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13
LEGEND
Table 2 —
Humidi-MiZer Reheat Control Board I/O
POINT NAME
TYPE
CONNECTION PIN
NUMBER
UNIT CONNECTION
NOTE
Humidistat/LTLO
DI, 24VAC
J1A - 1 (1)
LTLO
Thermostat W1
DI, 24VAC
J1A - 2 (2)
CTB - REHEAT - 4
Econ Y1
DI, 24VAC
J1A - 6 (6)
CTB - REHEAT - 5
Thermostat G
DI, 24VAC
J1B - 1 (7)
CTB - REHEAT - 1
24V Power (J1)
24VAC
J1B - 3 (9)
CTB - R
24V Power (J2)
24 VAC J2 - 1
CTB - R
Econ Y2
DI, 24VAC
J1B - 5 (11)
CTB - REHEAT - 7
2 - circ only
COMP1
DO, 24VAC
J1A - 5 (5)
CTB - HEAT - 6
IFM
DO, 24VAC
J1B - 4 (8)
CTB - REHEAT - 2
COMP2
DO, 24VAC
J1B - 4 (10)
CTB - REHEAT - 8
LSV
DO, 24VAC
J2 - 2
FTP (BLK)
DSV1
DO, 24VAC
J2 - 3
DSV
NOT LSV
DO, 24VAC
J2 - 4
2 - circ only
DSV2
DO, 24VAC
J2 - 5
2 - circ only
COMP
—
Compressor
CTB
—
Control Terminal Board
DI
—
Discrete Input (switch)
DO
—
Discrete Output (switch)
DSV
—
Discharge (gas) Solenoid Valve
ECON
—
Economizer
FPT
—
Freeze Protection Thermostat
IFM
—
Indoor (supply) Fan Motor
LSV
—
Liquid Solenoid Valve
LTLO
—
Low Temperature Lockout
REHEAT
—
Connection Strip REHEAT (on CTB)
Table 3 —
Inputs/Modes/Outputs Summary
INPUT
MODE
OUTPUT
Y1
Y2
W1
G
HUM/
LTLO
COMP
1
COMP
2
IFM
LSV1 LSV2
LSV
NOT
DSV1 DSV2
OFF
OFF
OFF
ON
OFF
Normal
Fan
OFF
OFF ON=G OFF
OFF ON=R OFF
OFF
ON
OFF
OFF
On
OFF
Normal
Cool1
ON=Y1 OFF ON=G OFF
OFF ON=R OFF
OFF
ON
ON
OFF
ON
OFF
Normal
Cool2
ON=Y2 ON
ON=G OFF
OFF ON=R OFF
OFF
OFF
OFF
ON
X
OFF
Normal
Heat 1
OFF
OFF ON=G OFF
OFF ON=R OFF
OFF
OFF
OFF
OFF
ON
ON
Reheat
Dehumidify
ON
ON
ON=G
ON
ON
OFF ON=R ON=R
ON
OFF
OFF
ON
ON Subcool Cir1/
Reheat Cir2
Cool1 and Cool2 /
Subcool-Dehumidify
ON
ON
ON=G
ON
ON
OFF
OFF ON=R
ON
ON
OFF
ON
ON
Subcool Cir1
and Cir2
Cool1 and Cool2 /
Subcool-Dehumidify
ON
ON
ON=G
ON
ON
OFF
OFF
OFF
OFF
OFF
ON
X
ON Heat Override
Heat 1
OFF
OFF ON=G OFF
OFF ON=R OFF
OFF
OFF
OFF ON+
W2
X
ON Heat Override
Heat 1 and 2
OFF
OFF ON=G OFF
OFF ON=R OFF
OFF
Summary of Contents for 48TC series
Page 40: ...40 Fig 56 Typical IGC Wiring Diagram...
Page 41: ...41 Fig 57 Integrated Gas Control IGC Board RED LED STATUS...
Page 47: ...47 Fig 62 RTU Open Overlay for Economizer Wiring...
Page 48: ...48 Fig 63 VFD Overlay for W2770 Controller Wiring...
Page 97: ...97 Fig D 48TC D17 D30 Power Diagram 208 230 3 60 APPENDIX D WIRING DIAGRAMS...
Page 98: ...98 Fig E 48TC D17 D30 Power Diagram 460 3 60 APPENDIX D WIRING DIAGRAMS...
Page 99: ...99 Fig F 48TC D17 D30 Power Diagram 575 3 60 APPENDIX D WIRING DIAGRAMS...
Page 100: ...100 Fig G 48TC D17 D30 Control Diagram with Humidi MiZer System APPENDIX D WIRING DIAGRAMS...
Page 104: ...104 Fig K PremierLink System Control Wiring Diagram APPENDIX D WIRING DIAGRAMS...
Page 106: ...106 Fig M RTU OPEN Wiring Diagram APPENDIX D WIRING DIAGRAMS...
Page 107: ...107 Fig N RTU OPEN Wiring Diagram with Humidi MiZer System APPENDIX D WIRING DIAGRAMS...
Page 109: ......