Table 44 - Serial Communication Analog Value Data; Table 45 - Serial Communication Binary Value Data; Table 46 - Serial Communication Analog Input Data - York YLUA0078 Installation Operation & Maintenance

FORM 150.73-NM1
ISSUE DATE: 09/04/2020
Serial Communication Analog Value Data
This data can be read and modified using a BACnet
or Modbus network connection. The Modbus Register
Address for these points is 1025 + AV #.

TABLE 44 - SERIAL COMMUNICATION ANALOG VALUE DATA

AV BACNET NAME
1 REM_SETP
2 SP_REM_SP_S1
3 LOAD_LIMIT
4 REM_CR
5 SP_REM_SP_S2
6 REM_SP_HEAT
7 HP_MODE
Serial Communication Binary Value Data
This data can be read and modified using a BACnet
or Modbus network connection. The Modbus Register
Address for these points is 1537 + BV #.

TABLE 45 - SERIAL COMMUNICATION BINARY VALUE DATA

BV BACNET NAME
1 START_STOP
2 SS_SYS1
3 SS_SYS2
Serial Communication Analog Input Data
This data can be read using a BACnet or Modbus net-
work connection and can NOT be modified using this
connection. The Modbus Register Address for these
points is 513 + AI #.

TABLE 46 - SERIAL COMMUNICATION ANALOG INPUT DATA

AI BACNET NAME
1 LCHLT
2 RCHLT
3 DAT
4 S1_SUCT_TEMP
5 OAT
6 S1_SUCT_SH
7 S1_RUN_TIME
8 S1_SUCT_PR
9 S1_DSCH_PR
10 S1_CIR_TEMP
JOHNSON CONTROLS
ANALOG VALUE DESCRIPTION
Setpoint
Cooling Setpoint (HP Only), 99 = Auto
(40 °F - 70 °F)
SYS 1 Setpoint (Suction Pressure Control)
Load Limit Stage (0, 1, 2)
Cooling Range (DAT Mode Only)
SYS 2 Setpoint (Suction Pressure Control)
Heating Setpoint (HP Only) 99 = Auto (95 °F - 122 °F)
Mode (HP Only) (0 = Panel, 1 = Cooling, 2 = Heating)
BINARY VALUE DESCRIPTION
Start / Stop Command
SYS 1 Start / Stop Command (Suction Pressure Control)
SYS 2 Start / Stop Command (Suction Pressure Control)
ANALOG INPUT DESCRIPTION
Leaving Chilled Liquid Temp
Return Chilled Liquid Temp
Discharge Air Temp (Cond Unit Only)
SYS 1 Suction Temperature (EEV And Cond Unit Only)
Ambient Air Temperature
SYS 1 Suction Superheat (EEV Only)
SYS 1 Run Time (Seconds)
SYS 1 Suction Pressure
SYS 1 Discharge Pressure
SYS 1 Cooler Inlet Refrigerant Temperature (R-407C Only)
SECTION 10 – MAINTENANCE
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