JOHNSON CONTROLS
50
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
RST_ENT_BAS
RESET
ENTHALPY SP
BAS (FLEXSYS)
R/W AV41 1066
DISPLAYS THE RA ENTHALPY
SP WHICH CAUSES THE UNIT
TO SWITCH FROM THE EVAP
LEAVING HIGH SP TO THE EVAP
LEAVING LOW SP
SUP_AIR_TEMP
SUPPLY AIR
TEMP CURRENT
R AI46 559
CV or VAV: DISPLAYS THE
ACTUAL TEMP OF THE SUPPLY
AIR (°F)
FLEXSYS: DISPLAYS THE
ACTUAL TEMP OF THE MX
SUPPLY AIR TEMP (°F)
UND_FLR_HUMD
UNDERFLOOR
AIR HUMIDITY
(FLEXSYS)
R AI56 569
DISPLAYS THE HUMIDITY VALUE
OF THE UNDERFLOOR AIR (°F)
UND_FLR_TEMP
UNDEFLOOR
SLAB TEMP
(FLEXSYS)
R AI57 570
DISPLAYS THE TEMP OF THE
UNDERFLOOR SLAB (°F)
UND_HUMD_BAS
UNDERFLOOR
AIR HUMIDITY
BAS (FLEXSYS)
R/W AV36 1061
ALLOWS THE BAS SYSTEM
TO INPUT AN UNDERFLOOR
AIR HUMIDITY VALUE TO THE
CONTROL. (% RH) "UNDER FLR
HUMI BAS" MUST BE ENABLED
IN THE SERVICE MENU FOR
THIS POINT TO FUNCTION
UND_TEMP_BAS
UNDERFLOOR
SLAB TEMP BAS
(FLEXSYS)
R/W AV37 1062
ALLOWS THE BAS SYSTEM TO
INPUT AN UNDERFLOOR SLAB
TEMP VALUE TO THE CONTROL
(°F) "UNDER FLR TEMP BAS"
MUST BE ENABLED IN THE
SERVICE MENU FOR THIS
POINT TO FUNCTION
TABLE 2 - SERIES 100 FLEXSYS BACNET MS/TP POINTS (CONT'D)