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36
JOHNSON CONTROLS
FORM 100.50-NOM6 (1207)
Installation
FIG. 2-8 – FIELD CONTROL WIRING CONNECTIONS
LD13002
Wiring Notes:
1. Wiring shown indicates typical wiring. Refer to the IOM manual for more detailed wiring methods and options.
2. All wiring is Class 2, low voltage.
3. Maximum power available from the 24 VAVC terminal is 40 VA.
4. Use shielded wire where shown.
FIELD CONTROL WIRING CONNECTIONS
Y4(Cool Stage4)
Y4
Y3(Cool Stage3)
Y3
Y2(Cool Stage2)
Y2
Y1(Cool Stage1)
Y1
W3(Heating Stage3)
W3
W2(Heating Stage2)
W2
W1(Heating Stage1)
W1
G(Fan)
G
R(24VAC)
R
C(Common)
C
X
FAULT
LIGHT
(Optional)
10WIRE THERMOSTAT
R
OCC
PURGE
BASECON +
BASECON -
Useshielded wire
BASECONOMIZER
INPUT
0-10VDC
(FieldSupplied)
VAVOPEN +
VAVOPEN -
VAVHEATRELAY
24VDC
RELAY
(FieldSupplied)
CO2SENSOR
(FieldSupplied)
0-2000PPM
0-10VDC OUTPUT
UseShielded
Wire
UseShielded Wire
Use
Shielded
Wire
DV+
DV-
SUPPLYAIR
TEMPRESET
0-10VDC
(FieldSupplied)
REM+
ST
SD1
R
REM-
GND
SSO
SPACE
SENSOR
10KTYPE III
THERMISTOR
COM
TMP
SPACE SENSOR
RESET
20KADJUST
POTENTIOMETER
COM SET
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