Chapter 3. Preparation of System
EQ-77X LDLS® Operation Manual
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of
31
External Interlock Input Only (pin 13)
Digital Outputs
Power
3.7 External Interlock Connection
External interlock pins are provided for the customer’s use (see
for connection details). Any suitable
normally open contact or solid-state switch can operate the interlock circuit. The contact or switch should be rated for
8mA minimum at 5VDC.
The interlock circuit must be connected to enable the operation of the unit. Should the interlock connection open
during operation or standby, the source is immediately disabled, and all light output from the aperture ceases.
•
Type: Relay Coil
•
Logic: Active High
•
Input voltage: 5VDC
•
Input current: 80mA
•
Type: Open collector to ground (digital common)
•
Logic: Active Low
•
Voltage: 30VDC max
•
Sink current: 8mA max
•
Voltage: 5VDC, referenced to digital common
•
Current: 50 mA maximum
