Crestron CNXRY-16 User Manual download pdf (Page 3)

CRESTRON

CNX Relay Output Expansion

Card: CNXRY-16

Description

Functional Description

The CNXRY-16 Relay Output Expansion Card provides 16 isolated, normally open

relay closures. The maximum rating per contact measures 1A, 30 VAC/VDC. There

are MOV (metal oxide varistor) arc supression devices across the contacts for use

with “real world” loads. Refer to the schematic below.

CNXRY-16 Schematic

231

45678C2345678C1

Physical Description

The CNXRY-16, shown below, is a circuit board fastened to an aluminum faceplate.

The card is manufactured to easily fit into an unoccupied slot in a Crestron CNX

Generation Control System.

CNXRY-16 Faceplate

The faceplate contains two identical male, 9-pin connectors. There are eight relay

pins and one common ground pin per connector. Silk screening is applied to the

faceplate; relay pins are labeled A1 through A8 and B1 through B8. Common

Operations Guide - Doc. 8122 CNX Relay Output Expansion Card: CNXRY-16 • 1

1 2 3 4 5 6 7 8 ... 11 12

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