault would be an open external shunt, a high AC line condition, or an application that requires an external
shunt (e.g., a large load with rapid deceleration) but none is installed.
High DC Bus Threshold
Epsilon EP415 Vdc
Low DC Bus
This fault will occur whenever the voltage on the DC bus drops below the Low DC Bus threshold. The most likely
cause of this fault is a reduction (or loss) of AC power. A 50 ms debounce time is used with this fault to avoid faults
caused by intermittent power disruption. With an Epsilon EP drive, the low DC bus monitoring can be disabled. In an
EP-B and EP-I this fault is disabled by clearing the check box on the Faults view, and for an EP-P the check box is
located on the Advanced view
Low DC Bus Threshold
Epsilon EP60 Vdc
Special note for EP209 and EP216 drives, the Low DC Bus fault may not be disabled. The bus voltage must reach
140 Vdc (100 Vac input) before this fault will reset and it will reset automatically. It will occur again when the bus
voltage drops by 50 V from the voltage on the bus when soft-start mode ends and the drive is ready to run.
Encoder State
Certain encoder state transitions are invalid and will cause the drive to report an encoder state fault. This is usually
the result of noisy encoder feedback caused by poor shielding. For some types of custom motors it may be necessary
to disable this fault. With an Epsilon EP drive, the Encoder State monitoring can be disabled. In an EP-B and EP-I
this fault is disabled by clearing the check box on the Faults view, and for an EP-P the check box is located on the
Advanced view.
If any pair of complementary encoder lines (A, B, Z) are in the same state, an encoder line fault is generated. Also,
can be generated if all three commutation channels (U, V, W) are 0 or 1, an illegal state. The most likely cause is a
missing or bad encoder connection.
Motor Overtemp
This fault is generated when the motor thermal switch is open due to motor over-temperature or incorrect wiring.
Overspeed
This fault occurs in one of two circumstances:
1. When the actual motor speed exceeds the Overspeed Velocity Limit parameter or 150% of motor maximum
operating speed. This parameter can be accessed with PowerTools Pro software.
2. If the combination of command pulse frequency and Pulse Ratio can generate a motor command speed in
excess of the fixed limit of 13000 RPM, an Overspeed Fault will be activated. In Pulse mode operation and any
Summation mode which uses Pulse mode, the input pulse command frequency is monitored and this
calculation is made. For example, with a Pulse Ratio of 10 pulses per motor revolution, the first pulse received
will cause an Overspeed fault even before there is any motor motion.
RMS Shunt
This fault is generated when filtered average shunt power dissipation is greater than the design rating of the shunt
resistor.
Following Error
This fault is generated when the following error exceeds the following error limit (default following error limit for an
EP-I and EP-B is 0.2 revs). With PowerTools Pro you can change the Following Error Limit value or disable it in the
Position view. In an EP-B and EP-I the Following Error Limit is functional in Pulse mode only.
Travel Limit +/-
This fault is caused when either the + or - Travel Limit input function is active.
Sync Fault
This fault occurs when the user selected trajectory update rate is set too short based on the processor requirements.
The three possible trajectory update rates are 800µs, 1200 µs, or 1600 µs. Try changing the trajectory update rate
to the largest value (1600 µs) and run the application again. If the problem persists after setting to 1600 µs, contact
Control Techniques technical support. For more information on the trajectory update rate see the
Drive and FM-3/4 Modules Reference Manual
(P/N 400518-04).
Epsilon EP-P
Run Time Faults (EP-P only)
The "4" fault is caused by any of the following internal routine faults:
Trajectory Fault #1
This fault occurs when the drive commands motion that cannot be achieved due to excessive following error, accel,
decel, velocity settings, or unusable user units. Check the user units, velocities, accels and decels for correct values.
This fault occurs when using the "Using Capture.#" option in a user program. If the capture has never been triggered,
or the capture data has gone "stale", the drive will not be able to process motion properly.
Program Fault
This fault indicates a problem was encountered in a user program. For example: an illegal math operation resulting
in a divide by zero or overflow of 32-bit data. This error can also occur if trying to access a drive parameter that is
non-existent or not available to the user.
Invalid Configuration Fault #2
The user program in flash memory will not run. Download the user program again using PowerTools Pro. A common
cause of this fault could be an interrupted configuration download, such as a cable being disconnected during the
download.
No Program
This fault will be displayed on initial power-up indicating that no configuration has been downloaded to the drive. To
clear the fault, download a valid configuration to the drive.
All "On"
This is a normal condition during power up of the drive. It will last for less than 1 second. If this display persists, call
Control Techniques Americas LLC for service advice.
