# Vargroup survey

> 201 varkeys in the survey vargroup (process): names, types, units and meanings.

 Kind: `process`. 201 varkeys.

| Varkey | Title | Type | Units | Meaning | Aliases |
|---|---|---|---|---|---|
| <span id="accessSafeToWork"></span>`accessSafeToWork` | Safe Access | passfail |  |  |  |
| <span id="airVentsRiser"></span>`airVentsRiser` | Air Vents at Riser Tops | passfail |  |  |  |
| <span id="ambientRiser"></span>`ambientRiser` | Riser / Corridor Ambient Temperature | number | °C |  |  |
| <span id="bmsAccess"></span>`bmsAccess` | BMS Access | passfail |  |  |  |
| <span id="boilerFuel"></span>`boilerFuel` | Boiler fuel type | select |  |  |  |
| <span id="bufferCondition"></span>`bufferCondition` | Condition | passfail |  |  |  |
| <span id="bufferConfig"></span>`bufferConfig` | Hydraulic Configuration | text |  |  |  |
| <span id="bufferInsulation"></span>`bufferInsulation` | Insulation | passfail |  |  |  |
| <span id="bufferSensors"></span>`bufferSensors` | Temperature Sensors | passfail |  |  |  |
| <span id="bufferVolume"></span>`bufferVolume` | Volume | number | l |  |  |
| <span id="bypassEndLateral"></span>`bypassEndLateral` | End-of-Lateral Bypasses | passfail |  |  |  |
| <span id="bypassRegister"></span>`bypassRegister` | Bypass Register | sheet |  |  |  |
| <span id="bypassTopRiser"></span>`bypassTopRiser` | Top-of-Riser Bypasses | passfail |  |  |  |
| <span id="calcEffCurve"></span>`calcEffCurve` | calcEffCurve | number |  |  |  |
| <span id="calLegionella"></span>`calLegionella` | Legionella Regime | passfail |  |  |  |
| <span id="calPresent"></span>`calPresent` | Calorifiers / Cylinders | textarea |  |  |  |
| <span id="calTemps"></span>`calTemps` | Storage Temperature | number | °C |  |  |
| <span id="ccBypassPresent"></span>`ccBypassPresent` | Consumer Bypass | passfail |  |  |  |
| <span id="ccCupboardInsulation"></span>`ccCupboardInsulation` | Cupboard Insulation (BS 5422) | passfail |  |  |  |
| <span id="ccDhwStabilised"></span>`ccDhwStabilised` | Stabilised DHW Temperature | number | °C |  |  |
| <span id="ccDhwTime45"></span>`ccDhwTime45` | Time to 45 °C at Kitchen Tap | number | s |  |  |
| <span id="ccVentSystem"></span>`ccVentSystem` | Ventilation System | select |  |  |  |
| <span id="chpCondition"></span>`chpCondition` | Condition | passfail |  |  |  |
| <span id="chpElecEff"></span>`chpElecEff` | CHP electrical efficiency | number | % |  |  |
| <span id="chpElecOutput"></span>`chpElecOutput` | Electrical Output | number | kWe |  |  |
| <span id="chpHoursRun"></span>`chpHoursRun` | Hours Run | number | h |  |  |
| <span id="chpMakeModel"></span>`chpMakeModel` | Make and Model | text |  |  |  |
| <span id="chpQI"></span>`chpQI` | Quality Index | number |  |  |  |
| <span id="chpThermalOutput"></span>`chpThermalOutput` | Thermal Output | number | kW |  |  |
| <span id="commValves"></span>`commValves` | Commissioning Valves & Settings | passfail |  |  |  |
| <span id="connectionCH"></span>`connectionCH` | Central heating connection | select |  |  |  |
| <span id="ctrlAlarms"></span>`ctrlAlarms` | Alarms | passfail |  |  |  |
| <span id="ctrlARMS"></span>`ctrlARMS` | Remote Monitoring (ARMS) | passfail |  |  |  |
| <span id="ctrlBMS"></span>`ctrlBMS` | Control System | text |  |  |  |
| <span id="ctrlSetpointsDoc"></span>`ctrlSetpointsDoc` | Setpoints Recorded | passfail |  |  |  |
| <span id="ctrlTimeClock"></span>`ctrlTimeClock` | Time Schedules | passfail |  |  |  |
| <span id="ctrlWeatherComp"></span>`ctrlWeatherComp` | Weather Compensation | passfail |  |  |  |
| <span id="ddAccessChambers"></span>`ddAccessChambers` | Access Chambers | passfail |  |  |  |
| <span id="ddBypasses"></span>`ddBypasses` | Bypasses | passfail |  |  |  |
