Allen-Bradley 1747-BA Installation Manual

Appendix

Replacement Parts

This chapter contains the following information:

• a table of MicroLogix 1500 replacement parts

• procedure for replacing the lithium battery

• illustrations of the MicroLogix 1500 replacement doors and terminal

blocks

B

MicroLogix 1500
Replacement Kits

The table below provides a list of replacement parts and their catalog number.

Description Catalog

Number

Lithium Battery (See page B-2.) 1747-BA
ESD Barrier 1764-RPL-TRM1
Base Terminal Doors (See page B-6.) 1764-RPL-TDR1
Processor Access Door (See page B-6.) 1764-RPL-CDR1
Door Combination Kit, includes ESD Barrier, Terminal Door, Access

Door, Base Comms Door (See page
Cover Door (See page B-6.)

17-Point Terminal Block (for inputs on 1764-24AWA and -24BWA
bases) (See page

21-Point Terminal Block (for inputs of 1764-28BXB and outputs for all
base units)(See page

B-5.)

B-5.)

B-6.), and Trim Pots/Mode Switch

1764-RPL-DR

1764-RPL-TB1

1764-RPL-TB2

1 Publication 1764-UM001C-EN-P - June 2015

B-2 Replacement Parts

IMPORTANT

IMPORTANT

DC INPUTS

24V SINK/SOURCE

DC/RELAY OUT

24V SOURCE

Wire Latch

Connector Port

Permanent Battery
(DO NOT ATTEMPT
TO REMOVE)

Replacement Battery Pocket

Replacement Battery

Wire Connector

Battery Connector Wires

Lithium Battery (1747-BA)

When the processor’s Battery Low indicator is lit,
install a backup battery immediately. After the
indicator turns on, the battery lasts for at least:

• 14 days for the 1764-LSP

• 7 days for the 1764-LRP

Installing

Follow the procedure below to ensure proper replacement battery installation.

Do not remove the permanent battery when
installing replacement battery.

1. Insert battery into replacement battery pocket with wires facing up.

2. Insert replacement battery wire connector into connector port.

3. Secure battery wires under wire latch (as shown below).

Publication 1764-UM001C-EN-P - June 2015