JOHNSON CONTROLS
147
SECTION 6 – USER INTERFACE CONTROL CENTER
FORM 100.50-NOM12
ISSUE DATE: 04/02/2019
6
BACNET
NAME
USER INTERFACE
NAME
READ/
WRITE
BACNET
OBJECT
TYPE AND
INSTANCE
MODBUS
REGISTER
ADDRESS
POINTS LIST DESCRIPTION
EL_AIR_
TMP_L
Evap Leaving
Air Temp Low Sp
(FlexSys)
R/W AV08 1033
Displays The Active Sp For The Low Evap
Leaving Air Temp. This Is The Sp The
Compressors Are Controlled To (OCC
Cooling W/ Bypass)
EVAP_AIR_
TMP
FlexSys Evap Temp
Current (FlexSys)
R AI20 533
Displays The Actual Temp Of The Air
Leaving The Evaporator (OCC Cooling W/
Bypass)
EXH_DAMPER/
VFD
Exhaust Damper
BAS Control
R/W AV52 NA*
Allows for the control of the Exhaust Fan
Speed or Modulating Damper (Return
Fan). 0 To 100% for both applications.
EXH_FAN_
STAT
Exhaust Fan Status R BI21 1302
Displays The Status Of The Exhaust Fan
Proving Circuit: 0=Open 1=Closed
EXHAUST_FAN
Exhaust Fan Output
Status
R BI22 1303
Displays The Status Of The Exhaust Fan
Output: 0=Off 1=On
EXHAUST_
OUT
Exhaust Damper
Position
R AI21 534
Displays The Control Output To The Exh
Damper (%)
FAN_FAULT Fan Fault Status R BI23 1304
Displays The Status Of The Supply,
Exhaust Or Return Fan Fault: 0=No Fault
1=Fault
FAN_G Fan (G) Status R BI24 1305
Displays The Status Of The Fan (G) Input;
Either Hardwired (Ctb1) Or Communicated
(BAS): 0=Off 1=On
FAN_G_BAS Fan (G) BAS R/W AV82 BV06 1107
A BAS Command That Allows The Fan (G)
Input To Be Turned On/Off: 0=Off 1=On
FILTER_STATS Filter Status R BI25 1306
Displays The Status Of The Dirty Filter
Input: 0=No Fault 1=Fault
FURN_OUT_1
Elect Heat Stage 1
Status Staged Gas
Furn 1 Lo Status
Mod Gas Furn 1A
Low Status
R BI26 1307
Displays The Status Of The Control Output
To The Indicated Heat Section: 0=Off
1=On
FURN_OUT_2
Elect Heat Stage 2
Status Staged Gas
Furn 1 High Status
Mod Gas Furn 1A
High Status
R BI27 1308
Displays The Status Of The Control Output
To The Indicated Heat Section: 0=Off
1=On
FURN_OUT_3
Elect Heat Stage 3
Status Staged Gas
Furn 2 Low Status
Mod Gas Furn 2
Low Status
R BI28 1309
Displays The Status Of The Control Output
To The Indicated Heat Section: 0=Off
1=On
FURN_OUT_4
Elect Heat Stage 4
Status Staged Gas
Furn 2 High Status
Mod Gas Furn 2
High Status
R BI29 1310
Displays The Status Of The Control Output
To The Indicated Heat Section: 0=Off
1=On
TABLE 53 – BACNET MS/TP, MODBUS, BACNET IP (SEE NOTES AT END OF TABLE) (CONT'D)