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Envision Peripherals IM1609 User's Manual

1. LED Display Mode Table Normal Display Mode SW1 4 On SW2 Test Selected timings sped up to facilitate Normal Standard timings troubleshooting Drain Drain pan overflow lockout Water Flow FS thermistor loop lt 15 F well lt 30 F lockout Loop Closed loop freeze sensing setting 15 F Well Open loop freeze sensing setting 30 F High Press High pressure gt 600 PSI lockout Enables NS features Normal Standard thermostat operation Low Press Low pressure lt 40 PSI lockout IO Display Enables Input Output di temal Air Flow Not used UED tek Tetee put Cutt display on edema Normal Unit status display Status Microprocessor malfunction DHW Limit Not Used Normal Standard delay on call from SW1 5 Motorized Valve 1 5 minute compressor on delay compressor used ON Current fault or Output display mode activated Diag nostic Modes Refer to LED Display Mode table for position of SW1 4 and SW2 LED Current Fault Status inputs Outputs SW1 4 On SW2 On SW1 4 Off SW2 Off SW1 4 Off SW2 On Operational Logic Table Y Drain pan overflow Compressor Water Flow FS thermistor loop lt 15 well lt 30 F High Press High pressure gt 600 PSI Low Press Low pressure lt 40 PSI SW2 status Off down position On up position OFF
2. 8 8 D TA ae 20 24 Envision Console 6 25 39 Unit Startup Notes eni aaa eon wea wae ea 40 Unit Startup Checklist Unit Startup 4 41 Unit Operating Parameters seins niooo ruo aaua ele eb OR De acta ete ew LO 42 Unit Operating 42 Startup Troubleshooting 43 Pressure Drop u c id rie na asha ua ace ga RR A era ce 44 Preventive 45 Replacement Procedures u ucu su ee 45 ENVISION CONSOLE INSTALLATION MANUAL m am gm ENVISIO CONSOLES Model Nomenclature 45 6 7 8 9 10 11 12 13 14 15 46 17 Family NC Envision Console Cabinet Configuration C Chassis Only W Chassis with Cabinet S Chassis with Slope Top E Chassis with Extended Slope Top Unit Capacity MBTUH 86 F EWT 09 12 15 18 Piping Option L Left R Right N A with chassis only Voltage 0 208 230 60 1 2 265 60 1 Unit Control 1 CCM 2 Versatec 4 FX1
3. lg Bu 8 Power Supply 208 23060 1 Motor ES Ground 265 27760 1 T Lug Tat 47 G 151 D 182 O Red Bk Handi Box vid White zi E p fi l 2 T Fan Speed Switch EHC ec 12 u High Black TAN Red Black BLUE Blue 240V Black Black ZIN NOTE 1 Yelow 33 Red208V Black 34 asta Black 131 Black 6 leck 121 Transformer eee BikWht 36 PB1 Yellow 05 Mole Green 37 h Plug o a h E 36 PC Yellow rliro MEHS Molex Brom 1 009 9 Lo Puig O O Brown 2 5 E E 24VAC 28 gt white 6 3 Red 20 R WqtBlu 6 24V a San 008 DA Black 1 wo L NOTE 3 mu au im G 5 t You 8 NOTE 4 3 007 Ac 2 m 2 Blunt 10 B3 TITI m m T 5 0 c b OrgBck 11 35 250 9 rm Rev Vave 2 OrgMht 12 WEER 9 LE 006 3 Comp Q so ME Black 38TITT 12 Y1 oe fo 2 Setpoint Shift Z ae vx 55 2 27 D TIT c c b AIC 47 PWM Com 1 Black 111 v Room Sensor 7 At TT TjPWMI RS o 1 AN E cob pa ee F Temp 2 1 prar Com 2 Joh FX 10 White Bk
4. Figure 2 CONSOLE CABINET CONSOLE CHASSIS WATER CONNECTIONS FUSED ELECTRICAL DISCONNECT OPTIONAL ELECTRICAL 24V ACCESSORY JUNCTION BOX 5 x 8 AREA APPOX 1 2 FROM EDGE OF CHASSIS Bb 3 FROM FLOOR w TARGET AREA FOR WALL A TARGET AREA FOR FLOOR PENETRATION CONDENSATE DRAIN LOCATION CABINET EXTENDS TO THIS POINT 5 x 8 AREA APPOX 1 2 FROM EDGE OF CHASSIS 1 FROM FRONT EDGE OF CABINET ENVISION CONSOLE INSTALLATION MANUAL Installation Steps cont Step 5 Provide Line Voltage Wiring Check unit data plate located on control side of chassis for ampacity and fuse size Remove electrical knockouts from chassis backplate Run line voltage wiring through knockout and secure wiring to backplate or disconnect Step 6 Chassis Installation Level and secure backplate to wall Position the chassis against back plate Drive 2 screws through holes in lip of backplate into top flange of chassis Step 7 Final Electrical Connection Install flexible electrical conduit between the backplate or electrical disconnect and the unit mounted junction box Make final wiring connections in disconnect and junction box taking care to replace all covers when done Wiring must conform to NEC and or all local codes Refer to Electrical Data NOTE It is necessary to make final wiring connections prior to securing un
5. Present_Value WEHHHHHHHHHHE Emergency Override Present Value Emergency Override Input Read Write Present Value WEHHHHHHHHHHE Fan Cmd Status Present Value Fan Output Status Read Only Present Value WEHHHHHHHHHHE Accessory 2 Output Present Value Accessory 2 Output Status Read Only Present_Value WFHHHHHHHHHHE Accessory 1 Output Present Value Accessory 1 Output Status Read Only Present_Value WE Alarm Status Present Value Alarm Output Status Read Only Multistate Output Present_Value WEFHHHHHHHHHHE Alarm Reset Present Value Alarm Reset Input Read Write Multistate Output Present_Value WEFHHHHHHHHHEHE Fan Command G Present_Value Network equivelant of a thermostatic G call Write Multistate Output Present_Value WE HHH Compressor Cmd Y1 Present Value Network equivelant of a thermostatic Y1 call Write Multistate Output Present_Value WE Compressor Cmd Y2 Present_Value Network equivelant of a thermostatic 2 call Write ajoon gt Present_Value WE Reversing Valve Present Value Reversing Valve Output Status Read Only Occupancy Supervisory Scheduler Command Input Read Write Compressor Fan Proving Switch Status Read Only Present_Value WE HHH Dirty Filter BI 12 P
6. av Fan Mode Sw Black 12 Heat 4 Red 17 Continuous White 18 Black 22 Violet 5 o 1 1 3 e al Viet 4 TUS Ti Black ON Black 2 Yellow 13 T4 e 4 T4 Orange 14 RV Orange 21 Bik Wht 24 OFF T5 2 e pe Not Used m g T6 16 melt 86 2 2 BlueMht 05 24 5 Ne ae 4 V Accessory Damper 4 18 Shutdown Motor ZTS B Cool 4 3 R IS 4 6 ES Red 16 Yellow 13 Factory low voltage wiring Factory line voltage wiring Field low voltage wiring Field line voltage wiring Quick connect terminal Wire nut Compressor Contactor DT Damper Terminal Block FS Freeze Sensing Device HP High Pressure Switch LP Low Pressure Switch PB Power Block RB Blower Relay RV Reversing Valve Coil ST Entering Air Temperature Sensor Field wire lug Earth Ground Relay Contacts NO N C Polarized connector 20 Switch High Pressure Notes 1 Switch Red and Blue wires for208 volt Switch Low Pressure operation 2 Terminal C of 24 V PB is used as L Relay coil output for Brown wire3 for Lockout 3 Optional field installed freeze sensing Capacitor Thermistor Temperature Switch ice 6 10 08 ENVISION CONSOLE INSTALLATION MANUAL Wiring Schematic CCM w EH ELECTRONIC THERMOSTAT N
7. J 4 3 ENVISION CONSOLE INSTALLATION MANUAL Dimensional Data Extended Slope Top Cabinet NCEO9 18 RIGHT RETURN TOP DETAIL TWIST EXTENDED X BACK AND FORTH UNTIL FRONT L A d TAB BREAKS OFF pes ONLY BREAK OFF TAB SAME SIDE AS GRILLE LID AS SHOWN REMOVE PLASTIC STRIP FROM BROKEN TAB AND REPLACE ON BROKEN EDGE OF LEG AS SHOWN Overall Cabinet Cabinet Configuration a E Grille Lid Width D Grille Grille Length Width DETAIL B TWIST EXTENDED BACK AND FORTH UNTIL TAB BREAKS OFF I me odi ONLY BREAK OFF JZ x TAB SAME SIDE AS GRILLE LID AS SHOWN 4 REMOVE PLASTIC STRIP FROM BROKEN TAB AND REPLACE ON BROKEN EDGE OF LEG AS SHOWN in 50 0 12 6 29 1 35 0 6 1 24 49 1 120 43 e na a mo se fanas mo 13971 32 0 73 9 23 4 88 9 156 6 4 1374 29 8 10 9 ENVISION CONSOLE INSTALLATION MANUAL Dimensional Data Right Return Controls Detail CONTROL PANEL REMOVE FOR ACCESS TO CONTROL BOX FAN OPTION SWITCH ELECTRIC HEAT MODE NORMAL BOILERLESS SWITCH OPTIONAL DAMPER ON OFF SWITCH COMPRESSOR ACCESS PANEL REMOVED FOR CLARITY BOTH SIDES OPTIONAL BACK PLATE REQUIRED FOR DAMPER INSTALLATION OUTSIDE AIR DAMPER OPT
8. Normal or Input display mode activated Air Flow Not used Status Not used DHW Limit Not used Not Used HWD 9102 in the On position Off position On position Flashing Status light indicates microprocessor is functioning properly Solid on indicates a microprocessor malfunction 22 Wiring Schematic ENVISION CONSOLE INSTALLATION MANUAL VERSATEC CONTROL EH amp REMOTE WALL THERMOSTAT Schematic A 208 230 265 60 1 Black Compressor PSC Fan N E Motor Wit ej Un ower Supply g ge d 182 care 208230 BO t or x EUN Ground 265 2770 Ca r Red Bk DEG White White Handi Box Tan 36 H T das EH 2 Fan Speed ism gi uk Switch Reago ees Biue 40 Tan 41 High Low Black 31 Red 82 Black 25 Transformer Black Com Fo Black27 NOTE 5 2 Blue 265V Red 20V Blue 230V Yelow DAMPER MODE ze Black 22 Orange 21 oz
9. Read shows the in alarm out of alarm status Inactive Off Active On ENVISION CONSOLE INSTALLATION MANUAL Envision Console Controls BACnet Variables 3 9 3 10 BOS Output Read shows the 5 electric heat output value Inactive Off Active On 9 Output Read shows the 9 output value Inactive Off Active On Multistate Input Type 13 13 1 13 2 Effective Occupancy Read show the prevailing occupancy status of the heatopump1 Occupied 2 Unoccupied 3 Bypass 255 Invalid Mode Status Read Shows unit status as Auto or Shutdown 1 Auto 7 Shutdown Multistate Output Type 14 14 1 14 2 14 3 14 4 14 5 14 6 14 7 14 8 14 9 14 10 Occupancy Command Write Control the occupancy mode of the heatpump 1 Occupied 2 Unoccupied 3 Bypass 255 Invalid Fan Command G Write allows a network command equivalent of a thermostatic G call Compressor Cmd Y1 Write allows a network command equivalent of a thermostatic call Compressor Cmd Y2 Write allows a network command equivalent of a thermostatic Y2 call Reversing Viv Write allows a network command equivalent of a thermostatic O call Emergency Overide Write provide rapid shutdown of the heatpump for fire etc 1 Normal 5 Shutdown Alarm Reset Write Reset lock out manual reset alarms Alarm conditions must be cleared before a reset can
10. i Green LOCKOUT L Requires common SIGNAL Brown connections or 24 i VAC for activation sl SHUTDOWN H Blue 1 NIGHT X2 SETBACK Violet 1 X1 LOAD SHED H Pink 1 w2 1 Auxiliary Heat Ratings Rated Voltage Voltage Min Max Motor x FLA 208 60 197254 300 069 1442 5 20 230 60 1 197 254 069 1595 66 28 25 Always refer to unit name plate data prior to installation Total Min Unit Circuit FLA 1 P 208 60 1 197 254 2000 ENVISION CONSOLE INSTALLATION MANUAL Unit Electrical Data Rated Voltage Compressor poh eae ee ma ira FLA FLA 208 Ls OR 197 253 _ 2222 na as 208 250 60 1 Za e EMINET eseon 2362292 ne 1 208 230 60 1 2 238 292 na HACR circuit breaker in USA only 4 8 08 RLA determine per UL1995 test procedure and not from compressor rating Fan Performance Data CFM Low Speed High Speed Factory settings are in Bold Air flow values are with dry coil and standard filter For wet coil performance first calculate the face velocity of the air coil Face Velocity fpm Airflow cfm Face Area sq ft Then for velocities of 200 fom reduce the static capability by 0 03 in wg 300 fom by 0 08 in wg 400 fom by O 12in wg and 500 fpm by 0 16 in wg ENVISION CONSOLE IN
11. F CmpCmd Status OFF Occ Clg Setpt ROLE PROFXENV XX Y1 Input OFF Eff Clg Setpt 70 0 F Cmp Capacity OFF Occ Htg Setpt 69 9 F 3 8 07 Y2 Input OFF Eff Htg Setpt 66 0 F Rev Valve Heat Unocc Clg 84 0 F G Input OFF Water Coil 77 8 F X1 Output OFF Unocc Htg 60 0 F O Input OFF Low WC Limit 30 0 F X2 Output OFF DeHumSetpt 0 Occ Input Occ Humidity 56 7 RH PWMOut 98 SensorSelect 2 WarmCool Al 14 6 5 OFF Condensate NML WarmCoolAdj 0 2 Bog OFF Emg Input Run AO2 Output 0 Lo Press ON Hi Press ON Rndm Tmr 0 BI 4 Input OFF 33 ENVISION CONSOLE INSTALLATION MANUAL Envision Console Controls MUI Menu Navigation for Single Compressor Envision Water to Air Maint LOG_IN REQUIRED User lt maint gt Maintenance Code 5667 MinClgSetpt 60 0 F MaxHtgSetpt 89 9 F W Coil LoLim1 30 0 F W Coil LoLim2 15 0 F TmpOccTime 120 min Rev Viv Default Heating 5 Mode Network CompStrtDly 90 sec SpaceT Offset 1 DehumEnaDis Dis Acc1 Action On Comp Acc2 Action On Fan Alarms Alm History ALARM SUMMARY Events lHigh Pressure Condensate 0 Hi Pressure 0 Low Pressure 0 Low Temp 0 Bad Sensor 0 ECM SW1 OFF SW2 OFF SW3 ON Press right arrow key SWA OFF one time from SW5 OFF Maintenance Menu swe OFF 5 7 ON Sw8 OFF SW10 ON SW11 OFF SW12 OFF No more than three Speeds should be ON a