Normally, "All On" for less than one second during power-up. All segments dimly lit when power is "Off" may occur
when an external signal is applied to the encoder inputs (motor or master) or serial port from an externally powered
device.
Diagnostic Analog Output Test Points
The drive has two 10-bit real-time Analog Outputs which may be used for diagnostics, monitoring or control
purposes. These outputs are referred to as Channel 1 and Channel 2. They can be accessed from the Analog/Sync
Output Connector (J5) on the drive.
Each Channel provides a programmable Analog Output Source.
Analog Output Source options are:
• Velocity Command
• Velocity Feedback
• Torque Command (equates to Torque Command Actual parameter)
• Torque Feedback
• Following Error
• Position Feedback (EP-B, EP-I, and EP-IDN)
• Custom Variable (EP-P only)
• Analog In (EP-P only)
Channel
Analog/Sync Output Connector (J5)
17
215
Pin#
Drive Faults
The Active Drive Faults dialog box is automatically displayed whenever a fault occurs. There are two options in this
dialog box: Reset Faults and Ignore Faults.
Some drive faults are automatically reset when the fault condition is cleared. Other faults require drive logic power
to be cycled or the drive to be “rebooted”. If you wish to continue working in the PowerTools Pro software without
resetting the fault, click the Ignore Fault button.
To reset faults that can be reset with the Reset Faults button, simply click the Reset Faults button in the Drive Faults
Detected dialog box or push the Reset button on the front of the drive where the fault occurred.
Viewing Active Drive Faults
To view all active drive faults, select the View Faults command from the Device menu or by clicking on the View
Faults button on the toolbar. The dialog box displayed is the same as Active Drive Faults Detected dialog box
described above.
Rebooting the Drive
To reboot the drive, cycle power or select the Reboot Drive command from the Device menu. This command reboots
the drive attached to the active Configuration Window.
The STI-24IO interface board allows access to all digital input and output signals. The STI-24IO mounts directly to
the digital I/O connector (J3) on the front of the EP drive. See figure 63 below.
Do not allow ESD directly to terminals. Always discharge static electricity to enclosure, not the drive when
performing maintenance.
Shield connection points are connected to the shell of the 26 pin “D” connector on the STI-24IO.
The STI-24IO wire range is #18 to 24 AWG stranded insulated wire.
Wiring should be done with consideration for future troubleshooting and repair. All wiring should be either color
coded and/or tagged with industrial wire tabs. Low voltage wiring should be routed away from high voltage wiring.
The STI-SNCOA interface board allows access to the analog/sync signals. The STI-SNCOA plugs directly into the
J5 connector on the bottom of the drive. The numbers printed on the connector label correlate to the screw terminal
numbers.
Do not allow ESD directly to terminals. Always discharge static electricity to enclosure, not the drive when
performing maintenance.
Shield connection points are connected from the shell of the "D" connector to the faston lug connector.
The STI-SNCI interface board allows access to the sync input connections on the EP drive. The STI-SNCI plugs
directly into the J10 connector on the bottom of the drive. The numbers printed on the connector label correlate to
the screw terminal numbers.
Do not allow ESD directly to terminals. Always discharge static electricity to enclosure, not the drive when
performing maintenance.
Shield connection points are connected from the shell of the "D" connector to the faston lug connector.
The STI-ENC interface board allows the user access to the encoder feedback connector (J6) on the EP drive. The
STI-ENC plugs directly in J6 on the bottom of the drive. The numbers printed on the connector label correlate to the
screw terminal numbers.
Do not allow ESD directly to terminals. Always discharge static electricity to enclosure, not the drive when
performing maintenance.
Shield connection points are connected from the shell of the "D" connector to the faston lug connector.
Switching Frequency
Power Supply Output
Efficiency - Drive AC Power
Ingress Protection (IP) Rating
Serial Interface
EtherNet Interface
EP-P Only
DeviceNet Interface
EP-xDN Only
Control Inputs
Control Outputs
Encoder Input
* = All EP216 drive models will draw an additional 100 mA
10 kHz
5 Vdc, 250 mA maximum (for master encoder)
95% at full rated output power for each model
Drive: IP20
NT motors: IP65/IP54
Molded motor and feedback cables: IP65
RS-485
IModbus protocol with 32 bit data extension
19.2 k baud (default) or 9600 baud
10/100 M baud, auto negotiated
Auto crossover
Full/Half Duplex, auto negotiated
EtherNet I/P, Modbus TCP/IP, HTTP, and SMSC
Baud Rates: 125K, 250K, 500K
Power from Network: 25 mA max.
Analog Command:
Absolute Maximum Input Voltage Input: +/- 14 Vdc to ground or differential, including
drive enable
Digital Inputs: 5 on the EP-B and 16 on the EP-I and EP-P including the drive enable
input, 10 Vdc - 30 Vdc, 4.8 kohm impedance; current sourcing signal compatible (active
high); max input response time is 500 µs; optically isolated.
