Typical wiring diagram – Greenheck Network Interface Controller (475262 IOM) (Pre May 2013) User Manual
Page 14
14
Network Interface Controller for Tempered Air Products
CAUTION
UNIT SHALL BE GROUNDED IN ACCORDANCE WITH N.E.C.
POWER MUST BE OFF WHILE SERVICING.
NOTES
USE COPPER CONDUTORS ONLY
60° C FOR TERMINALS RATED LESS THAN 100 AMPS.
75° C FOR TERMINALS RATED 100 AMPS OR MORE.
FIELD CONTROL WIRING RESISTANCE SHOULD
NOT EXCEED 0.75 OHM.
FIELD WIRED
FACTORY SUPPLIED AND WIRED
LEGEND
GEXXXXD000XX101BL00
WIRE COLOR CODE
Wiring Diagram Code:
BK
BLACK
BL
BLUE
BR
BROWN
GY
GRAY
LT BL LIGHT BLUE
O
ORANGE
PK
PINK
PR
PURPLE
R
RED
W
WHITE
Y
YELLOW
Wiring Template: L00
GND
Y4
GND
ID2
J13
B5
B6
ID1
B2
B3
B4
J2
B1
GND
CONTROLLER
pCO5 INTERFACE
J12
NO4
NO3
J1
C3
BLUE
G
GO
J3
NO6
NO5
C5
GND
Y1
Y2
J9
Y3
OAI
OAD
NO2
C2
J11
NC1
NO1
C1
(PWM)
J10
DDC Code: Verison - BMS 1.00
TO TERMINAL "R"
R
(0/10V)
(0/10V)
(0/10V)
UNIT ELECTRICAL BOARD TERMINALS/COMPONENTS
NETWORK INTERFACE CONTROLLER/COMPONENTS
NETWORK INTERFACE CONTROLLER TO UNIT CONNECTION WIRING DIAGRAM
G
PINK
TO TERMINAL "G"
G
1
REPLACES S1 FAN SWITCH
FACTORY WIRED
UNIT START/STOP
XXXX 00 0 X X 0 b
ACC
AFTER COOLING COIL TEMPERATURE
EAW
EXHAUST AIR AFTER WHEEL TEMPERATURE
OAAW OUTDOOR AIR AFTER WHEEL TEMPERATURE
OAD
OUTDOOR AIR DISCHARGE TEMPERATURE
OAI
OUTDOOR AIR INLET TEMPERATURE
RAI
RETURN AIR INTLET TEMPERATURE
R20
ROTATION INTERFACE RELAY
TO TERMINAL "C"
C
WHITE
24 VAC
®
TO "13" ON ST1
13
ST1
TO "14" ON ST1
14
FAN PROVING STATUS
TO "NO" ON PS2
TO "C" ON PS2
NO
PS2
C
D
REPLACES FIELD INTERFACE
CONNECTION TO PS2
DIRTY FILTER STATUS
FACTORY WIRED
TO TERMINAL "W1"
W1
1
REPLACES S4 CALL FOR HEAT SWITCH
FACTORY WIRED
HEATING STAGE 1
Typical Wiring Diagram
®