Diagnostics; Table 22: Diagnostics - WAGO 750-494 Series Manual

WAGO-I/O-SYSTEM 750
750-494 3-Phase Power Measurement Module
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9

Diagnostics

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LED A indicates the operating status, LEDs B ... H indicate possible errors.
The meaning of these indications is as follows:

Table 22: Diagnostics

LED
A
B
C
D
E
F
G
H
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Manual
Version 1.2.0
State Message
No operational readiness or
the internal data bus communication is interrupted.
Off Note: If the watchdog was disabled, the LED is
always green. See section "Commissioning" >
"Configuration with WAGO-I/O-CHECK".
Operational readiness and correct internal data bus
Green
communication
Off No error
General error message for L1:
Red
Under-/overvoltage or overcurrent
Off No error
General error message: Clipping of a current
Red
measuring path IL1, IL2 or IL3
Off No error
High measuring error, caused by undershooting the
Red
min. voltage at L1, L2 or L3
Off No error
General error message for L2:
Red
Under-/overvoltage or overcurrent
Off No error
General error message for L3:
Red
Under-/overvoltage or overcurrent
Off No error
General error message: Clipping of a voltage
Red
measuring path L1, L2 or L3
Off No error
Yellow Error of the phase sequence L1-L2-L3
Diagnostics 99