- Bad communication ports
- Broken selector/key switches
- Dead batteries/Bad Battery connections
- Solid or Blinking RED OK Status Light
- Solid or Blinking RED RUN Status Light
- Solid or Blinking RED Fault Status Light
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Allen Bradley PLC 5 Repair
We offer extensive repairs for your PLC 5. We keep many spare parts in stock so that we can repair your PLC 5 as efficiently and effectively as possible. Our standard repair lead time is 2-4 weeks. However, we can often repair your unit much faster if necessary. We can repair most issues with your PLC 5 and if for some reason we cannot repair your unit we will do our best to offer a refurbished unit at the repair cost, so that you can get a working unit back as soon as possible!
- 2 Year DO Supply Warranty
- Fast repairs at low costs
- No surprises or up-charges for difficult repairs
- Standard lead time of 2-4 weeks
- Extensive quality control and testing
Get a repair quote
Not an Authorized Distributor: DO Supply is not an authorized distributor for listed manufacturers or tradenames and therefore the manufacturer's
warranty does not apply. All of our products come with DO Supply's 2-year warranty.
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Hardware issues & error codes we repair
We repair all of the following hardware issues and error codes with your PLC 5 parts.
- Bad analog inputs or ouptus
- Bad digital input or outputs
- Bad relays (stuck on/off)
- Incorrect voltages on inputs or outputs
- Incorrect current on inputs or outputs
- DF1, DH-485, DH+, Profibus, Remote I/ (RIO) failures and more!
- Intermittent communication
- Solid RED/Blinkging RED communication lights
- Devicenet, Ethernet, ControlNet, RS232 ports.
- Missing CJC Jumpers
- Incorrect readings
- Failed inputs
- Dead power supplies
- Incorrect voltage
- Broken Plastic
- Poor Connections
- Bad Slots
Browse PLC 5 Repairs
Browse our catalog of repairable PLC 5 parts to get a quote.
1771-CX5
Local I/O Bus Terminator Cable
In Stock Ships Today
1771-CXT
Functioning as a bus terminator plug, the 1771-CXT is a spare accessory that facilitates local I/O connections. It operates within a temperature range of 0 to 40 degrees Celsius while supporting up to
In Stock Ships Today
1771-DA
ASCII I/O Module, 1.5 Kilowords/3 Kilobytes, RS-232-C, 110, 300, 600, 1200, 4800, 9600 baud Rate of Communication
In Stock Ships Today
1771-DB
Communication Module, RS-232-C, RS-422-A, RS-485, and DH-485 Communication Port Protocol, BASIC Programs and C Programs Operation, Block-Transfer w/ PLC-5 Processor
In Stock Ships Today
1771-DBMEM1
EEPROM Memory Module, 8 Kilobits
In Stock Ships Today
1771-DBMEM2
EEPROM Memory Module, 32 Kilobytes
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1771-DCM
Direct Communication Module
In Stock Ships Today
1771-DE
Positioning I/O Module, 50 Kilohertz, 2 Slots, 200 Microseconds Module Update Period, 0.80 Amperes Backplane Current
In Stock Ships Today
1771-DL
Positioning I/O Module, 1 Kilohertz, 1 Slot, 1 Milisecond Module Update Period, 0.12 Amperes Backplane Current
In Stock Ships Today
1771-DLC
Positioning I/O Module, 1 Kilohertz, 1 Slot, 1 Milisecond Module Update Period, 0.12 Amperes Backplane Current, Earlier Model
In Stock Ships Today
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About PLC 5
The PLC 5 controllers series is a series of programmable controllers which are used at the center of a machine architecture system which brings together existing and future networks by using different types of networks, including Ethernet/IP, ControlNet, and DeviceNet networks. They offer connectivity between the SLC 500, ControlLogix, and MicroLogix controllers. These controllers can help to control the architecture and offer cost-effective connections to a wide range of devices. They feature input/output modules inside a single chassis with a power supply. The PLC 5 controllers come with onboard remote I/O scanner ports and onboard extended I/O scanner ports. These controllers are available in a wide range of input/output capacities and memory sizes. They can also be connected to a wide variety of networks for distributed processing and distributed input/output.
The PLC 5 controllers come with several programming features that help to serve different application demands. They come with ladder logic which programs a language and is representative of the relay logic. The subroutines in the controllers help to store the recurring sections of the program logic which can be accessed from multiple program files. They also feature sequential functional charts and structured texts. The PLC 5 controllers come with a maximum of 16 module I/O slots. Also, the controllers can be mounted by using a back panel or by using a rack. A wide variety of data formats are available in the PLC series. No external power is required for the controllers. The PLC 5 controllers are also available based on the number of user memory words, memory size, processor types. The PLC 5 controllers are also available with different input resolutions, input types, and output resolutions. Various operating voltages can be used to run the controllers. Multiple LED indicators are housed in the PLC 5 controllers to show different information.
Common error/issues withe PLC 5 include:
Plastics, power supply, enclosure and mounting
Mounting clips
Dismounting clips
Racking guides
Grounding clip
Dead backplane
Stripped threads
Damaged rack
no power through AUX power
Damaged power board
Power pins
Node address switches
Communications
RS-232
DH+ ports
Ethernet port
Side mounted port
No connection
Loss of communications
No communications
Faulty key switch
Lights
BATT light
Solid PROG lights
LED indicators
I/O
Discrete output replacement relay or TRIAC
Discrete input replacement
Analog out
Analog in
RTD channel repair
Fused input/output replacement