Installation Manual

NetSure™ LMS Data Processing Unit

Installation Instructions, Section 5879 (Issue BA, April 7, 2014)

Spec. No: 58650500, 586505500 Code: Section 5879

Model No: LMS1000 Issue BA, April 7, 2014

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FOUR OUTPUT (FORM-C) RELAY CIRCUIT CARD P/N 506335

CONNECTIONS

Connections to a relay circuit card are made to terminal block TB1

located at the edge of the circuit card. Refer to "Making

Connections to an LMS1000 Input/Output (I/O) Circuit Card" in this

section for terminal block TB1 connection information. Refer to

Figure 17 for terminal block pinouts. All relays are shown released.

Refer to System Application Guide

SAG586505000/SAG586505500 for relay contact ratings. The

SAG can be accessed via the CD (Electronic Documentation

Package) furnished with your system.

Recommended wire size is 22 gauge, twisted pair wire.

Procedure:

1. 586505000/586505500: To access terminal block TB1

located on a relay circuit card, rotate the two captive

fasteners on the front of the cabinet until the arrow on

the fastener points up or down, and pivot the door open.

582140000/582140001/582126100: Open the bay's

front door.

2. Connect the leads as shown in Figure 17.

586505000/586505500: If no more connections are to

be made inside the cabinet, close the cabinet door and

secure with the two captive fasteners (arrow on fastener

points towards outside of cabinet).

582140000/582140001/582126100: If no more

connections are to be made inside the bay, close the

bay's front door.

Figure 17. Connection to a Four Output (Form-C) Relay Circuit Card,

P/N 506335

Note:

Relay designations K1 through K4 as shown are for the

circuit card only. The actual relay channel number depends

upon the number of relay circuit cards installed and the

location of this relay circuit card in the system network.

Relay output wiring

connection terminals

Relay contacts are shown with the relays deenergized.

TB1

506335