Error Diagnosis And Troubleshooting - Delta AH500 Manual

11.6.3.3 Program Control
 In segment 1, by triggering M1, COM1 of AH10SCM-5A will always read the preset slave
address including Word device and Bit device.
 In segment 2, by triggering M2, COM1 of AH10SCM-5A will always write to the preset slave
address including Word device and Bit device
 In segment 3, by triggering M3, COM2 of AH10SCM-5A will trigger the packet command of
Group 1.
 In segment 4, by triggering M4, COM2 of AH10SCM-5A will trigger and execute the group
packets arranged under Sequence three times.

11.7 Error Diagnosis and Troubleshooting

AHRTU-DNET-5A provides four means of treating the errors such as indicator diagnosis, digital
display diagnosis, status word diagnosis and software diagnosis.
Ch a pt er 11 DeviceNet Re m ote I/O Module AHRTU-DNET
11-103