12. This feature is available for either unit mounted controls or optional remote wall mounted thermostat A 9 pin low voltage terminal strip provides all necessary terminals for the wall mounted thermostat Startup The unit will not operate until all the inputs and safety controls are checked for normal operating conditions Fault Retry All faults are retried twice before finally locking the unit out to prevent nuisance service calls Component Sequencing Delays Components are sequenced and delayed for optimum unit performance Short Cycle Protection and Random Start The control allows a minimum on or off time of 5 minutes for short cycle protection A random time delay of O to 30 seconds is generated after each power up to prevent simultaneous start up of all units within a building after the release from an unoccupied cycle or power loss Night Setback A grounded signal to common or connecting 24 VAC to the NS terminal will initiate the night setback mode Load Shed A grounded signal to common or connecting 24 VAC to the LS terminal places the controller into the load shed mode The compressor will become disabled and the fan will start upon a thermostat call for heating or cooling Emergency Shutdown A grounded signal to common or connecting 24 VAC to the ES terminal places the controller into the emergency shutdown mode The compressor and fan operation are suspended while in the emergency shutdown mode Condensate Ove
13. ae l b P 58 d BLOWER ACCESS PANEL COMPRESSOR ACCESS PANEL 4 3 8 e 1 N 4 32 103 e s 453 FILTER 1175 WATER OUT 1 2 WATER IN 1 2 FPT 25 64 1 298 d 9 120 30 5 CONDENSATE DRAIN CONNECTION 48 25 226 33 0 838 J N n dil H 162 41 O 2 ks NZ OPTIONAL BACK PLATE O 7 9 25 80 655 20 0 50 8 120178 159 29 9 35 3 1238 AERE e 4 30 9 ENS im 9 por 54 275 083 03 7 Go 0 83 _DAMPER OPENING COMPRESSOR ACCESS PANEL ENVISION CONSOLE INSTALLATION MANUAL Dimensional Data Left Return Controls Detail COMPRESSOR ACCESS PANEL REMOVED FOR CLARITY BOTH SIDES CONTROL PANEL REMOVE FOR ACCESS TO CONTROL BOX FAN OPTION SWITCH 57 DAMPER ON OFF SWITCH N ELECTRIC HEAT MODE NORMAL BOILERLESS SWITCH OPTIONAL OPTIONAL BACK PLATE REQUIRED FOR DAMPER INSTALLATION OUTSIDE AIR DAMPER OPTION FIELD INSTALLED LOW VOLTAGE TERMINALS FX10 amp REMOTE WALL STAT OPTIONS ONLY OPTIONAL FUSED NON FUSED DISCONNECT OPTIONAL BALL VALVES OPTIONAL HOSE KITS 10 OPTIONAL ELECTRI
14. nviSetpoint nvoHtgFrzPro1Tmp nvoHtgFrzSetpt nvoPWMOut nvoECMOvrd nvoHumidity 66 nviAO2 nvoAO2 nciBypassTims 1 nvoEffectOccup 2 BD 4 nvEmergOveride 5 JnvoFanStatus 6 jnvoAccStatus j 7 WVStatus BD 8 nvoAlarmStatus 12 nviAlarmReset J 13 nviFanSpeedCmd State BD 14 nviComprEnable State BD 46 nmiY2HiSpeed State 18 nvoRViStatus BD 2 nviOccSchedule Current s BD 25 nvoCompFanProv 24 J nvoiryFitter 26 nvoComp2Status 42 niBO5 41 09 47 85 48 noB09 BD 44 nviDehumEna State Point Description Occupied Cooling Setpoint Input Read Write Standby Cooling Setpoint Input Read Write Unoccupied Cooling Setpoint Input Read Write Occupied Heating Setpoint Input Read Write Standby Heating Setpoint Input Read Write Unoccupied Heating Setpoint Input Read Write Minimum Cooling Setpoint Input Read Write Maximum Heating Setpoint Input Read Write Space or Zone Temperature Value Read Only Discharge Air Temp Field Supplied Only Read Only Effective Cooling Setpoint Value Read Only Space or Zone Temperature Value Override Write Effective Heating Setpoint Value Read Only Dehumidification Setpoint Read Write Heating Freeze Protection Temperature Setpoint Value Read Write Heating Freeze Protection
15. DRAIN CONNECTION t 48 25 226 33 0 858 gl _ ia i n jo m 9 162 71 OPTIONAL BACK PLATE O 6 25 80 65 5 i 20 0 50 8 13 90 1 78 1218 35 3 29 9 30 9 b 4 60 k el n od 9 0 83 DAMPER L 550 COMPRESSOR 2 1 4 0 ACCESS PANEL ENVISION CONSOLE INSTALLATION MANUAL Installation Steps Step 1 Unpack Equipment and Inspect for Damage Step 2 Determine Equipment Location Choose level flooring surface Correctable with shims Do not pitch towards drain Location of wall support and fasteners required to secure chassis backplate Easy access for both installation and service Consider availability and ease of wiring water piping and condensate drain Noobstructions to block airflow in front of the unit Step 3 Mark Unit Position Ensure that floor is level If shims are required make sure that the entire compressor compartment area is uniformly shimmed and that the backplate mounting height is increased by the thickness of the shims used Position backplate in desired equipment location To further reduce the operating sound level of the unit 1 8 inch thick rubber matting may be placed under the chassis to eliminate vibration on hard flooring surfaces Make sure back plate is level Mark and cut floor or wall penetrations for electrical wir
16. MPT Insert the con nectors by hand then tighten the fitting with a wrench to provide a leakproof joint When connecting to an open loop groundwater system thread any copper MPT fitting into the connector and tighten in the same manner as described above Refrigerant Systems To maintain sealed circuit integrity do not install service gauges unless unit opertion appears abnormal Compare the change in temperature on the air side as well as the wa ter side to the Unit Operating Parameters tables If the unit s performance is not within the ranges listed and the airflow and water flow are known to be correct gauges should then be installed and superheat and subcooling numbers calculated If superheat and subcooling are outside recom mended ranges an adjustment to therefrigerant charge may be necessary ENVISION CONSOLE INSTALLATION MANUAL Dimensional Data Flat Top Cabinet NCWO9 18 ety DETAIL B TWIST EXTENDED BACK AND FORTH UNTIL TAB BREAKS OFF ONLY BREAK OFF TAB SAME SIDE AS GRILLE LID AS SHOWN REMOVE PLASTIC STRIP FROM BROKEN TAB AND REPLACE ON BROKEN EDGE OF LEG AS SHOWN Flat Top Configuration FILTER BRACKET TOP D E H p FRONT Overall Cabinet B C Depth Height A Width in 45 0 cm 114 3 45 18 in 50 0 cm
17. There will be a total of 12 speeds selectable with only three being selected at any one time The lowest numbered speed selection set to ON will select the low speed fan setting the middle selection set to ON will select the medium speed fan setting and the highest selection set to ON will select the high speed fan setting If all selections are set to OFF the software shall select speed setting 10 for low speed 11 for medium speed and will select soeed setting 12 for high speed If only one selection is set to ON that selection will set the low speed fan setting the medium speed setting will be 11 and the high speed setting will be speed 12 The maximum low speed setting will be speed 10 and the minimum high speed setting will be speed 3 In addition there is a low limit setting in the software to prevent the ECM2 fan speed from being set below acceptable limits for each unit size ECM2 Fan air flow Soft Switch Settings A set of 12 soft switches accessible through the user interface or building automation system are used to select the three fan speed settings for the ECM2 fan motor The 12 soft switches work in exactly the same way as the hardware switches used on the Premier control Refer to Fan Performance Data ECM2 Motor for proper settings No more than three soft switches may be set to the ON position The first ON switch the lowest number switch determines the low speed fan setting The second
18. 127 0 10 8 27 3 12 3 31 1 25 7 65 2 25 7 65 2 DETAIL B gt TWIST EXTENDED TAB BACK AND FORTH UNTIL TAB BREAKS OFF ONLY BREAK OFF V TAB SAME SIDE AS N GRILLE LID AS SHOWN REMOVE PLASTIC STRIP FROM BROKEN TAB AND REPLACE ON BROKEN EDGE OF LEG AS SHOWN Length Width 9 2 35 0 6 1 2 3 9 2 35 0 6 1 3 3 49 1 124 7 44 1 10 3 43 112 0 26 0 10 9 11 8 43 29 8 10 9 ENVISION CONSOLE INSTALLATION MANUAL Dimensional Data Slope Top Cabinet NCSO9 18 RIGHT RETURN 7 FILTER BRACKET A DETAIL TAB SAME SIDE AS GRILLE LID AS SHOWN REMOVE PLASTIC STRIP FROM BROKEN TAB AND REPLACE ON BROKEN EDGE OF LEG AS SHOWN Slope Top Configuration in 450 41 1 286 92 cm 114 3 28 2 726 234 in 50011261 291 92 TOP LEFT RETURN DETAIL B TWIST EXTENDED TAB i TWIST EXTENDED TAB J BACK AND FORTH UNTIL H BACK AND FORTH UNTIL Sw TAB BREAKS OFF TAB BREAKS OFF PTL ONLY BREAK OFF I SN FRONT s SN GRILLE LID AS SHOWN REMOVE PLASTIC STRIP FROM BROKEN TAB AND REPLACE ON BROKEN EDGE OF LEG AS SHOWN c p E F 6 Width Depth Height Grille Lid Length Width 35 0 88 9 35 0 88 9 6 1 2 8 44 1 15 6 7 2 1120 6 1 2 5 49 1 15 6 64 1247 11 8 298 10 3 4 3 26 0
19. A delay of 1 to 120 seconds is generated after each power up to prevent simultaneous startup of all units within a building after the release from an unoccupied cycle or power loss Emergency Shutdown A field applied dry contact can be used to place the con trol into emergency shutdown mode During this mode all outputs on the board are disabled Water Coil Low Temperature Freeze Sensing Limit Field selectable for 15 or 30 F 9 or 1 C Installation Options Standalone controlled by standard room thermostat Standalone with a Zone Temperature Sensor must have user interface to change set points beyond the allowed 5 F Integrated into BAS by adding communication module Accessory Outputs Quantity 2 One cycled with fan other with compressor User Interface 4 x 20 backlit LCD 4 b Optional Plug in Communication Modules compatible with standard BAS protocols Open 2 LonTalk BACnet MS TP 19 200 Baud rate Display Requires DLI Card Kit Up to 2 displays either 1 local and 1 remote or 2 remote A 2 display configuration requires identical displays Local display can be up to 3 meters from the controller power supply and data communica tion Remote display can be up to 300 meters from the controller Remote display must be independently powered with data communication done via 3 pole shielded cable 28 ENVISION CONSOLE INSTALLATION MANUAL Envision Console Contro
20. Control can be used for additional setup or servicing Program customization is possible This control is suited for both single and dual capacity compressors as well as PSC and ECM fan motors FX10 Control functions as both unitary heat pump control and DDC communica tion therefore detail operational and fault information is available to BAS Other features are same as FX10 with addition of Johnson Controls N2 compat ibility FX10 Control functions as both unitary heat pump control and DDC communica tion therefore detail operational and fault information is available to BAS Other features are same as FX10 with addition of LonWorks compatibility FX10 Control functions as both unitary heat pump control and DDC communica tion therefore detail operational and fault information is available to BAS Other features are same as FX10 with addition of BACnet compatibility unit mounted thermostat and switches Features of the standard control are Easy to understand color coded thermostat adjustment markings Large rocker type mode and fan switches Residential and commercial applications requiring minimal but reliable controls Includes Random Start High and low pressure Switches and auto changeover capability Residential and commercial applications requiring more controls features than CCM and Includes Random Start High and low pressure switches auto changeover capability emergency shutdown ES night
21. ET i Wht Black 29 Red 30 208 230 265 60 1 dii Compressor Unit Power Supply Ground 208230601 or Lug 2652711601 Brown 26 ae Red 02 Factory low voltage wiring Factory line voltage wiring Field low voltage wiring Field line voltage wiring Quick connect terminal Wire nut AQ Aquastat CC Compressor Contactor DT Damper Terminal Block E1 Electric Heat Relay Electric Heat Contactor FS Freeze Sensing Device HP High Pressure Switch LP Low Pressure Switch PB Power Block RB Blower Relay RV Reversing Valve Coil ST Entering Air Temperature Sensor HP Field wire lug Sutch Hgn Pressure Earth Ground OO Switch Low Pressure op Relay ofo Capacitor e Relay Contacts NO NC Polarized connector Thermistor ol O Temperature Switch Black 4 2 NOTE Red High Blue 208V 230V A 5 265V
22. Heating Freeze Sensing Temperature Value Read Only Present Value WFHHHHHHHHHHE Low Temp Limit Present Value Heating Freeze Sensing Temperature Setpoint Value Read Only Present Value WEFHHHHHHHHHHE Alarms Enumerated Present Value Alarms Enumerated 0 alarms 1 condensate alarm 2 Compressor Hi Discharge Pressure alarm 3 Compressor low Suction Pressure alarm 4 Freeze sensing alarm 8 Faulty Freeze Sensor alarm 9 Loss of Charge Read Only Present_Value WE HHH Cmd Output Present Value ECM PWM Control signal value Read Only Present_Value WFHHHHHHHHHHEECM Fan Ovrd Present Value ECM PWM Control signal Override Read Write Present Value WFHHHHHHHHHHE Space Humidity Present Value Space Humidity value Read Only o Present_Value WFHHHHHHHHHHEAO2 Override Present Value Spare PWM Output AO2 Command Write o Present Value WEFHHHHHHHHHHEAO2 Value Present Value Spare PWM Output AO2 Value Read Only Analog Value Present_Value WE Temporary Occ Time Present_Value Temporary Occupancy Time Period Input Read Write Multistate Input Present_Value WFHHHHHHHHHHE Effective Occupancy Present Value Effective Occupancy State Read Only Multistate Output Present Value WEFHHHHHHHHHEHE Occupancy Command Present Value Occupancy Override Command Input Read Write Multistate Output
