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Hardware overview, Hardware – Rockwell Automation 1761 MicroLogix 1000 Programmable Controllers User Manual

Page 19

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Hardware

Installing Your Controller

1–3

Hardware Overview

The MicroLogix 1000 programmable controller is a packaged controller containing
a power supply, input circuits, output circuits, and a processor. The controller is
available in 10 I/O, 16 I/O and 32 I/O configurations, as well as an analog version
with 20 discrete I/O and 5 analog I/O.

The catalog number for the controller is composed of the following:

1761-L20AWA-5A

Bulletin Number

Base Unit

Unit I/O Count: 20

Input Signal:
A = 120V ac
B = 24V dc

Power Supply:
A = 120/240V ac
B = 24V dc

Output Type:
W = Relay
B = MOSFET
A = Triac

Analog I/O

Analog Circuits:
Inputs = 4
Outputs = 1

The hardware features of the controller are:

4

1

3

5

6

7

8

9

1

3

4

5

6

7

8

9

3

20142

Input terminals

Mounting hole

Input LEDs

Status LEDs

RS-232 communication channel

Output LEDs

Power supply line power

Ground screw

10

10

Output terminals

2

dc output terminals (or not used)

2

POWER
RUN
FAULT
FORCE

IN

OUT