Chapter 9. Troubleshooting; Errors Indicated By Run Led Flickering - LG MASTER-K G4F-TC2A User Manual

Chapter 9. TROUBLESHOOTING

Chapter 9. TROUBLESHOOTING
The followings explain errors that could occur during operating the RTD input module and their
troubleshooting.
9.1

Errors Indicated by RUN LED Flickering

Errors indicated by the flickering RUN LED of RTD input module are given below.
RUN LED Status
Flickering
(cycle: 0.1 sec)
Flickering
(cycle: 0.2 sec)
Flickering
(cycle: 0.6 sec)
Flickering
(cycle: 1.0 sec)
Descriptions
WDT error
System error
Internal memory error
A/D conversion error
A disconnection detected
B disconnection detected
b disconnection detected
Outside the upper or lower
bound of the range
9 - 1
Remark
The data before error has
occurred is maintained.