23. Lon and BACnet MS TP 19 200 Baud rate The most unique feature is integrating the FX10 into the Envision series as both the heat pump and DDC controller providing both a cost advantage and providing features not typically found on WLHP controls This integration allows heat pump monitoring sensors status and service diagnosis faults to be communicated thru the DDC direct to the building automation system BAS giving building supervisors detailed and accurate information on every piece of equipment without removing an access panel FX10 Advanced Control Overview The Johnson Controls FX10 board is specifically designed for commercial heat pumps and provides control of the entire unit as well as input ports for Open N2 LonTalk BACnet MS TP 19 200 Baud rate communication protocols as well as an input port for a user interface The user interface is an accessory item that can be used to aid in diagnostics and unit setup A 16 pin low voltage terminal board provides terminals for common field connections The FX10 Control provides Operational sequencing High and low pressure switch monitoring General lockout Water Coil Low Temperature Freeze Sensing Condensate overflow sensing Lockout mode control Emergency shutdown mode Random start and short cycle protection Short Cycle Protection Allows a minimum compressor off time of four minutes and a minimum on time of two minutes Random Start
24. Quick connect terminal HP High Pressure Switch LP Low Pressure Switch A Wre nut Open Jumper GO MEHS Manual EH Switch gt Condensate Overflow OS Occupied Switch 3c i ir RB Blower Power L1 Field wire lug Closed Jumper RV Reversing Valve s Terminal Block Ground 24 6 10 08 ENVISION CONSOLE INSTALLATION MANUAL Envision Console Controls General Description Application Display Interface Thermostat Options CCM Control FX10 w 2 Standard CCM Control Features Compressor control module CCM controls are standard on the Envision console heat pump This control features The CCM Compressor control module is a more reliable replacement for electro mechanical control applications It features a small microprocessor board that handles the lockout function of the unit A second microporcessor handles the unit mounted thermostat for maintaining accurate room temperature The Versatec Control is a microprocessor based board that adds the features of emergency shutdown ES night setback NS water freeze sensing FS Load Shed LS and condensate overflow CO The Versatec Control also features Optional Field servicing LED s for mode Fault and diagnostic indication The FX10 microprocessor control is self contained control featuring LP LOC HP LWT and condensate overflow fault modes can be displayed on BAS System Optional handheld Medium User Interface MUI
25. Temperature Setpoint Value Read Write 1st Stage Compressor Heating Output Read Only 1st Stage Compressor Cooling Output Read Only Fan Output Read Only Unit Mode of Operation Read Only Unit Alarm mode Read Only Heating Cooling Prop Band Input Read Write Warm Cool Adjust Span Read Write Warm Cool Adjust Offset Value Read Write Space or Zone Temperature Sensor Calibration Input Read Write General Setpoint Input Read Write Heating Freeze Sensing Temperature Value Read Only Heating Freeze Sensing Temperature Setpoint Value Read Only Alarms Enumerated 0 alarms 1 condensate alarm 2 Compressor Hi Discharge Pressure alarm 3 Compressor low Suction Pressure alarm 4 Freeze sensing alarm 8 Faulty Freeze Sensor alarm 9 Loss of Charge Read Only ECM PWM Control signal value Read Only ECM PWM Control signal Override Read Write Space Humidity value Read Only Spare PWM Output 2 Command Write Spare PWM Output AO2 Value Read Only Temporary Occupancy Time Period Input Read Write Effective Occupancy State Read Only Occupancy Override Command Input Read Write Emergency Override Input Read Write Fan Output Status Read Only Accessory 2 Output Status Read Only Accessory 1 Output Status Read Only Alarm Output Status Read Only Alarm Reset Input Read Write Network equivelant of a thermostatic G call Write Network equivelant of a thermostatic 1 call Write Netw
26. disposed of in various ways depending on local codes i e recharge well storm sewer drain field adjacent stream or pond etc Most local codes forbid the use of sanitary sewer for disposal Consult your local building and zoning departments to assure compliance in your area Note For open loop groundwater systems or systems that do not contain an antifreeze solution set SW1 Switch 2 to the WELL position Refer to the Dip Switch Field Selection table Slow opening closing solenoid valves type VM are recom mended to eliminate water hammer Water Quality In ground water situations where scaling could be heavy or where biological growth such as iron bacteria will be present a closed loop system is recommended The heat exchanger coils in ground water systems may over a period of time lose heat exchange capabilities due to a buildup of mineral deposits inside These can be cleaned but only by a qualified service mechanic as special solutions and pumping equipment are required Desuperheater coils can likewise become scaled and possibly plugged In areas with extremely hard water the owner should be informed that the heat exchanger may require occasional flushing Units with cupronickel heat exchangers are recommended for open loop applications due to the increased resistance to build up and corrosion along with reduced wear caused by acid cleaning Material Popper O 90 10 Cupro Nickel _ Scaling Calcium and Magnesium Carbon
27. for 90 seconds after the control receives a call to start the compressor This delay is adjustable from 30 300 seconds over a BAS or a MUI If the control is in test mode the Compressor Fixed On Delay Timer will be shortened to 5 seconds Compressor Minimum On Delay The compressor minimum on delay will ensure that the compressor output is enabled for a minimum of 2 minute each time the compressor output is enabled This will ap ply in every instance except in the event the high pressure switch is tripped or emergency shutdown then the com pressor output will be disable immediately Compressor Short Cycle Delay Time The compressor short cycle time delay will ensure that the compressor output will not be enabled for a minimum of 5 minutes after it is disabled This allows for the system refrigerant pressures to equalize after the compressor is disabled Heating Cycle On call for heating the blower enable output and acces sory output 2 will turn on immediately after the random start delay timer has been satisfied If the compressor short cycle time delay has been satisfied the compressor will turn on after the blower enable and accessory output 2 are on and the fixed compressor start delay timers have been satisfied Auxiliary heat output can be controlled over the BAS Set Point Control Mode In set point control mode the reversing valve output will be disabled As the temperature drops below the heating set point an
28. functions of cleaning coils and clean ing and replacing filters All other operations should be performed by trained service personnel When working on heating and air conditioning equipment observe precau tions in the literature tags and labels attached to the unit and other safety precautions that may apply Follow all safety codes Wear safety glasses and work gloves Use a quenching cloth for brazing operations and have a fire extinguisher available Moving and Storage Move units in the normal up orientation Do not stack units When the equipment is received all items should be carefully checked against the bill of lading to be sure all crates and cartons have been received Examine units for shipping damage removing the units from the packag ing if necessary Units in question should also be internally inspected If any damage is noted the carrier should make the proper notation on the delivery receipt acknowledging the damage Water Piping The proper water flow must be provided to each unit when ever the unit operates To assure proper flow use pressure temperature ports to determine the flow rate These ports should be located at the supply and return water connec tions on the unit The proper flow rate cannot be accurately set without measuring the water pressure drop through the refrigerant to water heat exchanger All source water connections on commercial units are fit tings that accept a male pipe thread
29. heat operation in the Heat Cool mode is subject to the setting of the internally mounted mode switch The optional factory installed electric heat will operate when the internally mounted mode switch is in the Emergency Heat mode In the Heat mode a call for heating energizes the fan and electric heater contactor energizing the electric heat elements and fan which will run until the thermostat is satisfied When the internally mounted mode switch is in the Normal Boilerless mode the unit operates in its normal Heat Cool operation unless there is an aquastat controller When the normally open circuit of the aquastat closes and the unit is in the heating mode it will switch to the Emergency Heat condition until the thermostat is satisfied or the aquastat opens restarting the compressor If either the low or high pressure safety switches are opened the compressor and reversing valve are disabled by the lockout relay Unit operation will resume only after the voltage to the unit is interrupted or the mode switch is placed in the Off position If the electric heat limit switches are opened the electric heat is disabled Optional Versatec Microprocessor Control Features The Versatec microprocessor board provides control of the entire unit as well as outputs for status modes faults and diagnostics The control system is a microprocessor based control board that is located in the unit control box
30. lip of the cabinet hooks over the tabs provided on the backplate Secure cabinet to chassis with mounting screws provided Step 11 Perform Final Unit Check Measure the pressure drop across the water coil and monitor water or air temperatures in both heating and cooling modes The measured values should fall within the acceptable ranges shown in the Startup Performance table ENVISION CONSOLE INSTALLATION MANUAL Installation Steps cont Field Converting Console Chassis is normally configured with controls on right end and piping on left end see Figure 3 top view In this position panel number 1 would be positioned against wall or back plate Unit may also be turned 180 against wall or back plate In this position controls will be on left end and piping on right end panel number 2 would be positioned against wall or back plate Chassis must be enclosed with an approved cabinet enclosure Figure 3 10 Top view Side view 3 Remove 4 screws from front kick panel cabinet Remove cabinet from chassis by lifting and sliding cabinet straight up Remove grille assembly from cabinet by removing 4 screws from brackets located on the bottom of the grille and door assemblies Replace grille door assemblies into cabinet repositioning pieces 1 2 and 3 into the locations directly opposite the original positions Secure by replacing mounting brackets Note Be sure th
31. setback NS load shed LS water freeze sensing FS and condensate overflow CO Commercial applications using sin gle and dual capacity compressors with either PSC or ECM fan motors Also suitable for multi compressor products Cannot be integrated with centralized building automation Systems Software can be custom ized for specific projects Same as FX10 with Johnson Controls N2 BAS compatibility Same as FX10 with LonWorks BAS compatibility Same as FX10 with BACnet BAS compatibility Due to communication speed no more than 40 units should be connected to a single trunk of the network Dial thermostat with Hi and Low fan speeds and auto changeover or cont fan selection switches Optional field servicing LED board for mode fault and diagnostic indication Optional Medium User Interface MUI can be used as a field service tool Optional Medium User Interface MUI can be used as a field service tool Optional Medium User Interface MUI can be used as a field service tool Optional Medium User Inter face MUI can be mounted or used as a field service tool Unit Mounted Digital Dial Thermostat Remote Mounted Standard Thermostat None Unit Mounted Digital Dial Thermostat Remote Mounted Standard Thermostat Standalone Unit Mounted Digital Dial Sensor Remote Mounted Standard Thermostat Remote Mounted Sensor Johnson Unit Mounted Digital Controls Dial Sensor N2 network Re
