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ED 15103-6 • MICROTECH III WSHP UNIT CONTROLLER 60 www.DaikinApplied.com

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Figure 2:

Space Temperature Setpoint Operation

75 Effective Cool Stage 1 ON SP

Reference Setpoint

Effective Deadband

74 Effective Cool Stage 1 OFF SP

71 Effective Heat Stage 1 OFF SP

70 Effective Heat Stage 1 ON SP

0.5 (Effective Deadband)

nciOccDiff

79 Effective Cool Stage 3 ON SP

76 Effective Cool Stage 2 OFF SP

78 Effective Cool Stage 3 OFF SP

77 Effective Cool Stage 2 ON SP

68 Effective Heat Stage 2 ON SP

69 Effective Heat Stage 2 OFF SP

62 Effective Heat Stage 3 ON SP

63 Effective Heat Stage 3 OFF SP

57 Effective Heat Stage 4 OFF SP

56 Effective Heat Stage 4 ON SP

nciStg2SptDiff

nciStg3SptDiff

nciStg4SptDiff

Содержание MicroTech III

Страница 1: ...er Source Heat Pump Unit Controller Protocol Information LonWorks Networks BACnet Networks MS TP Enfinity Single Stage Compressor Models CCH CCW LVC LVW MHC MHW VFC VFW and VHC VHF SmartSource Single...

Страница 2: ...58 Setpoint Methods BACnet 58 Setpoint Methods LonWorks 58 Appendix A Protocol Implementation Conformance Statements PICS 62 BACnet PICS Enfinity Single Stage Compressor Water Source Heat Pumps 62 Pr...

Страница 3: ...llowing variables revert to default Null after reboot Application Mode Input Space Temp Input Temp Setpoint Input Temp Setpoint Offset Input Humidistat Remote Input Compressor Enable Input Occ Overrid...

Страница 4: ...ae org It addresses all aspects of the various systems that are applied to building control systems BACnet provides the communication infrastructure needed to integrate products manufactured by differ...

Страница 5: ...re part number and compatibility details BACnet Data Points Enfinity Single Stage Compressor Models MHC MHW CCH CCW VFC VFW LVC LVW VHC VHF Table 1 Analog Values Enfinity Single Stage Compressor Point...

Страница 6: ...ce Temperature Setpoint for the Occupied Heat Setpoint Interaction Rules3 AV4 AV1 AV10 AV4 AV32 AV4 AV33 Standby Heat Setpoint AV 5 W cpStandby_ 50 to 95 F 10 to 35 C Default 66 F 18 88 C Y Defines th...

Страница 7: ...sor Low Suction Temp Protection Differential AV 13 W cpLowTmpProtDif 2 to 15 F 1 11 to 8 34 C Default 8 F 4 44 C Y AV13 is added to the selected Compressor Low Suction Temperature SP AV11 or AV12 to d...

Страница 8: ...setpoint adjustment value from the room sensor potentiometer It is valid when configured for Short Range Setpoint Adjust Unoccupied Cooling Setpoint Shift Output AV 26 R Unoccupied _CoolShift Default...

Страница 9: ...default the instance number 3101007 when the MAC 7 Table 3 Binary Inputs Enfinity Single Stage Compressor Point Name Object Type Instance Read Write Access2 BACnet Object Name Range Default in Units...

Страница 10: ...on proof of loop fluid flow The loop pump must be running to provide adequate flow through the WSHP The network override will revert back to its default value upon unit controller reboot 1 Disabled 2...

Страница 11: ...n the Occupied mode during the amount of time declared in Timed Override Setpoint Schedule Override and or an Occupancy Sensor The network override will revert back to its default value upon unit cont...

Страница 12: ...default value upon unit controller reboot 1 Normal 2 Energy Hold Off 3 Null Pump Request Output MSV 13 R PumpRequest 1 to 3 N Indicates when the unit is requesting flow from the loop water controller...

Страница 13: ...baud rate to match the speed of the BACnet network Speeds above 38400 should be avoided unless the network wiring has been tested and verified to meet the required speed The baud rate must be set usin...

Страница 14: ...emperature sensor value 6 Discharge Air Temperature AI 4 R DischAirTemp 0 to 158 F 17 77 to 70 C Default 32 F 0 C N Indicates the discharge air temperature sensor value 6 Local Setpoint Adjust Output...