| <span id="ddInsulationRoute"></span>`ddInsulationRoute` | Route Insulation | passfail |  |  |  |
| <span id="ddLeakDetection"></span>`ddLeakDetection` | Leak Detection | passfail |  |  |  |
| <span id="ddPipeSizes"></span>`ddPipeSizes` | Pipe Sizes | textarea |  |  |  |
| <span id="ddRouteCondition"></span>`ddRouteCondition` | Route Condition | passfail |  |  |  |
| <span id="dooAvailable"></span>`dooAvailable` | Description of Operation | passfail |  |  |  |
| <span id="ecAmbientTemp"></span>`ecAmbientTemp` | Plant Room Ambient Temperature | number | °C |  |  |
| <span id="ecBoundaryMeter"></span>`ecBoundaryMeter` | Boundary Heat Meter (EC3) | passfail |  |  |  |
| <span id="ecFloorDrainage"></span>`ecFloorDrainage` | Drainage | passfail |  |  |  |
| <span id="ecFuelInputMeters"></span>`ecFuelInputMeters` | Fuel Input Metering (EC1) | passfail |  |  |  |
| <span id="ecHeatSources"></span>`ecHeatSources` | Heat Source Inventory | textarea |  |  |  |
| <span id="ecPumpElecMeter"></span>`ecPumpElecMeter` | Pump Electricity Meter (EC4) | passfail |  |  |  |
| <span id="ecResilience"></span>`ecResilience` | Resilience | passfail |  |  |  |
| <span id="ecRoomCondition"></span>`ecRoomCondition` | Plant Room Condition | passfail |  |  |  |
| <span id="ecTopUpMeter"></span>`ecTopUpMeter` | Top-up Water Meter | passfail |  |  |  |
| <span id="ecTopUpReading"></span>`ecTopUpReading` | Top-up Meter Reading | number | m3 |  |  |
| <span id="ecVentilation"></span>`ecVentilation` | Ventilation | passfail |  |  |  |
| <span id="efficiencyCurve"></span>`efficiencyCurve` | Generation efficiency curve | sheet |  |  |  |
| <span id="elementAccess"></span>`elementAccess` | Access Arrangements | textarea |  |  |  |
| <span id="elementLocation"></span>`elementLocation` | Location | textarea |  |  |  |
| <span id="elementOverviewPhoto"></span>`elementOverviewPhoto` | Element Overview Photo | text |  |  |  |
| <span id="elementRef"></span>`elementRef` | Element Reference | text |  |  |  |
| <span id="equipIsolation"></span>`equipIsolation` | Safe Isolation & Maintainability | passfail |  |  |  |
| <span id="equipRatings"></span>`equipRatings` | Ratings vs Operating Conditions | passfail |  |  |  |
| <span id="gbBadgePhoto"></span>`gbBadgePhoto` | Data Badge Photo | text |  |  |  |
| <span id="gbCondition"></span>`gbCondition` | Condition | passfail |  |  |  |
| <span id="gbControls"></span>`gbControls` | Boiler Controls | text |  |  |  |
| <span id="gbFlowTemp"></span>`gbFlowTemp` | Operating Flow Temperature | number | °C |  |  |
| <span id="gbFlueCondition"></span>`gbFlueCondition` | Flue Condition | passfail |  |  |  |
| <span id="gbFlueType"></span>`gbFlueType` | Flue Arrangement | text |  |  |  |
| <span id="gbGrossEfficiency"></span>`gbGrossEfficiency` | Gross Efficiency | number | % |  |  |
| <span id="gbIsolation"></span>`gbIsolation` | Isolation Valves | passfail |  |  |  |
| <span id="gbLeaks"></span>`gbLeaks` | Leaks | passfail |  |  |  |
| <span id="gbMakeModel"></span>`gbMakeModel` | Make and Model | text |  |  |  |
| <span id="gbOutput"></span>`gbOutput` | Rated Output | number | kW |  |  |
| <span id="gbReturnTemp"></span>`gbReturnTemp` | Operating Return Temperature | number | °C |  |  |
| <span id="gbServiceRecord"></span>`gbServiceRecord` | Service Record | passfail |  |  |  |
| <span id="gbYear"></span>`gbYear` | Year of Manufacture | integer |  |  |  |
| <span id="generalCondition"></span>`generalCondition` | General Condition | passfail |  |  |  |
| <span id="generatorType"></span>`generatorType` | Boiler type | select |  |  |  |
| <span id="hHighPoint"></span>`hHighPoint` | System height | number | m |  |  |
| <span id="hmCalibration"></span>`hmCalibration` | Calibration | passfail |  |  |  |
