Allen-Bradley ControlNet PLC-5 User Manual

1785-UM022B-EN-P - February 2002
5-2 Monitoring and Troubleshooting Your ControlNet System
PROC Green
(steady)
Processor is in run
mode and fully
operational
Normal operation No action required
Green
(blinking)
Processor memory is
being transferred to
EEPROM
Normal operation No action required
Red
(blinking)
Major fault • RSLogix 5
download in
progress
• Run-time error
During RSLogix 5 download, this is
normal operation - wait for
download to complete.
If not during RSLogix 5 download:
• Check major fault bit in status
file (S:11) for error definition
• Clear fault, correct problem, and
return to run mode
Alternating
Red and
Green
Processor in
FLASH-memory
programming mode
Normal operation if
processor's FLASH
memory is being
reprogrammed
No action required - allow flash
update to complete
Red
(steady)
Power cycle with
problem battery
Battery is low,
disconnected or not
installed
Properly replace or install battery
(see Chapter 1 for more
information)
Red
(steady)
Fault with memory
loss
• New processor
• Invalid ControlNet
network address
•Processor has
failed internal
diagnostics
• Use programming software to
clear and initialize memory
• Verify that ControlNet address
switch is not set to 0
• Install battery (to preserve
failure diagnostics), then power
down, reseat processor and
power up; then reload your
program. If you are unable to
reload your program, replace the
processor. If you are able to
reload your program and fault
persists, contact Technical
Support at 440.646.6800 to
diagnose the problem.
Off Processor is in
program load or test
mode or is not
receiving power
Check power supply and
connections
FORCE Amber
(steady)
SFC and/or I/O forces
enabled
Normal operation No action required
Amber
(blinking)
SFC and/or I/O forces
present but not
enabled
Off SFC and/or I/O forces
not present
COMM Off No transmission on
channel 0
Normal operation if
channel is not being
used
Green
(blinking)
Transmission on
channel 0
Normal operation if
channel is being
used
Indicator Color Description Probable Cause Recommended Action

Allen-Bradley ControlNet PLC-5 Specifications

General

Manufacturer	Allen-Bradley
Network Type	ControlNet
Programming Software	RSLogix 5
Product Type	PLC
Communication Ports	ControlNet, DH+
Programming Languages	Ladder Logic
Operating Temperature	0°C to 60°C (32°F to 140°F)
Relative Humidity	5% to 95% (non-condensing)
Processor Type	PLC-5 Processor
Power Supply	24V DC