Страница 15: ...the Bypass mode initiated by the Timed Override button Pressing the Timed Override button 4 9 seconds sets the bypass timer to the maximum AV7 value The value of 0 disables this feature Interstage OFF...

Страница 16: ...s the last valid value after power up 6 The network override will revert back to its default value upon unit controller reboot See Space Temperature Setpoint Methods Receive Heartbeat AV 20 W cpRcvHrt...

Страница 17: ...fluid The compressor s are disabled in the heating mode when the low EWT condition exists Unit controller configuration jumper JP3 must be open in order to select water as the loop fluid type The hys...

Страница 18: ...physical Address Switch S3 When the physical address switch is set to a value of 255 the dynamic MAC addressing algorithm is used to commission the BACnet communication module This variable represent...

Страница 19: ...ed Parameters Information for bit descriptions Table 12 Multi State Inputs SmartSource Single and Two Stage Enfinity Large Two Compressor Point Name Object Type Instance Read Write Access2 BACnet Obje...

Страница 20: ...Fail 11 Enter Water Temp Snsr Fail 12 Leaving Water Temp Snsr Fail 13 Condensate Overflow 14 Low Entering Water Temp 15 Serial EEPROM Corrupted 16 Wtrside Econ Low Temp Cutout Enfinity Large Two Comp...

Страница 21: ...ering Water Temp Sensor Fail 16 Leaving Water Temp Snsr Fail 17 Condensate Overflow 18 Low Entering Water Temp 19 Serial EEPROM Corrupted 20 Wtrside Econ Low Temp Cutout Effective Occupancy Output MSV...

Страница 22: ...heat is enabled 7 The network override will revert back to its default value upon unit controller reboot 1 Disabled 2 Enabled 3 Null Energy Hold Off Input MSV 12 C EnergyHoldOff 1 to 3 Default 3 N Wh...

Страница 23: ...e 38400 should be avoided unless the network wiring has been tested and verified to meet the required speed The baud rate must be set using the BACnet configuration menu See BACnet Configuration and C...

Страница 24: ...NVT Type SNVT Index Range Default in Units Heart beat Description Network Variable Inputs NVIs Application Mode Input nviApplicMode 4 SNVT_hvac_mode 108 Default HVAC_NUL Recv Sets the unit in an appli...

Страница 25: ...Sensor It is also where a local timed override hardwired input is monitored and used to place the unit in the Occupied mode during the amount of time declared in Timed Override setpoint using Schedul...

Страница 26: ...e will revert back to its default value upon unit controller reboot See Space Temperature Setpoint Methods Temperature Setpoint Offset Input nviSetptOffset 12 SNVT_temp_p 105 18 to 18 F 10 to 10 C Def...

Страница 27: ...isplays the current highest active alarm Alarm Strings No Alarms Low Voltage Brownout Comp 1 High Pressure Comp 2 High Pressure Comp 1 Low Pressure Comp 2 Low Pressure Comp 1 Suctn Temp Snsr Fail Comp...

Страница 28: ...used to determine the Effective Heating Cooling setpoints It is the value of the local hardwired Space Temperature setpoint Only valid if the unit controller JP5 configuration jumper is configured for...

Страница 29: ...ull 1 0 to 100 Setpoint Shift Output nvoSetptShift 25 SNVT_temp_setpt 106 3 to 3 F 1 67 to 1 67 C Init All Setpts 0 F Send Represents the local hardwired setpoint adjustment value from the room sensor...

Страница 30: ...efreshed often enough through a network command or if communication is disabled i e the device is disabled or is offline Table 17 Network Configuration Properties Inputs NCIs Enfinity Single Stage Com...

Страница 31: ...pOnTmr UCPTminCompOnTmr 120 to 1200 sec Default 180 sec No A countdown timer that defines the minimum period of time a compressor must remain ON before it is allowed to turn OFF again Cooling Intersta...

Страница 32: ...nit Minimum Send Time nciMinOutTm SCPTminSendTime 0 to 6553 4 sec Default 0 Disabled No Minimum period of time between automatic network variable output transmissions It limits network traffic when ou...

Страница 33: ...77 F 25 00 C Unoccupied_cool 85 F 29 44 C Occupied_heat 70 F 21 11 C Standby_heat 66 F 18 88 C Unoccupied_heat 60 F 15 55 C Receive Heartbeat nciRcvHrtBt SCPTmaxRcvTime 0 to 6553 4 sec Default 0 sec D...