32. to the non fused electrical disconnect The fused disconnect is available in five models with equipment rated fuses to provide addi tional circuit protection The fuses are panel mounted to allow easy inspection and removal without removing the cover on the disconnect CFD 10 10 rated fuse 12 12 amp rated fuse CFD 15 15 amp rated fuse CFD 20 20 amp rated fuse CFD 25 25 rated fuse Motorized Outside Air Damper A field installed motorized outside air damper is available to allow the introduction of fresh air into the conditioned space through an outside vent The damper motor is pow ered by 24 volts with a spring close design in the event of a power failure The damper blade and housing are con structed of aluminum for corrosion resistance and the blade includes a neoprene gasket to prevent air infiltration during off cycles The damper assembly is installed on the optional chassis back plate and a two wire low voltage connection simplifies wiring A concealed chassis mounted rocker switch allows the damper to be disabled Hydronic Loop Controller for Boiler Tower Installations The hydronic loop controller is a microprocessor based control panel for control of water loop heat rejector tower heat supplier boiler and or water well pumps and circula tion pumps Includes audible and visual alarms temperature indication and add on options of low switches remote alarm sensor wells and pump alt
33. with all air X Supply Runout vents open After filling vents should be closed The contractor should start the main circulator with the pressure reduc ing valve makeup open Vents should be checked in sequence to bleed off any trapped air and to verify circulation through all components of the system Nc Runouts Initially Connected Together As water circulates through the system the contractor should check and repair any leaks found in the piping system Drain s at the lowest point s in the system should be opened for initial flush and blowdown making sure water fill valves are set at the same rate Check the pressure gauge at the pump suction and manually adjust the make up water valve to hold the same posi tive pressure both before and after opening the drain valves Flushing should continue for at least two hours or longer if required until drain water is clean and clear Mains Rubber Hose The supplemental heater and or circulator pump if used should be shut off All drains and vents should be opened to completely drain the system Short circuited supply and return runouts should now be connected to the unit supply and return connections Refill the system with clean water Test the system water for acidity and treat as required to leave the water slightly alkaline pH 7 5 to 8 5 The specified percentage of antifreeze may also be added at this t
34. 0 std no communication only w t stat control option 2 5 FX10 w Open 2 Com Card only w t stat control option 2 6 FX10 w Lonworks Com Card only w t stat control option 2 7 FX10 w BacNet Com Card only w t stat control option 2 Thermostat Control 1 Unit mounted t stat 2 Remote wall mounted t stat Vintage A Current Non Standard Option Details SS Standard Option Air Coil Insulation Options 1 Formishield Extended Range 2 Formishield Standard Range 3 No Coating Extended Range 4 No Coating Standard Range Sound Kit None Blanket Auxilliary Electric heat N None C 2 0 kW 09 12 D 3 0 kW 15 18 Motorized Oustide Air Damper Field Installed None Motorized Damper Coax Options C Copper N Cupronickel ENVISION CONSOLE INSTALLATION MANUAL General Installation Information Safety Considerations WARNING Before performing service or main tenance operations on a system turn off main power switches to the indoor unit If applicable turn off the accessory heater power switch Elec trical shock could cause personal injury Installing and servicing heating and air conditioning equipment can be hazardous due to system pressure and electrical components Only trained and qualified service personnel should install repair or service heating and air conditioning equipment Untrained personnel can perform the basic maintenance
35. 6 10 08 ENVISION CONSOLE INSTALLATION MANUAL Wiring Schematic VERSATEC CONTROL EH amp REMOTE WALL THERMOSTAT 208 230 265 60 1 Legend for Schematic A Versatec Logic Board Physical Layout Normal Control Timing Table Blower off delay 30 seconds Compressor on delay 10 seconds Short cycle delay 5 minutes Minimum compressor on time 60 seconds except for fault condition High pressure fault recognition delay Less than 1 second Low pressure fault recognition delay 30 seconds FANCOM sm CC Relay Fan Relay Freeze sensing fault recognition delay 30 seconds Condensate overflow fault recognition delay 30 seconds Low pressure fault bypass delay 2 minutes Freeze sensing fault bypass delay 2 minutes Motorized valve delay 90 seconds Random start dela 0 25 seconds Test Control Timing Table Blower off delay 5 seconds Compressor on delay 2 seconds Short cycle delay 15 seconds Minimum compressor on time 5 seconds except for fault condition High pressure fault recognition delay Less than 1 second Low pressure fault recognition delay 30 seconds Freeze sensing fault recognition delay 30 seconds Condensate overflow fault recognition delay 30 seconds Low pressure fault bypass delay 0 seconds Freeze sensing fault bypass delay 0 seconds Motorized valve delay 90 seconds Random start dela 0 seconds Microprocessor Logic Control 17P529A01
36. B09 Stage 1 Low Pressure BI 3 Network Viewable Input 1 4 2 Fan PWM1 Water Coil Low Temp Limit Set Point BI 5 Network Controlled Output PWM2 Network Viewable Input 2 BI 6 Thermostat Y 1 BI 7 Thermostat Y2 BI 8 Thermostat O Thermostat G Stage 1 High Pressure Compressor Proving XP10 Expansion Card Input Name Input Output Name Output Unused AI 1 BO 1 Unused 12 BO2 Unused Unused BO3 Unused Al4 BO 4 32 ENVISION CONSOLE INSTALLATION MANUAL Envision Console Controls FX10 User Interface MUI Physical Layout Power LED Alarm LED Up Right Arrow Escape ESC Button 4 Return Button LED 8 Left Arro Down Arrow LED 3 On shows Fan running eee oN O9 LED 4 4 Alarm LED Indicates a Lock Out or a bad Freeze Sensor LED 4 On shows Reversing Valve in cool LED 8 Flashing shows unit in Test Mode Power LED Shows FX processor is operational LED 1 Flashing shows Compressor 1 running LED 2 Flashing shows Full Capacity Compressor running MUI Menu Navigation for Single Compressor Envision Water to Air Welcome Info Status Temps Outputs Settings Maint Alarms Alm History Info Status Temps Outputs Settings WFI Run Mode Auto Zone Temp 7 2 nvoF anStatus ON Unit of Measure F Envision Series Eff Occup y Occ Dis Air Temp 51 0
37. Blue Wnt 35 ES Black White Damper 2 7 T pi 2 2e m A Red 19 T R Blue Wht 36 White 34 5 ccG Red 39 Black 37 cl E1 Green 00 Brown 43 2 d k o P2 T Black 47 B Blue 38 6 Black 46 2 Bue 5 ip Blue 44 Browr 43 sw eg ace Gay 62 Of 4 Orange 42 c o RV ile a Tea 9 Orange 1 fest Normal Yek 2 e Loop Wel 105 Vas FS Inputs Normal 4 e Outputs Normal 5 Motorized Valve Normal LO ES NS LS 5825222 2 8 White eto NOTE 1 Black Black FL White White NOTE 3 1 R cfi o G LS X2X1W1 Nojo 4 Terminal Board ca NOTE 2 Factory low voltage wiring Factory line voltage wiring Field low voltage wiring Field line voltage wiring DC voltage PCB traces Internal junction Quick connect terminal Wire nut Field wire lug Ground Relay Contacts N O N C idi Thermistor ML Relay coil 23 Switch High pressure Switch Low pressure Polarized connector Condensate Overflow AQ Aquastat CC Compressor Contactor CO Condensate Overflow DT Damper Terminal Block E1 Electric Heat Relay EH Electric Heat Contactor ES Emergency Shutdown FS Freeze Sensing Device HP High Pressure Switch LP Low Pressure Switch LS Loa
38. C HEAT HANDY BOX FILTER CONDENSATE DRAIN CONNECTION ENVISION CONSOLE INSTALLATION MANUAL Dimensional Data Left Return Chassis Data inches cm NCO9 12 T 37 88 L 28 5 962 _ 938 _ 72 4 23 8 CONTROL PANEL B Inn 4 150 amp 95 r 150 a BLOWER ACCESS PANEL COMPRESSOR ACCESS PANEL H i SI 5 4 37 Y e FILTER 1 10 31 0627 WATER OUT 1 2 150 WATER IN 1 2 99 25 178 643 45 no 279 CONDENSATE DRAIN CONNECTION gt 43 37 162 28 00 717 d 5 b 1 7 2 9 162 41 7 y O O OPTIONAL BACK PLATE e 6 25 65 z 65 1 B 19 83 50 4 7 13 90 925 1203 G53 23 5 305 4 25 P Cg 1 e D 8 x o g 0 66 1 NL DAMPER OPENING 550 L COMPRESSOR 47 14 0 ACCESS PANEL 15 18 42 88 34 0 108 9 86 4 CONTROL PANEL 1 50 3 8 E 1 b o BLOWER ACCESS PANEL COMPRESSOR ACCESS PANEL b i m 4 32 di b d _ FILTER WATER OUT 1 2 FPT 5 100 WATER IN 1 27 25 641 120 30 5 f CONDENSATE
39. ENVISION CONSOLE Geothermal Water Source Heat Pumps R 410A Refrigerant 0 75 1 5 Ton Single Speed Installation Information Water Piping Connections Electrical Startup Procedures Troubleshooting Preventive Maintenance Smarter from the Ground Up ist Fath PeproRMANCE EROR TIFIED ARI Standard 13256 1 usreo IM1609 10 08 Envision Console Installation Manual ENVISION CONSOLE INSTALLATION MANUAL Table of Contents Model Nomenclature 2 22 2 k RR ERRARE RUE Dae 2 3 General Installation Information 4 Dimensional u es tess te wh RE ns E 5 11 Installation Steps 3 d umane an ea ie ee et aC aces Laat ao at 12 15 System Cleaning and 0 16 Open Loop Ground Water Systems 17 Electrical Connections osea IR Ae Rate a eR ce eR ene ipa ee 18 Auxiliary Heat Ratings 5525 Rom sss a aia ats mela BOR alow 18 Unit Electrical aoe 19 Fan Performance 5 de ee 19 Wiririg Schematlcs cen
40. ION FIELD INSTALLED FILTER HANDY BOX OPTIONAL FUSED NON FUSED DISCONNECT LOW VOLTAGE TERMINALS FX10 amp REMOTE WALL STAT OPTIONS ONLY CONDENSATE DRAIN CONNECTION OPTIONAL BALL VALVES OPTIONAL HOSE KITS ENVISION CONSOLE INSTALLATION MANUAL Dimensional Data Right Return Chassis Data inches cm NCO9 12 te 37 88 96 2 2i 258 CONTROL PANEL 02 4 aoe dj e d P BLOWER ACCESS PANEL COMPRESSOR ACCESS PANEL 1 8 o i N 4 37 o oD FILTER 10 31 26 2 WATER OUT 1 2 FPT 1 0 ES 2 5 WATER IN 1 2 FPT 25 178 640 4 5 27 9 CONDENSATE DRAIN CONNECTION 43 37 110 2 28 0 n o o OPTIONAL BACK PLATE 925 15 9 23 5 35 3 o e s 5 275 0 66 s Go 17 DAMPER OPENING COMPRESSOR ACCESS PANEL NC15 18 w 42 88 _ 108 9 8 8 226 CONTROL PANEL 552
41. Low Brom 28 Transformer PB 24 19 Yellow Q moez Black 12 D Black 22 BlackMhite Red 19 4 13 Green 00 Yellow 44 gt 1 Gray 42 K Yelow 13 Eu r TEST D N 6 1 11 I a 12 2 Auto T Red 2 We Brown 3 ss 2 Fan I m Violet gE ome Violet 5 Black 6 ENE COMPRESSOR DN CONTROL MODULE white 8 A Brown 43 EH Black 7 ETE ted 17 4 Blue 8 Electronic THERMOSTAT Red 11 7 ae Yellow 10 Black m ST Hora ms Black AA Red 11 Violet 4 ac Red Mode White 18 Heat Bick 1 T fet eee dies 45 TT i 1 T2 Red 5 hhite 00 RB 5 e Black 5 Black 37 C i Black Cyded Violet 5 2 misi nP Yellow 13 Yellow 44 MH 4 Orange 14 Orange 21 o 15 BikWht 23 White 34 Damper Sw 2 Blue 6 Bk Wht 24 T6 8 5 e T6 5 l li x qw 5 ak T 57 24 V Accessory LL 9 of r BlueMht 36 Blue Wht 35 UU Ew a qui Red 16 S Notes 1 Switch Red and Blue wires for208 volt operation 2 Terminal C of24 V PB is used as L output for Brown wire3 for Lockout 3 Optional field instaled freeze sensing device 4 Optional field installed aquastat 21
42. N CONSOLE INSTALLATION MANUAL Pressure Drop Pressure Drop psi or sor 9 nor 1 2 1 0 0 9 0 8 0 7 0 6 1 8 2 3 2 2 2 0 1 9 1 8 2 5 3 8 3 7 3 5 3 3 EN 3 1 1 5 0 9 0 8 0 7 0 6 0 5 2 3 1 7 1 5 1 4 1 5 11 3 5 3 0 2 7 2 5 2 4 2 2 EN 2 0 1 7 1 6 1 5 1 4 5 0 3 3 3 2 3 0 2 9 2 8 4 5 5 7 5 5 5 3 5 1 4 9 3 0 1 7 1 6 1 5 1 4 1 5 4 0 4 4 0 3 9 3 7 3 6 5 5 7 9 7 6 7 4 7 2 6 9 3 4 08 44 ENVISION CONSOLE INSTALLATION MANUAL Preventive Maintenance Water Coil Maintenance 1 Keep all air out of the water An open loop system should be checked to ensure that the well head is not allowing air to infiltrate the water line Lines should always be airtight 2 Keep the system under pressure at all times It is recommended in open loop systems that the water control valve be placed in the discharge line to prevent loss of pressure during off cycles Closed loop systems must have positive static pressure Note On open loop systems if the installation is in an area with a known high mineral content 125 PPM or greater the water it is best to establish with the owner a periodic maintenance schedule so the coil can be checked regularly Should periodic coil cleaning be necessary use standard coil cleaning procedures which are compatible with either the cupronickel or copper water lines Generally the more water flowing through the unit the less chance for scaling Other Maintenance Filters F
