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Flex EM/EX HazLoc System Instruction Manual
June 2019
Page 49 of 62
6.2 Flex 12EX Output Relay Contact Diagram
•
The Flex 8EX will not have pushbuttons 9 - 10 or 11 - 12 (relays K17 - K24; wires 29 - 38).
•
For Flex 8EX-A/B Systems, A connects to wire #26 and B connects to wire #28.
•
For Flex 12EX-A/B Systems, A connects to wire #36 and B connects to wire #38.
•
For different voltage settings,
see Section 4.2.7 on page 46
.
•
For F9 and F10 power fuse ratings,
see Section 4.2.7 on page 46
.
•
For 12 - 24VDC power supply, wire #1 corresponds to the negative charge (-) and wire #3
corresponds to the positive charge (+). Wire #2 is for GROUND.
•
Wire #6 is for “Normal Close” and wire #8 is for “Normal Open” MAIN output.
•
Due to the possibility of voltage spikes on the contactors, suppressors are required on contactors
being driven by Flex relays.