| <span id="hmClass"></span>`hmClass` | Accuracy Class | text |  |  |  |
| <span id="hmEnergyRead"></span>`hmEnergyRead` | Energy Reading | number | kWh |  |  |
| <span id="hmErrorCodes"></span>`hmErrorCodes` | Error Codes | passfail |  |  |  |
| <span id="hmFlowRate"></span>`hmFlowRate` | Flow Rate | number | m³/h |  |  |
| <span id="hmFlowTemp"></span>`hmFlowTemp` | Flow Temperature | number | °C |  |  |
| <span id="hmLocation"></span>`hmLocation` | Meter Location | text |  |  |  |
| <span id="hmMakeModel"></span>`hmMakeModel` | Make and Model | text |  |  |  |
| <span id="hmRemoteReads"></span>`hmRemoteReads` | Remote Reading | passfail |  |  |  |
| <span id="hmReturnTemp"></span>`hmReturnTemp` | Return Temperature | number | °C |  |  |
| <span id="hmSerial"></span>`hmSerial` | Serial Number | text |  |  |  |
| <span id="hmVolumeRead"></span>`hmVolumeRead` | Volume Reading | number | m3 |  |  |
| <span id="hpBadgePhoto"></span>`hpBadgePhoto` | Data Badge Photo | text |  |  |  |
| <span id="hpCondition"></span>`hpCondition` | Condition | passfail |  |  |  |
| <span id="hpCOP"></span>`hpCOP` | Stated COP | number |  |  |  |
| <span id="hpElecMeter"></span>`hpElecMeter` | Electricity Metering | passfail |  |  |  |
| <span id="hpMakeModel"></span>`hpMakeModel` | Make and Model | text |  |  |  |
| <span id="hpNoise"></span>`hpNoise` | Noise / Vibration | passfail |  |  |  |
| <span id="hpOutput"></span>`hpOutput` | Rated Output | number | kW |  |  |
| <span id="hpRefrigerant"></span>`hpRefrigerant` | Refrigerant | text |  |  |  |
| <span id="hpServiceRecord"></span>`hpServiceRecord` | Service Record | passfail |  |  |  |
| <span id="hpType"></span>`hpType` | Heat Pump Type | text |  |  |  |
| <span id="hydraulicSeparation"></span>`hydraulicSeparation` | Hydraulic Separation | select |  |  |  |
| <span id="insulationCondition"></span>`insulationCondition` | Insulation Condition | passfail |  |  |  |
| <span id="insulationSpec"></span>`insulationSpec` | Insulation Material & Thickness | textarea |  |  |  |
| <span id="isoValveLocations"></span>`isoValveLocations` | Isolation Valves | passfail |  |  |  |
| <span id="isToilet"></span>`isToilet` | Bathroom fitted with toilet | boolean |  |  |  |
| <span id="labellingAdequate"></span>`labellingAdequate` | Labelling | passfail |  |  |  |
| <span id="leaksVisible"></span>`leaksVisible` | Visible Leaks | passfail |  |  |  |
| <span id="loadSharePct"></span>`loadSharePct` | Annual load share | number | % |  |  |
| <span id="maintenanceRecordsPhoto"></span>`maintenanceRecordsPhoto` | Maintenance Records Photo | text |  |  |  |
| <span id="mpCC1"></span>`mpCC1` | Consumer Connection Boundary — heat meter | passfail |  |  |  |
| <span id="mpCD1"></span>`mpCD1` | Intake Boundary — heat meter | passfail |  |  |  |
| <span id="mpCD3"></span>`mpCD3` | DP Measuring Point — pressure/DP sensor | passfail |  |  |  |
| <span id="mpDD1"></span>`mpDD1` | Intake Boundary — heat meter | passfail |  |  |  |
| <span id="mpDD3"></span>`mpDD3` | DP Measuring Point — pressure/DP sensor | passfail |  |  |  |
| <span id="mpEC1"></span>`mpEC1` | Heat Generator: Heat source energy input — gas meter | passfail |  |  |  |
| <span id="mpEC2"></span>`mpEC2` | Heat Generator: Heat Source energy output — heat meter | passfail |  |  |  |
| <span id="mpEC3"></span>`mpEC3` | EC Distribution: Energy Centre boundary — heat meter | passfail |  |  |  |
| <span id="mpEC4"></span>`mpEC4` | EC Distribution: Distribution pump set — electricity meter | passfail |  |  |  |
| <span id="mpEC5"></span>`mpEC5` | Pressurisation: Make-up Water meter — water meter | passfail |  |  |  |
| <span id="mpEC6"></span>`mpEC6` | EC Distribution: Index differential pressure measurement point — pressure/DP sensor | passfail |  |  |  |