Страница 34: ...unication module firmware Do not modify this configuration property Software Jumpers nciSoftJumpers UCPTsoftJumpers 16 Characters No Sets the software jumper configuration This property is not impleme...

Страница 35: ...A 0 5 to 100 Compressor Enable nviComprEnable 11 SNVT_switch 95 Default Null Recv Specifies if the compressor s are allowed to operate which can be based on proof of loop fluid flow The loop pump must...

Страница 36: ...clared in Timed Override Setpoint using Schedule Override and or an occupancy sensor The network override will revert back to its default value upon unit controller reboot See Effective Occupancy Mode...

Страница 37: ...mpanies use this numeric value instead of text to reference these variables The NV index number can also be found in the XIF file 3 After Receive Heartbeat is enabled this variable reverts to the defa...

Страница 38: ...PROM Corrupted Wtrside Econ Low Temp Cutout Enfinity Large Two Comp SS2C Alarm Strings No Alarms IO Exp Communication Fail Invalid Configuration Low Voltage Brownout Comp 1 High Pressure Comp 2 High P...

Страница 39: ...peed SmartSource 46 Enfinity SS2C 47 SNVT_switch 95 Init OFF Send Displays the commanded fan speed SmartSource Series2 Fan Speed State Value OFF 0 0 Running 1 0 to 100 Enfinity Large Two Compressor SS...

Страница 40: ...e previous unit fault SmartSource Series2 Alarm Strings No Alarms IO Exp Communication Fail Invalid Configuration Low Voltage Brownout Comp High Pressure Comp Low Pressure Comp Suctn Temp Snsr Fail Co...

Страница 41: ...0 occupied_heat standby_heat unoccupied_heat always 0 Status nvoStatus SNVT_obj_status 93 Init All structure elements 0 No Reports the status of the requested functional block as commanded from nviRe...

Страница 42: ...Entering Water Temp 14 Serial EEPROM Corrupted 15 Wtrside Econ Low Temp Cutout Enfinity Large Two Compressor SS2C Alarm Identifiers 0 No Alarms 1 IO Exp Communication Fail 2 Invalid Configuration 3 L...

Страница 43: ...unit controller JP3 jumper in the open position which selects water nciLowTempProt does not apply to the dehumidification and cooling modes which use a fixed 28 F low temp threshold regardless of the...

Страница 44: ...nciSptAdjMin must be less than or equal to the nciSptAdjMax value Low Leaving Water Temp Differential nciLowLwtDiff UCPTlowLwtDiff 2 to 15 F 1 11 to 8 34 C Default 7 F 3 89 C No Specifies the Low Leav...

Страница 45: ...iable supported by Receive Heartbeat has a separate timer associated with it The value of 0 disables this feature Supported Variables nviApplicMode nviAuxHeatEnable nviComprEnable nviEnergyHoldOff nvi...

Страница 46: ...implemented in unit controller software Third Stage Heating Setpoint Differential nciStg3SptDiff UCPTstg3SptDiff 1 to 10 F 0 55 to 5 56 C Default 6 F 3 33 C No Used to determine the Third Stage Heati...

Страница 47: ...itch Switch Closed 1 Low Pressure Switch for compressor 1 is normal Switch Open 0 Low Pressure Switch for compressor 1 is in alarm 9 Compressor 1 High Pressure Switch Switch Closed 1 High Pressure Swi...

Страница 48: ...Stage Compressor Models GSH GSV GTH GTV and GCV Bit Number Bit Description Setting Description Unit Controller Jumpers 0 Normal Test Mode Jumper 1 Open 0 Normal operation Jumper 1 Shorted 1 Service Te...

Страница 49: ...ctric heat Jumper 4 Open 0 Jumper 3 Open 0 Boilerless electric heat Jumper 4 Shorted 1 Jumper 3 Shorted 1 Hydronic Heating applies only to unit controller software v6 0 and newer Jumper 4 Shorted 1 22...

Страница 50: ...h for compressor 1 is in alarm 9 Compressor 1 High Pressure Switch Switch Closed 1 High Pressure Switch for compressor 1 is normal Switch Open 0 High Pressure Switch for compressor 1 is in alarm 10 Em...

