User manual CLIMATIC™ 50 - CHILLERS
Contents
1. Circ 1 Cp 1 Circ 1 Cp 2 Circ 1 Cp 3 Circ 2 Cp 1 Disable the compressor N 1 on the circuit N 1 Disable the compressor N 2 on the circuit N 1 Disable the compressor N 3 on the circuit N 1 Disable the compressor N 1 on the circuit N 2 Circ 2 Cp 2 Disable the compressor N 2 on the circuit N 2 Circ 2 Cp 3 Disable the compressor N 3 on the circuit N 2 Z A Unit operating Zone A Z B Unit operating Zone B Z C Unit operating Zone C Uno Unit operating Zone Unoccupied Bms Unit operating Zone BMS Free Free for BMS system information Elec H Electrical heaters fault Reversible unit only ANALOG INPUTS Example BE50 J4 1D1 l Contact Electrical characteristics The analog input on the same connector J9 B1 and B2 must use the same type of signal 4 20mA or NTC As well the analog input on the same connector J10 B3 and B4 must use the same type of signal 4 20mA or NTC The corresponding between the connectors and the settings is 3851 gt Setting for the analog input on the connector BE50 J9 B1 3852 gt Setting for the analog input on the connector BE50 J9 B2 3853 gt Setting for the analog input on the connector BE50 J10 B3 3854 gt Setting for the analog input on the connector BE50 J10 B4 The following items can be used for each input Not Used Not used S P Water Water set point 4 20mA signal S P Offset Water set point offset 4 20mA signal Fre2. Heat Pump Customer version Page 22 CL50 CHILLER IOM_CUST 0808 E DC50 COMFORT DISPLAY Navigation in the screens Main menu 0000 S 5 4 Ue f SB Le x sh A sj Mn i A DC 50 comfort AAA Al 1 Alarm Data 3 Setting DC 50 comfort 1 Alarm 2 Dat a 3 Setting DC 50 comfort 2100581 1 Temr rature 2 Cirecuit 1 ME Circuit 2 CLIMATIC 50 Chiller Heat Pump Customer version DC 50 comfort CL50 CHILLER IOM_CUST 0808 E LENNOX gt The four digits in brackets indicate the number of the current menu The two digits beside the brackets indicate the pLan number of the selected card The display on the right indicates the period of operation and the current time conditions Scrolling the menus Press button Tor L to move the cursor upwards or downwards The item selected is displayed in CAPITAL letters preceded by the symbol gt It can then be selected by pressing button A or symbol beside the number of the first or third line indicates the existence of one or more additional lines Example 5 5 to S 9 show how the menu tree changes each time button from the menu is pressed Data 2000 General 2100 Temperature 2110 2111 Outside temperature 16 0 C 2112 Inlet temperature 12 0 C 2113 Outlet temperature 07 0 C Press Esc at any time sends to return to the previous level of the menu tree In the example
3. identified as follow 824 825 24V relay customers power supply Option 826 827 24V power ON the unit Option 804 805 Remote alarm reset NC Enable Reset 808 809 Water evaporator customer flow switch 890 891 Remote ON OFF of the unit 870 871 872 Alarm relay NC Alarm OFF Connection The following figure described how to connect the free dry contacts of Climactic 50 For the contacts 824 825 and 826 827 refers to the electrical diagram Remote ON OFF 808 Water Evaporator Flow Switch 890 3 Open Unit OFF i Open Flow OFF Closed Unit ON 809 Closed Flow ON b e e e e e e e I I I J d yd ll a i Ill l J l a a 891 Remote Reset Alarm Open Reset OFF Closed Reset ON The reset is enable only on a positive front edge of the signal p 804 805 CLIMATIC 50 Chiller HeatPump Customerversion see Page 14 CL50 CHILLER IOM_CUST 0808 E CONFIGURATION OF THE BM50 pLAN ADDRESS LENNOX Function It may be necessary to change the address of the BM50 card on the pLan network mainly in the case of Master Slave installation To do this use the following procedure Description Set the address of the DS DC50 display to 0 Sds 1 Access the configuration mode by pressing the buttons T V lt for at least 5 seconds until the Sds 1 screen appears Press button to position the cursor over th
4. 50 For the countries of the Euro the controller allows the automatic swing of the hour summer in hour winter and vice versa This functionality can be cancelled by menu 3126 3121 gt Hour 3122 gt Minute 3123 gt Day of the month 3124 gt Month 3125 gt Year 3126 gt Enable automatic switch summer time winter time SCHEDULING Function Controlling operation of the unit according to the time and day Description Climatic 50 can handle 4 time zones over the 7 days of the week e Zone unoccupied Night Zone A Day A Zone B Day B Zone C Day C Starting time hours and minutes of each of these zones for each days of the week can be set using menus 3211 to 3214 press PRG key to change day Each set point integrates the hour and minute s adjustment thus a value of 8 3 equal 8 30 a m 3211 gt Hour minute of the night starting time unoccupied 3212 gt Hour minute of the day A starting time 3213 gt Hour minute of the day B starting time 3214 gt Hour minute of day C starting time 8h00 12h00 13h50 20h30 22h00 CLIMATIC 50 Chiller HeatPump Customerversion Page 9 CL50 CHILLER IOM_CUST 0808 E SCHEDULING CLOCK SETTING LENNOX J For each time zone the set following set points following can be modified Water temperature Cooling Water T Set point A Yes Cooling Water T Set point B Cooling Air Ambient T Se
