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5 CONNECTING TO RELAYS

5.1 I/O CONNECTOR DIAGRAMS

The CIO-RELAY08 and CIO-RELAY16 boards use a single 50-pin connector for

signal interfacing. The CIO-RELAY24 and CIO-RELAY32 use two, 50-pin

connectors. The pin-outs of the connectors are shown in Figures 5-1 through 5-4.

Figure 5-1. CIO-RELAY08 & 16 Figure 5-2. CIO-RELAY08/M & 16/M

Connector Connector

PINS corresponding to relays 8 through 15 are not connected on the RELAY08

version (Figure 5-1).

Note that the form A relays used on the /M versions have

and

COM

connections only (Figure 5-2).

WARNING!

High voltages will be present on the CIO-RELAY boards when you have connected

high voltage inputs or outputs to the CIO-RELAY connector. Use extreme caution!

Never handle the CIO-RELAY board when high voltage signals are connected to it.

DO NOT REMOVE THE PROTECTIVE PLATES FROM THE BOARD .

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Measurement-computing CIO-RELAY08 Manuale Utente Pagina 12