9.9 Error Notification Function
9.9.1 Overview of Errors
The GM1 controller has a self-diagnostic function which identifies errors and stops operation if
necessary
.
Indications concerning self-diagnosis are as follows.
■
LEDs related to self-diagnostic errors
●: Lit, ▲: Flashing, ○: Unlit, -: Indefinite (Lit or unlit)
LED display
Description
Operation
status
RUN STOP ERROR ALARM
Normal ● 〇 〇 〇 Normal operation Operating
〇 ● 〇 〇 STOP mode Stopped
Error ● 〇 ▲ 〇 When a self-diagnostic error
occurs (Operation continues.)
Operating
〇 ● ▲ 〇 When a self-diagnostic error
occurs (Operation stops.)
Stopped
〇 ● - ● System error Stopped
■
PLC parameter setting
Operation mode at the time of error can be set to continue operation or stop operation in the
PLC parameter setting.
9.9.2 Checking and Clearing Errors Using GM Programmer
Error information can be checked in the status window of GM Programmer.
In case of an operation continue error
, the error can be resolved by RTEX Reset / Error Clear.
9.9 Error Notification Function
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