Lennox Climatic 50 User Manual
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Lennox Climatic 50 User Manual

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CLIMATIC™ 50
USER MANUAL
CHILLERS
English
January 2005

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Summary of Contents for Lennox Climatic 50

  • Page 1 CLIMATIC™ 50 USER MANUAL CHILLERS English January 2005...

  • Page 3: Table Of Contents

    DS 50 SERVICE DISPLAY ..................50 DS 50 MENU TREE ECOLOGIC RANGE ..............56 DS 50 MENU TREE ECOMAX RANGE ..............65 FAULTS CODES ......................74 BMS Points ......................... 76 ModBus........................76 LonWorks.......................79 CLIMATIC 50 user manual – chillers ranges CL50-CHILLERS/IOM/0105-E...

  • Page 4: Introduction

    It inherits 15 years of technology and field operating experience from its predecessors the CLIMATIC 1 and CLIMATIC LENNOX has found the latest hardware technology available on the market place and developed a software specifically designed for water chiller applications, maximising the LENNOX units efficiency and performance.

  • Page 5: Wiring Connections And Communication

    WIRING CONNECTIONS AND COMMUNICATIONS IMPORTANT WARNING Any wiring modification on the CLIMATIC 50 must be done by Lennox technician or employees having valid electrical qualification and authorisation. For any modification of wiring on the 24V supply or on 4-20mA sensor, check the polarity prior to apply the power.

  • Page 6: Climatic 50 Controller - Option Dc50 Remote Connection

    WIRING CONNECTIONS AND COMMUNICATIONS CONNECTION DIAGRAM CLIMATIC 50 CONTROLLER - OPTION DC50 REMOTE CONNECTION CLIMATIC 50 user manual – chillers ranges CL50-CHILLERS/IOM/0105-E...

  • Page 7: Communication Bms

    This is used to link a Climatic to a BMS network for remote control of the unit. Description The Climatic 50 can communicate according to various protocole: 1. Climatic protocol for connection with KP06 (see specific KP06 manual) or other Lennox communication products (3932 = 0) 2. MODBUS Protocol (3932 = 1) 3.
  • Page 8 Lonworks address I_Sp_BMS_Dog). Every second, the Climatic 50 decreases the value of this address by 1. If this address reaches zero, then the Climatic 50 works as a stand alone unit in order to check continuously the communication with BMS.

  • Page 9: Communication Master/Slave

    One unit is the back-up unit and will operate if any of the other units has a failure. • Rolling Back-up mode Same as above, except the "back-up" unit will be different each Tuesday. CLIMATIC 50 user manual – chillers ranges CL50-CHILLERS/IOM/0105-E...

  • Page 10: Scheduling

    5. Forced Low Speed Ventilation Operation (Low noise) Note: “Monday” is the first day of the week for the scheduling on CLIMATIC As a factory setting, only Zone A is activated 24hours a day, 7 days a week CLIMATIC 50 user manual – chillers ranges CL50-CHILLERS/IOM/0105-E...

  • Page 11: Anticipation - Heat Pump Mode Only

    8.00 am 3221 set at 3°C 3222 set at 10mn/°C If outside temperature is 0°C, the zone A will start at 7.30 am 7.30 am Outside air temp 8.00 am 3°C 0°C CLIMATIC 50 user manual – chillers ranges CL50-CHILLERS/IOM/0105-E...

  • Page 12: Change Over - Reversible Units

    The set point 3312 is the outside air temperature under which the unit will operate as a heat pump. 3313 Change over summer setting The set point 3313 is the outside air temperature over which the unit will operate as a chiller. Outside air temp 12°C 23°C CLIMATIC 50 user manual – chillers ranges CL50-CHILLERS/IOM/0105-E...

  • Page 13: Evaporator Pumps Control

    : Start the pump at least 1 minute before validating the remote ON/OFF switch operation. Switch off the pump 2 minutes at least after the remote ON/OFF switch has gone to 0. CLIMATIC 50 user manual – chillers ranges CL50-CHILLERS/IOM/0105-E...
  • Page 14 50 control only stops the pumps 2 minutes at least after the request to switch the whole unit OFF has been given, in order to prevent any risks of freezing the evaporator heat exchanger. CLIMATIC 50 user manual – chillers ranges CL50-CHILLERS/IOM/0105-E...

