York J Series - Table 16 - Monitor and Control I;O from Mod-Dcu

JOHNSON CONTROLS
78
FORM 100.50-NOM7 (808)
Service
I/O NAME
ANALOG OR SIGNAL APPL. VALUE
BINARY LEVELS RANGE
WHERE USED
Space Sensor Adjust AI 1.5K POT 0 to 1500 All
T’Stat Interface AI 0-5V 0 to 100 All
CO2 AI 0-5V 0 to set by RDU Demand Ventilation
Return Temperature AI 1K RTD -50 to 250 Di. Enth. Econo
Outside Air Temperature AI 1K RTD -50 to 250 All
Return Air Humidity AI 0-10V 0 to 100 Single Enth. Econo
Outside Air Humidity AI 0-10V 0 to 100 Di. Enth. Econo
Duct Static Pressure AI 0-5V 0 to 5 VAV
Building Static Pressure AI 0-5V -.25 to .25 Power Exhaust
Supply Temperature AI 1K RTD -50 to 250 All
* Compressor System #1 Status BI 24 VAC All
** Compressor System #2 Status BI 24 VAC All
Not Used BI 24 VAC
Furnace Module #1 Status BI 24 VAC Gas Heat, 1 Module
Furnace Module #2 Status BI 24 VAC Gas Heat, 2 Module
Furnace Module #3 Status BI 24 VAC Gas Heat, 3 Module
G (Blower) BI 24 VAC All
Occupied / Unoccupied Switch BI 24 VAC All
Shutdown BI 24 VAC All
Smoke Purge BI 24 VAC All
Supply Fan Status BI 24 VAC
Filter Status BI 24 VAC DFS Option
HW Freezestat BI 24 VAC HW
Cool/Heat COR Status BI 24 VAC All
VFD Bypass Input BI 24 VAC VAV w/ VFD Bypass
Supply Fan VFD AO 0-10V 0 to 100% VAV
Exhaust Fan VFD or Damper AO 0-10V 0 to 100% Powered Exhaust
OA / RA Damper AO 0-10V 0 to 100% All
Heating Valve AO 0-10V 0 to 100% HW
Cooling/Heating Stage #1 BO All
Cooling/Heating Stage #2 BO All
Cooling/Heating Stage #3 BO All
Cooling/Heating Stage #4 BO All
Cooling/Heating Stage #5 BO 30 Ton Units
Cooling/Heating Stage #6 BO 30 Ton Units
Cool/Heat Changeover BO All
Supply Fan BO All
Exhaust Fan BO Powered Exhaust
VAV Heat Relay BO VAV
TABLE 16 – MONITOR AND CONTROL I/O FROM MOD-DCU
* Compressors 1 & 2 combined.
** Compressors 3 & 4 combined..