10 diagnostics and troubleshooting – ProSoft Technology PTQ-AFC User Manual
Page 201

PTQ-AFC ♦ Modicon Quantum Platform
Diagnostics and Troubleshooting
Liquid and Gas Flow Computer for Hydrocarbon Products
User Manual
ProSoft Technology, Inc.
Page 201 of 259
June 23, 2011
10 Diagnostics
and
Troubleshooting
In This Chapter
User
LEDs ........................................................................................... 202
BBRAM
LEDs ...................................................................................... 203
Meter
Alarms ....................................................................................... 204
Checksum
Alarms ............................................................................... 207
Events
.................................................................................................
208
Audit
Scan ........................................................................................... 209
PTQ-AFC modules have the following communication connections on the
module:
Two RS-232/422/485 Application ports
One RS-232 Configuration/Debug port
This section provides information that will assist you during the module operation
on troubleshooting issues. This section describes the following topics:
LEDs
Meter
Alarms
Checksum
Alarms
Events
Audit
Scan