  • Page 15: Thermostat - Set Point Calculation

    Calculation of the chilled water set point: ² Values are given for indications only. Gradient can be positive or negative. Calculated Set Point 3331 40°C 3332 Outdoor 30°C Temperature 3334 3333 0°C 19°C THERMOSTAT - Control principle CLIMATIC 50 user manual – chillers ranges CL50-CHILLERS/IOM/0105-E...
  • Page 16 % of CF / °C (Diff vs Set point) / min REACTIVITY for Cooling Mode can be adjusted in menu 3325 REACTIVITY for Heating Mode can be adjusted in menu 3335 CLIMATIC 50 user manual – chillers ranges CL50-CHILLERS/IOM/0105-E...

  • Page 17: Compressors Control

    2419, 2429….2469 Compressor XXX was not started for at least 6 minutes. The state of each compressor can be checked in the following menu: 2412, 2422, 2432…, 2462 CLIMATIC 50 user manual – chillers ranges CL50-CHILLERS/IOM/0105-E...

  • Page 18: High Pressure Unloading

    High Pressure Unloading is controlled as an additional virtual ventilation stage while the HP is over 22 bars. See explanation in the fan control section. CLIMATIC 50 user manual – chillers ranges CL50-CHILLERS/IOM/0105-E...

  • Page 19: Defrost - Heat Pump

    9. start fans at full speed in order to dry the exchanger for a period that can be adjusted with set point 3435. 10. end of defrost Two different type of Defrost demand are possible: • Dynamic defrost (set point 3431 = 0) • Cycling defrost (set point 3431 = 1) CLIMATIC 50 user manual – chillers ranges CL50-CHILLERS/IOM/0105-E...
  • Page 20 For the dynamic defrost the unit will run this minimum amount of time. For cycling defrost, this is the time delay to start the defrost once the temperature conditions are met 3435 Fan running time after the defrost cycle in order to dry the exchanger. CLIMATIC 50 user manual – chillers ranges CL50-CHILLERS/IOM/0105-E...

  • Page 21: Driving The Electronic Expansion Valve

    Stays ON when Alarm is ON (Refer to Faults and Alarms section) pLan (Green) Stays ON when the communication is established with CLIMATIC 50 – Flashes when the communication is disturbed or broken. CLIMATIC 50 user manual – chillers ranges CL50-CHILLERS/IOM/0105-E...
  • Page 22 The address of each expansion valve driver must be set-up in order to ensure a good communication between the Climatic 50 and the diver. The address can be changed by using the dip switches that are under the Driver cover.

  • Page 23: Condensing Fans Control

    Pressure > 15 bar V.F. increasing 10 bar < Pressure < 15 bar V.F. unchanged Pressure < 10 bar V.F. decreasing Ventilation Factor 100% Circuit unloading V3 GV V2 GV V1 GV Nothing CLIMATIC 50 user manual – chillers ranges CL50-CHILLERS/IOM/0105-E...
  • Page 24 14.5 bars < Pressure < 15.5 bars PWM.F. unchanged Pressure < 14.5 bars PWM.F. decreasing PWM Factor 100% 100% Speed in % of max PV Value for PWM.F can be seen on menu 2615 on a DS50 CLIMATIC 50 user manual – chillers ranges CL50-CHILLERS/IOM/0105-E...
  • Page 25 For a unit set point of 7°C supply temperature, a 20mA signal will give a 12°C return temperature set point. In any case, with a unit running with clear water, the chilled water supply temperature set point CAN NOT be adjusted to a value below 6°C. CLIMATIC 50 user manual – chillers ranges CL50-CHILLERS/IOM/0105-E...

  • Page 26: Remote Water Temperature Set Point

    In the case where the free cooling fans are the same as the main refrigeration circuit fans, (which is the most popular mode for Lennox units), they are constantly running if the compressors are stooped and if the chilled water outlet temperature is above the set point defined in menu 3321 and 3322.

