WAGO-I/O-SYSTEM 750 XTR
Diagnostics 265
750-495/040-00x 3-Phase Power Measurement Module 690 V
Manual
Version 1.2.0
9.1
LED Diagnostics
LED A indicates the operating status. LEDs B … H indicate possible errors.
The meaning of these indications is as follows:
Table 55: Diagnostics
LED
State
Message
A
Off
No operational readiness or
the local bus communication is interrupted.
Note: If the watchdog was disabled, the LED is
always green. See section “Commissioning” >
“Configuration with WAGO-I/O-CHECK”.
Green
Operational readiness and correct local bus
communication
B
Off
No error
Red
General error message for L1:
Under-/overvoltage or overcurrent
C
Off
No error
Red
General error message: Clipping of a current
measuring path IL1, IL2 or IL3
D
Off
No error
Red
High measuring error, caused by undershooting the
nominal input voltage at L1, L2 or L3
E
Off
No error
Red
General error message for L2:
Under-/overvoltage or overcurrent
F
Off
No error
Red
General error message for L3:
Under-/overvoltage or overcurrent
G
Off
No error
Red
General error message: Clipping of a voltage
measuring path L1, L2 or L3
H
Off
No error
Yellow
Error of the phase sequence L1-L2-L3