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Document No. 550-139
Installation Instructions
October 26, 2016
Wiring for AI with a 4 to 20 mA Sensor.
NOTE:
If the voltage/current switch is set to
current and a 4 to 20 mA sensor is
connected to an AI, then special
wiring requirements must be followed.
Page 4 of 6
NOTE:
When wiring any actuator that uses a 0 to
10V control signal and ties AC neutral to DC
common, an additional wire must connect
the actuator AC neutral to the DC common
of the PTEC/TEC AO being used to control
the actuator.
24 Vac Modulating Control.
Actuator
TEC
Function
Symbol
Connection
1
H
Supply (SP)
2
C
Neutral (SN)
8
AO3 – 15
0 to 10V
(+)
input signal
--
C to AO3
Common
16 (-)
jumper
Terminal
Standard
Connection
Color
G
Red
G0
Black
Y
Gray
--
--
Siemens Industry, Inc.
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