  • Page 27: Energy Recovery

    When switching to energy recovery mode (Activation of the flow switch + 5s) the fans of the considered circuit are stopped by forcing the fan’s capacity factor to 0%. Then the fans are controlled as usual CLIMATIC 50 user manual – chillers ranges CL50-CHILLERS/IOM/0105-E...

  • Page 28: Fault Codes

    FAULT CODES CLIMATIC 50 user manual – chillers ranges CL50-CHILLERS/IOM/0105-E...

  • Page 29: Chilled Water Temperature, Out Of Range

    Set point 3341+2°C < TS < set point 3342 -5°C Possible causes Solving the problem Faulty Chilled water inlet or outlet temperature Replace the probe. probes Wiring problem with the probes, disconnect the Check the probe connections. sensor. CLIMATIC 50 user manual – chillers ranges CL50-CHILLERS/IOM/0105-E...

  • Page 30: Insufficient Water Flow Rate

    Check the pump connections Problem with the flow switch wiring Check the flow switch connections Dirty or clogged water filter. Clean the water filter. Wrong setting of the flow switch. Check the flow switch settings. CLIMATIC 50 user manual – chillers ranges CL50-CHILLERS/IOM/0105-E...

  • Page 31: Communication With The Extension Board

    The fault signal disappears automatically as soon as the communication is back on line. Possible causes Solving the problem Damaged BM50 or BE50 Replace the defective component Wrong wiring or loose connection between BM50 Check connections and wiring. and BE50 CLIMATIC 50 user manual – chillers ranges CL50-CHILLERS/IOM/0105-E...

  • Page 32: Low Pressure Cut Out

    Not enough refrigerant in the circuit. Adjust the refrigerant charge Faulty expansion valve. Check the good working of the expansion valve. Dirty filter drier. Change the filter drier Faulty low pressure sensor. Replace the low pressure sensor. CLIMATIC 50 user manual – chillers ranges CL50-CHILLERS/IOM/0105-E...

  • Page 33: Evaporator Freezing Protection

    Check pressure sensor connections and wiring. Insufficient water flow rate in the evaporator. Check flow rate and adjust flow switch if necessary. Clogged evaporator Clean evaporator. Check set points Replace pressure sensor. CLIMATIC 50 user manual – chillers ranges CL50-CHILLERS/IOM/0105-E...

  • Page 34: Faults Probes And Sensors

    The unit returns to normal operation after the signal from the faulty probes or sensors is re-established. Possible causes Solving the problem Damaged probes or sensors Remplace probe or sensor Wrong wiring or loose connection on a probe or Check probes and sensors connections and sensor wiring. CLIMATIC 50 user manual – chillers ranges CL50-CHILLERS/IOM/0105-E...

  • Page 35: Compressor Electrical Protection

    If the fault signal comes from the internal compressor protection, it can be automatically reset. In this case, Climatic 50 will restart the concerned circuits 30 minutes after shutdown. After three automatic reset of the compressor fault signal, the circuit n can only be restarted by a manual reset of the fault signal.

  • Page 36: High Pressure Too High

    Fan out of order Change the fan Wrong wiring or wrong setting of the high Check the wiring and the setting of the HP pressure, pressure switch. switch. Dirty Filter Drier Change the filter drier. CLIMATIC 50 user manual – chillers ranges CL50-CHILLERS/IOM/0105-E...

  • Page 37: Insufficient Flow Rate Provided By The Pump

    Check the pump connections Problem with flow switch wiring. Check the flow switch connection Dirty water filter Clean the water filter Wrong setting of the flow switch Adjust the setting of the flow switch CLIMATIC 50 user manual – chillers ranges CL50-CHILLERS/IOM/0105-E...

  • Page 38: Fans Circuit Breakers Open

    The fault is cleared automatically as soon as the fans circuit breakers are closed Possible causes Solving the problem Wrong wiring or tightening of the connections. Control all connections Wrong setting on the circuit breaker Set circuit breaker according with compressor normal running current CLIMATIC 50 user manual – chillers ranges CL50-CHILLERS/IOM/0105-E...