43. STALLATION MANUAL Wiring Schematic CCM ELECTRONIC THERMOSTAT Compressor 208 230 265 60 1 Unit psc N Power Supply R Ground 208 230 60 1 or Motor Lug 265 277 60 1 Gm Handi w Red Bk landi Box I Wht G d TN ERU gt Tan 33 44 I Ed White 28 T2 n m l L H ec b 4 T a Black 31 White 28 Red 32 Black 29 Red 30 Black Red Blue 208V High 230V O Black 25 Black 27 28 Transformer Low RB Brown 26 PB 24V 1 Yellow BlackMhite Red 19 J ms NOTE 2 Red 19 Black 12 4 Black 22 Yellow 13 2 5 Green 00 T O1 Yelow 10 TEST 6 PIN 11 4 2 42 lt Auto Red 2 TE Brown 3 S x s Orga Violet 4 8 ibn sWe COMPRESSOR White 18 2 net HP piel CONTROL MODULE L Red 17 Black 7 Red 11 Blue 8 a pide Electronic THERMOSTAT 1 ot Blue 9 HUE 4 xu e Yellow 10 gt lt ST note 3 mistor Black j R
44. Se a oes M Black 6 144 R Z 003 Orange 7 RV g Green 17 ls TIT T DHO E O ange 7 8 Orange 19 46 09 ux Red 120 D8 ee Orange Black 111 Yellow 21 48 rrr TDT E Black 310 o 5 2 Black 31 ln Blue 4 cc 9 g lt Black 22 49 TTT T DI 34 5 6 Com BE B NOTE2 1 pmi Violet 23 I5 TIL T D6 Red 4 5111105 I Gray 6 TIT TID 3 Gray Bk EHC 32 oo Blue 07 1531108 D01 Black I asss T 00 T BK Wht 29 59 TIT T 9 DC usss omeo 56 CC Compressor Contactor Notes Factory low voltage wiring Relay Contacts Factory line voltage wiring 4 F N O N C Switch High pressure CO Condensate Overflow 1 Switch Blue and Red wires for 208V operation Field k tt CPIFP Compressor Proving low voltage wiring DA Discharge Air Temperature 2 Disconnect for 15 degree freeze protection Field voltage wirin a be nb i 9 9 Thermistor Johnson Control Dirty FitefAir Proving 3 Acc 1 output is cycled with the compressor 55 Zone Sensor Wiring Switch Low pressure EHC ce eel con 4 Acc 2 output is cycled with the fan Internal junction u Polarized connector ES Emergency Shutdown 5 R C Y1 O and G inputs are for use with a wall mounted Relay coil FS Freeze Sensing Device thermostat
45. T occupancy Effective Occupancy State Read Only SNVT_occupancy Occupancy Override Command Input Read Write nviEmergOverride SNVT hvac emerg Emergency Override Input Read Write nvoFanStatus SNVT lev disc Fan Output Status Read Only nvoAccStatus SNVT lev disc Accessory 2 Output Status Read Only nvoLP WVStatus SNVT lev disc Accessory 1 Output Status Read Only nvoAlarmStatus SNVT lev disc Alarm Output Status Read Only nviAlarmReset SNVT lev disc Alarm Reset Input Read Write nviFanSpeedCmd Statg SNVT switch Network equivelant of a thermostatic G call Write nviComprEnable State switch Network equivelant of a thermostatic Y 1 call Write nviComprEnable State SNVT switch Network equivelant of a thermostatic Y2 call Write SNVT lev disc Reversing Valve Output Status Read Only nviOccSchedule SNVT tod event Occupancy Supervisory Scheduler Command Input Read Write nvoCompFanProv SNVT lev disc Compressor Fan Proving Switch Status Read Only SNVT lev disc Dirty Filter Switch Status Read Only SNVT lev disc Compressor Hi Capacity Command Status Read Only SNVT lev disc Command for output BOS used for Heat Interlocked with Fan DP9Read Write SNVT lev disc Command for output BO9 Read Write SNVT lev disc Value output for BOS used for Heat Read Only SNVT lev disc Value output for BO9 Read Only nviDehumEna State SNVT lev disc Dehumidification command like a Humidistat Rea
46. a medium user interface MUI HP LP CO and Water Coil Low Temp Freeze Sens ing faults can all be reset over a BAS A Loss Of Charge fault can not be reset or bypassed until the problem has been corrected A MUI is invaluable as a service tool for the building service team The unit can be commanded to run by a typical heat pump thermostat or run based on heating and cooling set points supplied by a BAS The control board is wired with quick connect harnesses for easy field change out of a bad control board All ECM variable fan speed settings can be changed over a BAS or with a MUI The control has an input programmed to enable field installed emergency heat in the event that the compressor is locked out This input can also be commanded on from a BAS as needed An alarm history can be viewed through the MUI and will be held in memory until the unit is power cycled Relative humidity can be read by a O 5VDC humidity sensor that is displayed over the network If you are using an ECM fan motor the control can enable dehumidification mode based on a set point in the control The dehumidification set point itself can also be changed over a BAS or with a MUI Dehumidification mode can also be enabled by the BAS Because the 1 is not factory configured to read levels contact the factory for application assistance The FX10 control has unused analog and digital inputs for field installed items such as air temperature water tem pe
47. at louvers on the grille assembly are facing the proper direction when replacing the grille section Replace grille frame assembly into cabinet and secure by replacing mounting brackets Replace cabinet by sliding it down over the top of the chassis Remove tab on leg that extends into return air opening When the grille side of the cabinet is flat against chassis there will be 4 holes that line up in the leg section Only use 1 hole for alignment for opposite side of grille Note The tab can be removed by twisting back and forth until it breaks off Remove plastic strip from tab and replace on rough edge that the tab was removed from Replace screws in font kick panel to secure cabinet to chassis Mount filter bracket in designated opening area Note The filter bracket will only fit in one direction if cabinet is installed properly 15 Figure 4 ENVISION CONSOLE INSTALLATION MANUAL System Cleaning and Flushing Cleaning and Flushing Figure 7 Flushing with Water Prior to start up of any heat pump the water circulating system must be Shutoff Valve Equipped Systems cleaned and flushed of all dirt and debris e e Return Runout If the system is equipped with water shutoff valves the supply and return runouts must be connected together at each unit location This X will prevent the introduction of dirt into the unit see Figure 7 The system should be filled at the water make up connection
48. ate Total Hardness less than 350 ppm Total Hardness less than 350 ppm Less than 5 ppm Hydrogen Sulfide rotten egg smell appears at 0 5 PPM Sulfates Less than 125 ppm Less than 125 ppm Corrosion Iron Fe Ferrous None None Iron Fouling Bacterial Iron Potential Biological Growth Less than 1 ppm Above this level Less than 1 ppm Above this level Iron Oxide ui deposition will occur deposition will occur Suspended Solids Less than 10 ppm and filtered for max Less than 10 ppm and filtered for max of 600 micron size of 600 micron size Threshold Velocity Fresh Water 5 8 ft sec 8 12 ft sec Note Grains PPM divided by 17 is equivalent to PPM ENVISION CONSOLE INSTALLATION MANUAL Electrical Connections General Be sure the available power is the same voltage and phase as that shown on the unit serial plate Line and low voltage wir ing must be done in accordance with local codes or the National Electric Code whichever is applicable 208 Volt Operation All Envision Series 208 230 units are factory wired for 230 volt operation For 208 volt operation the red and blue trans former wires must be switched Microprocessor Remote Thermostat Wiring Figure 5 Field Unit Connections Connections 1 R 1 24 Red C COMMON Black 1 Y ii COMPRESSOR REVERSING VALVE H Orange 1 G 1
49. d Write SNVT temp setpt SCPTsetPnts 36 ENVISION CONSOLE INSTALLATION MANUAL Envision Console Controls BACNet BACnet Object Identifier Property Object Type Type Enumeration Instance Name Enumeration Full Reference Point Description Analog Value 2 1 Present_Value 85 WE Occupied Cool Present Value Occupied Cooling Setpoint Input Read Write Standby Cooling Setpoint Input Read Write Analog Value Present_Value 85 WEHHHHHHHHHHE Unoccupied Cool Present Value Unoccupied Cooling Setpoint Input Read Write Analog Value Present_Value 85 WEHHHHHHHHHHE Occupied Heat Present_Value Occupied Heating Setpoint Input Read Write Standby Heating Setpoint Input Read Write Present_Value 85 WE Unoccupied Heat Present_Value Unoccupied Heating Setpoint Input Read Write Minimum Cooling Setpoint Input Read Write Maximum Heating Setpoint Input Read Write Present_Value WEFHHHHHHHHHHE Space Temp Present Value Space or Zone Temperature Value Read Only Present Value WFHHHHHHHHHHE Discharge Air Temp Present Value Discharge Air Temp Field Supplied Only Read Only Present Value WFHHHHHHHHHHE Effective Clg Setpt Present Value Effective Co
50. d begins to operate in the heating proportional band the low capacity compressor out put BO 2 will be enabled A PI loop in the program ming of the control will determine when the full capac ity compressor output BO 4 is to be enabled The compressor must be operating in low capacity for a minimum of 30 seconds before the full capacity com pressor output can be enabled During low capacity compressor operation the ECM2 blower will operate in medium speed and will operate in high speed when the compressor is operating at full capacity Thermostat Control Mode In thermostat mode the compressor will be cycled based on and Y2 calls from a room thermostat When the control receives a Y1 command BI 7 from the thermostat the low capacity compressor output BO2 will be enabled and the ECM2 blower will oper ate in medium speed When the control receives a Y2 command BI 8 from the thermostat the full capac ity compressor output will be enabled and the ECM2 blower will operate in high speed During the heating cycle the reversing valve will be commanded into the off position Cooling Cycle On a call for cooling the blower enable output and acces sory output 2 will turn on immediately after the random start delay timer has been satisfied If the compressor short cycle time delay has been satisfied the compressor will turn on after the blower enable and accessory output 2 are on and the fixed compressor start delay timers ha
51. de termines the medium speed fan setting and the third determines the high speed fan setting Emergency Heat Network Enabled Output BO5 This output is set from the factory to enable disable emergency heat If a problem occurs with the unit result ing in the compressor being locked out in heating mode the control will automatically enable this output to turn on field installed electric heat This output is interlocked with the fan proving input BI 6 Fan proving sensors must be field supplied and installed BI 6 must be connected to PB2 position 3 see unit schematic in the field if no fan proving sensor is desired There is a configurable parame ter available through a BAS network that must be enabled if this output is to be commanded over the BAS network MUI Alarm History Reporting If a fault occurs the fault will be recorded in history for display on the medium user interface in the History Menu Each fault type will be displayed in the history menu with a number between and 3 A reading of 3 will mean that fault has occurred more than three times in the past The history menu can be cleared with a power cycle only Alarm date and time are not included in the history Inputs amp Outputs Configuration Field Selectable Options Water Coil Low Temp Freeze Sensing Limit Set Point BI 5 The water coil low temperature freeze sensing limit set point input allows you to adjust the water coil low tem peratur
52. dification Setpoint Read Write SNVT_temp_p Heating Freeze Protection Temperature Setpoint Value Read Write SNVT_temp_p Heating Freeze Protection Temperature Setpoint Value Read Write 1st Stage Compressor Heating Output Read Only 1st Stage Compressor Cooling Output Read Only SNVT_hvac_type Fan Output Read Only Unit Mode of Operation Read Only Unit Alarm mode Read Only nciPropBand SNVT temp diff p Heating Cooling Prop Band Input Read Write nciRemoteSetptMin SNVT temp diff p IWarm Cool Adjust Span Read Write nciRemoteSetptMax 5 temp diff p Warm Cool Adjust Offset Value Read Write SNVT_temp_diff_p Space or Zone Temperature Sensor Calibration Input Read Write SNVT_temp_p General Setpoint Input Read Write SNVT_temp_p Heating Freeze Sensing Temperature Value Read Only SNVT_temp_p Heating Freeze Sensing Temperature Setpoint Value Read Only Alarms Enumerated 0 alarms 1 condensate alarm 2 Compressor Hi Discharge Pressure alarm 3 Compressor low Suction Pressure alarm 4 Freeze sensing SNVT_lev_cont alarm 8 Faulty Freeze Sensor alarm 9 Loss of Charge Read Only SNVT_volt ECM PWM Control signal value Read Only SNVT_volt ECM PWM Control signal Override Read Write SNVT_volt Space Humidity value Read Only SNVT_lev_percent Spare PWM Output AO2 Command Write SNVT_lev_percent Spare PWM Output AO2 Value Read Only SNVT_time_min Temporary Occupancy Time Period Input Read Write nvoEffectOccup SNV
