Daikin MicroTech II Installation And Maintenance Manual

ComPrehensIve daTa PoInT Tables
www.DaikinApplied.com 19 ED 15062-7 • MICROTECH II CHILLER CONTROLLER
LONWORKS Variables
Network Output Variables
Network Control Property
Keypad attributes available
as LONWORKS Variables for
network control of the unit
Variable Name Page
SNVT
Index
Description
Active Setpoint nvoActiveSetpt 23 105 -40°–93°C
*Actual Capacity (3) nvoActCapacity 23 81
0–160%; Note - For Centrifugal chiller models, this data point represents the
combined percent RLA of the compressors.
Capacity Limit (Output) nvoCapacityLim 25 81 0–160%
Chiller Limited nvoChillerStat 24 127 LIMITED
Chiller Local/Remote nvoChillerStat 28 127 LOCAL
Chiller ON OFF nvoOnOff 32 06 0=OFF, 1=Run Allowed
*Chiller Status (1) nvoChillerstat 33 127
Chiller Run Mode: 0=CHLR_OFF, 1= CHLR_START, 2=CHLR_RUN, 3=CHLR_
PRESHUTDN, 4=CHLR_SERVICE, Chiller Operating Mode: 1=HVAC_HEAT,
3=HVAC_COOL, 11=HVAC_ICE Chiller State: In_Alarm, Run_Enabled, Local,
Limited, CHW_ow, CONDW_ow
Compressor Current nvoCurrent 36 1 -3276.8–3276.7 Amperes
Compressor Discharge
Temperature
nvoCompDisTemp 37 105 -273.17°–327.66°C
Compressor Percent RLA nvoCompPercRLA 38 81 -163.840–163.830
Compressor Power nvoKiloWatts 40 28 0–6553.5 kiloWatts
Compressor Run Hours nvoCompHrs 42 8 0–65,535. Hours reported at 1/10th the actual hours.
Compressor Starts nvoCompStarts 44 8 0–65,535
Compressor Suction Line
Temperature
nvoSuctionTemp 47 105 -40°–118° C
Compressor Voltage nvoVoltage 48 44 0–65,534
*Condenser Entering Water
Temperature (7)
nvoEntCndWTemp 50 105 -40°–118°C
Condenser Flow Switch Status nvoCndWFlow 51 95 0=Pump Commanded off, 1=Pump Commanded On
*Condenser Leaving Water
Temperature (8)
nvoLvgCndWTemp 52 105 -40°–118°C
Condenser Pump Run Hours nvoCondPumpHrs 53 8 0–65,535. Hours reported at 1/10th the actual hours.
Condenser Refrigerant Pressure nvoCondRefPress 54 30 -3276.8–3276.7
Condenser Saturated
Refrigerant Temperature
nvoSatCndRefTemp 55 105 -40°–118°C
Condenser Water Flow Rate NvoCondFlowRate 56 15 0–65,534 GPM
Condenser Water Pump Status nvoCndWPump 57 95 0=No Flow, 1=Flow
*Current Alarm (11) nvoAlarmDescr 96 36 Alarm Text (30 characters max)
*Evaporator Entering Water
Temperature (5)
nvoEntCHWTemp 61 105 -40°–118°C
Evaporator Flow Switch Status nvoChWFlow 62 95 0=No Flow, 1=Flow
*Evaporator Leaving Water
Temperature for Unit (6)
nvoLvgCHWTemp 63 105 -40°–118°C
Evaporator Pump Run Hours nvoEvapPumpHrs 65 8 0–65,535. Hours reported at 1/10th the actual hours.
Evaporator Refrigerant Pressure nvoEvapRefPress 66 30 -3276.8–3276.7
Evaporator Saturated
Refrigerant Temperature
nvoSatEvpRefTemp 67 105 -40°–118°C
Evaporator Water Flow Rate NvoEvapFlowRate 68 15 0-65,534 GPM
Evaporator Water Pump Status nvoChWPump 69 95 0=Pump Commanded OFF, 1=Pump Commanded ON
Heat Recovery Entering Water
Temperature
nvoEntHRWTemp 70 105 -40°–118°C
Heat Recovery Leaving Water
Temperature
nvoLvgHRWTemp 70 105 -40°–118°C
Liquid Line Refrigerant Pressure nvoLiquLinePress 74 30 -3,276.8–3,276.7 kPA (0.1 kPa)
Liquid Line Refrigerant
Temperature
nvoLiquLineTemp 75 105 -40°–118°C
Oil Feed Pressure nvoOilFeedPress 79 30 -3276.8–3276.7 kPa
Oil Feed Temperature nvoOilFeedTemp 80 105 -40°–118° C
Oil Sump Pressure nvoOilSumpPress 81 30 -3276.8–3276.7 kPa
Oil Sump Temperature nvoOilSumpTemp 82 105 -40°–118° C
Outdoor Air Temperature nvoOutdoorTemp 83 105 -40°–118° C
Run Enabled nvoChillerStat 86 127 0=OFF, 1=Run Allowed
*Boldface denotes data points for typical minimum integration.

Daikin MicroTech II Specifications

General

Brand	Daikin
Model	MicroTech II
Category	Controller
Language	English