Because of the variety of uses for the products described in this publication,
those responsible for the application and use of this control equipment must
satisfy themselves that all necessary steps have been taken to assure that
each application and use meets all performance and safety requirements,
including any applicable laws, regulations, codes and standards.
The illustrations, charts, sample programs and layout examples shown in
this guide are intended solely for purposes of example. Since there are many
variables and requirements associated with any particular installation,
Rockwell Automation does not assume responsibility or liability (to include
intellectual property liability) for actual use based upon the examples shown
in this publication.
Rockwell Automation publication SGI-1.1, Safety Guidelines for the Application, Installation and Maintenance of Solid-State Control (available
from your local Allen-Bradley sales office), describes some important
differences between solid-state equipment and electromechanical devices
that should be taken into consideration when applying products such as
those described in this publication.
Reproduction of the contents of this copyrighted publication, in whole or
part, without written permission of Rockwell Automation, is prohibited.
Throughout this manual we use notes to make you aware of safety
considerations:
Identifies information about practices or circumstances
that can lead to personal injury or death, property damage
or economic loss
Attention statements help you to:
• identify a hazard
• avoid a hazard
• recognize the consequences
Identifies information that is critical for successful
application and understanding of the product.
Trademark List
ArmorStart, ArmorPoint, and ControlLogix are registered trademarks of Rockwell Automation, Inc.
ArmorConnect, DeviceLogix, PLC, RSNetWorx, RSLogix 5000, and SLC are trademarks of Rockwell Automation,
Inc. DeviceNet and the DeviceNet logo are trademarks of the Open Device Vendors Association (ODVA). ControlNet
is a trademark of ControlNet International, LTD.
2
European Communities (EC)
Directive Compliance
If this product has the CE mark it is approved for installation within the
European Union and EEA regions. It has been designed and tested to meet
the following directives.
Low Voltage and EMC Directives
This product is tested to meet Council Directive 73/23/EEC Low Voltage
and 89/336/EEC and Council Directive 89/336/EC Electromagnetic
Compatibility (EMC) by applying the following standard(s):
• Bulletin 280/281: EN 60947-4-1 — Low-voltage switchgear and
controlgear — Part 4-1:Contactors and motor-starters —
Electromechanical contactors and motor-starters.
• Bulletin 283: EN 60947-4-2 — Low-voltage switchgear and
controlgear — Part 4-2: AC semiconductor motor controllers and
starters.
• Bulletin 284: EN 61800-3 — Adjustable speed electronic power drive
systems — Part 3: EMC product standard including specific test
methods.
This product is intended for use in an industrial environment.
IntroductionThis chapter provides a brief overview of the features and
functionality of the Bulletin 280/281, 283, and 284 ArmorStart®
Distributed Motor Controllers.
DescriptionThe ArmorStart Distributed Motor Controllers are integrated, pre-
engineered, starters with Bulletin 280/281 for full-voltage and
reversing applications, Bulletin 283 for solid-state motor control, and
Bulletin 284 for variable frequency AC drives applications. The
ArmorStart offers a robust IP67/NEMA Type 4 enclosure design,
which is suitable for water wash down environments. The ArmorStart
products are also offered with NEMA Type 4X rating suitable for
environment wash down with caustic chemical used in the food and
beverage industry. The wash down rating is 1000 psi for the NEMA
Type 4X rated devices.
The modular “plug and play” design offers simplicity in wiring the
installation. The quick disconnects for the I/O, communications, and
motor connections reduce the wiring time and eliminate wiring errors.
The ArmorStart offers, as standard, four DC inputs and two relay
outputs, to be used with sensors and actuators respectively, for
monitoring and controlling the application process. The ArmorStart’s
LED status indication and built-in diagnostics capabilities allow ease
of maintenance and troubleshooting. The optional Hand/Off/Auto
(HOA) keypad configuration allows local start/stop control at the
ArmorStart
Distributed Motor Controller.
The ArmorStart Distributed Motor Controller offers short circuit
protection per UL508 and IEC 60947. The ArmorStart is rated for
local-disconnect service by incorporating the Bulletin 140 Motor
Protector as the local-disconnect, eliminating the need for additional
components. The ArmorStart Distributed Motor Controllers are
suitable for group motor installations.
1-2Product Overview
00%
ge
)
OperationThe ArmorStart Distributed Motor Controllers can operate three-
phase squirrel-cage induction motors as follows:
Bulletin 280/281: 0.24…16 A; 200VAC, 230VAC, 460VAC, 575V
AC; 50/60 Hz.
