
Appendix F Device Diagnostic Codes
Series PM172 Powermeters
135
Appendix F Device Diagnostic Codes
Diagnostic
Code
Description Reason
2
Memory/Data fault
Hardware failure
3
Hardware watchdog reset
Hardware failure
5
CPU exception
Hardware failure
6
Run-time software error
Hardware failure
7 Software
watchdog
timeout
Hardware failure
8
Power Down/Up
Normal power-up sequence
9
Warm restart
External restart via communications or
by firmware upgrade
10
Configuration reset
Corrupted setup data has been
replaced with the default configuration
11
RTC fault
The clock time has been lost
13
Low battery
Battery replacement is required. With
auto-reset.
15
EEPROM fault
Hardware failure
See
Device Diagnostics
in Chapter 4 for more information on the PM172
built-in diagnostics.