Allen-Bradley ControlNet PLC-5 User Manual

1785-UM022B-EN-P - February 2002
Monitoring and Troubleshooting Your ControlNet System 5-5
Using the DH+/RIO
Status Indicators
Indicator Color Channel Mode Description Probable Cause Recommended Action
Green
(steady)
Remote I/O
Scanner
Active Remote I/O link, all
adapter modules are
present and not faulted
Normal
operation
No action required
Remote I/O
Adapter
Communicating with
scanner
DH+ Processor is transmitting
or receiving on DH+ link
Green
(blinking
rapidly or
slowly)
Remote I/O
Scanner
At least one adapter is
faulted or has failed
• Power off at
remote rack
• Cable broken
• Restore power to the
rack
•Repair cable
DH+ No other nodes on network
Red
(steady)
Remote I/O
Scanner
Remote I/O
Adapter
DH+
Hardware fault Hardware error • Turn power off, then
on.
•Check that the
software
configurations
match the hardware
set-up.
• Replace the
processor.
Red
(blinking
rapidly or
slowly)
Remote I/O
Scanner
Faulted adapters detected • Cable not
connected or
is broken
• Power off at
remote racks
•Repair cable
• Restore power to
racks
DH+ Bad communication on
DH+
Duplicate node
detected
Correct station address
Off Remote I/O
Scanner
Remote I/O
Adapter
DH+
Channel offline Channel is not
being used
Place channel online if
needed
A
B
or
AB Drives

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