Siemens UL 489 Operating Instructions Manual page 188

Changing settings
3 x 0.5
1/8"
Indicators
LED Indication
green
DEVICE yellow
red
green
c
off
yellow
All other LEDs
off
Module test
Unintended operation of the circuit breaker and other devices.
The test circuits of this unit emit real output signals that may cause operation of the circuit breaker and other devices that
may be connected to the associated cmodule.
During the test, the circuit breaker and downstream devices shoud be isolated to prevent unintended device operations.
The correct operation of the cmodules can be verified in the test mode. The test mode is started by pushing the "TEST" button
once. All outputs and the associated LEDs are switched off. The color of the DEVICE LED changes from green to yellow.
Testing inputs and outputs
Pressing the "TEST" Button
Twice quickly
After a pause,
twice quickly
After a pause,
twice quickly
...
After a pause,
twice quickly
After a pause, once
Once
Pushing the "TEST" button several times in quick succession when an LED is on switches the respective input/output on and off alternately.
9 – 86
The value 0.1 is set if the
rotary switch is positioned
in this segment
Significance
Module in operation
Module in test mode
Module faulty
c
Connection to
c
No connection to
Option set or signal available
Option not set or no signal available
Reaction
- LED 1 on
- Input/output 1 on
- LED 1 and input/output 1 off, LED 2 on
- Input/output 2 on
- LED 2 and input/output 2 off, LED 3 on
- Input/output 3 on
- LED 5 and input/output 5 off, LED 6 on
- Input/output 6 on
Input/output 6 off, all LEDs on
Test mode starts again, all inputs/outputs and the associated LEDs are off
available
NOTICE
...