CARLO GAVAZZI PAM Manual Del Usuario página 5

Test button (identical function can be reached by test input)
The Basic Module features a push button to activate system test and
alignment help.
System test:
Alignment:
Exit:
NB! Output is off during test or alignment.
System test (for activating see "Test button")
The system is tested as well as the sensors and sensor connection
cables. Test mode is indicated by all sensor module LED's being on
for approximately one second. After one second each LED indicates
diagnostics.
Sensor module
Yellow Red
Constantly on -
Flashing -
- Flashing
Constantly on Constantly on
Flashing alternately
Flashing simultaneously
Alignment (for activating see "Test button")
The signal strength is indicated by:
Bargrap -indicates the signal strength by lighting up the LED's. One
LED is weak signal, 10 LED's is strong signal.
Buzzer - if activated the buzzer changes repetition frequency
according to the signal strength, continuous frequency is
strong signal.
Press and release push button once
Press and release once more for alignment on
channel one. (Step through each channel by
pressing the push button several times, the
yellow LED indicates the channel being aligned).
Press and hold for more than 3 seconds and all
sensor module LED's turn ON for approximately
1.5 seconds.
Function
All tests OK
Emitter fault
Receiver fault
Sensors not correctly paired
Signal insufficient
Emitter and receiver fault
5