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Rockwell Automation Current Input Module User Manual

Page 12

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2Ć4

V

1

+

A/D

+

-

M

U

X

220KW

220KW

.1mF

10mW

Terminal Board and

Cable Assembly

(M/N 61C549/61C550)

Current Input Module

(M/N 61C540)

UserĆSupplied

(Optional)

+
- 24V

+
-

V

2

+

250

ohma

.02%

SPPM

C_

-

-

V

1

V

2

37ĆPin

DĆShell

Connectors

UserĆ

Supplied

24V

UserĆ

Supplied

4Ć20mA

Transmitter

fA

1A

2A

3A
3B

Figure 2.2 Ć Typical Current Input Channel