| <span id="mpEC7"></span>`mpEC7` | EC Distribution: Distribution differential pressure measurement point — pressure/DP sensor | passfail |  |  |  |
| <span id="mpEC8"></span>`mpEC8` | Pressurisation: Operating pressure measurement point — pressure/DP sensor | passfail |  |  |  |
| <span id="mpSS1"></span>`mpSS1` | Intake Boundary — heat meter | passfail |  |  |  |
| <span id="mpSS2"></span>`mpSS2` | Offtake Boundary — heat meter | passfail |  |  |  |
| <span id="mpSS3"></span>`mpSS3` | Network distribution pump — electricity meter | passfail |  |  |  |
| <span id="mpSS4"></span>`mpSS4` | Water meter — water meter | passfail |  |  |  |
| <span id="mpSS5"></span>`mpSS5` | Defined index differential pressure measurement point — pressure/DP sensor | passfail |  |  |  |
| <span id="mpSS6"></span>`mpSS6` | Defined differential pressure exceedance measurement point — pressure/DP sensor | passfail |  |  |  |
| <span id="mpSS7"></span>`mpSS7` | Defined operating pressure measurement point — pressure/DP sensor | passfail |  |  |  |
| <span id="mvhrFilters"></span>`mvhrFilters` | MVHR Filters | passfail |  |  |  |
| <span id="mvhrVentsFitted"></span>`mvhrVentsFitted` | MVHR Ceiling Vents Fitted | passfail |  |  |  |
| <span id="mvhrWorking"></span>`mvhrWorking` | MVHR Working | passfail |  |  |  |
| <span id="nBuildings"></span>`nBuildings` | Number of buildings | integer | buildings |  |  |
| <span id="nIntakes"></span>`nIntakes` | Number of intake plantrooms | integer | intakes |  |  |
| <span id="nProperties"></span>`nProperties` | Number of properties | integer | properties |  |  |
| <span id="omDocsAvailable"></span>`omDocsAvailable` | O&M Documentation | passfail |  |  |  |
| <span id="phxApproach"></span>`phxApproach` | Approach Temperature | number | K |  |  |
| <span id="phxCondition"></span>`phxCondition` | Condition | passfail |  |  |  |
| <span id="phxControlValves"></span>`phxControlValves` | Control Valves | passfail |  |  |  |
| <span id="phxDuty"></span>`phxDuty` | Rated Duty | number | kW |  |  |
| <span id="phxFlowArrangement"></span>`phxFlowArrangement` | Flow Arrangement | select |  |  |  |
| <span id="phxInsulated"></span>`phxInsulated` | Insulation | passfail |  |  |  |
| <span id="phxMakeModel"></span>`phxMakeModel` | Make and Model | text |  |  |  |
| <span id="phxPrimaryFlow"></span>`phxPrimaryFlow` | Primary Flow Temp | number | °C |  |  |
| <span id="phxPrimaryReturn"></span>`phxPrimaryReturn` | Primary Return Temp | number | °C |  |  |
| <span id="phxSecondaryFlow"></span>`phxSecondaryFlow` | Secondary Flow Temp | number | °C |  |  |
| <span id="phxSecondaryReturn"></span>`phxSecondaryReturn` | Secondary Return Temp | number | °C |  |  |
| <span id="pipeSupports"></span>`pipeSupports` | Pipe Supports | passfail |  |  |  |
| <span id="ppmInPlace"></span>`ppmInPlace` | Planned Maintenance | passfail |  |  |  |
| <span id="pressAlarms"></span>`pressAlarms` | Alarms | passfail |  |  |  |
| <span id="pressColdFill"></span>`pressColdFill` | Cold Fill Pressure | number | bar |  |  |
| <span id="pressCondition"></span>`pressCondition` | Condition | passfail |  |  |  |
| <span id="pressMakeModel"></span>`pressMakeModel` | Make and Model | text |  |  |  |
| <span id="pressOperating"></span>`pressOperating` | Operating Pressure | number | bar |  |  |
| <span id="pressVesselPrecharge"></span>`pressVesselPrecharge` | Vessel Pre-charge | number | bar |  |  |
| <span id="pressVesselSize"></span>`pressVesselSize` | Expansion Vessel Size | number | l |  |  |
| <span id="pumpCondition"></span>`pumpCondition` | Condition | passfail |  |  |  |
| <span id="pumpControlMode"></span>`pumpControlMode` | Control Mode | text |  |  |  |
| <span id="pumpDp"></span>`pumpDp` | Differential Pressure | number | kPa |  |  |
