Propiedad de Vendwatch Telematics - Con
fi
dencial
FINDING THE COMMON POLE
Now make contact with the the other pole to validate the switch model and the poles connectivity.
DOOR SWITCH
LIGHT / SOUND
POLE TYPE
SWITCH TYPE
Extended or Pressed
YES
Common
Unknown
Extended
NO
NO
Normally Open
Pressed
YES
NO
Normally Open
Extended
YES
NC
Normally Closed
Two distinctive connecting options, “NO” or “NC” are available based on the results of the continuity test.