Bulletin 283: 1.1…16 A; 200VAC, 230VAC, 460VAC, or 575V
AC; 50/60 Hz.
Bulletin 284: up to 2.0 Hp (1.5 kW) @ 240V AC, up to 5 Hp (3.0 kW)
@ 480V AC, and up to 5 Hp (4.0 kW) @ 575V AC; 50/60 Hz.
Depending on the catalog number ordered, the ArmorStart
Distributed Motor Controller will accept a control power input of
120VAC, 240VAC or 24V DC.
Mode of OperationBulletin 280/281
Full-Voltage Start
This method is used in applications requiring across-the-line starting,
in which full inrush current and locked-rotor torque are realized. The
ArmorStart Bulletin 280 offers full-voltage starting and the Bulletin
281 offers full-voltage starting for reversing applications.
1
Percent
Volta
Time (seconds
Bulletin 283
Soft Start
This method has the most general application. The motor is raised
from an initial torque value to full voltage. The initial torque is
adjustable to 15%, 25%, 35%, or 65% of locked rotor torque. The
motor voltage is gradually increased during the acceleration ramp
time, which can be adjusted from 1 to 45 seconds.
Product Overview1-3
Current Limit Start
This starting mode is used when it is necessary to limit the maximum
starting current. It can be adjusted for 150...600% of full load amps.
Start times are selectable from 1...45 seconds.
Selectable Kick Start
A kickstart, or boost, at the beginning of the start mode is intended to
provide a current pulse of 450% of full load current. The kickstart
time is adjustable from 0.5...1.5 seconds. This allows the motor to
develop additional torque at start for loads which may need a boost to
get started.
Soft Stop
The Soft Stop function can be used with applications that require an
extended coast to rest. When enabled, the voltage ramp down time
can be selected from 1...90 seconds. The motor will stop when the
motor voltage drops to a point where the load torque is greater than
the motor torque.
1-4Product Overview
Bulletin 284
Sensorless Vector Performance (Volts per Hertz)
•Drive automatically provides auto boost (IR compensation) and
slip compensation
•Provides excellent speed regulation and high levels of torque
across the entire speed range of the drive and improved speed
regulation even as load increases.
•Most cost-effective performance when sensorless vector control
is not required.
•To select this method of operation, select H for the Mode of
Operation listed in the catalog structure. See
Publication 280-SG001_-EN-P.
Sensorless Vector Control
•Sensorless Vector Control provides exceptional speed regulation
and very high levels of torque across the entire speed range of the
drive
•The Autotune feature allows the Bulletin 284 ArmorStart
Distributed Motor Controller to adapt to individual motor
characteristics.
•To select this method of operation, select V for the Mode of
Operation listed in the catalog structure. See
Publication 280-SG001_-EN-P.
Description of FeaturesOverload Protection
Class 15 Overload Curves
1
100
10000
0100 200 300 400 500 600 700
Multiples for Full Load Current
Approximate Trip Time (sec)
Cold
Hot
Class 10 Ove rload Curv es
1
10
100
1000
10000
0100 200 300 400 500 600 700
Multiples of Full Load Current
Approximate Trip Time (sec)
Cold
Hot
Class 20 Overload Curves
1
100
10000
0100 200 300 400 500 600 700
Multiples of Full Load Current
Approximate Trip Time (sec)
Cold
Hot
Class 10
Class 15
Class 20
%
%
of
%
The ArmorStart Distributed Motor Controller incorporates, as
standard, electronic motor overload protection. This overload
protection is accomplished electronically with an I
ArmorStart’s overload protection is programmable via the
communication network, providing the user with flexibility.
The Bulletin 280/281 overload trip class can be selected for class 10,
15, 20 protection. Ambient insensitivity is inherent in the electronic
design of the overload.
Figure 1.1 Overload Trip Curves
Product Overview1-5
2
t algorithm. The
1-6Product Overview
Class 10 Overload Curv es
1
10
100
1000
10000
0100 200 300 400 500 600 700
Multiples of Full Load Curre nt
Approximate Trip Time (sec)
Cold
Hot
Class 10
% of P132 (Motor NP Hertz)% of P132 (Motor NP Hertz)
% of P132 (Motor NP Hertz)
% of P133 (Motor OL Current)
% of P133 (Motor OL Current)
% of P133 (Motor OL Current)
The Bulletin 283 overload trip class allows for class 10 protection.
Ambient insensitivity is inherent in the electronic design of the
overload.
