Troubleshooting with modbus – Rockwell Automation 440C Guardmaster 440C-CR30 Configurable Safety Relay User Manual User Manual

Page 106

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106

Rockwell Automation Publication 440C-UM001C-EN-P - November 2014

Chapter 15

Troubleshooting

Figure 125 - Recent Fault List

Troubleshooting with
Modbus

Many faults can be reported to an HMI or PLC using Modbus.

Table 17

shows a

list of the Modbus addresses for faults.

Table 17 - Modbus Addresses for Faults

Modbus Address

Parameter

000265

Processor HW fault

000266

Safety Input HW fault

000267

Safety Output HW fault

000268

Power supply fault / Main transistor fault

000269

Communication fault

000270

Configuration fault (wrong revision, invalid configuration)

000271

Time out (Clock monitoring)

000272

Plug-in fault

000393...000416

Fault bit 0 of SMF 0...23

000417...000440

Fault bit 1 of SMF 0...23

000441...000464

Fault bit 2 of SMF 0...23

000465...000488

Fault bit 3 of SMF 0...23

000489...000504

Retrigger Fault SOF 0...23

000505...000512

Cross Fault of Terminals 12...17

000849...000860

Fault log

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