Installation Instructions

Document No. 550-144
Installation Instructions
October 26, 2016
Page 4 of 8 Siemens Industry, Inc.
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.
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
Symbol
TEC
Connection
Function
Terminal
Connection
Standard
Color
1
H
Supply (SP)
G
Red
2
C
Neutral (SN)
G0
Black
8
AO3 – 15
(+)
0 to 10V
input signal
Y
Gray
--
C to AO3
16 (-)
Common
jumper
--
--
Application 6600 – VAV Cooling Only.