ABB FBVi-2U4-4T - Page 97

FBVi-2U4-4T | APPENDIX: List of
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97
MAN0148 rev 5
POINT
SETPOINT
BLOCK
OBJECTNAME
DESCRIPTION
UNITS AND DEFAULT VALUES
IMPERIAL STG.
METRIC STG.
249
Yes
paraFanLowCFMEnb
If active airflow falls below this setpoint, enable the
parallel fan.
50
cfm
23.5
L/s
250
No
activeAirflow
Current active airflow
cfm
L/s
251
Yes
minHumidityRange
Minimum humidity range
%rh
%rh
255
Yes
damperGain
Tune loop gain for damper
.8
no-units
.8
no-units
256
Yes
damperIntegration
Tune loop integration for damper
100
no-units
100
no-units
257
No
HI_KFactor
Calculated single point Kfactor, or Hi K factor when
2-point balancing.
no-units
no-units
258
Yes
flowOverride
Used to override flow setpoints, or to open or close
damper.
0 = Auto
1 = MaxCoolFlowStpt
2 = MinCoolFlowStpt
3 = MaxHeatFlowStpt
4 = MinHeatFlowStpt
5 = Full Open
6 = Full Close (flow setpoint set to -1)
0
no-units
0
no-units
261
No
damperCmd
Damper demand 0-100%
%
%
265
No
LO_KFactor
Calculated Lo K factor when 2-point balancing.
no-units
no-units
268
No
shedHeatStpt
Calculated shed heating setpoint.
°F
°C
269
Yes
occCmd
Commands the box to occupied or unoccupied
mode.
0 = Unoccupied Mode
1 = Occupied Mode
2 = Standby Mode
1
no-units
1
no-units
278
Yes
minCO2Range
Minimum CO₂ range for a 0-10V input
0
ppm
0
ppm
280
Yes
maxCO2Range
Maximum CO₂ range for a 0-10V input
2000
ppm
2000
ppm
283
Yes
TriStateTravelTime
The maximum amount of time for value travel from
0-100%
95
sec
95
sec
287
Yes
HVACModeCmd
Override the box to another control mode:
0 = Auto
1 = Morning Warm Up
2 = Morning Cool Down
4 = Heat Only
8 = Cool Only
16 = Fire
32 = Purge
0
no-units
0
no-units
289
Yes
TriStateMinOnTime
Step time for value. If TriStateTravelTime is 120
seconds and Min on time is 10 seconds, there are 12
equal steps between 0 and 100% for the valve.
2
sec
2
sec
293
No
activeKfactor
Current active K factor
no-units
no-units
295
No
HVACModeStatus
Current HVAC mode status of the unit.
0 = Auto
1 = Morning Warm Up
2 = Morning Cool Down
4 = Heat Only
8 = Cool Only
16 = Shed
32 = Fire
64 = Purge
no-units
no-units
298
No
UI4_InputConfig
Used for input reset. Not for BACnet use.
no-units
no-units
300
Yes
netOutdrAirTemp
Network point to send outdoor air temperature to
box.
0
°F
0
°C
304
Yes
netAHUSupplyAir
Network point to send AHU supply air temperature
to box
0
°F
0
°C
305
yes
maxHumidtyRange
Maximum humidity range
100
%rh
100
%rh
307
No
zoneHumidity
Current zone humidity
%rh
%rh
308
No
damperFeedback
The current position of the damper
%
%
310
Yes
netShedCmd
The box will shed active setpoints based on a 0-
100% signal.
0
%
0
%