  • Page 39: Pump Circuit Breaker Open

    The fault is automatically reset as soon as the pump circuit breaker is closed. If the unit was stopped (case 1), the unit will restart automatically 20 seconds after the fault signal has disappeared and the climatic 50 has restarted the pump. Possible causes Solving the problem Wrong wiring or tightening of the connections.

  • Page 40: Climatic™50 Inpout/ Output Mapping

    -J4.ID2: Custom 2 -J6.NO2: Custom 2 -J9.B2: Energy recovery Outlet (NTC) or Custom 2 -J4.ID3: Custom 3 -J7.NO3: Custom 3 -J10.B3: Custom 3 -J4.ID4: Custom 4 -J8.NO4: Custom 4 -J10.B4: Custom 4 CLIMATIC 50 user manual – chillers ranges CL50-CHILLERS/IOM/0105-E...

  • Page 41: Control Interface And Displays

    CONTROL INTERFACES AND DISPLAYS Display Connections and Dip Switches Configuration See page 4 : "Connection diagram : CLIMATIC™ 50 controller – option DC50 remote connection" CLIMATIC 50 user manual – chillers ranges CL50-CHILLERS/IOM/0105-E...

  • Page 42: Dc 50 Confort Display

    Connect the cable from the main board on the RJ12 plug on the back of the DC50 display • Fasten the front panel on the back piece using the flush head screws supplied • Finally fit the click-on frame CLIMATIC 50 user manual – chillers ranges CL50-CHILLERS/IOM/0105-E...

  • Page 43: Jumpers

    When a shielded wire is used the metallic case of the "Terminal connection box" DT50 must be earthed. RJ12 PIN connection SC Terminals RJ12 Pin conn Description shield / earth +VRL=30V Rx- / Tx- Rx+ / Tx+ +VRL=30V CLIMATIC 50 user manual – chillers ranges CL50-CHILLERS/IOM/0105-E...

  • Page 44: Terminal Display Address Configuration

    To change the address of the terminal display press the key once. Use the keys to select the desired value and confirm by pressing If the address was changed it will display the below screen. CLIMATIC 50 user manual – chillers ranges CL50-CHILLERS/IOM/0105-E...
  • Page 45 To exit the configuration procedure and save the data, select the filed "OK?NO", choose "Yes" using the keys and confirm by pressing If the terminal remains inactive (no button is pressed) for 30 seconds, the configuration procedure is aborted automatically. CLIMATIC 50 user manual – chillers ranges CL50-CHILLERS/IOM/0105-E...

  • Page 46: Main Screen

    "override menu" Cancel “Override” Main Screen Water temperature outlet Flow status Unit operating mode : Cooling or heating Current time zone Outdoor air temperature Z : A Z : B Z : C CLIMATIC 50 user manual – chillers ranges CL50-CHILLERS/IOM/0105-E...
  • Page 47 It will revert back to main screen after 15 seconds, if no activity Clock Menu From main screen press the clock key, the following menu appears: Increase Valid Back to main Decrease CLIMATIC 50 user manual – chillers ranges CL50-CHILLERS/IOM/0105-E...
  • Page 48 Outdoor air temperature Calculated set point Example: The gradient can be positive or negative Outdoor air temperature It will revert back to main screen after 15 seconds if no activity. CLIMATIC 50 user manual – chillers ranges CL50-CHILLERS/IOM/0105-E...
  • Page 49 Alarm screen AMBER Alarm history Alarm History Menu AMBER Alarm history You can scroll down this menu using the arrow keys and select one of the alarm messages by pressing the return key. CLIMATIC 50 user manual – chillers ranges CL50-CHILLERS/IOM/0105-E...
  • Page 50 If you choose to stop the Unit in the previous screen the following screen will then appear. The unit can then be switched back ON by pressing the return key once more. CLIMATIC 50 user manual – chillers ranges CL50-CHILLERS/IOM/0105-E...
  • Page 51 In this menu you can choose the number of days you want the selected time zone to override. Increase the number of days by pressing the Up or down keys. + 1 day Valid - 1 day CLIMATIC 50 user manual – chillers ranges CL50-CHILLERS/IOM/0105-E...

