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JOHNSON CONTROLS
FORM 145.05-NOM1 (708)
TABLE 30 – FLEXSYS EXPANSION CONTROL BOARD *
BOARD
CONNECTOR
POINT
I/O TYPE INPUT DEVICE INPUT
IN-1 ANALOG INPUT DISCHARGE PRESSURE SYSTEM A 0-5 VDC
IN-2 ANALOG INPUT SUCTION PRESSURE SYSTEM A 0-5 VDC
IN-3 ANALOG INPUT DISCHARGE PRESSURE SYSTEM B 0-5 VDC
IN-4 ANALOG INPUT SUCTION PRESSURE SYSTEM B 0-5 VDC
IN-5 ANALOG INPUT DISCHARGE PRESSURE SYSTEM C 0-5 VDC
IN-6 ANALOG INPUT SUCTION PRESSURE SYSTEM C 0-5 VDC
IN-7 ANALOG INPUT DISCHARGE PRESSURE SYSTEM D 0-5 VDC
IN-8 ANALOG INPUT SUCTION PRESSURE SYSTEM D 0-5 VDC
IN-9 ANALOG INPUT ENTERING WATER TEMP THERMISTOR
IN-10 ANALOG INPUT LEAVING WATER TEMP THERMISTOR
IN-11 NOT USED
IN-12 BINARY INPUT DIRTY FILTER SWITCH DRY CONTACT 5 VDC VOLTAGE
IN-13 BINARY INPUT FREEZESTAT DRY CONTACT 5 VDC VOLTAGE
IN-14 BINARY INPUT EXTERNAL SAFETY INPUT DRY CONTACT 5 VDC VOLTAGE
IN-15 BINARY INPUT SYSTEM ON INPUT DRY CONTACT 5 VDC VOLTAGE
IN-16 BINARY INPUT SYSTEM OFF INPUT DRY CONTACT 5 VDC VOLTAGE
DO-1 BINARY OUTPUT COMPRESSOR SYSTEM A OUTPUT DRY CONTACT
DO-2 BINARY OUTPUT COMPRESSOR SYSTEM B OUTPUT DRY CONTACT
DO-3 BINARY OUTPUT COMPRESSOR SYSTEM C OUTPUT DRY CONTACT
DO-4 BINARY OUTPUT COMPRESSOR SYSTEM D OUTPUT DRY CONTACT
DO-5 NOT USED
DO-6 NOT USED
DO-7 BINARY OUTPUT STAGE HEAT 2ND STAGE /TRI STATE HEAT OPEN DRY CONTACT
DO-8 BINARY OUTPUT STAGE HEAT 1ST STAGE / TRI STATE HEAT CLOSED DRY CONTACT
* Check the wiring diagram in the unit for the exact location of the input and outputs as they may change based
on the configuration of the unit.
8
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