Control valves

Positioners and controllers

Wiring diagram for connecting the 4-20 mA transmitter

Transmitter supply

+24 V

0V

4A

4B

4C

5A

5B

5C

HB

HC

HD

HE

HF

1A

1B

2A

2B

LB

LC

3A

3B

3C

3D

L

N

AA

AB

AC

RV

RI

RC

PH

PW

PL

V+

i < 30 mA

i = 4-20 mA

VI

V-

V = 10-50 mV

2R49

1 (+)

(-) 2

4

4-20 mA sensor

Screen

TI-P323-30 CH Issue 3

SX90 Process Controller

Page 5 of 5

4.4.18