4.11. Compliance with Standards .......................................................................................... 84
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MAN-DCTROIG (V er. 1.601)
Chapter 1: Safety Information
Warning:
Caution:
DC Trombone Installation Guide
In order to operate the DC Trombone servo drive safely, it is imperative that you implement
the safety procedures included in this installation guide. This information is provided to protect
you and to keep your work area safe when operating the DC Trombone and accompanying
equipment.
Please read this chapter carefully, before you begin the installation process.
Before you start, make sure that all system components are connected to earth ground.
Electrical safety is provided through a low-resistance earth connection.
Only qualified personnel may install, adjust, maintain and repair the servo drive. A qualified
person has the knowledge and authorization to perform tasks such as transporting, assembling,
installing, commissioning and operating motors.
The DC Trombone servo drive contains electrostatic-sensitive components that can be
damaged if handled incorrectly. To prevent any electrostatic damage, avoid contact with highly
insulating materials, such as plastic film and synthetic fabrics. Place the product on a
conductive surface and ground yourself in order to discharge any possible static electricity
build-up.
8
To avoid any potential hazards that may cause severe personal injury or damage to the product
during operation, keep all covers and cabinet doors shut.
The following safety symbols are used in this manual:
This information is needed to avoid a safety hazard, which might cause bodily
injury.
This information is necessary for preventing damage to the product or to other
equipment.
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DC Trombone Installation GuideSafety Information
1.1. Warnings
• To avoid electric arcing and hazards to personnel and electrical contacts, never
connect/disconnect the servo drive while the power source is on.
• Disconnect the DC Trombone from all voltage sources before it is opened for servicing.
• The DC Trombone servo drive contains grounding conduits for electric current protection.
Any disruption to these conduits may cause the instrument to become hot (live) and
dangerous.
• After shutting off the power and removing the power source from your equipment, wait at
least 1 minute before touching or disconnecting parts of the equipment that are normally
loaded with electrical charges (such as capacitors or contacts). It is recommended to
measure the electrical contact points with a meter before touching the equipment.
1.2. Cautions
• The DC Trombone servo drive contains hot surfaces and electrically-charged components
during operation.
9
• The maximum DC power supply connected to the instrument must comply with the
parameters outlined in this guide.
• When connecting to DC Trombone to an approved isolated 24 VDC auxiliary power supply,
connect it through a line that is separated from hazardous live voltages using reinforced or
double insulation in accordance with approved safety standards.
• Before switching on the DC Trombone, verify that all safety precautions have been
observed and that the installation procedures in this manual have been followed.
• Do not clean any of the DC Trombone drive's soldering with solvent cleaning fluids of pH
greater than 7 (8 to 14). The solvent corrodes the plastic cover causing cracks and eventual
damage to the drive's PCBs.
Elmo recommends using the cleaning fluid Vigon-EFM which is pH Neutral (7).
For further technical information on this recommended cleaning fluid, select the link:
The DC Trombone conforms to the following industry safety standards:
Safety Standard Item
Approved IEC/EN 61800-5-1, Safety Adjustable speed electrical power drive systems
Recognized UL 508CPower Conversion Equipment
In compliance with UL 840Insulation Coordination Including Clearances and
Creepage Distances for Electrical Equipment
10
In compliance with UL 60950-1 (formerly UL 1950)
Safety of Information Technology Equipment
Including Electrical Business Equipment
In compliance with EN 60204-1 Low Voltage Directive 73/23/EEC
The DC Trombone servo drive has been developed, produced, tested and documented in
accordance with the relevant standards. Elmo Motion Control is not responsible for any
deviation from the configuration and installation described in this documentation.
Furthermore, Elmo is not responsible for the performance of new measurements or ensuring
that regulatory requirements are met.
1.4. CE Marking Conformance
The DC Trombone servo drive is intended for incorporation in a machine or end product. The
actual end product must comply with all safety aspects of the relevant requirements of the
European Safety of Machinery Directive 98/37/EC as amended, and with those of the most
recent versions of standards EN 60204-1 and EN 292-2 at the least.
According to Annex III of Article 13 of Council Directive 93/68/EEC, amending Council Directive
73/23/EEC concerning electrical equipment designed for use within certain voltage limits, the
DC Trombone meets the provisions outlined in Council Directive 73/23/EEC. The party
responsible for ensuring that the equipment meets the limits required by EMC regulations is
the manufacturer of the end product.
1.5. Warranty Information
The products covered in this manual are warranted to be free of defects in material and
workmanship and conform to the specifications stated either within this document or in the
product catalog description. All Elmo drives are warranted for a period of 12 months from the
time of installation, or 18 months from time of shipment, whichever comes first. No other
warranties, expressed or implied — and including a warranty of merchantability and fitness for
a particular purpose — extend beyond this warranty.
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Chapter 2: Product Description
DC Trombone Installation Guide
This installation guide describes the DC Trombone servo drive and the steps for its wiring,
installation and power-up. Following these guidelines ensures optimal performance of the drive
and the system to which it is connected.
2.1. Drive Description
The DC Trombone series of digital servo drives are highly resilient and designed to deliver the
highest density of power and intelligence. The DC Trombone delivers up to 10 kW of continuous power or 16 kW of peak power in a compact package.
The digital drives are based on Elmo’s advanced SimplIQ motion control technology. They
operate from a DC power source in current, velocity, position and advanced position modes, in
conjunction with a permanent-magnet synchronous brushless motor, DC brush motor, linear
motor or voice coil. They are designed for use with any type of sinusoidal and trapezoidal
commutation, with vector control. The DC Trombone can operate as a stand-alone device or as
part of a multi-axis system in a distributed configuration on a real-time network.
11
The drives are easily set up and tuned using Elmo’s Composer software tools. This Windowsbased application enables users to quickly and simply configure the servo drive for optimal use
with their motor. The DC Trombone, as part of the SimplIQ product line, is fully programmable
with Elmo’s Composer motion control language.
Power to the drives is provided by a DC power source (not included with the DC Trombone). Elmo
recommends using the Elmo Tambourine Power Supply, which is ideally suited to the Trombone,
DC Trombone, and Solo Trombone.
Since the power stage is fully isolated from the control stage, the DC rectifier can be fed directly
from the mains, without the need for a bulky and expensive transformer.
If backup functionality is required to store control parameters in the event of a mains power
outage, then an S-model DC Trombone should be used, with an external 24 VDC isolated supply
connected to it.
Note: The backup functionality can operate from an isolated voltage source within the range
of 18 to 30 VDC.
Whenever backup functionality is not required, DC Trombone models that do not have the S
option in the catalog number (only for 400 V model) can be used. In these models, a smart
control-supply algorithm enables the DC Trombone to operate with only the main power
supply VP+ and VN-, with no need for a 24 VDC auxiliary power supply for the logic.
The DC Trombone is available in two versions:
• The Standard DC Trombone is a basic servo drive, which operates in current, velocity and
position modes including Follower and PT & PVT. It operates simultaneously via RS-232 and
CAN DS 301, DS 305, DS 402 communications and features a third-generation programming
environment. (The catalog number begins DC-TRO but is not followed by an A.)
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DC Trombone Installation GuideProduct Description
• The Advanced DC Trombone includes all the motion capabilities and communication
options included in the Standard model, as well as advanced positioning capabilities:
ECAM, Dual Loop and increased program size. (The catalog number starts DC-TROA.)
Both versions operate with RS-232 and CAN communication.
