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41
DO-6
(Dehumidification)
DO-7
(Reversing Valve)
DO-8
(Power Exhaust)
+24 VDC
Input_2 (CO2/RH)
Gnd
+24 VDC
Input_1 (CO2/RH)
Gnd
Input_5 (SMK)
Input_4 (R)
DO
-5 (Y1)
DO
-4 (Y2)
DO
-3 (W1)
DO
-2 (W2)
DO
-1 (G)
Gnd
Input_3 (X)
24 V
A
C IN
Board Power
24 V
A
C
Input_8 (Enthalpy)
AO
-1 (ECON)
Gnd
(OA
T
)
Gnd
(SA
T
)
Configurable Input_8
24 V
A
C
Configurable Input_5
24 V
A
C
Configurable Input_3
24 V
A
C
Input_9 (Humidistat)
24 V
A
C
BACnet, Modbus, or N2
(LON connection J15)
SPT (temp Input)
SPT (common)
SPT (offset input)
*Remove
both for 0-5V
Protocol Selector
J3
J5
(AO-1)
J4
J1
J2
J5
J14
J11
J22
J13
J12
J15
J20
J17
J19
C10818
Fig. 47 -- RTU--Open Control Module
48H
C
Summary of Contents for 48HC D17 Series
Page 77: ...77 APPENDIX IV WIRING DIAGRAMS C12616 Fig 77 48HC D17 D28 Power Diagram 208 230 3 60 48HC...
Page 78: ...78 APPENDIX IV WIRING DIAGRAMS C12617 Fig 78 48HC D17 D28 Power Diagram 460 3 60 48HC...
Page 79: ...79 APPENDIX IV WIRING DIAGRAMS C12618 Fig 79 48HC D17 D28 Power Diagram 575 3 60 48HC...
Page 86: ...86 APPENDIX IV WIRING DIAGRAMS C13767 Fig 86 RTU OPEN Wiring Diagram 48HC...
Page 87: ...87 APPENDIX IV WIRING DIAGRAMS C13768 Fig 87 RTU OPEN Wiring Diagram with Humidi MiZer 48HC...