Страница 51: ...or 2 is lead I O Expansion Module Inputs 26 Compressor 2 Low Pressure Switch Switch Closed 1 Low Pressure Switch for compressor 2 is normal Switch Open 0 Low Pressure Switch for compressor 2 is in ala...

Страница 52: ...llow LED OFF 0 ON 1 Red Green and Yellow LEDs are used in combination to indicate the unit controller Fault Status mode for Circuit 1 8 Room Sensor Status LED ON 1 Indicates the room sensor Status LED...

Страница 53: ...F 0 ON 1 Red Green and Yellow LEDs are used in combination to indicate the unit controller Fault Status mode for Circuit 2 1 MSB Most Significant Bit Table 26 Bit Description for Enfinity Large Two Co...

Страница 54: ...xMasters can be set from the BAS or from the BACnet configuration menu MAC Address Address Switch must be set according to the BACnet network requirements The MS TP MAC address can be set from the BAS...

Страница 55: ...k traffic for diagnostic testing of the MS TP network When the communication module receives a network command to disable communication it stops communicating fan coil unit information to the network...

Страница 56: ...owing conditions Brownout Mode Emergency Shutdown Defrost process Upon receiving a wink command from a network management node the unit controller exhibits the following identification sequence all oc...

Страница 57: ...upancy Mode LonWorks Local Sensor nviOccManCmd nviOccSchedule nviOccSensor nvoEffectOccup NA OC_OCCUPIED NA NA OC_OCCUPIED NA OC_ UNOCCUPIED NA NA OC_ UNOCCUPIED NA OC_BYPASS OC_OCCUPIED NA OC_OCCUPIE...

Страница 58: ...ReferenceSP AV2 DeadBandFactor AV35 EffCoolOnSP ReferenceSP DeadBandFactor EffCoolOffSP EffCoolOnSP AV10 EffHeatOnSP ReferenceSP DeadBandFactor EffHeatOffSP EffHeatOnSP AV10 3 The unit is operating I...

Страница 59: ...oints occupied_cool nvoSetptShift EffCoolOffSP EffCoolOnSP nciOccDiff EffHeatOnSP nciSetpoints occupied_heat nvoSetptShift EffHeatOffSP EffHeatOnSP nciOccDiff 5 The unit is operating in Standby mode w...

Страница 60: ...Effective Heat Stage 1 ON SP 0 5 Effective Deadband 0 5 Effective Deadband nciOccDiff nciOccDiff 79 Effective Cool Stage 3 ON SP 76 Effective Cool Stage 2 OFF SP 78 Effective Cool Stage 3 OFF SP 77 Ef...

Страница 61: ...LocSptEnable Disabled MSV14 nciLocSptEnable Enabled MSV14 nciLocSptEnable Enabled Effective Cool OFF SP 85 2 83 F AV19 nviSetpoint 72 F Reference SP AI5 nvoSetpoint 72 5 F HP0 HP11 AV25 nvoSetptShift...

Страница 62: ...signed to operate the heat pump unit and integrate it into a BACnet building automation system BACnet Standardized Device Profile The MicroTech III WSHP unit controller supports the BACnet Interoperab...

Страница 63: ...riority_Array Relinquish_Default MSV15 Device Units English Metric Device Description Location Max_Master Description Location Limit 32 Chars Max_Master Data Link Layer Options BACnet IP Annex J BACne...

Страница 64: ...module is a microprocessor designed to operate the heat pump unit and integrate it into a BACnet building automation system BACnet Standardized Device Profile The MicroTech III WSHP unit controller s...

Страница 65: ...riority_Array Relinquish_Default MSV15 Device Units English Metric Device Description Location Max_Master Description Location Limit 32 Chars Max_Master Data Link Layer Options BACnet IP Annex J BACne...

Страница 66: ...ocessor designed to operate the heat pump unit and integrate it into a BACnet building automation system BACnet Standardized Device Profile The MicroTech III WSHP unit controller supports the BACnet I...

Страница 67: ...riority_Array Relinquish_Default MSV15 Device Units English Metric Device Description Location Max_Master Description Location Limit 32 Chars Max_Master Data Link Layer Options BACnet IP Annex J BACne...

Страница 68: ...ant to its standard terms and conditions of sale including Limited Product Warranty Consult your local Daikin Applied representative for warranty details To find your local Daikin Applied representati...

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