2.2. Product Features
2.2.1. Current Control
• Fully digital
• Sinusoidal commutation with vector control or trapezoidal commutation with encoder
and/or digital Hall sensors
• 12-bit current loop resolution
• Automatic gain scheduling, to compensate for variations in the DC bus power supply
2.2.2. Velocity Control
12
• Fully digital
• Programmable PI and FFW (feed forward) control filters
• Sample rate two times current loop sample time
• “On-the-fly” gain scheduling
• Automatic, manual and advanced manual tuning and determination of optimal gain and
phase margins
2.2.3. Position Control
• Programmable PIP control filter
• Programmable notch and low-pass filters
• Position follower mode for monitoring the motion of the slave axis relative to a master axis,
via an auxiliary encoder input
• Pulse-and-direction inputs
• Sample time: four times that of the current loop
• Fast event capturing inputs
• PT and PVT motion modes
• Fast output compare (OC)
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DC Trombone Installation GuideProduct Description
2.2.4. Advanced Position Control
This relates to the Advanced model only.
• Position-based and time-based ECAM mode that supports a non-linear follower mode, in
which the motor tracks the master motion using an ECAM table stored in flash memory
• Dual (position/velocity) loop
2.2.5. Communication Options
Depending on the application, DC Trombone users can select from two communication options:
• RS-232 serial communication
• CAN for fast communication in a multi-axis distributed environment
2.2.6. Feedback Options
• Incremental Encoder – up to 20 Megacounts (5 Megapulses) per second
• Digital Halls – up to 2 kHz
13
• Incremental Encoder with Digital Halls for commutation – up to 20 Megacounts per second
for encoder
• Interpolated Analog Sine/Cosine Encoder – up to 250 kHz (analog signal)
Internal Interpolation - up to x4096
Automatic correction of amplitude mismatch, phase mismatch, signals offset
Auxiliary emulated, unbuffered, single-ended, encoder output
• Resolver
Programmable 10 to 15 bit resolution
Up to 512 revolutions per second (RPS)
Auxiliary emulated, unbuffered, single-ended, encoder output
Note: Elmo drives provide supply voltage for all the feedback options.
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Motor
PWM
Controller
Communication
RS 232 and CANopen
Isolated Power Stage
Protection
I/Os
Resolver
Tachometer
Analog
Encoder
or
Main
DC Power
Supply
Potentiometer
or
or
or
Auxilliary
Encoder
24V Logic
Supply
(Optional)
Isolation
Boundary
Isolation
Boundary
Current
Feedback
Incremental
Encoder
Absolute
or
Main Feedback
Buffered
Output
DC Trombone Installation Guide Product Description
2.2.7. Fault Protection
The DC Trombone includes built-in protection against possible fault conditions, including:
• Software error handling
• Status reporting for a large number of possible fault conditions
• Protection against conditions such as excessive temperature, under/over voltage, loss of
commutation signal, short circuits between the motor power outputs and between each
output and power input/return
• Recovery from loss of commutation signals and from communication errors
2.2.8. Built-in Protection
• Additional heat-sink options, for demanding applications:
External Heat Sink with fins (P/N with suffix 2)
External Heat Sink with fins and fan (P/N with suffix 1)
2.3. System Architecture
14
Figure 1: DC Trombone System Block Diagram
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DC Trombone Installation GuideProduct Description
2.4. How to Use this Guide
In order to install and operate the DC Trombone servo drive, you will use this manual in
conjunction with a set of Elmo documentation. Installation is your first step; after carefully
reading the safety instructions in the first chapter, the following chapters provide you with
installation instructions as follows:
• Chapter 4 - Technical Specifications, lists all the drive ratings and specifications
Upon completing the instructions in this guide, the DC Trombone servo drive should be
successfully mounted and installed. From this stage, you need to consult higher level Elmo
documentation in order to set up and fine-tune the system for optimal operation:
• The SimplIQ Software Manual, which describes the comprehensive software used with the
DC Trombone
• The SimplIQ Command Reference Manual, which describes, in detail, each software
command used to manipulate the DC Trombone motion controller
15
• The Composer Software Manual, which includes explanations of all the software tools that
are part of Elmo’s Composer software environment
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Chapter 3: Installation
Caution:
DC Trombone Installation Guide
3.1. Before You Begin
3.1.1. Site Requirements
You can guarantee the safe operation of the DC Trombone by ensuring that it is installed in an
appropriate environment.
Feature Value
16
Ambient operating temperature
Maximum Operating Altitude 2,000 m (6562 feet)
Maximum non-condensing humidity 90%
Operating area atmosphere No flammable gases or vapors permitted in area
Models for extended environmental conditions are available.
The DC Trombone dissipates its heat by convection. The maximum ambient
operating temperature of 40 °C (104 °F) must not be exceeded.
0 °C to 40 °C (32 °F to 104 °F)
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DC Trombone Installation GuideInstallation
3.1.2. Hardware Requirements
The components that you will need to install your DC Trombone are:
17
Component Connector Described
in Section
Main Power Cable PE VN- VP+ 3.6.4
Motor Cable M3 M2 M1 PE 3.6.3
Backup Supply Cable
VL+ VL- 3.6.7
(needed for S type drive)
Diagram
Main Feedback Cable MAIN FEEDBACK
(FEEDBACK A)
Auxiliary Feedback Cable
(if needed)
AUX. FEEDBACK
(FEEDBACK B)
3.7.1
3.7.3.2
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DC Trombone Installation GuideInstallation
18
Component Connector Described
in Section
Digital I/O Cable
(if needed)
Digital Inputs and
Analog Inputs Cable
GENERAL I/O
P1
GENERAL I/O
P2
3.8.1
3.8.1.2
(if needed)
RS232 Communication
RS232 3.9.1.1
Cable
Diagram
CAN Communication
cable(s) (if needed)
PC for drive setup and
tuning
Motor data sheet or
manual
CAN (in)
CAN (out)
3.9.1.2
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DC Trombone Installation GuideInstallation
3.2. Unpacking the Drive Components
Before you begin working with the DC Trombone system, verify that you have all of its
components, as follows:
• The DC Trombone servo drive
• The Composer software and software manual
The DC Trombone is shipped in a cardboard box with Styrofoam protection.
To unpack the DC Trombone:
1. Carefully remove the servo drive from the box and the Styrofoam.
2. Check the drive to ensure that there is no visible damage to the instrument. If any damage
has occurred, report it immediately to the carrier that delivered your drive.
3. To ensure that the DC Trombone you have unpacked is the appropriate type for your
requirements, locate the part number sticker on the side of the DC Trombone. It looks like
this:
19
The P/N number at the top gives the type designation as follows:
4. Verify that the DC Trombone type is the one that you ordered, and ensure that the voltage
meets your specific requirements.
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Connector for optional backup supply in S type
Motor Connector
Power Connector
DC Trombone Installation Guide Installation
3.3. Connectors
3.3.1. Connector Types
The DC Trombone has the following connectors:
Bottom Connectors
20
Pins Type Function
2 5.08 mm Phoenix high current
drives
4 7.62 mm Phoenix high current
3 7.62 mm Phoenix high current
Front Connectors
8 RJ-45 CAN in
8 RJ-45 CAN out
15 High-Density Female D-Sub P2- I/O
15 High-Density Male D-Sub P1-I/O
8 RJ-45 RS-232
15 Female D-Sub Feedback A (Main Feedback)
15 High Density Female D-Sub Feedback B (Aux. Feedback)
Table 1: Connector Types
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DC Trombone Installation GuideInstallation
3.4. Mounting the DC Trombone
The DC Trombone has been designed for two standard mounting options:
• Wall Mount along the back (can also be mounted horizontally on a metal surface)
• Book Shelf along the side
M4 round head screws, one through each opening in the heat sink, are used to mount the DC
Trombone (see the diagram below).