Figure 1.2 Overload Trip Curve
The Bulletin 284 ArmorStart Distributed Motor Controller
incorporates, as standard, electronic motor overload protection. This
2
overload protection is accomplished electronically with an I
t
algorithm. The ArmorStart’s overload protection is programmable via
the communication network providing the user with flexibility.
Programming the Motor OL Current parameter provides class 10
overload protection for the Bulletin 284 Distributed Motor Controller.
Ambient insensitivity is inherent in the electronic design of the
overload.
Figure 1.3 Overload Trip Curves
Product Overview1-7
LED Status Indication
The LED Status Indication provides 4 status LEDs and a Reset
button. The LEDs provide status indication for the following:
•POWER LED
The LED is illuminated solid green when control power is present
and with the proper polarity
•RUN LED
This LED is illuminated solid green when a start command and
control power are present
•NETWORK LED
This bi-color (red/green) LED indicates the status of the
communication link
•FAULT LED
Indicates Controller Fault (Trip) condition
The “Reset Button” acts as a local trip reset.
Figure 1.4 Status Indication and Reset
Fault Diagnostics
Fault diagnostics capabilities built in the ArmorStart Distributed
Motor Controller help you pinpoint a problem for easy
troubleshooting and quick re-starting.
Fault Indication
•Short CircuitXXX•Miscellaneous FaultXX
•OverloadXXX•Brake Fuse Detection XX
•Phase LossXXX•Internal Comm. FaultXX
•Control Power LossXXX•Shorted SCRX
•Control Power Fuse DetectionXXX•Phase RotationX
•Output Power Fuse DetectionXXX•Heatsink Temperature FaultX
•I/O FaultXXX •DC Bus FaultX
•Over TemperatureXXX•Ground FaultX
•DeviceNet™ Power Loss ➊XXX•OvercurrentX
•EEprom FaultXXX•Restart RetriesX
•Hardware FaultXXX•StallX
•Phase ImbalanceXX•Phase ShortX
Available on Bulletin:
Fault Indication
280/281283284280/281283284
➊Not available on the Bulletin 280A/281A., 283A, or 284A.
Available on Bulletin:
1-8Product Overview
Inputs
The inputs are single-keyed (2 inputs per connector), which are
sourced from DeviceNet power (24V DC), with LED status indication
- Not available with on the Bulletin 280A/281A, 283A, or 284A.
Outputs
Two dual-key relay output connectors are supplied as standard. The
outputs are sourced from control power (A1 and A2). LED status
indication is also provided as standard for each output.
Gland Plate Entrance
The ArmorStart product offers two different methods of connecting
incoming three-phase and control power to the device. One method
offered is the traditional conduit entrance with a ¾ in. and 1 in.
conduit hole opening for wiring three-phase and control power. The
second method offers connectivity to the ArmorConnect™ power
media. Factory-installed receptacles are provided for connectivity to
both three-phase and control power media.
Motor Cable
With every ArmorStart Distributed Motor Controller, a 3-meter
unshielded 4-conductor cordset is provided with each unit as
standard. If the optional EMI filter is selected for Bulletin 284 units, a
shielded 4-conductor cordset is provided with each unit as standard.
ArmorStart with DeviceNet Network Capabilities
The ArmorStart Distributed Motor Controller delivers advanced
capabilities to access parameter settings and provides fault
diagnostics, and remote start-stop control. DeviceNet is the
communication protocol, provided with the ArmorStart Bulletin
280D/281D, 283D, or 284D Distributed Motor Controller.
ArmorStart with ArmorPoint® I/O
The Bulletin 280A/281A, 283A, and 284A ArmorStart Distributed
Motor Controller allows connectivity to the ArmorPoint backplane.
The ArmorPoint I/O system can communicate using DeviceNet,
ControlNet, or EtherNet communication protocols. In addition to the
different network protocols, the ArmorPoint Distributed I/O products
allow the I/O capability to be expanded beyond the standard two
outputs. Two dual-key relay output connectors are supplied as
standard. The outputs are sourced from control power (A1 and A2).
LED status indication is also provided as standard for each output.
When using the ArmorPoint backplane, a maximum of two
ArmorStart Distributed Motor Controllers can be connected to the
ArmorPoint Distributed I/O product.
Product Overview1-9
If the I/O capability of the Bulletin 280D/281D, 283D, or 284D
ArmorStart Distributed Motor Controller needs to be expanded
beyond the standard four inputs and two outputs, the ArmorStart
Distributed Motor Controller with the DeviceNet communication
protocol can be configured to the ADNX Architecture, in which the
ArmorStart is part of the DeviceNet subnet, using the Bulletin 1738ADNX ArmorPoint Distributed I/O product.
