OM 1280-2 • MICROTECH UNIT CONTROLLER 44 www.DaikinApplied.com
Trending Parameters
If the UVC has an optional SD card installed, data trending
can be enabled to capture historical operational data. The
intervals of 1 minute, 10 minutes, hourly, or daily, or based on a
through the LUI keypad or ServiceTools software.
card. This data can accessed by removing the SD card from
the UVC and inserting it into an appropriate SD card reader. A
the comprehensive list of all parameters supported by trending.
Table 23: Trending-Supported Parameters
Parameter Description
AirTmprgMode
Air Tempering Mode. Enables air tempering if the DAT (discharge air
temperature) is less than the occupied heating setpoint and the unit is
not in an unoccupied state
Alarm1_Date Alarm Date. Day, month, and year of active alarm occurrence
Alarm1_Descr
Alarm Description. Describes the type of alarm (ex, High DX
Pressure) or No Alarm
Alarm1_Time Alarm Date. Hour, minute, and second of alarm occurrence
Alarm1_Type Alarm Type. Category of alarm (Problem, Fault, Warning)
AlarmStatus Alarm Status. Active alarm(s) status
AllowCool Allow Cooling. Status of cooling-enable function
AllowDehumid
AllowHeat Allow Heating. Status of heating-enable function
NetAppMode
Network Application Mode. BAS-commanded input that determines
the unit heat/cool mode
ClgSpt Cooling Setpoint. Current cooling setpoint the unit is controlling to
CO2 CO
2
analog input setpoint
CldWtr Cold water valve position
ColdWtrPI Cold water PI loop output
CmpAirTmprg
Compressor Air Tempering. Indicates if compressor air tempering
mode is heating to control to the DAT under certain conditions
ClOATLckStat
Cooling Outdoor Air Temperature Lockout Status. Current state of
OAT compressor cooling lock-out on ASHPs
CmpClAvl
Compressor Cooling Available. Indicates if compressor cooling can
be enabled
CmpHtAvl
Compressor Heating Available. Indicates if compressor heating can
be enabled
NetCompEn
Network Compressor Enable. BAS-commanded compressor enable
parameter
CmpHtEWTLckSt
Compressor Heating Entering Water Temperature Lockout Status.
Current state of EWT compressor heating lock-out function
CmpHtOATLckSt
Compressor Outdoor Air Temperature Lockout Status. Current state
of OAT compressor heating lock-out function
CmpStgCmd
Compressor Stage Command. Indicates if cooling stages are
controlled by the compressor
CntrlTmp
Control Temperature. Selected temperature from either a space or
return air sensor
CntrlTmpStat Control Temperature Status (heat, cool, between or invalid)
ClVlv Cooling valve position
ClStgChg Cooling Stage Change. Cooling is commanded to stage up
DAT Discharge Air Temperature
aiDAT DAT from sensor input
DATClgSpt DAT Cooling Setpoint
NetDATClgSpt
Network Discharge Cooling Setpoint. BAS-commanded discharge air
cooling setpoint
DATRstClin DAT Cooling Reset control value
DATRstHtin DAT Heating Reset control value
DATRstHtln DAT Heating Reset input used to determine control value
niDATRstHtln Network DAT Heating Reset. BAS-commanded parameter
DATDehumSpt
Parameter Description
DATHtgSetpt DAT Heating Setpoint
NetDATHtgSpt Network DAT Heating Setpoint. BAS-commanded parameter
DATHotWtr DAT Hot Water lower limit PI loop output
DATReHtSpt DAT Heating Reheat Setpoint
DATSpt DAT Setpoint
DfrstSt Defrost State
DehumAvl
enabled
DehumidEnabled
DAHiLimMode
Discharge Air High Limit Mode. Active if DAT is greater than this
setpoint and unit is in heating mode
NetEconEn Network Economizer Enable. BAS-commanded parameter
EconMode Economizer Mode. Current mode of the outside air damper
humid or not humid
controlling to
2
value of indoor space
ElDatLLPIOut Electric Heat DAT Lower Limit PI loop output
ElectDehumPIOut
ElHtStgOut
Electric Heat Stage Output. Number of currently active electric heat
stages
ElectHtAvl Electric Heat Available. Indicates if electric heating can be enabled
NetEmergOv
Network Emergency Override. BAS-commanded emergency override
input
EnergHold
heating/cooling except in the event of extreme temperatures
NetEnergHold
parameter
EWT Entering Water Temperature setpoint
niEWT Entering Water Temperature. BAS-commanded input
FanCntMth
Fan Control Method. Determines how the indoor fan is being
controlled
CurFanSpd Current Indoor Fan Speed
NetFanSpdCmd
Network Fan Speed Command. Indoor fan speed setpoint input from
the BAS
FB_PIOut Face and Bypass Damper PI loop output
FBDamper Face and Bypass Damper position
FBP Face and Bypass Damper position analog output
FreeClAvl Free Cooling Available. Indicates if free cooling is currently available
FreeClEn
Free Cooling Enabled. Indicates if free cooling is allowed to be
enabled
FreeClCmd Free Cooling Command
SpcTmp
Space Temperature. Sensor-controlled space temperature (without
tenant override)
HtgVlv Heating Valve. Valve position analog output
HtgStgChg
Heating Stage Change. Indicates if heating is commanded to stage
down
HH:MM:SS Time of trend point generation
HotWtr Hot Water. Hot water valve position
HtWtrPI Hot Water PI. Hot water valve PI loop output
HtgSpt Heating Setpoint. Current heating setpoint the unit is controlling to
HumIn Humidity Input. Indoor air relative humidity analog input
HumOut Outdoor Humidity. Outdoor air relative humidity analog input
HydroClAvl
Hydronic Cooling Available. Indicates if hydronic cooling is available
to be enabled
HydroClCmd Hydronic Cooling Command
HydroHtAvl
Hydronic Heating Available. Indicates if hydronic heating is available
to be enabled
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