21
Figure 2: Mounting the DC Trombone with L-shaped Heat-sink
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DC Trombone Installation GuideInstallation
22
Figure 3: Mounting the DC Trombone with Heat-Sink Fan and Fins
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DC Trombone Installation GuideInstallation
3.5. Connections
3.5.1. Wiring the DC Trombone
Once the DC Trombone is mounted, you are ready to wire the device. Proper wiring, grounding
and shielding are essential for ensuring safe, immune and optimal servo performance of the DC
Trombone.
Caution:
Perform the following instructions to ensure safe and proper wiring.
1. Use twisted pair shielded cables for control, feedback and communication connections. For
best results, the cable should have an aluminum foil shield covered by copper braid, and
should contain a drain wire.
The drain wire is a non-insulated wire that is in contact with parts of the cable, usually the
shield. It is used to terminate the shield and as a grounding connection.
The impedance of the wire must be as low as possible. The size of the wire must be thicker
than actually required by the carrying current. A 24, 26 or 28 AWG wire for control and
feedback cables is satisfactory although 24 AWG is recommended.
23
2. Use shielded wires for motor connections as well. If the wires are long, ensure that the
capacitance between the wires is not too high: C < 30 nF is satisfactory for most
applications.
3. Keep all wires and cables as short as possible.
4. Keep the motor wires as far away as possible from the feedback, control and
communication cables.
5. Ensure that in normal operating conditions, the shielded wires and drain carry no current.
The only time these conductors carry current is under abnormal conditions, when electrical
equipment has become a potential shock or fire hazard while conducting external EMI
interferences directly to ground, in order to prevent them from affecting the drive. Failing
to meet this requirement can result in drive/controller/host failure.
6. After completing the wiring, carefully inspect all wires to ensure tightness, good solder
joints and general safety.
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DC Trombone Installation GuideInstallation
3.5.2. Connection Diagrams
The following two connection diagrams (Figure 4, Figure 5) show the three different ways of
connecting the servo drive:
• 400 V and 800 V S models (the catalog number has an S option) that feature backup
functionality and require an auxiliary 24 V backup supply. The drive will not be operative
without the external 24 VDC supply.
• 400 V model without backup functionality. The drive’s internal DC/DC converter is fed from
the VP+ and VN- of the internal drive’s bus line.
24
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DC Trombone Installation GuideInstallation
25
Figure 4: DC Trombone Connection Diagram – with Backup Functionality
(S Type Drive)
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DC Trombone Installation GuideInstallation
26
Figure 5: DC-DC Trombone Connection Diagram – 400 V without Backup Functionality
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DC Trombone Installation GuideInstallation
3.6. Connecting the Power Cables
The power connectors are located at the bottom of the DC Trombone, as follows:
3.6.1. For S type drives
Pin Function Cable
Power
VP+ Positive Power input DC Power
VN- Negative Power input DC Power
PE Protective earth DC Power
Motor AC DC
PE Protective earth Motor Motor
M1 Motor phase Motor N/C
M2 Motor phase Motor Motor
27
M3 Motor phase Motor Motor
Auxiliary 24 VDC Backup Supply
VL- Negative Auxiliary input Backup Power
VL+ Positive Auxiliary input Backup Power
Connector Location Cable Connector
Pin Positions
Table 2: Connectors for Main DC Power, Backup supply and Motor Cable –S Type Drives
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DC Trombone Installation GuideInstallation
3.6.2. For Non-S 400 VDC Type Drives
Pin Function Cable
Power
VP+ Positive Power input DC Power
VN- Negative Power input DC Power
PE Protective earth DC Power
Motor AC DC
PE Protective earth Motor Motor
M1 Motor phase Motor N/C
M2 Motor phase Motor Motor
M3 Motor phase Motor Motor
Not Used
VL- N.C.
28
VL+ N.C.
Connector Location Cable Connector
Pin Positions
Table 3: Connectors for Main DC Power and Motor Cable – in Non-S 400 VDC type drives
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DC Trombone Installation GuideInstallation
3.6.3. Connecting the Motor Cable
Connect the motor power cable to the M3, M2, M1 and the PE (Motor chassis) terminals of the
motor connector (see diagram below). The phase connection order is arbitrary because the
Composer will establish the proper commutation automatically during setup. However, if you
are willing to avoid from tuning each drive separately, and you plan to copy this setup file to
other drives – then, the motor-phase order, on all copy drives, must be kept the same as in the
first drive.
Note for connecting the motor cables:
1. For best immunity, it is highly recommended to use a shielded (not twisted) cable for the
motor connection. A shielded cable consisting of four wires should be used. The gauge is
determined by the actual current consumption of the motor.
2. Connect the shield of the cable to the closest ground connection at the motor end.
3. Connect the shield of the cable to the PE terminal in the drive's motor-connector.
4. Make sure that the motor chassis is properly grounded.
29
Figure 6: AC Motor Power Connection Diagram
3.6.4. Connecting the DC Power
The DC power to the DC Trombone is delivered from a separated rectifying-unit (supplied by
the user). The following sections contain topology recommendations for implementing threephase and a single-phase supply chains. Elmo offers the end-user, the option to purchase its
Tambourine rectifier, which offers a range of versatile options.
The power-stage of the DC Trombone is fully isolated from other sections of the DC Trombone,
such as the control-stage and the heat sink. This isolation allows the user to connect the
common of the control-section to the PE, a connection which significantly contributes to
proper functionality, safety and EMI immunity, leading to a better performance of the DC
Trombone.
In addition, this isolation simplifies the requirements of the DC power supply that is used to
power the DC bus of the DC Trombone, by allowing it to operate with a non-isolated DC power
source (a direct-to-mains connection) eliminating the need for a bulky and expensive isolationtransformer.
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DC Trombone Installation GuideInstallation
However, the DC Trombone can operate from a non-isolated/direct-to-mains DC power supply,
an isolated DC power supply or batteries.
When rectifying an AC voltage source, the AC voltage level must be limited to 270 VAC so as
not to exceed the maximum 390 VDC in the case of a 400 VDC drive, or 528 VAC so as not to
exceed the maximum 747 VDC in the case of an 800 VDC drive.
If the Trombone is connected to Elmo’s Tambourine power supply, then the end-user can
exploit the Tambourine’s options, such as EMI-filtering and shunt-regulator.
3.6.5. Direct-to-Mains Power Source (Non-Isolated Rectifier)
This section relates to the configuration of the power supply and drive, which are connected
directly to the mains (Figure 7, Figure 8, Figure 9).
Recommended connection of the non-isolated DC power supply
1. For best immunity, it is highly recommended to use twisted cables for the DC power supply
cable. A 3-wire shielded cable should be used. The gauge is determined by the actual
current consumption of the motor.
30
2. Connect both ends of the cable shield to the closest PE connections.
3. Tie one end to the power supply's PE terminal/ heat sink, and tie the other end either to
the PE terminal of the DC Trombone's power-connector, or attach it to one of the 6
mounting screws of the drive's heat sink.
Do not connect VN- to PE. In a direct-to-mains connection, the VN- must not
be connected to the PE, as this will cause irreparable damage to the system.