53. dshed MV Motorized Valve NS Night Setback RB Blower Power Relay RV Reversing Valve Coil SW1 Switch 1 Notes 1 Requires common connection or24 VAC for activation 2 When field installed 24VAC motorized valve is used connect to C and Y or SV terminals 3 Optional field installed aquastat for use with single heat 4 Check installation wiring information for specific thermostat hookup instructions 5 Switch blue and red wires for208 operation 6 10 08 ENVISION CONSOLE INSTALLATION MANUAL Wiring Schematic 1 E H 208 230 265 60 1 Blue fees 5
54. e freeze sensing limit set point Al 5 When the jumper is installed on BI 5 Wire 24 the water coil low temperature freeze sensing limit set point is factory set for 30 F When the jumper on BI 5 Wire 24 is removed the water coil low temperature freeze sensing limit set point will be 15 F Accessory Outputs BO 7 and BO 8 Accessory Output 1 will be energized 90 seconds prior to the compressor output being energized Accessory Output 2 will be energized with the fan output BO 1 When the corresponding compressor output is turned off the acces sory output will be deactivated immediately These outputs are selectable for normally open or normally closed opera tion through the Medium User interface or through the Building Automation System Control Accessories Zone Sensors TAXXJO2 Room Command Module TAXXAOI LCD Room Command Module A99 Sensor MUI LCD User interface for diagnostics and commissioning MUIK1 Panel Mount Portable e MUIK2 Wall Mount SINGLE and DUAL STAGE WATER TO AIR Output Name Output Fan Enable BO1 Relative Humidity Input AI2 Comp Low Capacity BO2 Condensate Level Reversing Valve Universal Temp Input 4 Full Capacity BO4 Water Coil Low Temperature Limit 15 Network Output EH Output BO5 Warm Cool Adjust and Temp Occ 16 Alarm BO6 Accessory 1 Output BO7 Occupied BI 1 2 Output BO8 Emergency Shutdown BI 2 Network Controlled Output
55. ed mode Occupied Heat Write Heating setpoint in Occupied mode Unoccupied Heat Write Heating setpoint in Unoccupied mode Temporary Occ Time Write set the duration of the temporary occupancy timer which is initiated by pressing the button on the zone sensor Remote Setpt Span Write sets the offset range that the setpoint knob on the zone sensor may apply to the effective Htg Clg setpoints Remote Setpt Bias Write biases the entire readjust range of the remote setpoint adjust to allow zeroing from the network Space Temp Offset Write Adds an offset to the Space Temp value for calibration Dehumidify Setpt Write sets the humidity value that will cause the heat pump to enter passive dehumidification Low Temp Limit Adj Write sets the water coil low temperature freeze sensing limit for shutdown Binary Input Type 3 3 1 3 2 3 3 3 4 3 5 3 8 38 Fan Cmd Status Read show the commanded condition of the Fan Output InactivezOff Active On Comp Cmd Status Read show the commanded condition of the Compressor Output Inactive Off Active On Comp Hi Capacity Cmd Read show the commanded condition of the Hi Capacity Compressor control Inactive Off Active On Reversing Valve Read show the commanded condition of the Reversing Valve Output Inactive Heating Active Cooling Accessory 1 Output Read Shows the commanded value of the 1 Accessory Alarm Status
56. ernator 40 ENVISION CONSOLE INSTALLATION MANUAL Unit Startup Checklist Unit Startup Steps Before Powering Unit Check The Following High voltage is correct and matches nameplate Fuses breakers and wire size correct Low voltage wiring complete Piping completed and water system cleaned and flushed Air is purged from closed loop system Isolation valves are open water control valves or loop pumps wired Condensate line open and correctly pitched Transformer switched to 208V if applicable Dip switches are set correctly if applicable Blower rotates freely Air filter is clean and in position Service access panels are in place Return air temperature is between 50 80 F heating 60 95 F cooling Check air coil cleanliness to insure optimum performance Clean as needed according to maintenance guidelines To obtain maximum performance the air coil should be cleaned before startup A 10 percent solution of dishwasher detergent and water is recommended for both sides of coil a thorough water rinse should follow Startup Steps Note Complete the Equipment Start Up Commissioning Check Sheet during this procedure Refer to thermostat operating instructions and complete the startup procedure 1 2 3 4 m 10 11 12 13 14 Initiate a control signal to energize the blower motor Check blower operation Initiate a control signal to place the unit in the cooling mode Cooling setpoint mu
57. gh pressure fault recognition delay low pressure fault recognition delay Freeze sensing fault recognition delay Condensate overflow fault recognition delay Low pressure fault bypass delay Freeze sensing fault bypass delay Power on delay Fault off time Diagnostic Modes 30 seconds 10 seconds 5 minutes 2 minutes except for fault condition Less than 1 second 30 seconds 30 seconds 30 seconds 2 minutes 2 minutes 5 minutes 5 seconds 2 seconds 15 seconds 5 seconds except for fault condition Less than 1 second 30 seconds 30 seconds 30 seconds O seconds O seconds 15 seconds 5 minutes Operational Logic Drain Water Flow High Press Low Press Air Flow Status DHW Limit HWD Current Fault Status SW1 4 SW2 Drain pan overflow FS thermistor loop lt 15 F well lt 30 High pressure gt 600 PSI Low pressure lt 40 PSI Not used Not used Not used SW2 in the On position F Inputs SW1 4 SW2 Off Off position 27 Outputs SW1 4 SW2 On Compressor NS LS Not used On position Envision Console Controls ENVISION CONSOLE INSTALLATION MANUAL Optional FX10 Control Main FX 10 Board The optional FX10 control provides unparalleled capability in several areas including performance monitoring zoning humidity energy management and service diagnosis and then communicates it all thru standard DDC protocols like N2
58. h is open it must disable the compressor output immediately and count the fault The compressor minimum on time does not apply if the high pressure switch opens The compressor will not restart until the compressor short cycle time delay has been satisfied Low Pressure BI 3 The low pressure switch shall be a normally closed NC switch that monitors the systems refrigerant pressure The input shall be checked 15 seconds before compressor start up to be sure the pressure switch is closed and then ignored for the first 2 minutes after the compressor output 2 is enabled If the switch is open continuously for 30 seconds during compressor operation the compressor output BO 2 will be disabled The compressor will not restart until the compressor short cycle time delay has been satisfied Condensate Overflow The condensate overflow sensing circuit will monitor the condensate level as a resistance input to Al 3 If the con densate water level rises resulting in the input resistance rising above the set point for the recognition delay period the condition will be recognized as a fault The condensate will be subjected to a 30 second lockout delay which requires that the fault be sensed for a continuous 30 seconds before suspending unit operation Alarm Output BO 6 The alarm output will be enabled when the control is in the lockout mode and will be disabled when the lockout is reset Test Mode Raising the zone temperature i
59. iately disabling the compressor from starting and enabling the alarm output BO 6 The lockout condition can be reset by powering down the controller by command from the BAS by the holding the ESC and Return keys on the MUI for 5 seconds Water Coil Low Temp Freeze Sensing Limit 5 The water coil low temperature freeze sensing limit sen sor will monitor the liquid refrigerant temperature enter ing the water coil in the heating mode If the temperature drops below the water coil low temperature freeze sens ing limit trip point for the recognition delay period the condition will be recognized as a fault The water coil low temperature freeze sensing limit trip point will be factory set for 30 F and will be field selectable for 15 F by remov ing a jumper wire BI 5 The water coil low temperature freeze sensing limit fault condition will be bypassed 2 minutes at normal compressor startup to allow the refrig eration circuit to stabilize If the water coil low temperature freeze sensing limit sensor becomes unreliable at any time compressor operation will immediately be suspended until the problem is corrected This should be displayed as an alarm on the BAS and the MUI This alarm will be reported a Water Low Temp Limit fault High Pressure BI 11 The high pressure switch shall be a normally closed NC switch that monitors the systems refrigerant pressure If the input senses the high pressure switc
60. ilters must be clean to obtain maximum performance They should be inspected monthly under normal operating conditions and be replaced when necessary Units should never be operated without a filter Replacement Procedures Condensate Drain In areas where airborne bacteria produce a slime in the drain pan it may be necessary to treat chemically to minimize the problem The condensate drain can pick up lint and dirt especially with dirty filters Inspect twice a year to avoid the possibility of overflow Blower Motors Blower motors are equipped with sealed ball bearings and require no periodic oiling Air Coil The air coil must be cleaned to obtain maximum performance Check once a year under normal operating conditions and if dirty brush or vacuum with a brush attachment clean Care must be taken not to damage the aluminum fins while cleaning JA caution Fin edges are sharp Obtaining Parts When ordering service or replacement parts refer to the model number and serial number of the unit as stamped on the serial plate attached to the unit If replacement parts are required mention the date of installation of the unit and the date of failure along with an explanation of the malfunctions and a description of the replacement parts required In Warranty Material Return Material may not be returned except by permission of au thorized warranty personnel Contact your local distributor for warranty return authorizati
61. ime Use commercial grade antifreeze designed for HVAC systems only Environol brand antifreeze is recommended Once the system has been filled with clean water and antifreeze if used precautions should be taken to protect the sys tem from dirty water conditions Dirty water will result in system wide degradation of performance and solids may clog valves strainers flow regulators etc Additionally the heat exchanger may become clogged which reduces compressor service life and can cause premature unit failure In boiler tower application set the loop control panel set points to desired temperatures Supply power to all motors and start the circulating pumps After full flow has been established through all components including the heat rejector re gardless of season air vented and loop temperatures stabilized each of the units will be ready for check test and start up and for air and water balancing Ground Source Loop System Checkout Once piping is completed between the unit pumping system and ground loop final purging and charging of the loop is needed A high pressure pump is needed to achieve adequate flow velocity in the loop to purge air and dirt particles from the loop itself Antifreeze solution is used in most areas to prevent freezing Flush the system adequately to remove as much air as possible then pressurize the loop to a static pressure of 40 50 PSI summer or 50 75 PSI winter This is normally adequate for good sy
62. ing water and condensate piping Optional Electrical Disconnect and Motorized Outside Air Damper Mark and cut wall penetrations for field fabricated outside air duct sleeve Align mounting holes with backplate and attach with screws supplied Figure 1 CONSOLE CABINET MOTORIZED BACK PLATE DAMPER OPTIONAL OPENING MOTORIZED DAMPER FUSED ELECTRICAL OPTIONAL DISCONNECT OPTIONAL 2 CONSOLE CHASSIS WALL PENETRATION FOR WATER CONNECTION dl T IN FLOOR PENETRATION WATER FOR WATERCONNECTION OUT P T PLUGS OPTIONAL BALL VALVES OPTIONAL OPTIONAL HOSES CONDENSATE DRAIN LOCATION CONSOLE v d CABINET 12 ENVISION CONSOLE INSTALLATION MANUAL Installation Steps cont Step 4 Provide Water and Condensate Drain Connections two pipe reverse return piping configuration is recommended as it equalizes the piping circuit lengths and delivers even water flow to each unit A direct return piping configuration may be used but it may be difficult to achieve and maintain proper water flow to the units An air vent must be installed in the water distribution system The supply and return water piping should be run through the wall or floor penetration and terminate with a ball valve The piping material used must comply with all local codes Refer to System Cleaning and Flushing procedures Pipe Locations