| <span id="pumpDpTestPoints"></span>`pumpDpTestPoints` | DP Test Points | passfail |  |  |  |
| <span id="pumpDuty"></span>`pumpDuty` | Duty Arrangement | text |  |  |  |
| <span id="pumpExercised"></span>`pumpExercised` | Standby Rotation | passfail |  |  |  |
| <span id="pumpGlands"></span>`pumpGlands` | Glands and Seals | passfail |  |  |  |
| <span id="pumpMakeModel"></span>`pumpMakeModel` | Make and Model | text |  |  |  |
| <span id="pumpVSD"></span>`pumpVSD` | Variable Speed | passfail |  |  |  |
| <span id="safEICR"></span>`safEICR` | Electrical Certificate | passfail |  |  |  |
| <span id="safElectricalCondition"></span>`safElectricalCondition` | Electrical Installation | passfail |  |  |  |
| <span id="safEmergencyStop"></span>`safEmergencyStop` | Emergency Stops | passfail |  |  |  |
| <span id="safGasCert"></span>`safGasCert` | Gas Safety Certificate | passfail |  |  |  |
| <span id="safGasDetection"></span>`safGasDetection` | Gas Detection | passfail |  |  |  |
| <span id="safSafetyValves"></span>`safSafetyValves` | Safety Valves | passfail |  |  |  |
| <span id="safSignage"></span>`safSignage` | Safety Signage | passfail |  |  |  |
| <span id="schematicAvailable"></span>`schematicAvailable` | Schematic Available | passfail |  |  |  |
| <span id="ssAmbientTemp"></span>`ssAmbientTemp` | Substation Ambient Temperature | number | °C |  |  |
| <span id="ssDpPoints"></span>`ssDpPoints` | DP Measurement Points (SS5/SS6) | passfail |  |  |  |
| <span id="ssDpReading"></span>`ssDpReading` | DP Reading | number | kPa |  |  |
| <span id="ssIntakeMeter"></span>`ssIntakeMeter` | Intake Heat Meter (SS1) | passfail |  |  |  |
| <span id="ssOfftakeMeter"></span>`ssOfftakeMeter` | Offtake Heat Meter (SS2) | passfail |  |  |  |
| <span id="ssOperatingPressure"></span>`ssOperatingPressure` | Operating Pressure (SS7) | number | bar |  |  |
| <span id="ssPumpMeter"></span>`ssPumpMeter` | Pump Energy Meter (SS3) | passfail |  |  |  |
| <span id="ssTopUpMeter"></span>`ssTopUpMeter` | Top-up Water Meter (SS4) | passfail |  |  |  |
| <span id="substationType"></span>`substationType` | Substation Type | select |  |  |  |
| <span id="supplyCWS"></span>`supplyCWS` | CWS Supply | select |  |  |  |
| <span id="surveyNotes"></span>`surveyNotes` | General Notes | textarea |  |  |  |
| <span id="surveyRecommendations"></span>`surveyRecommendations` | Improvement Opportunities | textarea |  |  |  |
| <span id="tFlowObserved"></span>`tFlowObserved` | Observed Flow Temperature | number | °C |  |  |
| <span id="thermalImage"></span>`thermalImage` | Thermal Image | text |  |  |  |
| <span id="tPeak"></span>`tPeak` | Peak network flow temperature | number | °C |  |  |
| <span id="tPriRtnCH"></span>`tPriRtnCH` | Central heating network return temperature | number | °C |  |  |
| <span id="tPriRtnDHW"></span>`tPriRtnDHW` | DHW network return temperature | number | °C |  |  |
| <span id="tReturnObserved"></span>`tReturnObserved` | Observed Return Temperature | number | °C |  |  |
| <span id="tXPeak"></span>`tXPeak` | External temperature at peak load | number | °C |  |  |
| <span id="typeEmitter"></span>`typeEmitter` | Central heating emitter | select |  |  |  |
| <span id="typeRTL"></span>`typeRTL` | Radiator return control | select |  |  |  |
| <span id="typeTRV"></span>`typeTRV` | Radiator flow control | select |  |  |  |
| <span id="vBuffer"></span>`vBuffer` | Buffer volume | number | l |  |  |
| <span id="wqInhibitor"></span>`wqInhibitor` | Inhibitor Dosing | passfail |  |  |  |
| <span id="wqLastReport"></span>`wqLastReport` | Last Analysis Report | text |  |  |  |
| <span id="wqSampleTaken"></span>`wqSampleTaken` | Sample Taken | passfail |  |  |  |
| <span id="wqSideStream"></span>`wqSideStream` | Side-stream Filtration | passfail |  |  |  |