Decoding IC660BBD020 Block Fault Data

Use the following table to decode the reported values for the Block-Level diagnostic points for 24/48 VDC 16 Circuit Sink I/O Block - Phase B Blocks:

Bit

Diagnostic Fault

0-2,4-7

Not used

3

Terminal Assembly EEPROM fault

Use the following table to decode the reported values for Circuit-Level diagnostic points for 24/48 VDC 16 Circuit Sink I/O Block - Phase B Blocks:

Bit

Diagnostic Fault

0

Loss if I/O power

1

Short circuit

2

Overload

3

No load, or input open wire

4

Over temperature

5

Failed Switch

6

Not used

7

Not used

More information

Decoding fault data.