63. ingle trunk line Control and Safety Feature Details Emergency Shutdown The emergency shutdown mode can be activated by a command from a facility management system or a closed contact on BI 2 The default state for the emergency shut down data point is off When the emergency shutdown mode is activated all outputs will be turned off immediate ly and will remain off until the emergency shutdown mode is de activated The first time the compressor starts after the emergency shutdown mode has been de activated there will be a random start delay present Lockout Mode Lockout mode can be activated by any of the following fault signals refrigerant system high pressure refrigerant system low pressure water coil low temperature freeze sensing and condensate overflow When any valid fault signal remains continuously active for the length of its rec ognition delay the controller will go into fault retry mode which will turn off the compressor After the Compressor short cycle delay the compressor will attempt to operate once again If three consecutive faults occur in 60 minutes during a single heating or cooling demand the unit will go into lockout mode turning off the compressor enabling the alarm output and setting the fan back to low speed operation until the controller is reset If the control faults due to the low pressure input BI 3 being open during the pre compressor startup check the control will go into lockout mode immed
64. it chassis to back plate on right hand piping models with electrical disconnect Step 8 Final Water Connection For ease of installation and sound attenuation high pressure recommended flexible hoses with a swivel fitting should be provided Apply Teflon tape or sealant compound to threaded hose fittings Combination shut off balancing valves should be installed on both the supply and return water lines of the unit Flow control valves should be installed on the water discharge line It is recommended that P T ports be installed on the supply and return water lines Step 9 Set Unit Controls Locate the continuous fan cycle fan switch within the electrical compartment of the chassis and set to desired position Remote wall thermostat units do not use this optional switch Optional Control Settings Remote Thermostat Run low voltage wiring from unit to the desired thermostat location Mount and wire thermostat according to manufacturer s recommendations Motorized Outside Air Damper Locate the damper on damper off damper switch within the electrical compartment of the chassis and set to desired position Emergency Electrical Heat Locate the electric heat normal boilerless control switch within the electrical compart ment of the chassis and set to desired position Step 10 Secure the Cabinet Cover Position and lower cabinet over unit chassis Apply pressure to the front of the cabinet to ensure that the back
65. ls Control Timing amp Fault Recognition Delays Lead compressor ON delay 90 seconds not applicable for single compressor models Minimum compressor ON 2 minutes except for fault condition Short cycle delay buen noon 5 minutes Random start delay sss O 120 seconds High pressure faull eem p enia lt 1 second Low pressure fault n eei cere 30 seconds Water coil low temperature freeze sensing fault 30 seconds Condensate overflow fault 30 seconds Low pressure fault 2 minutes Water coil low temperature freeze sensing fault e eec erc ties 2 minutes Notes Refer to Submittal Data SD1981 Application Guide AGFX10 or BACnet Protocol Implementation Conformance Statement for more information Optional FX10 Microprocessor and BAS Interface The FX10 is a microprocessor based control that not only monitors and controls the heat pump but also can com municate any of this information back to the building automation system BAS This means that not only does the control monitor the heat pump at the unit you can also monitor and control many the features over the BAS This clearly puts the FX10 class of its own The control will enumerate all fault conditions LP CO LOC and Water Coil Low Temp Freeze Sensing over a BAS as well as display them on
66. mote Mounted Standard Thermostat Remote Mounted Sensor LonWorks Unit Mounted Digital Dial Sensor Remote Mounted Standard Thermostat Remote Mounted Sensor BACnet MS Unit Mounted Digital TP Dial Sensor 19 200 Baud Rate Remote Mounted Standard Thermostat Remote Mounted Sensor Internally mounted fan switch to choose cycled or constant fan operation High pressure and low pressure safety controls to protect the unit components Lockout circuit to shut down unit operation upon receipt of a fault indicator from the safety controls A 24 volt control circuit allows for safe and easy diagnosis 25 Envision Console Controls ENVISION CONSOLE INSTALLATION MANUAL The user selects either Heat Cool or Fan Only on the mode switch then either High or Low at the fan speed switch The temperature can be controlled by rotating the thermostat control knob Figure 6 Unit Mounted Control The Fan Only setting provides constant fan operation In the Heat mode a call for heat by the thermostat closes the compressor contactor contacts energizing the com pressor which will run until the thermostat is satisfied In the Cool mode a call for cooling by the thermostat energizes the reversing valve and closes the compressor contactor contacts energizing the compres sor which will run until the thermostat is satisfied The emergency electric
67. nput AI 1 reading to 180 220 F or by holding the ESC and down arrow keys on the MUI for 5 seconds will put the control into test mode In test mode the random start delay and the compressor fixed on delay time will both be shortened to 5 seconds and the reversing valve will be allowed to cycle with out shutting down the compressor If an MUI is connected to the control LED 8 will flash and the words Test Mode En abled will be shown on the LCD display when the control is in test mode Test mode will be disabled after a power cycle 30 minute timeout or by holding the ESC and Up arrow keys on the MUI Sequence of Operation Power Fail Restart When the controller is first powered up the outputs will be disabled for a random start delay The delay is provided to prevent simultaneous starting of multiple heat pumps Once the timer expires the controller will operate normally 30 ENVISION CONSOLE INSTALLATION MANUAL Envision Console Controls Random Start Delay This delay will be used after every power failure as well as the first time the compressor is started after the control exits the unoccupied mode or the emergency shutdown mode The delay should not be less than 1 second and not longer than 120 seconds If the control is in test mode the random start delay will be shortened to 5 seconds Compressor Fixed On Delay Time The Compressor Fixed On Delay Time will ensure that the compressor output BO2 is not enabled
68. o operate at the minimum maximum conditions on a regular basis The operating limits are dependant upon three primary factors 1 water temperature 2 return air temperature and 3 ambient temperature When any of the factors are at the minimum or maximum levels the other two factors must be at the normal level for proper and reliable unit operation 42 ENVISION CONSOLE INSTALLATION MANUAL DEALER PHONE we APURA PROBLEM Smarter from the Ground Up MODEL SERIAL Startup Troubleshooting Form COOLING CYCLE ANALYSIS PSI SAT F Unit Amp Draw Loop Line Voltage Ll Closed SUCTION COMPRESSOR BS REVERSING VALVE COAX SOURCE EXPANSION VALVE DISCHARGE F LIQUID LINE PSI SAT F F F Superheat PSI PSI ________ Subcooling BRINE IN BRINE OUT Heat of Extraction Rejection GPM x 500 485 for water antifreeze x AT Note DO NOT hook up pressure gauges unless there appears to be a performance problem HEATING CYCLE ANALYSIS PSI SAT F Unit Amp Draw Loop Line Voltage u Closed SUCTION COMPRESSOR N REVERSING CONS VALVE SOURCE EXPANSION VALVE DISCHARGE F PSI SAT F Superheat PSI PSI ________ Subcooling BRINE IN BRINE OUT 43 LIQUID LINE ENVISIO
69. oling Setpoint Value Read Only Present Value WEHHHHHHHHHHE Space temp Ovrd Present Value Space or Zone Temperature Value Override Write Present Value WFHHHHHHHHHHE Effective Setpt Present Value Effective Heating Setpoint Value Read Only Present Value WEFHHHHHHHHHHE Dehumidify Setpt Present Value Dehumidification Setpoint Read Write Present_Value WE Low Temp Limit Adj Present Value Heating Freeze Protection Temperature Setpoint Value Read Write Heating Freeze Protection Temperature Setpoint Value Read Write 1st Stage Compressor Heating Output Read Only 1st Stage Compressor Cooling Output Read Only Fan Output Read Only Multistate Input Present Value WF Mode Present Value Unit Mode of Operation Read Only Unit Alarm mode Read Only Heating Cooling Prop Band Input Read Write Present Value WEFHHHHHHHHHHE Remote Setpt Span Present Value IWarm Cool Adjust Span Read Write Present Value WEFHHHHHHHHHEHE Remote Setpt Bias Present Value lWarm Cool Adjust Offset Value Read Write Present_Value WEFHHHHHHHHHEHE Space Temp Offset Present Value Space or Zone Temperature Sensor Calibration Input Read Write Present Value WEFHHHHHHHHHHE Space Setpoint Present Value General Setpoint Input Read Write Present Value WE Water Coil Temp Present Value
70. on and assistance 45 Reem Smarter from the Ground Manufactured by WaterFurnace International Inc 9000 Conservation Way Fort Wayne IN 46809 www waterfurnace com Product Envision Series Console Type Geothermal Water Source Heat Pumps TANI Size 95 15 Ton IM1609 10 08 Document Installation Manual WaterFurnace International Inc 9000 Conservation Way Fort Wayne IN 46809 9794 WaterFurnace has a policy of continual product research and development and reserves the right to change design and specifications without notice 2008 WaterFurnace International Inc
71. ork equivelant of a thermostatic Y2 call Write Reversing Valve Output Status Read Only Occupancy Supervisory Scheduler Command Input Read Write Compressor Fan Proving Switch Status Read Only Dirty Filter Switch Status Read Only Compressor Hi Capacity Command Status Read Only Command for output BO5 used for Emg Heat Interlocked with Fan DP9Read Write Command for output BO9 Read Write Value output for BO5 used for Emg Heat Read Only Value output for BO9 Read Only Dehumidification command like a Humidistat Read Write 35 ENVISION CONSOLE INSTALLATION MANUAL Envision Console Controls LonWorks LonWorks Point Description LonWorks Name SNVT Type SNVT Index SCPT Reference SCPT Index UCPT Index Occupied Cooling Setpoint Input Read Write Standby Cooling Setpoint Input Read Write Unoccupied Cooling Setpoint Input Read Write Occupied Heating Setpoint Input Read Write Standby Heating Setpoint Input Read Write Unoccupied Heating Setpoint Input Read Write SNVT_temp_p Minimum Cooling Setpoint Input Read Write SNVT_temp_p Maximum Heating Setpoint Input Read Write SNVT_temp_p Space or Zone Temperature Value Read Only SNVT_temp_p Discharge Air Temp Field Supplied Only Read Only SNVT_temp_p Effective Cooling Setpoint Value Read Only SNVT_temp_p Space or Zone Temperature Value Override Write SNVT_temp_p Effective Heating Setpoint Value Read Only SNVT_lev_percent Dehumi
72. rature CO or current status switches The control has unused binary and PWM outputs that can be commanded over the BAS for field use An optional Medium User Inter face MUI for control setup and advanced diagnostics is available with some mounting kits MUIKT Panel mount version and the MUIK2 Wall mount version Zone Sensors There are two options for zone sensors that can be used with the FX10 control Both sensors use a Johnson con trols A99 positive temperature coefficient type sensor The TAXXJO2 has a set point adjustment now which will give the end user a 5 F adjustment from the set point as well as a push button that can be used for temporary occupancy The control leaves the factory set to operate with a TAXXJO2 sensor and can be changed to read the TAXXAO sensor through a building automation system or with a user interface Standard Features Anti Short Cycle High Pressure Protection Low Pressure Protection Water Coil Low Temperature Freeze Sensing Loss Of Charge Detection Random Start Display for diagnostics Reset Lockout at disconnect or through BAS 2 Accessory outputs Optional BAS add on controls DDC Operation amp Connection Other optional network protocol boards that can be added to the FX10 are Johnson Control N2 LonWorks BACnet 29 Envision Console Controls ENVISION CONSOLE INSTALLATION MANUAL MS TP 19 200 Baud rate Limit devices to 40 on a s
