Product data
22
Controls (cont)
GROUND
TRAN
24 VAC
20 VA
(FIELD
SUPPLIED)
24 V
HG24VAC
OR
+-24VDC
21
87654321
+
+
-
2-10VDC
SIG COM (J5-3)
4-20mA (J5-2)
NC
COM
NO
ALARM
RELAY
CONTACTS
TAN
VIO
WHT
RED
OAT
VIO
PNK
DAT
EC
ACCESSORY
ONLY
OAT
COM
OAH
+15V
RAT
COM
RAH
+15V
CO2+
CO2 COM
DAT
COM
REM POT
COM
LED
COM
CONTROLLER
B1
Y1
Y2
G
COM
AO
24 VAC
24 COM
GND
CLG1
CLG2
ECONOMI$ER OPTION/ACCESSORY
RED
BLU
PNK
BRN
GRN
DM
YEL
WHT
BLK
FAN
HEAT 2
HEAT 1 NC
HEAT 1
HEAT/FAN COM
COOL 2
COOL 1
COOL COM
R
C
GROUND
24 VAC/10 VA
AUXILIARY
RELAY**
TO CARRIER
HVAC UNIT
FIELD SUPPLIED
WIRING
13
12
11
10
9
8
7
6
5
4
3
2
1
SINGLE ZONE
RELAY PACK
WITH AUXILARY
RELAY
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
SINGLE ZONE RELAY PACK CIRCUIT BOARD
OAT
SAT
DX
FAN STATUS
IAQ STATUS†
WHT
RED
BLU
YEL
GRN
WHT
RED
GRN
BLK
GRN
BLK
FILTER
STATUS
HUMIDITY
SENSOR
TSP01
TERMINAL
NUMBER
#1
#2
#10
#11
#10
#11
ADDITIONAL SENSORS*
BLK
RED
REMOTE ROOM
TEMP. SENSOR
NETWORK
BLK
RED
GRN
INDOOR AIR QUALITY (CO ) SENSOR
(33ZCSENCO2) TYPICAL WIRING DIAGRAM
2
1
2
3
4
FAN
RV
COOL HEAT
FIELD-
INSTALLED
JUMPERS††
INDOOR-AIR QUALITY AND APOLLO CONTROLS WIRING
NOTE: When single zone relay pack is used on a VVT Monitor Only
System, the monitor thermostat cannot control a damper.
LEGEND
CO
2
— Carbon Dioxide
COM — Common
DX — Direct Expansion Coil Sensor
HVAC — Heating, Ventilation, and Air Conditioning
IAQ — Indoor-Air Quality
NC — Normally Closed
OAT — Outdoor-Air Thermostat
R. V. — Reversing Valve
SAT — Supply-Air Temperature Sensor
TEMP — Temperature
TRAN — Transformer
VTS — Carrier TEMP System
VVT® — Variable Volume and Temperature
*Filter status switch and humidity sensor cannot function simultaneously. Only one sensor can be wired.
†Such as a CO
2
sensor.
**Set auxiliary option to ‘‘2’’ — IAQ Control per VTS or VVT Installation Instructions.
††Field-installed jumpers between 3 and 4, 5 and 7.