Remote Access Control Pin-Out - nVent Hoffman SpectraCool Slim Fit Instruction Manual

U1 OUTPUTS
U2 INPUTS
U3 DATA
U4 DATA
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REMOTE ACCESS CONTROL PIN-OUT

FUNCTION
COOL
ALARM RELAY OUTPUT
ENCLOSURE DOOR "NO" SWITCH
MALFUNCTION "NC" SWITCH
NA
NA
DIGITAL INPUT GROUND
T1, EVAP IN THERMISTOR
T2, EVAP OUT THERMISTOR
T1, T2 GND
NA
CONTROLLER POWER
CONTROLLER POWER
POWER
GROUND
DIRECTION
DATA
TRANSMIT/RECEIVE
GROUND
NAME PIN #
No1 1
C1/2 2
C1/2 3
No5 15
C5 6
ID1 8
ID2 1
DI3 (na) 9
DI4 (na) 2
DI GND 3
B1 13
B2 12
GND 6
B3 11
G 7
G0 14
1
2
3
4
TX/RX 1
DI GND 2
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