JOHNSON CONTROLS
42
FORM 100.50-SU8
ISSUE DATE: 1/28/2016
SECTION 12 - BACNET MS/TP POINTS
BACNET NAME
USER
INTERFACE
NAME
READ/
WRITE
BACNET/
OBJECT TYPE
AND INSTANCE
MODBUS
REGISTER
ADDRESS
POINTS LIST DESCRIPTION
RA_DIFF_BAS
RETURN AIR
DIFF SP BAS
(FLEXSYS)
R/W AV42 1067
DISPLAYS THE ACTIVE
DIFFERENTIAL SP BETWEEN
THE RAT AND THE MX SAT
SP WHICH IS UTILIZED IN
THE INTERNAL LOGIC FOR
SELECTING THE PROPER
FLEXSYS COOLING MODE;
OCC COOLING W/ BYPASS or
COOLING W/O BYPASS
RAT_COOL_SP
COOLING
RETURN AIR
TEMP SP (VAV or
FLEXSYS)
R/W AV23 1048
DISPLAYS THE ACTIVE RETURN
AIR TEMP SP FOR COOLING
RAT_HIGH_SAT
RA TEMP SP
FOR HI SUPPLY
AIR TEMP (VAV,
AND ONLY IF
SAT RESET
METHOD IS
RETURN AIR)
R/W AV24 1049
DISPLAYS THE RA TEMP SP
USED FOR SWITCHING TO THE
HIGH SUPPLY AIR TEMP SP
RAT_LOW_SAT
RA TEMP SP
FOR LO SUPPLY
AIR TEMP (VAV,
AND ONLY IF
SAT RESET
METHOD IS
RETURN AIR)
R/W AV25 1050
DISPLAYS THE RA TEMP SP
USED FOR SWITCHING TO THE
LOW SUPPLY AIR TEMP SP
RDY_RUN_C1A
READY TO
RUN COMP 1A
STATUS
R BI40 1321
DISPLAYS THE STATUS OF
COMP 1A READY TO RUN IF THE
COMP IS OFF: YES/NO
RDY_RUN_C1B
READY TO
RUN COMP 1B
STATUS
R BI41 1322
DISPLAYS THE STATUS OF
COMP 1B READY TO RUN IF THE
COMP IS OFF: YES/NO
RDY_RUN_C2A
READY TO
RUN COMP 2A
STATUS
R BI42 1323
DISPLAYS THE STATUS OF
COMP 2A READY TO RUN IF THE
COMP IS OFF: YES/NO
RDY_RUN_C2B
READY TO
RUN COMP 2B
STATUS
R BI43 1324
DISPLAYS THE STATUS OF
COMP 2B READY TO RUN IF THE
COMP IS OFF: YES/NO
RDY_RUN_C3A
READY TO
RUN COMP 3A
STATUS (70-150
TON ONLY)
R BI44 1325
DISPLAYS THE STATUS OF
COMP 3A READY TO RUN IF THE
COMP IS OFF: YES/NO
RDY_RUN_C3B
READY TO
RUN COMP 3B
STATUS (70-150
TON ONLY)
R BI45 1326
DISPLAYS THE STATUS OF
COMP 3B READY TO RUN IF THE
COMP IS OFF: YES/NO
RDY_STOP_C1A
READY TO
STOP COMP 1A
STATUS
R BI46 1327
DISPLAYS THE STATUS OF
COMP 1A READY TO STOP IF
OPERATING: YES/NO
TABLE 1 - BACNET MS/TP POINTS (CONT'D)