DeviceLogix™
DeviceLogix is a stand-alone Boolean program that resides within the
ArmorStart Distributed Motor Controller. DeviceLogix is
programmed using Boolean math operations, such as, AND, OR,
NOT, Timers, Counters, and Latches. DeviceLogix can run as a standalone application, independent of the network. However, 24V DC
must be supplied at the DeviceNet connector to power the inputs.
Peer to Peer Communications (ZIP)
The zone control capabilities of ArmorStart Distributed Motor
Controllers is ideal for large horsepower (0.5…10 Hp) motored
conveyors. The ArmorStart Distributed Motor Controllers have builtin DeviceNet communications, DeviceLogix technology, and the
added Zone Interlocking Parameters (ZIP) which allow one
ArmorStart to receive data directly, from up to four other DeviceNet
nodes, without going through a network scanner. These direct
communications between conveyor zones are beneficial in a merge,
diverter, or accumulation conveyor application.
Factory Installed OptionsSafety Monitor Option (Bulletins 280/281, 283, and 284)
The Safety Monitor Option allows for independent monitoring of the
output status of the device. The function is implemented using a
normally closed contact which complies with EN/IEC 60947-5-1 for
mechanically linked contacts. Two terminal blocks are provided as
the inputs which may be used with an external safety circuit. The
external safety circuit monitors the status of the contactor.
Optional HOA Keypad Configuration (Bulletin 280/281 only)
The ArmorStart offers two optional factory-installed Hand/Off/Auto
(HOA) configurations: Standard and Forward/Reverse HOA.
Figure 1.5 Optional HOA Configuration
1-10Product Overview
Optional HOA Keypad Configuration (Bulletin 283 only)
The ArmorStart offers an optional factory-installed Hand/Off/Auto
(HOA) configuration:
Figure 1.6 Optional HOA Configuration
Optional HOA Selector Keypad with Jog Function (Bulletin 284
only)
The HOA Selector Keypad with Jog Function allows for local start/
stop control with capabilities to jog in forward/reverse motor
directions.
Figure 1.7 Optional HOA with Jog Function Configuration
Source Brake Contactor (Bulletins 283 and 284 only)
An internal contactor is used to switch the electromechanical motor
brake on/off. The motor brake is powered from the main power
circuit. A customer-accessible 3.0 A fuse is provided to protect the
brake cable. A 3 meter, 3-pin cable for connection to the motor brake
is provided as standard when the option is selected.
EMI Filter (Bulletin 284 only)
The EMI Filter option is required if the Bulletin 284 ArmorStart
Distributed Motor Controller must be CE-compliant. If the EMI Filter
is selected, a 3 meter shielded 4-conductor cordset is provided as
standard. This option is only available with sensorless vector control.
Dynamic Brake (Bulletin 284 only)
A 3 meter 3-pin cable for connection to a dynamic brake module is
provided as standard when this option is selected.
Accessories for available dynamic brake modules.
See Appendix G,
Product Overview1-11
Dynamic Brake Resistor (Bulletin 284 only)
The IP67 Dynamic Brake Resistor plug and play design offers
simplicity in writing and installation. The factory installed option of
DB1 must be selected in order to have the quick disconnect
connectivity. The cable length of the IP67 Dynamic Brake Resistor is
available in two lengths, 0.5 meter and 1 meter. See Appendix G,
Accessories, for available IP67 Dynamic Brake Resistors.
Control Brake Contactor (Bulletin 284 only)
An internal contactor is used to switch the electromechanical motor
brake On/Off. The motor brake is powered from the control voltage
circuit. A customer accessible 3.0 A fuse is provided to protect the
brake cable. One 3-meter 3-pin cable for connection to the motor
brake is provided as standard when this option is selected.
Output Contactor (Bulletin 284 only)
An internal contactor will be sourced from control voltage to isolate
the load side of the Bulletin 284 ArmorStart Distributed Motor
Controller. When control power is applied, the output contactor is
closed, and when control power is removed, the output contact opens.
There is no switching element, such as a relay, in the system. If
control power is lost then the output contactor will open, since its coil
power is lost. A sequenced stop involving the output contactor cannot
be performed.
Shielded Motor Cable (Bulletin 284 only)
A 3 meter shielded 4-conductor cordset is provided instead of the 3
meter unshielded 4-conductor cordset. If the EMI Filter is selected, a
3 meter shielded 4-conductor cordset is provided as standard.