EP-P only; High speed capture inputs: 1 - 2µs
Input Debounce: 0-2000 ms configured in PowerTools Pro
Diagnostic Analog Outputs: (2) ±10 Vdc into 10 kohm (single ended), short circuit proof
to ground, short circuit proof to ground, 10 bit, software selectable output signals
Digital Outputs: 3 on EP-B, 8 on the EP-I and EP-P, 150 mA max each, short circuit
proof, current source from 10 Vdc - 30 Vdc I/O power supply , 3.5 Vdc max supply to output
voltage drop @ 150 mA, opto-isolated
Motor Temp Sensor: Contact: 5 Vdc O.C. (tripped), 0.5 mA S.C. (normal)
Compatible with PTC thermistor with 2 kohm resistance at trip point. Fault Turn-on
Threshold = 0.83V and Fault Turn-off (Reset) Threshold = 0.41 V
Interface: Software selectable differential (RS422) or single ended (TTL Schmitt Trigger)
Maximum Input Frequency:
Differential - 1 MHz per channel; (4 million counts/second in quadrature),
0.5 µs minimum pulse width
Single ended - 500 kHz per channel; (2 million counts/second in quadrature),
1 µs minimum pulse width
Ratio Capabilities: 20 to 163,840,000 PPR
Single ended inputs have 1 kohm pull-up to 5 V
24 Vdc ±10%
±10 Vdc 14 bit, 100 kohm impedance, differential
Options and
Accessories
EP-Pxx: 0.50 A* without master encoder,
0.57 A* with master encoder
Other models: 0.31 A* without motor encoder,
Values are calculated based on maximum allowable input voltage above
nominal which is +10%. Operating at input voltages below this may increase
the energy storage available.
EP204/EP206/EP209 External Shunt Control:
12 A peak, 2 kW max average power, 30 ohm minimum external resistor
EP216 External Shunt Control:
20 A peak, 5 kW max average power, 20 ohm minimum external resistor
25 mA AC and < 0.1 mA DC with 15 ft (4.6 m) CMDS motor power cable and NT-330
motor at 240 Vac. Lea kage is higher with longer cables.
The EP drive is compatible with a Type A Residual current Detector (RCD) that allows
expected leakage currents.
Low DC bus (can be disabled)
High DC bus
Power Stage fault
Logic power
Encoder state
Encoder line break
Drive overtemperature
Motor overtemperature
Overspeed
Travel limit (+)
Travel limit (-)
Following error
Power-up self test failure
Non-volatile memory invalid
EP202, EP204, EP206, EP209: Natural Convection
EP202-P - 35 W* at Continuous Full Load
EP204-P - 55 W* at Continuous Full Load
EP206-P - 85 W* at Continuous Full Load
EP209-P - 115 W* at Continuous Full Load
EP216-P - 200 W* at Continuous Full Load
* Includes up to 12 W of power from Logic Power Supply
Pollution degree 2 environment, Maximum surrounding air temperature: 40°C full ratin g,
50°C with derating
Minimum operating temperature: 0°C
Storage Temperature: -25°C to 75°C
Rated Altitude: 3250 ft [1000 m]
Higher Altitude: Derate output current; 1% / 100m above 1000m
Humidity: 10% to 95% - non-condensing
Vibration: 2g, 10 Hz to 2000 Hz
UL listed
Canadian UL listed
CE Mark: Low voltage directive; EMC directive
DC Logic Power Supply Wiring, 31
Declaration of Conformity, ix
Diagnostic Analog Output Test Points, 57
Diagnostic Display, 51
Diagnostics and Troubleshooting, 51
Drive Enable Wiring, 37
Drive Faults, 57
Drive overload protection, viii
Input Power Connections, 19
Input/Output, 37
Installation, 3
L
Line Fusing, 18
Logic Power Supply Specification, 31
87
M
U
Motor Brake Wiring, 35
Motor Feedback Wiring, 33
Motor Power Wiring, 24
O
Options and Accessories, 59
P
Product Overview, 1
Pulse Mode Wiring, 45
R
Rebooting the Drive, 58
Resetting Faults, 58
S
Underwriters Laboratories Recognition, vii
V
Viewing Active Drive Faults, 58
W
Wire Size, 18
Wiring Notes, 4
Safety Information, v
Safety of Machinery, v
Safety Precautions, v
Setup, Commissioning and Maintenance, v
Shunt Control, 22
Shunt Resistor Kit Installation, 22
Specifications, 65
T
Transformer Sizing, 17
88
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