User's Manual

Output relays and Tamper switch

A three-pin output relay is available. It has a common contact, a

normally open contact and a normally closed contact.

Terminal block J8

Pin 1 Normally open

Pin 2 Normally closed

Pin 3 Common

Pin 4 Unused

Pin 5 Tamper switch

Pin 6 Tamper switch

Pin 7 Ground Ground

Relay ratings

1 A at 30 VDC according to the extra low voltage safety

requirements (42.4 VAC max, 60 VDC max) independent of the

power supply.

Electrical interfaces