0…10V Analog Input (Bulletin 284 only)
The Bulletin 284 Distributed Motor Controller with Sensorless Vector
Control provides a 0…10V analog input. The 0…10V Analog Input
is a factory installed option that provides a 0…10V external
frequency command from the 0…10V or +/-10V analog input or
remote potentiometer. A 5-pin micro receptacle is provided for
connectivity for customer connection. A shielded 5-conductor cordset
or patch cord is recommended.
1-12Product Overview
Notes:
Chapter2
Installation and Wiring
ReceivingIt is the responsibility of the user to thoroughly inspect the equipment
before accepting the shipment from the freight company. Check the
item(s) received against the purchase order. If any items are damaged,
it is the responsibility of the user not to accept delivery until the
freight agent has noted the damage on the freight bill. Should any
concealed damage be found during unpacking, it is again the
responsibility of the user to notify the freight agent. The shipping
container must be left intact and the freight agent should be requested
to make a visual inspection of the equipment.
UnpackingRemove all packing material, wedges, or braces from within and
around the starter. Remove all packing material from device(s).
InspectingAfter unpacking, check the nameplate catalog number(s) against the
purchase order.
StoringThe controller should remain in its shipping container prior to
installation. If the equipment is not to be used for a period of time, it
must be stored according to the following instructions in order to
maintain warranty coverage.
•Store in a clean, dry location.
•Store within an ambient temperature range of –25°C…+85°C
(–13°F…+185°F).
•Store within a relative humidity range of 0…95%,
noncondensing.
•Do not store equipment where it could be exposed to a corrosive
atmosphere.
•Do not store equipment in a construction area.
2-2Installation and Wiring
ATTENTION
!
ATTENTION
!
ATTENTION
!
ATTENTION
!
ATTENTION
!
General PrecautionsIn addition to the precautions listed throughout this manual, the
following statements, which are general to the system, must be read
and understood.
The controller contains ESD (electrostatic
discharge)-sensitive parts and assemblies. Static
control precautions are required when installing,
testing, servicing, or repairing the assembly.
Component damage may result if ESD control
procedures are not followed. If you are not familiar
with static control procedures, refer to Publication
8000-4.5.2, Guarding against Electrostatic Discharge, or any other applicable ESD protection
handbooks.
An incorrectly applied or installed controller can
damage components or reduce product life. Wiring
or application errors, such as undersizing the motor,
incorrect or inadequate AC supply, or excessive
ambient temperatures, may result in malfunction of
the system.
Precautions for Bulletin 284
Applications
Only personnel familiar with the controller and
associated machinery should plan or implement the
installation, startup, and subsequent maintenance of
the system. Failure to do this may result in personal
injury and/or equipment damage.
The drive contains high voltage capacitors which
take time to discharge after removal of mains
supply. Before working on drive, ensure isolation of
mains supply from line inputs (R, S, T [L1, L2, L3]).
Wait three minutes for capacitors to discharge to
safe voltage levels. Failure to do so may result in
personal injury or death.
Darkened display LEDs are not an indication that
capacitors have discharged to safe voltage levels.
Only qualified personnel familiar with adjustable
frequency AC drives and associated machinery
should plan or implement the installation, startup,
and subsequent maintenance of the system. Failure
to do this may result in personal injury and/or
equipment damage.
Installation and Wiring2-3
Dimensions for Bulletin 280/281Dimensions are shown in millimeters (inches). Dimensions are not
intended to be used for manufacturing purposes. All dimensions are
subject to change.
Figure 2.1 Dimensions for IP67/NEMA Type 4 with Conduit Entrance
2-4Installation and Wiring
ArmorStart® with a 10 A
Short-Circuit Protection Rating
ArmorStart® with a 25 A
Short-Circuit Protection Rating
Dimensions for Bulletin 280/281,
Continued
Dimensions are shown in millimeters (inches). Dimensions are not
intended to be used for manufacturing purposes. All dimensions are
subject to change.
Figure 2.2 Dimensions for IP67/NEMA Type 4 with ArmorConnect™
Connectivity
Installation and Wiring2-5
Dimensions for Bulletin 280/281,
Continued
Dimensions are shown in millimeters (inches). Dimensions are not
intended to be used for manufacturing purposes. All dimensions are
subject to change.
Figure 2.3 Dimensions for NEMA Type 4X with Conduit Entrance
2-6Installation and Wiring
Dimensions for Bulletin 280/281,
Continued
Dimensions are shown in millimeters (inches). Dimensions are not
intended to be used for manufacturing purposes. All dimensions are
subject to change.
Figure 2.4 Dimensions for Type 4X with ArmorConnect Connectivity
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