73. resent_Value Dirty Filter Switch Status Read Only Present_Value WEHHHHHHHHHHE Comp Hi Capacity Cmd Present Value Compressor Hi Capacity Command Status Read Only Multistate Output Present Value WEHHHHHHHHHHE Emergency Heat BO5 Present Value Command for output BO5 used for Emg Heat Interlocked with Fan DP9Read Write Multistate Output Present Value WEHHHHHHHHHHEBOO Present Value Command for output BO9 Read Write Present Value WEFHHHHHHHHHHEBOS Output Present Value Value output for BOS used for Heat Read Only Present Value WFHHHHHHHHHHEBOS Output Present Value Value output for BO9 Read Only Multistate Output Present Value WFHHHHHHHHHHE Dehum Cmd Present Value 37 Dehumidification command like a Humidistat Read Write ENVISION CONSOLE INSTALLATION MANUAL Envision Console Controls BACnet Variables The variables will be listed with the point type and instance preceding the variable name Analog Input Type 0 2 0 3 0 4 0 5 0 6 0 7 0 8 0 9 0 10 Space Temp Read only shows the space temperature Discharge Air Temp Read only field mounted sensor unless supplied as a factory special Effective Clg Setpt Read only shows the active cooling setpoint Effective Htg Setpt Read only shows the active heating setpoint Space Humidity Read Water Coil Temp Read shows the refrigerant
74. rflow Protection The board incorporates an impedance liquid sensor at the top of the condensate drain pan Upon a continuous 30 second sensing of the condensate the cooling operation of the unit is suspended Safety Controls The microprocessor board receives separate signals from a high pressure switch for safety a low pressure switch to 26 ENVISION CONSOLE INSTALLATION MANUAL Envision Console Controls prevent loss of refrigerant charge and a low suction tem perature thermistor for freeze sensing Upon a continuous 30 second measurement of the fault immediate for high pressure compressor operation is stopped Control Tables for Optional Versatec Microprocessor Logic Board DIP Switch Settings switch EON o ens Fri sm2 oop osedicop sorsra wen Open nop freeze sorora Configures board for 2 speed compressor without fan Loop Closed loop freeze sensing setting 15 F Normal Control Timing Blower off delay Compressor on delay Short cycle delay Miniumum compressor on time High pressure fault recognition delay low pressure fault recognition delay Freeze sensing fault recognition delay Condensate overflow fault recognition delay Low pressure fault bypass delay Freeze sensing fault bypass delay Power on delay Test Control Timing Blower off delay Compressor on delay Short cycle delay Miniumum compressor on time Hi
75. st be set below room temperature Be sure that the compressor and water control valve or loop pump s are activated Verify that the water flow rate is correct by measuring the pressure drop through the heat exchanger using the P T plugs and comparing to unit capacity data in specification catalog Check the temperature of both the supply and discharge water Refer to Unit Operating Parameters tables Check for an air temperature drop of 15 F to 25 F across the air coil depending on the fan speed and entering water temperature Adjust the cooling setpoint above the room temperature and verify that the compressor and water valve or loop pumps deactivate Initiate a control signal to place the unit in the heating mode Heating set point must be set above room temperature Check the temperature of both the supply and discharge water Refer to Unit Operating Parameters tables Check for an air temperature rise of 20 F to 35 F across the air coil depending on the fan speed and entering water temperature Adjust the heating setpoint below room temperature and verify that the compressor and water valve or loop pump deactivate During all testing check for excessive vibration noise or water leaks Correct or repair as required Set system to desired normal operating mode and set temperature to maintain desired comfort level Instruct the owner operator in the proper operation of the thermostat and system maintenance Note Be certain to fill ou
76. stem operation Loop static pressure may decrease soon after initial installation due to pipe expansion and loop temperature change Running the unit for at least 30 minutes after the system has been completely purged of air will allow for the break in period It may be necessary to adjust static loop pressure by adding water after the unit has run for the first time Loop static pressure will also fluctuate with the seasons Pressures will be higher in the winter months than during the cooling season This fluctuation is normal and should be considered when charging the system initially Insure the pump provides adequate flow through the unit by checking pressure drop across the heat exchanger Usually 2 25 3 0 GPM of flow per ton of cooling capacity is recommended in earth loop applications 16 ENVISION CONSOLE INSTALLATION MANUAL Open Loop Ground Water Systems Always maintain water pressure in the heat exchanger by placing water control valves at the outlet of the unit to prevent mineral precipitation Use a closed bladder type expansion tank to minimize mineral formation due to air exposure Insure proper water flow through the unit by checking pressure drop across the heat exchanger and comparing it to the figures in unit capacity data tables in the specification catalog 1 5 2 GPM of flow per ton of cooling capacity is recommended in open loop applications Discharge water from the unit is not contaminated in any manner and can be
77. succeed This variable should be commanded On for 20 seconds then returned to the Off condition 1 Off 2 On Emergency Heat 5 Write allows a network command for emergency heat also allows the network to stop automatic emergency heat 9 Write allow network control of spare output BOY 1 Off 2 On Dehum Cmd 39 ENVISION CONSOLE INSTALLATION MANUAL Unit Startup Notes Emergency Electric Resistance Heat A factory installed emergency electric heater package is available Rated for 2 000 watts on models NCO9 through NC12 and 3 000 watts on models NC15 through 18 The heater package consists of ni cad elements ceramic insulators and thermal limit switches A concealed chassis mounted rocker switch controls the heater mode operation and allows the field installation of an aquastat for boilerless unit operation Electrical Disconnect Field installed on the optional chassis back plate the con sole disconnect provides a permanent electrical connection to the main electrical supply branch Wiring between the disconnect and the unit chassis is field supplied and allows the electrical power source to the chassis to be interrupted for unit servicing Non Fused Constructed of heavy gauge galvanized steel the rocker style disconnect switch provides reliable electri cal control Wiring pigtails using 12 gauge wires are factory installed to simplify field wiring Fused Similar in construction
78. t and forward all warranty registration papers 41 ENVISION CONSOLE INSTALLATION MANUAL Unit Operating Parameters Single Speed Models Cooling Entering Water Temp Water Flow Suction Discharge GPM Ton Pressure Pressure PSIG PSIG 15 127 144 205 225 5 10 10 14 18 22 18 22 1 5 139 154 280 300 8 1 8 12 18 22 18 22 15 143 158 560 380 8 1 9 15 18 22 16 20 09 18 09 18 Water Temp Air Temp Superheat Subcooling Rise F Drop F DB Entering Water Flow i i Water Temp GBM Suction Discharge 09 18 09 18 Water Air Temp Pressure Pressure Suberheat Subcoolin Temp Drop Rise F DB PSIG PSIG P 3 F 15 73 79 279 304 7 13 2 6 7 10 18 24 15 103 109 308 333 8 12 4 8 8 1 20 26 15 140 146 330 365 10 14 7 1 11 14 26 32 Note Cooling performance based on entering air temperatures of 802 F DB 672 F WB Heating performance based on entering air temperature of 702 F DB Unit Operating Limits Cooli Operating Limits poling Heating F C F C Air Limits Min Ambient Air 45 7 2 Rated Ambient Air 80 26 7 Max Ambient Air 100 37 8 Min Entering Air 50 10 0 Rated Entering Air db wb 80 6 66 2 27 19 Max Entering Air db wb 110 83 43 28 3 Water Limits Min Entering Water Normal Entering Water Max Entering Water Notes Minimum maximum limits are only for start up conditions and are meant for bringing the space up to occupancy temperature Units are not designed t
79. t one time NOTE This FX10 application implements an alarm history which is reset only by cycling power This history shows on the Alm History page Any alarm showing 4 events has occurred more than 4 times Alarm lock outs are reset by cycling power by pressing the ESC and Return 4 keys simultaneously for a minimum of 15 seconds or by commanding the nviAlarmReset over the BAS network Test mode is enabled by holding the Esc and Down Arrow simultaneously for a minimum of 15 seconds and releasing Test mode times out after 30 minutes and may also be ended by pressing ESC and Up Arrow simultaneously and releasing Test Mode bypasses the On Delay 90 sec and Random Start timers for quicker troubleshooting It also allows cycling the reversing valve without compressor shutdown 24 ENVISION CONSOLE INSTALLATION MANUAL Envision Console Controls N2 N2 Open Long Name nciSetpoints Occupied_Co nciSetpoints Standby_Coo nciSetpoints Unoccupied_ nciSetpoints Occupied_He nciSetpoints Standby_Hea AD 6 nciSetpoints Unoccupi5 6 nciMinClgSetpt ADF 8 nciMaxHtgSetpt 9 nvoSpaceTemp nvoDischAirTemp nvoEffCigSetpt nviSpaceTemp nvoEffHtgSetpt nciAux5LevP nciAux1Temp nciAux2Temp nvoUnitStatus Heat_Outpu nvoUnitStatus Cool_Outpu nvoUnitStatus Fan_Output BD 29 nvoUnitStatus Mode 10 nvounitStatus In Alarm nciPropBand nciRemoteSetptSpan nciRemoteSetptBias nciTempOffset
80. temperature at its coldest for predictive freeze condition detection Low Temp Limit Read shows the water coil low temperature freeze sensing limit that will result in unit shutdown ECM Cmd Output Read shows the commanded speed 0 100 of the ECM Blower Alarms Enumerated Read only O no alarms 1 condensate alarm 2 Compressor Hi Discharge Pressure alarm 3 Compressor low Suction Pressure alarm 4 Freeze sensing alarm 8 Faulty Freeze alarm 9 Loss of Charge AO2 Value Read shows the output value 0 100 of AO2 Sensor Analog Output Type 1 1 1 1 2 1 3 1 4 Space Setpoint Write Raise and lower the heating and cooling setpoints from a single command point volatile reverts to uncommanded after power outage ECM Fan Ovrd Write allows network direct control of the ECM blower speed volatile reverts to uncommanded after power outage AO2 Override Write allows network direct control of the Analog Output 2 volatile reverts to uncommanded after power outage Space temp Ovrd Write allows the network to send space temperature values to the heat pump controller volatile these will supersede any temperature sensor connected to the space temperature Analog Input Analog Value Type 2 2 1 2 2 2 3 2 4 2 5 2 6 2 7 2 8 2 9 2 10 Occupied Cool Write Cooling setpoint in Occupied mode Unoccupied Cool Write Cooling setpoint in Unoccupi
81. ve been satisfied Set Point Control Mode In set point control mode the reversing valve output will be enabled As the temperature falls below the cooling set point and begins to operate in the cooling proportional band the low capacity compressor out put BO 2 will be enabled A PI loop in the program ming of the control will determine when the full capac ity compressor output BO 4 is to be enabled The compressor must be operating in low capacity for a minimum of 30 seconds before the full capacity com pressor output can be enabled During low capacity compressor operation the ECM2 blower will operate in medium speed and will operate in high speed when the compressor is operating at full capacity Thermostat Control Mode In thermostat mode the compressor will be cycled based on Y1 and Y2 calls from a room thermostat When the control receives a Yl command BI 7 from the thermostat the low capacity compressor output BO2 will be enabled and the ECM2 blower will oper ate in medium speed When the control receives a Y2 command BI 8 from the thermostat the full capac ity compressor output will be enabled and the ECM2 blower will operate in high speed During the cooling cycle the reversing valve will be commanded into the ON position 31 Envision Console Controls ENVISION CONSOLE INSTALLATION MANUAL ECM2 Blower Operation Fan speeds will be selected through the user interface or the facility management system

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