Take care to note, that in a direct-to-mains connection the Neutral point is not
the most negative voltage level. It is the mid-point level of the rectified DC
bus.
The Power Supply is connected directly to the Mains AC line.
Warning:
Do not connect VN- to PE. In a direct-to-mains connection the VN- must not be
connected to the PE, as this will cause irreparable damage to the system.
Take care and note that in a direct-to-mains connection the Neutral point is
not the most negative voltage level. It is the mid-point level of the rectified DC
bus.
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DC Trombone Installation GuideInstallation
3.6.5.3. Multiple Connections Topology
When applied in a multi-axis arrangement, it is likely that a single power supply can feed
several drives in parallel.
This topology is efficient and cost saving, reducing the number of power supplies and the
amount of wiring. More importantly, it utilizes an energy-sharing environment among all the
drives that share the same DC bus network.
The power supply is connected directly to the Mains AC line and it feeds more than one drive.
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DC Trombone Installation GuideInstallation
3.6.6. Battery Power Supply
Figure 10: Battery Connection Topology
Caution:
When using batteries, it is recommended to connect the negative pole to the
PE.
When doing so, the charger of the battery
an isolation transformer.
33
must be isolated from the mains by
3.6.7. Connecting the Control and Backup Supply (24 V)
In non-S type DC Trombone drive (a drive without having the option S in its part number), a
“smart” control-supply algorithm enables the DC Trombone to operate with the main power
supply only, with no need for an auxiliary supply voltage for supplying the drive's logic section.
Note: In models without the S option, there is no backup ability at all.
If backup functionality is required, to store control parameters in the event of main power
outages, then the S type DC Trombone should be used, with an external 24 VDC isolated power
supply connected to it.
Note: The S-model DC Trombone always requires an external 24 VDC power supply,
regardless of whether or not backup functionality is required.
Connect the auxiliary 24 VDC power supply as described below.
Notes for 24 VDC backup supply connections:
1. Use a 24 AWG twisted pair shielded cable. The shield should have copper braid.
2. The source of the 24 VDC backup supply must be isolated, by using an isolation
transformer.
3. For safety and EMI reasons, connect the return of the 24 VDC backup supply, to the closest
ground (PE).
4. Connect the cable shield to the closest ground (PE) near the power source.
5. Before applying power, first verify the correct polarity of the connection.
Make sure that the
braid shield is in tight
contact with the metal
housing
DC Trombone Installation Guide Installation
3.7. Feedback and Control Cable Assemblies
The DC Trombone features easy-to-use D-Sub type connections for all Control and Feedback
cables. Below are instructions and diagrams describing how to assemble those cables.
1. Use 24, 26 or 28 AWG twisted-pair shielded cables (24 AWG cable is recommended). For
best results, the shield should have aluminum foil covered by copper braid.
2. Use only a D-Sub connector with a metal housing.
3. Ideally, solder the shield drain wire to the connector body as shown in Figure 12. However,
the shield may also be attached without soldering, as long as the braid shield is in tight
contact with the metal housing of the D-type connector.
4. On the motor side connections, ground the shield to the motor chassis.
5. On controller side connections, follow the controller manufacturer’s recommendations
concerning the shield.
35
Figure 12: Feedback and Control Cable Assemblies
Note: All D-Sub type connectors, used with the DC Trombone, should be assembled in this
way.
3.7.1. Main Feedback Cable (FEEDBACK A)
The main feedback cable is used to transfer feedback data from the motor to the drive.
The DC Trombone can accept any one of the following devices as a main feedback mechanism:
• Incremental encoder only
• Incremental encoder with digital Hall sensors
• Digital Hall sensors only
• Incremental Analog (Sine/Cosine) encoder (option)
• Resolver (option)
• Tachometer (option)
• Potentiometer (option)
• Absolute Encoder
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MAN-DCTROIG (V er. 1.601)
Incremental
Interpolated
Resolver
Tachometer and
Encoder/Hall +5V
Encoder/Hall +5V
DC Trombone Installation Guide Installation
FEEDBACK A on the “front” of the DC Trombone has a 15-pin D-Sub socket.
Connect the Main Feedback cable from the motor to FEEDBACK A using a 15-pin, D-Sub plug
with a metal housing. When assembling the Main Feedback cable, follow the instructions in
Section 3.7 (Feedback and Control Cable Assemblies).
14 B- Cosine B complement Cosine B complement Cosine B complement
15 B+ Cosine B Cosine B Cosine B
Halls supply +5V Encoder +5V supply
-
8 V @90 mA maximum
Table 6: Main Feedback Cable Pin Assignments
Note: Connect the common from the control section to the closest PE point.
To connect the control common to the PE, use any one of the following available pins:
• P2/9
• FEEDBACK-B / 9, or 15
• FEDBACK A / 9, or 11, or 13
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DC Trombone Installation GuideInstallation
38
Figure 13: Main Feedback- Incremental Encoder Connection Diagram
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DC Trombone Installation GuideInstallation
39
Figure 14: Main Feedback – Interpolated Analog Encoder Connection Diagram
Figure 15: Main Feedback – Resolver Connection Diagram
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DC Trombone Installation GuideInstallation
40
Figure 16: Main Feedback – Tachometer Feedback with Digital Hall Sensor
Connection Diagram for Brushless Motors
Figure 17: Main Feedback – Tachometer Feedback Connection Diagram for Brush Motors
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DC Trombone Installation GuideInstallation
41
Figure 18: Main Feedback – Potentiometer Feedback with Digital Hall Sensor
Connection Diagram for Brushless Motors
Figure 19: Main Feedback –
Potentiometer Feedback Connection Diagram for Brush Motors and Voice Coils
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DC Trombone Installation GuideInstallation
42
Figure 20: Main Feedback – Stegmann Feedback Connection Diagram
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DC Trombone Installation GuideInstallation
43
Figure 21: Main Feedback – Heidenhain Feedback Connection Diagram
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Port
DC Trombone Installation Guide Installation
3.7.2. Main and Auxiliary Feedback Combinations
The Main Feedback is always used in motion control devices, whereas the Auxiliary Feedback is
often, but not always used. The Auxiliary Feedback connector on the DC Trombone,
FEEDBACK B, has two ports, Port B1 and Port B2. When used in combination with the
FEEDBACK A, these ports can be set, by the software, as follows:
44
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MAN-DCTROIG (V er. 1.601)
Feedback A (Main Feedback):
Digital
Feedback B (Auxiliary Feedback)
B1 Input:
N/A
Feedback B (Auxiliary Feedback)
B2 Output:
N/A
Main Buffered Output via P2:
Differential and buffered main
encoder signals
Feedback A (Main Feedback):
In
