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1769-boolean, 1769-hsc, 1769-boolean 1769-hsc – Rockwell Automation 1769-XXXX Compact I/O Modules  User Manual

Page 48: Compact high-speed counter module

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48

Rockwell Automation Publication 1769-IN088A-EN-P - February 2011

Chapter 2 Module Wiring

1769-BOOLEAN

Compact combination 24V DC sink input/source output BOOLEAN control
module

1769-HSC

Compact high-speed counter module

+VDC

OUT DC COM

OUT x

Simplified Input Schematic

Simplified Output Schematic

Do not use the NC terminals
as connection points.

A

A

B

B

Z

Z

A1(+)

A1(–)

B1(+)

B1(–)

Z1(+)

Z1(–)

GND

VS

+VDC

COM

Cable

Power
Supply

Allen-Bradley
845H Series
differential
encoder.

Shield/Housing
Connect only if housing is electronically
isolated from the motor and ground.

Shield

Module Inputs

Earth

Differential Encoder Wiring

Use twisted-pair, individually-shielded cable with
a maximum length of 300 m (1000 ft).