  • Page 52: Keys

    Five languages are available in addition to English. The required language must be specified at the time of order. In this menu the specified language can be selected using the up and down keys. The “prg” key validates the choice and start the controller CLIMATIC 50 user manual – chillers ranges CL50-CHILLERS/IOM/0105-E...

  • Page 53: Main Menu

    Pressing the arrow keys allows you to move up and down the menu tree. The selected item changes to CAPITAL letter. It can then be selected by pressing the “return” or “select” key Down Select CLIMATIC 50 user manual – chillers ranges CL50-CHILLERS/IOM/0105-E...
  • Page 54 Pressing “ESC” at any time sends you back one level up the menu tree. In the example shown above “ESC” must be pressed 3 times to go back to the main menu (0000) Pressing “ESC” will invalidate any changes made to a value in a setting page. CLIMATIC 50 user manual – chillers ranges CL50-CHILLERS/IOM/0105-E...

  • Page 55: Alarms

    Alarm Date and Time Pressing the “ALARM” key resets all the alarms The number of active alarms goes to 0, no active alarm shown in the menu, the “bell” key is switched off. Select CLIMATIC 50 user manual – chillers ranges CL50-CHILLERS/IOM/0105-E...
  • Page 56 (3120). Selecting the HOUR for displays the page 3121 shown bellow: Minimum setting Validate and back one level Up one level Factory setting Current setting Maximum setting CLIMATIC 50 user manual – chillers ranges CL50-CHILLERS/IOM/0105-E...
  • Page 57 3. Circuit 1 operation (HP, LP, superheat vs set point) 4. Circuit 2 operation (HP, LP, superheat vs set point) Those screens can be reached by pressing the Prg key while being on the screen 2400. CLIMATIC 50 user manual – chillers ranges CL50-CHILLERS/IOM/0105-E...

  • Page 58: Ds 50 Menu Tree Ecologic Range

    On/Off 2-Relay 2 2152 On/Off 3-Relay 3 2153 On/Off 4-Relay 4 2154 On/Off 6-In. Custom. 2160 1-Switch 1 2161 On/Off 2-Switch 2 2162 On/Off 3-Switch 3 2163 On/Off 4-Switch 4 2164 On/Off CLIMATIC 50 user manual – chillers ranges CL50-CHILLERS/IOM/0105-E...
  • Page 59 1-Config. 2411 Liste 2-State 2412 Liste 3-Sw State 2413 On/Off 4-Sw High P. 2414 On/Off 5-Sw Low P. 2415 On/Off 6-Relay 2416 On/Off 7-H.Pump 2417 On/Off 8-Bypass 2418 On/Off 9-Run Time 2419 CLIMATIC 50 user manual – chillers ranges CL50-CHILLERS/IOM/0105-E...
  • Page 60 2450 2451 Liste 2-State 2452 Liste 3-Sw State 2453 On/Off 4-Sw High P. 2454 On/Off 5-Sw Low P. 2455 On/Off 6-Relay 2456 On/Off 7-H.Pump 2457 On/Off 8-Bypass 2458 On/Off 9-Run Time 2459 CLIMATIC 50 user manual – chillers ranges CL50-CHILLERS/IOM/0105-E...
  • Page 61 1-Config. 2641 Liste 2-State 2642 Liste 3-Sw State 2643 On/Off 4-Relay 2644 On/Off 5-Fan 1 - Circuit 2 2650 1-Config. 2651 Liste 2-State 2652 Liste 3-Sw State 2653 On/Off 4-Relay 2654 On/Off CLIMATIC 50 user manual – chillers ranges CL50-CHILLERS/IOM/0105-E...
  • Page 62 2681 Liste 2-State 2682 Liste 3-Sw State 2683 On/Off 4-Relay 2684 On/Off 1-Recovery 2710 1-Config. 2711 Liste 7-Option 2700 2-State 2712 Liste 3-Inlet 2713 °C 4-Outlet 2714 °C 5-Sw State 2715 On/Off CLIMATIC 50 user manual – chillers ranges CL50-CHILLERS/IOM/0105-E...
  • Page 63 Outlet chilled water temperature set point 2-Water 3320 1-Sp Wat.1 3321 °C (see page 11 – IOM Climatic 50) – minimum with Cool 5 / -10 Glycol according to % *[Water SP] Outlet chilled water temperature set point 2-Sp Wat.2 3322 °C...
  • Page 64 *[Water SP] Outlet hot water temperature set point 3330 1-Sp Wat.1 3331 °C Heat (see page 13 – IOM Climatic 50) *[Water SP] Outlet hot water temperature set point 2-Sp Wat.2 3332 °C (see page 13 – IOM Climatic 50)
  • Page 65 3920 1-ID 3921 unit from 1 to 4 for m aster slave operation. *[ Configuration ] Number of units on the BUS. 1-Number 3922 Unit with address N°1 is always the master. CLIMATIC 50 user manual – chillers ranges CL50-CHILLERS/IOM/0105-E...
  • Page 66 3923 Liste details *[ Configuration ] Identification number on the 485 3-BMS 3930 1-ID 3931 *[ Configuration ] Type of BMS 0 Mode Lennox 2-Type 3932 Liste Climatic; 1 MODBUS; 2 LONWORKS BMS communication speed between 1200BDS 3-Baud 3933 Liste...

