7.3 EDM
The light curtain has a function for monitoring actuation external devices (EDM). This function can be enabled or
deactivated.
EDM enabled:
Disconnect or connect to the ground pin 3 of receiver M12 8-pole connector (EDM enabling = ON).
Connect EDM input (pin 4 of M12 8-pole - RX) to a 24 VDC normally closed contacts of the device to be
monitored.
EDM deactivated:
Connect to 24 VDC pin 3 of receiver M12 8-pole connector (EDM enabling = OFF).
Disconnect or connect to the ground EDM input (pin 4 of M12 8-pole - RX).
This function checks normally closed contact switch on OSSD status change.
TC >= 350 msec: 350 msec: time after OSSD OFF-ON switch when EDM test is performed.
T0 >= 100 msec: time after OSSD ON-OFF switch when EDM test is performed.
The decimal dot on the display shows that the function is enabled.