Or Resolver
Or Potentiomer and Tachometer
Or Absolute Encoder (all types)
Feedback B (Auxiliary Feedback)
B2 Output:
Differential and buffered
emulated encoder signal of
Feedback A
Main Buffered Output via P2:
N/A
Feedback B (Auxiliary Feedback)
B1 Input:
N/A
DC Trombone Installation GuideInstallation
45
MAIN
FEEDBACK
Software
Setting
Incremental
Encoder Input
Interpolated
Analog
(sin/cos)
Encoder Input
Resolver
Input
Potentiomete
r and
Tachometer
Input
AUX. FEEDBACK Ports B1 and B2
Encoder
terpolated Analog Encoder
YA[4] = 4
Absolute
Encoder Input
(All Types)
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MAN-DCTROIG (V er. 1.601)
Feedback A (Main Feedback):
Digital
Feedback B (Auxiliary Feedback)
B1 Input:
Differential Incremental Encoder
Feedback B (Auxiliary Feedback)
B2 Output:
Output same as B1
Main Buffered Output via P2:
Differential and buffered main
encoder signals
Feedback A (Main Feedback):
In
Or Resolver
Or Potentiomer and Tachometer
Or Absolute Encoder (all types)
Feedback B (Auxiliary Feedback)
B1 Input:
Differential Incremental Encod
Feedback B (Auxiliary Feedback)
B2 Output:
Output same as B1
Main Buffered Output via P2:
N/A
DC Trombone Installation GuideInstallation
46
MAIN
FEEDBACK
Software
Setting
Incremental
Encoder Input
Interpolated
Analog
(sin/cos)
Encoder Input
AUX. FEEDBACK Ports B1 and B2
YA[4] = 2
Encoder
Resolver Input
Potentiometer
and
Tachometer
Input
Absolute
Encoder Input
(All Types)
terpolated Analog Encoder
er
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MAN-DCTROIG (V er. 1.601)
Feedback A (Main Feedback):
Digital
Feedback B (Auxiliary Feedback)
B1 Input:
Pulse and Direction signals
Feedback B (Auxiliary Feedback)
B2 Outpu
Pulse and Direction signals
Main Buffered Output via P2:
Differential and buffered main
encoder signals
Feedback A (Main Feedback):
In
Or Resolver
Or Potentiomer and Tachometer
Or Absolute Encoder (all types)
Feedback B (Auxiliary Feedback)
B1 Input:
Pulse and Direction signals
Feedback B (Auxiliary Feedback)
B2 Output:
Pulse and Direction signals
Main Buffered Output via P2:
N/A
DC Trombone Installation GuideInstallation
47
MAIN
FEEDBACK
Software
Setting
Incremental
Encoder Input
Interpolated
Analog
(sin/cos)
Encoder Input
AUX. FEEDBACK Ports B1 and B2
YA[4] = 0
Encoder
t:
Resolver Input
Potentiometer
and
Tachometer
Input
Absolute
Encoder Input
(All Types)
terpolated Analog Encoder
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DC Trombone Installation GuideInstallation
3.7.3. FEEDBACK B (Auxiliary Feedback)
When using one of the auxiliary feedback options, the relevant functionality of the AUX.
FEEDBACK ports are software selected for that option. Refer to the SimplIQCommand Reference Manual for detailed information about FEEDBACK B setup.
3.7.3.1. Emulated Encoder Outputs Option on FEEDBACK B (YA[4]=4)
Note: This mode is not applicable when an incremental encoder is employed as the Main
Feedback A. When an incremental encoder is employed as Feedback A, the buffered
main output is transmitted via P2 to an upper controller or other drive.
Through FEEDBACK B (Port B2) the DC Trombone can provide a simultaneous emulated encoder signal to other controllers or drives. This option can be used when the DC Trombone:
• Is used as a current amplifier to provide position data to the position controller.
• Is used in velocity mode, to provide position data to the position controller.
• Is used as a master in Follower or ECAM mode.
48
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MAN-DCTROIG (V er. 1.601)
5
15
10
1
11
6
Port B1
Port B2
Power
DC Trombone Installation Guide Installation
Below are the signals on the Auxiliary Feedback ports when set up to run as buffered emulated
outputs of the following main encoders(on FEEDBACK A):
• Interpolated Analog Encoder
• Resolver
• Tachometer and Potentiometer
• Absolute Encoder (all types)
Port Pin Signal Function
B1 1 CHA Not in use in this mode
B1 2 CHA- Not in use in this mode
B1 3 CHB Not in use in this mode
B1 4 CHB- Not in use in this mode
B1 5 INDEX Not in use in this mode
49
B2 6 CHAO Emulated buffered channel A output
B2 7 CHAO- Emulated buffered channel A complement output
PWR 8 +5V Encoder supply voltage
PWR 9 SUPRET Encoder supply voltage return
B1 10 INDEX- Not in use in this mode
B2 11 CHBO Emulated buffered channel B output
B2 12 CHBO- Emulated buffered channel B complement output
B2 13 INDEXO Emulated buffered Index output
B2 14 INDEXO- Emulated buffered Index complement output
PWR 15 SUPRET Supply return
Pin Positions
15-Pin High Density D-Sub Socket 15-Pin High Density D-Sub Plug
Table 7: Emulated Encoder Outputs on FEEDBACK B - Pin Assignments
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FEEDBACK B on the DC Trombone has a 15-pin high density D-Sub socket.
Connect the Auxiliary Feedback cable, from the controller or other device, to FEEDBACK B using
a 15-pin, high density D-Sub plug with a metal housing. When assembling the Auxiliary
Feedback cable, follow the instructions in Section 3.7 (Feedback and Control Cable Assemblies).
50
Figure 22: Emulated Encoder Output on FEEDBACK B - Connection Diagram
Note: When using digital incremental encoder as the main Feedback A, buffered main encoder
signals are conveyed through the P2-I/O connector.
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MAN-DCTROIG (V er. 1.601)
B1
1
CHA
Auxiliary channel A high input
input
B1
3
CHB
Auxiliary channel B high input
input
input
B2
6
CHAO
Buffered channel A output
PWR
8
+5V
Encoder supply voltage
B2
13
INDEXO
Buffered Index output
PWR
15
SUPRET
Supply return
5
15
10
1
11
6
Port B1
Port B2
Power
DC Trombone Installation Guide Installation
3.7.3.2. Differential Auxiliary Encoder Input Option on FEEDBACK B (YA[4]=2)
The DC Trombone can be used as a slave by receiving the position of the master encoder data
(on Port B1) in Follower or ECAM mode. In this mode Port B2 provides differential buffered auxiliary outputs of Port B1 for the next slave axis in follower or ECAM mode.
Below are the signals on the Auxiliary Feedback port when set up to run as a differential
auxiliary encoder input:
Port Pin Signal Function
51
B1 2 CHA- Auxiliary channel A low
B1 4 CHB- Auxiliary channel B low
B1 5 INDEX Auxiliary Index high
B2 7 CHAO- Buffered channel A complement output
PWR 9 SUPRET Encoder supply voltage return
B1 10 INDEX- Auxiliary Index low input
B2 11 CHBO Buffered channel B output
B2 12 CHBO- Buffered channel B complement output
B2 14 INDEXO- Buffered Index complement output
Pin Positions
Table 8: Differential Auxiliary Encoder Input Option on FEEDBACK B - Pin Assignments
15-Pin High Density D-Sub Socket 15-Pin High Density D-Sub Plug
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FEEDBACK B on the DC Trombone has a 15-pin high density D-Sub socket.
Connect the Auxiliary Feedback cable from the feedback device to FEEDBACK B using a 15-pin,
high density D-Sub plug with a metal housing.
When assembling the Auxiliary Feedback cable, follow the instructions in Section 3.7 (Feedback
and Control Cable Assemblies).
52
Figure 23: Differential Auxiliary Encoder Input Option on FEEDBACK B - Connection Diagram
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B1
1
PULS/CHA
Pulse/Auxiliary channel A high input
input
B1
3
DIR/CHB
Direction/Auxiliary channel B high input
input
B2
6
CHAO
Channel A output
PWR
8
+5V
Encoder supply voltage
5
15
10
1
11
6
Port B1
Port B2
Power
N.C.