  • Page 67: Ds 50 Menu Tree Ecomax Range

    3- T°- Saturated. 2153 °C 4- T°. Suction. 2154 °C 5- P. Condensing 2155 6- P. Saturated 2156 6-Other 2160 1-Sw On/Off 2161 On/Off 2-Sw Flow 2162 On/Off 3-Sw Dis. C1 2163 On/Off CLIMATIC 50 user manual – chillers ranges CL50-CHILLERS/IOM/0105-E...
  • Page 68 4-Sw State 2314 On/Off 5-Relay 1 2315 On/Off 6-Running T. 1 2316 7-Relay 2 2317 On/Off 8-Running T. 2 2318 4-Compressor 2400 1-Comp.1 - Circ.1 2410 1-Config. 2411 Liste 2-State 2412 Liste CLIMATIC 50 user manual – chillers ranges CL50-CHILLERS/IOM/0105-E...
  • Page 69 On/Off 7-Valve 2447 On/Off 8-Run Time 2448 5-Comp.3 1-Config. 2450 2451 Liste 2-State 2452 Liste 3-Sw State 2453 On/Off 4-Sw High P. 2454 On/Off 5-Sw Low P. 2455 On/Off 6-Relay 2456 On/Off CLIMATIC 50 user manual – chillers ranges CL50-CHILLERS/IOM/0105-E...
  • Page 70 7-Relay 4 2617 On/Off 8-Relay 5 2618 On/Off 9-Modulat. 2619 1-Fan - Circuit 2 2620 1-Config. 2621 Liste 2-State 2622 Liste 3-Sw State 2623 On/Off 4-Relay 1 2624 On/Off 5-Relay 2. 2625 On/Off CLIMATIC 50 user manual – chillers ranges CL50-CHILLERS/IOM/0105-E...
  • Page 71 2646 On/Off 7-Relay 4 2647 On/Off 8-Relay 5 2648 On/Off 9-Modulat. 2649 1-Recovery 2710 1-Config. 2711 Liste 7-Option 2700 2-State 2712 Liste 3-Inlet 2713 °C 4-Outlet 2714 °C 5-Sw State 2715 On/Off CLIMATIC 50 user manual – chillers ranges CL50-CHILLERS/IOM/0105-E...
  • Page 72 *[Water SP] Outlet chilled water temperature set point 1-Water 3310 1-Sp Wat.1 3311 °C (see page 11 – IOM Climatic 50) – minimum with Cool 3-Control 3300 5 / -10 Glycol according to % *[Water SP] Outlet chilled water temperature set point 2-Sp Wat.2...
  • Page 73 Stages + = Single speed stage fans 3-Circuit 3 3833 Liste Modulation = 1 fan with speed control, others with single speed Low Speed = 1 fan with 2 speed others with single speed CLIMATIC 50 user manual – chillers ranges CL50-CHILLERS/IOM/0105-E...
  • Page 74 *[ Configuration ] Number of units on the BUS. 1-Number 3922 Unit with address N°1 is always the master. *Master / Slave relationship: refer to page 7 for 2-Type 3923 Liste details CLIMATIC 50 user manual – chillers ranges CL50-CHILLERS/IOM/0105-E...
  • Page 75 Unit Factory Comments *[ Configuration ] Identification number on the 485 3-BMS 3930 1-ID 3931 *[ Configuration ] Type of BMS 0 Mode Lennox 2-Type 3932 Liste Climatic; 1 MODBUS; 2 LONWORKS BMS communication speed between 1200BDS 3-Baud 3933 Liste...

