Illustration 2–6 Wiring for a water temperature sensor
STE-1455 or
equivalent
WST
MS/TP
+B
A
RS
WST
GND
DAT
COM
FAN-L
FAN-M
FAN-H
R
BO4
BO5
GND
AO6
AO8
AO7
24VAC
Outside air temperature
Connect a 10kΩ, Type III thermistor temperature probe to the outside air
temperature (OAT) input. The input includes the internal pull-up resistor. An
STE-1451 sensor is suitable for this application. Follow the instructions
supplied with the sensor for installation.
Illustration 2–7 Wiring for an outside air temperature sensor
STE-1451 or
equivalent
MS/TP
+B
A
RS
OAT
GND
DAT
ECON
G
Y1
Y2
RC
W1
W2
RH
AO6
AO7
COM
24VAC
OAT
Installation, Operation, and Application Guide for AppStat Section 2: Installing the AppStat
Revision G 23