10
NC
Do not connect this pin
B2
12
CHBO-
Channel B complement output
DC Trombone Installation Guide Installation
3.7.3.3. Differential Pulse-and-Direction Input Option on FEEDBACK B (YA[4]=0)
This mode is used for input of differential pulse-and-direction position commands on Port B1.
In this mode Port B2 provides differential buffered pulse-and-direction outputs of Port B1 for
another axis.
Below are the signals on the Feedback B ports when they are set up to run as differential pulseand-direction input:
Port Pin Signal Function Pin Positions
53
B1 2 PULS-/CHA- Pulse-/Auxiliary channel A low
B1 4 DIR-/CHB- Direction-/Auxiliary channel B low
5 NC Do not connect this pin
B2 7 CHAO- Channel A complement output
15-Pin D-Sub Plug
PWR 9 SUPRET Encoder supply voltage return
B2 11 CHBO Channel B output.
13 NC Do not connect this pin
14 NC Do not connect this pin
15-Pin D-Sub Socket
PWR 15 SUPRET Supply return
Table 9: Differential Pulse-and-Direction Auxiliary Encoder Pin Assignment on FEEDBACK B
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54
Figure 24: Differential Pulse-and-Direction Input Option on FEEDBACK B - Connection
Diagram
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DC Trombone Installation GuideInstallation
3.8. I/O Cables
The DC Trombone has two I/O ports, P1 and P2. P1 is a general I/O which can be used to
connect 6 digital inputs and 4 digital outputs. P2 has 1 analog input port, and buffered encoder
signals that are derived from the main feedback:
I/O P1 Port P2 Port
Digital Input 6 -
Digital Output 4 -
Analog Input - 1
3.8.1. General I/O Port (P1)
Port P1 has a 15-pin high density D-Sub plug. When assembling this I/O cable, follow the
instructions in Section 3.7 (Feedback and Control Cable Assemblies) using a 15-pin high density
metal case D-Sub female connector (socket).
The I/Os for Port P1 detailed below; Digital Output (as Source Configuration) & Input (as Sink
Configuration) are defaults, although several options are available (upon request).
55
Note: The digital input interface is suitable for both TTL-level (5V) and PLC-level (24V).
Port P2 has a 15-pin high density D-Sub socket. When assembling this I/O cable, follow the
instructions in Section 3.7 (Feedback and Control Cable Assemblies) using a 15-pin high density
metal case D-Sub male connector (plug).
Pin Signal Function Pin Positions
2 MAIN_OUT_CHAO- Buffered output of main FB Channel A
3 MAIN_OUT_CHBO Buffered output of main FB Channel B
4 MAIN_OUT_CHBO- Buffered output of main FB Channel B
5 MAIN_OUT_INDEXO Buffered output of main FB index
7 SAFETY_RET Safety input 1 Return (optionally
complement
complement
connected to P2/12)
60
8 Not connected Empty pin
9 COMRET Circuit common
10 MAIN_OUT_INDEXO- Buffered output of main FB index
complement
12 SAFETY_RET Safety input 2 Return (optionally
connected to P2/7)
13 ANLRET Analog input return
15 ANLIN1+ Analog input 1 positive
Table 12: General I/O P2 Cable - Pin Assignments
Note: The main feedback buffered output signals are only available when
Main Feedback A is a digital incremental encoder type.
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61
Figure 27: General I/O P2 - Connection Diagram
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DC Trombone Installation GuideInstallation
3.9. Communication Cables
The communication cables use an 8-pin RJ-45 plug that connect to the RS-232 and CAN ports of
the DC Trombone.
The communication interface may differ according to the user’s hardware. The DC Trombone
can communicate using the following options:
a. RS-232, full duplex
b. CAN
RS-232 communication requires a standard, commercial 3-core null-modem cable connected
from the DC Trombone to a serial interface on the PC. The interface is selected and set up in
the Composer software.
In order to benefit from CAN communication, the user must have an understanding of the basic
programming and timing issues of a CAN network.
The CAN interface is not isolated.
For ease of setup and diagnostics of CAN communication, RS-232 and CAN can be used
simultaneously.
62
3.9.1.1. RS-232 Communication
Notes for connecting the RS-232 communication cable:
• Use a 26 or 28 AWG twisted pair shielded cable. The shield should have aluminum foil
covered by copper braid with a drain wire.
• Connect the shield to the ground of the host (PC). Usually, this connection is soldered
internally inside the connector at the PC end. You can use the drain wire to facilitate
connection.
• The male RJ plug must have a shield cover.
• Ensure that the shield of the cable is connected to the shield of the RJ plug. The drain wire
can be used to facilitate the connection.
Pin Signal Function Pin Location
1, 2 N/A —
3 RS232_Tx RS-232 transmit
4 N/A —
5 COMRET Communication return
6 RS232_Rx RS-232 receive
7, 8 N/A —
Table 13: RS-232 Cable - Pin Assignments
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DC Trombone Installation GuideInstallation
Figure 28: RS-232 Connection Diagram
3.9.1.2. CAN Communication
Notes for connecting the CAN communication cable:
63
• Use 26 or 28 AWG twisted pair shielded cables. For best results, the shield should have
aluminum foil and covered by copper braid with a drain wire
• Connect the shield to the ground of the host (PC). Usually, this connection is soldered
internally inside the connector at the PC end. You can use the drain wire to facilitate
connection.
• The male RJ plug must have a shield cover.
• Ensure that the shield of the cable is connected to the shield of the RJ plug. The drain wire
can be used to facilitate the connection.
• Connect a termination 120-Ohms resistor at each of the two ends of the network cable.
Pin Signal Function Pin Positions
1 CAN_H CAN_H bus line (dominant high)
2 CAN_L CAN_L bus line (dominant low)
3 CAN_RET CAN Return
4, 5 N/A —
6 CAN_SHLD Shield, connected to the RJ plug cover
7 CAN_RET CAN Return
8 N/A —
Table 14: CAN Cable - Pin Assignments
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DC Trombone Installation GuideInstallation
64
Caution:
When installing the CAN
communications, ensure that
each servo drive is allocated a
unique ID. Otherwise, the CAN
network may hang.
Figure 29: CAN - Connection Diagram
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3.10. Powering Up
After the DC Trombone has been mounted, check that the cables are intact.
The DC Trombone servo drive is then ready to be powered up.
Caution:
Before applying power, ensure that the DC supply is within the range specified
for your specific type of DC Trombone and that the proper
plus-minus connections are in order.
3.11. Initializing the System
After the DC Trombone has been connected and mounted, the system must be set up and
initialized. This is accomplished using the Composer, Elmo’s Windows-based software
application. Install the application and then perform setup and initialization according to the
directions in the ComposerSoftware Manual.
