67
CONDITIONS RESULTING IN IMPAIRED
OPERATION
Impaired operation conditions Impaired operation result
12VDC connected in reverse way The protection inside the Multi will
avoid permanent damage
Connect the input port to output port The 12Vcc will be distributed to the
contact/detector; this can damage
the detector or create a short
circuit. Power supply Output alarm
will be activated. Check the cabling
before to switch on the main power
Connect the output port to input port Input short/cut alarm is activated.
Check the cabling before to switch
on the main power
Plug-in inserted in a reverse way The protection inside the Multi will
avoid permanent damage
Table 11 - Condition resulting in impaired operation