  • Page 76: Faults Codes

    See page 32 Low presure Faulty Sensor, 2 Circuit 2 Compressor elec. failure See page 33 Circuit 2 High Pressure cut See page 34 Circuit 2 Low Pressure Cut See page 30 CLIMATIC 50 user manual – chillers ranges CL50-CHILLERS/IOM/0105-E...
  • Page 77 EEV n, Error Valve Not Closed EEV n, Error LP sensor or suction probe EEV n, Error See page 32 Motor EEV n, Error EEPROM EEV n, Error Battery EEV n, Error CLIMATIC 50 user manual – chillers ranges CL50-CHILLERS/IOM/0105-E...

  • Page 78: Bms Points

    2317 [On/Off] Compressor 1, Circuit 1 2416 [On/Off] Compressor 2, Circuit 1 2426 [On/Off] Compressor 3, Circuit 1 2436 [On/Off] Compressor, Heat pump, Circuit 1 2417 [On/Off] Compressor 1, Circuit 2 2446 CLIMATIC 50 user manual – chillers ranges CL50-CHILLERS/IOM/0105-E...
  • Page 79 [Inoccupation][Water SP] Required minimum water temperature in °C. 3331 1.0°c Heating set point (BMS) not used not used not used 1 = 1h [Clock] Hour 3121 1 = 1m [Clock] Minute 3122 CLIMATIC 50 user manual – chillers ranges CL50-CHILLERS/IOM/0105-E...
  • Page 80 10 = [Dry contact] Temperature, Free 2, BE50-J9-B2 2172 1.0°c 10 = [Dry contact] Temperature, Free 3, BE50-J10-B3 2173 1.0°c 10 = [Dry contact] Temperature, Free 4, BE50-J10-B4 2174 1.0°c not used CLIMATIC 50 user manual – chillers ranges CL50-CHILLERS/IOM/0105-E...

  • Page 81: Lonworks

    [Pressure] High, Circuit 1 (Bar) 2125 O_Ia_P_HP_1 output [Pressure] Low, Circuit 1 (Bar) 2126 O_Ia_P_BP_1 output [Pressure] High, Circuit 2 (Bar) 2135 O_Ia_P_HP_2 output [Pressure] Low, Circuit 2 (Bar) 2136 O_Ia_P_BP_2 output CLIMATIC 50 user manual – chillers ranges CL50-CHILLERS/IOM/0105-E...
  • Page 82 DGT 28 O_Od_FCoil_11_HS output [On/Off] Fans, Circuit 1 2624 DGT 29 O_Od_FCoil_21 output [On/Off] Fan, High speed, Circuit 2 2654 DGT 30 O_Od_FCoil_12_HS output [On/Off] Fans, Circuit 2 2664 DGT 31 O_Od_FCoil_22 output CLIMATIC 50 user manual – chillers ranges CL50-CHILLERS/IOM/0105-E...
  • Page 84 OTHER COUNTRIES : www.lennoxdistribution.com CL50- Due to Lennox's ongoing commitment to quality, Specifications, Ratings and Dimensions subject to change without notice and without incurring liability. CHILLERS-IOM/ Improper installation, adjustment, alteration, service or maintenance can cause property damage or personal injury.

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