65
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Chapter 4: Technical Specifications
DC Trombone Installation Guide
4.1. Features
4.1.1. Motion Control Modes
• Current/Torque - up to 14 kHz sampling rate
• Velocity - up to 7 kHz sampling rate
• Position - up to 3.5 kHz sampling rate
4.1.2. Advanced Positioning Control Modes
• PTP, PT, PVT, ECAM, Follower, Dual Loop, Current Follower
• Fast event capturing inputs
66
• Fast output compare (OC)
• Motion Commands: Analog, PWM, digital (SW) and Pulse and Direction
4.1.3. Advanced Filters and Gain Scheduling
• “On-the-fly” gain scheduling of current and velocity
• Velocity and position with “1-2-4” PIP controllers
• Automatic commutation alignment
• Automatic motor phase sequencing
4.1.4. Fully Programmable
• Third generation programming structure with motion commands – “Composer”
• Event capturing interrupts
• Event triggered programming
• 32 KB memory in "A" (Advanced) type
4.1.5. Feedback Options
• Incremental Encoder – up to 20 Megacounts (5 Megapulses) per second
• Digital Halls – up to 2 kHz
• Incremental Encoder with Digital Halls for commutation – up to 20 Megacounts per second
for encoder
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• Interpolated Analog Sine/Cosine Encoder – up to 250 kHz (analog signal)
Internal Interpolation - up to x4096
Automatic Correction of amplitude mismatch, phase mismatch, signal offset
Emulated encoder outputs, differential, buffered of the Analog encoder
• Absolute Encoder
• Analog Hall Sensor
• Resolver
Programmable 10 to 15 bit resolution
Up to 512 revolutions per second (RPS)
Emulated encoder outputs, differential, buffered of the Resolver
• The DC Trombone can provide power (5 V, 2x200 mA max) for Encoders, Resolver or Halls.
67
4.1.6. Input/Output
• 1 Analog Input – up to 14-bit resolution
• 6 programmable Digital Inputs, optically isolated (two of which are fast event capture
inputs):
Inhibit/Enable motion
Software and analog reference stop
Motion limit switches
Begin on input
Abort motion
Homing
General-purpose
• 4 programmable Digital Outputs:
Brake Control with default output-current configuration of 0.5 A
Amplifier fault indication
General-purpose
Servo enable indication
• Buffered and differential outputs of the main encoder with up to 5 MHz pulses
• Buffered and differential outputs of the auxiliary encoder
• Emulated Buffered and differential outputs of resolver or analog-encoder
• Pulse and Direction inputs (Differential)
• PWM current command output for torque and velocity
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DC Trombone Installation GuideTechnical Specifications
4.1.7. Built-In Protection
• Software error handling
• Abort (hard stops and soft stops)
• Status reporting
• Protection against:
Shorts between motor power outputs
Shorts between motor power outputs and power input/return
Failure of internal power supplies
Over-heating
Continuous temperature measurement. Temperature can be read on the fly; a warning
can be initiated x degrees before temperature disable is activated.
Over/Under voltage
Loss of feedback
Following error
Current limits
68
4.1.8. Accessories
• Heat sinks (TBD)
4.1.9. Status Indication
• Bi-color LED
4.1.10. Automatic Procedures
• Commutation alignment
• Phase sequencing
• Current loop offset adjustment
• Current loop gain tuning
• Current gain scheduling
• Velocity loop offset adjustment
• Velocity gain tuning
• Velocity gain scheduling
• Position gain tuning
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DC Trombone Installation GuideTechnical Specifications
4.2. Dimensions
69
Figure 30: DC Trombone with L-shaped Heat-Sink
Figure 31: DC Trombone with Heat-Sink Fan and Fins
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DC Trombone Installation GuideTechnical Specifications
4.3. Power Ratings for the 400 V Type
Feature Units 6/400 12/400 16/400 R17/400 R22/400
Minimum supply voltage VDC S option in P/N: 50
No S option in P/N: 100
Nominal supply voltage VDC 325
Maximum supply voltage VDC 400
70
Maximum continuous
kW 2 4 5 5.5 7
power output
Efficiency at rated power
% > 98
(at nominal conditions)
Auxiliary supply voltage
option
VDC 18 V to 30 V
Only for Control Supply S option Model
Auxiliary power supply VA ≤5 VA without external loading
DC Trombone Installation GuideTechnical Specifications
4.4. Power Ratings for the 800 V Type
Feature Units 8/800 12/800 R11/800 R16/800
Minimum supply voltage VDC S option in P/N: 95+
Nominal supply voltage VDC 560 for 400 VAC
680 for 480 VAC
Maximum supply voltage VDC 780
71
Maximum continuous power
kW 5 7.5 7 10
output
Efficiency at rated power (at
% > 98
nominal conditions)
Auxiliary supply voltage
option
VDC 18 V to 30 V
Only for Control Supply S option Model
Auxiliary power supply VA ≤5 VA without external loading
≤7 VA with full external loading
Continuous current limit (Ic)
A 8 12 11 16
Amplitude sinusoidal/DC
trapezoidal commutation
Sinusoidal continuous RMS
A 5.7 8.5 7.8 11.3
current limit (Ic)
Peak current limit A 2 x Ic No peak
Weight g (oz)
650 g (22.9 oz) for standard L shape
1100 g (38.8 oz) for L shape fins and fan
Dimensions mm
(in)
140 x 105 x 43 (5.51" x 4.13" x 1.7")
for standard L shape
Digital in/Digital out/ Analog in 6/4/1
Mounting method Panel / Wall Mounted
The following note applies to Power Ratings of both the 400 and 800 V drive types.
Note: Current rating: The current ratings of the DC Trombone are given in units of DC
amperes (ratings that are used for trapezoidal commutation or DC motors). The RMS
(sinusoidal commutation) value is the DC value divided by 1.41.
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DC Trombone Installation GuideTechnical Specifications
4.4.1. Auxiliary Supply (only for S Type Drive)
Feature Details
Auxiliary power supply Isolated DC source only
Auxiliary supply input voltage 18 VDC to 30 VDC
Auxiliary supply input power < 5 VA (this includes the 5 V/200 mA load for the
main encoder only)
< 7 VA (this includes the 5 V/400 mA load on the
main encoder and feedback B)
Note: An S type drive will not be operative if not having the Aux. supply (Mandatory).
4.5. Environmental Conditions
Feature Details
72
Operating ambient temperature
according to IEC60068-2-2
Storage temperature
Maximum non-condensing humidity
according to IEC60068-2-78
Maximum Operating Altitude
Mechanical Shock
according to IEC60068-2-27
Vibration
according to IEC60068-2-6
0 °C to 40 °C (32 °F to 104 °F)
-20 °C to +85 °C ( -4 °F to +185 °F)
95%
2,000 m (6562 feet)
15g / 11ms Half Sine
5 Hz ≤ f ≤ 10 Hz: ±10mm
10 Hz ≤ f ≤ 57 Hz: 4G
57 Hz ≤ f ≤ 500 Hz:5G
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4.6. Control Specifications
4.6.1. Current Loop
Feature Details
Controller type Vector, digital
Compensation for bus voltage variations “On-the-fly” automatic gain scheduling
73
Motor types
• AC brushless (sinusoidal)
• DC brushless (trapezoidal)
• DC brush
• Linear motors
• “Voice” coils
Current control
• Fully digital
• Sinusoidal with vector control
• Programmable PI control filter based on a
pair of PI controls of AC current signals and
constant power at high speed
Current loop bandwidth <2.5 kHz
Current sampling time
Programmable 100 to 200 µsec
Current sampling rate Default 10 kHz
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4.6.2. Velocity Loop
Feature Details
Controller type PI
74
Velocity control
• Fully digital
• Programmable PI and FFW control filters
• "On-the-fly" gain scheduling
• Automatic, manual and advanced manual tuning
Velocity and position feedback
options
• Incremental Encoder
• Absolute encoder (optional)
• Digital Halls
• Interpolated Analog (sin/cos) Encoder (optional)
• Resolver (optional)
• Tachometer and Potentiometer (optional)
Note: With all feedback options, 1/T with automatic
mode switching is activated (gap, frequency and
derivative).
Velocity loop bandwidth < 350 Hz
Velocity sampling time
140 to 200 µsec (2x current loop sample time)
Velocity sampling rate Up to 8 kHz; default 5.5 kHz
Velocity command options
• Analog
• Internally calculated by either jogging or step
Note: All software-calculated profiles support
on-the-fly changes.
4.6.3. Position Loop
Feature Details
Controller type “1-2-4” PIP
Position command options
Position loop bandwidth < 80 Hz
Position sampling time
Position sampling rate Up to 4 kHz; default 2.75 kHz
• Software
• Pulse and Direction
• Analog Potentiometer
280 to 400 µsec (4x current loop sample time)
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DC Trombone Installation GuideTechnical Specifications
4.7. Feedbacks
4.7.1. Feedback Supply Voltage
The DC Trombone has two feedback ports (Main and Auxiliary). The DC Trombone supplies
voltage to the main feedback device and to the auxiliary feedback device if needed.
Feature Details
Main encoder supply voltage 5 V +5% @ 200 mA maximum
Auxiliary encoder supply voltage 5 V +5% @ 200 mA maximum
4.7.2. Main Feedback Options
4.7.2.1. Incremental Encoder Input
Feature Details
75
Encoder format
• A, B and Index
• Differential
• Quadrature
Interface RS-422
Input resistance
Differential: 120 Ω
Maximum incremental encoder frequency Maximum absolute: 5 MHz pulses
Minimum quadrature input period (PIN) 112 nsec
Minimum quadrature input high/low period (PHL) 56 nsec
Minimum quadrature phase period (PPH) 28 nsec
Maximum encoder input voltage range
Common mode: ±7 V
Differential mode: ±7 V
Figure 32: Main Feedback - Encoder Phase Diagram
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Signal offsets
DC Trombone Installation Guide Technical Specifications
4.7.2.2. Digital Halls
Feature Details
Halls inputs
• H
• Single ended inputs
• Built in hysteresis of 1 V for noise immunity
, HB, HC.
A
76
Input voltage Nominal operating range: 0 V < V
Maximum absolute: -1 V < V
High level input voltage: V
Low level input voltage: V
In_Hall
InHigh
InLow
> 2.5 V
< 1 V
< 5 V
In_Hall
< 15 V
Input current Sink current (when input pulled to the common): 5 mA
Maximum frequency f
: 2 kHz
MAX
4.7.2.3. Absolute Encoder
Feature Details
Encoder format
Interface
Input Resistance
• NRZ (Panasonic)
• EnDAT 2.21 (with analogue Sin/Cos)
• Stegmann in DC-TRO/SOL-TRO
• RS-485
• Clock – Differential output line
• Data – Differential bidirectional line
Differential 120 Ω
Transmission Rate Up to 2.5 MHz
4.7.2.4. Interpolated Analog Encoder (Sine/Cosine)
Feature Details
Analog encoder format Sine and Cosine signals
Analog input signal level
Input resistance
Maximum analog signal frequency f
Interpolation multipliers Programmable: x4 to x4096
Maximum “counts” frequency 80 Megacounts/sec “internally”
Automatic errors correction
Encoder outputs
• Offset voltage: 2.2 V to 2.8 V
• Differential, 1 V peak to peak
Differential 120 Ω
: 250 kHz
MAX
Signal amplitudes mismatch
Signal phase shift
See Auxiliary Encoder Outputs specifications ( 4.7.3)
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4.7.2.5. Resolver
Feature Details
77
Resolver format
• Sine/Cosine
• Differential
Input resistance
Differential 2.49 kΩ
Resolution Programmable: 10 to 15 bits
Maximum electrical frequency (RPS) 512 revolutions/sec
Resolver transfer ratio 0.5
Reference frequency 1/Ts (Ts = sample time in seconds)
Reference voltage Supplied by the DC Trombone
Reference current up to ±50 mA
Encoder outputs
See Auxiliary Encoder Output specifications ( 4.7.3)
4.7.2.6. Tachometer*
Feature Details
Tachometer format Differential
Maximum operating differential voltage
±20 V
for TAC1+, TAC1-
Maximum absolute differential input
±25 V
voltage for TAC1+, TAC1-
Maximum operating differential voltage
±50 V
for TAC2+, TAC2-
Maximum absolute differential input
±60 V
voltage for TAC2+, TAC2-
Input resistance for TAC1+, TAC1- 46 kΩ
Input resistance for TAC2+, TAC2- 100 kΩ
Resolution 14 bit
* Only one Tachometer port can be used at a time (either TAC1+/TAC1- or TAC2+/TAC2-).
TAC1+/TAC1- is used in applications with having a Tachometer of less than 20 V.
TAC2+/TAC2- is used in applications with having a Tachometer of between 20 V and 50 V.
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DC Trombone Installation GuideTechnical Specifications
4.7.2.7. Potentiometer
Feature Details
Potentiometer Format Single-ended
Operating Voltage Range 0 to 5 V supplied by the DC Trombone
Potentiometer Resistance 100 Ω to 1 kΩ … above this range, linearity is
affected detrimentally
Input Resistance 100 kΩ
Resolution 14 bit
4.7.3. Main Encoder Buffered Output
The main encoder buffered output is only functioning when Feedback A is a Digital Incremental
Encoder.
Feature Details
78
Main encoder buffered output
• A, B, Index
• Differential outputs
• Quadrature
Interface RS-422
Output current capability
Driving differential loads of 200 Ω on INDEX/
INDEX-, CHB/CHB- and CHA/CHA- pairs
Available as options Simultaneous buffered outputs of main-
incremental encoder input
Maximum frequency f
: 5 MHz pulses/output
MAX
Index (marker) Length of pulse is one quadrature (one quarter of
an encoder cycle) and synchronized to A&B
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DC Trombone Installation GuideTechnical Specifications
4.7.4. Auxiliary Feedback Port (output mode YA[4]= 4)
Feature Details
79
Emulated output
• A, B, Index
• Differential outputs
Output current capability Maximum output current: IOH (max) = 2 mA
> 3.0 V
OH
= 2 mA
OL
< 0.4 V
OL
Available as options
High level output voltage: V
Minimum output current: I
Low level output voltage: V
• Emulated encoder outputs of analog encoder
• Emulated encoder outputs of the resolver
• Emulated encoder outputs of the tachometer
• Emulated encoder outputs of the
potentiometer
Maximum frequency f
Edge separation between A & B
: 5 MHz pulses/output
MAX
Programmable number of clocks to allow adequate
noise filtering at remote receiver of emulated
encoder signals
Index (marker): Length of pulse is one quadrature (one quarter of
DC Trombone Installation GuideTechnical Specifications
4.8. I/Os
The DC Trombone has:
• 6 Digital Inputs
• 4 Digital Outputs
• 1 Analog Input
4.8.1. Digital Input Interfaces
Feature Details
81
Type of input
Input current
for all inputs
• Optically isolated
Rin=3.43K, Iin = 1.2 mA @ Vin = 5 V
Rin=3.43K, Iin = 6.7 mA @ Vin = 24 V
High-level input voltage 5 V < Vin < 24 V
Low-level input voltage 0 V < Vin < 1 V
Minimum pulse width > 4 x TS, where TS is sampling time
Execution time (all inputs):
the time from application of
voltage on input until execution is
complete
If input is set to one of the built-in functions — Home,
Inhibit, Hard Stop, Soft Stop, Hard and Soft Stop, Forward
Limit, Reverse Limit or Begin — execution is immediate
upon detection: 0 < T < 4 x TS
If input is set to General input, execution depends on