5. Compressor Circuit 2 Low Pressure or Freeze protection bit 6 not used bit 7 not used bit 8 not used bit 9 not used bit 10 not used bit 11 not used bit 12 Compressor Circuit 1 Electronic Expansion Valve bit 13 Compressor Circuit 2 Electronic Expansion Valve bit 14 not used bit 15 not used Page 33 ERROR CODES ALARMS 001 Flow Rate Water Evaporator 011 Electrical Heater s 012 High Outlet Water Temperature 013 Low Inlet Water Temperature 022 Low Outlet Water Temperature 023 High Inlet Water Temperature 040 Pump Flow 041 Pump 1 042 Pump 2 070 Clock card 071 BE50 081 Temperature Probe Water Inlet 083 Temperature Probe Outside 085 Temperature Probe Water Outlet 086 Temperature Probe Water Heat Recovery Inlet 087 Temperature Probe Water Heat Recovery Outlet 092 Circuit 1 Condenser fan 093 Circuit 2 Condenser fan 094 Circuit 3 Condenser fan 108 Correction Power factor 111 Circuit 1 Probe High Pressure 112 Circuit 1 Probe Low Pressure 114 Circuit 1 Compressor s 115 Circuit 1 High pressure 117 Circuit 1 Low pressure 118 Circuit 1 Risk of Frosting 121 Circuit 2 Probe High Pressure 122 Circuit 2 Probe Low Pressure 124 Circuit 2 Compressor s 125 Circuit 2 High pressure 127 Circuit 2 Low pressure 128 Circuit 2 Risk of Frosting 210 Circuit 1 EEV Driver 211 Circuit 1 EEV Low Superheat Temperature 214 Circuit 1 EEV L O P 215 Circuit 1 EEV Valve NOT Closed 21
6. J14 and J15 set between2 3 Connectors B and C are powered in parallel but connector A and screw connector SC are not Displays connected to these ports will not be powered If J14 and J15 are set in different positions the terminal connection board DT50 DOES NOT WORK and so the connected displays do not operate CLIMATICT 50 Chiller Heat Pump Customer version ese Page5 CL50 CHILLER IOM_CUST 0808 E WIRING CONNECTIONS LENNOX gt Ferrites Protection of Displa To avoid the appearance of disturbances HF which can cause the destruction of components in the displays you must equip the cable with a ferrite when installing it provided by Lennox COMMUNICATION MASTER SLAVE The intercard bus pLan is connected to Climatic 50 on the J11 connector of board BM50 A star connection is not recommended for an optimum operation it is advised to connect a maximum of two cables per unit Connection must be carried out by the following cable Cable length up to 300m AWG22 0 34 mm 7 2 pairs crossed with screen Cable length up to 500m LIYCY P 0 34 mm 7 2 pairs with general shield he cable length should not exceed 500m For a better electromagnetic protection Lennox recommends the use of LiYCY P cable Warning The power 24Vac of boards BM50 should not be connected to the earth CLIMATIC 50 Chiller HeatPump Customerversion sss Page6 CL50 CHILLER IOM_CUST 0808 E WIRING CO
7. OUT ee eee 11 Selge GIO OU EE EE 14 Configuration of the BM50 plan address rrrrrnnnrnrrvrrnnnnrrernrnnnnnrennrnnnnnrennnnnnsnsenn 15 Allocation of displays to the BM50 aaan een eennneneennnensennnenrennnsenenn 16 DC50 comfort display aiinaaaaaanaaaaaannaaaaaanaaaanannaaanaunanannannananannnnnanananannanaaaanannaaan 17 DOSO ee DR 24 md 40 01010 515 ERA CENNE 34 CLIMATIC 50 Chiller Heat Pump Customer version WWW Bage 2 CL50 CHILLER IOM CUST 0808 E INTRODUCTION LENNOX CLIMATIC 50 The new generation of microprocessor based control CLIMATIC 50 may be fitted to the Lennox Chiller or Heat pump range It inherits 20 years of technology and field operating experience from its predecessors the GLIMATIC 1 and CLIMATIC 2 LENNOX has found the latest hardware technology available on the market place and developed software specifically designed for Chiller and Heat pump applications maximising the LENNOX unit s efficiency and performance Compatibility This documentation is compatible with the programs Chiller and Heat pump e NEOSYS range from software version NA050 01 Warning Any parameter modification should be carried out by trained and licensed competent technician Before start up or restart of a unit controlled by Climatic 50 it is mandatory to check adequacy between Climatic 50 and the unit with its options e Menus 38xx for unit and options e Menus 39xx for communication In
8. at least 5 seconds until the Sds 1 screen appears Press the button to position the cursor over the Setting line Press button again to position the cursor over the I O board adress line With button T or L replace with the address of the BM50 connected and confirmed with button The Sds 5 screen appears Press button The Sds 6 screen appears The field P XX shows the selected pLan address In this example the value 01 has been selected The fields in the Adr column represent the addresses of the terminal displays associated with this BM50 while the Priv Shared column indicates the status of the selected terminal Pr Private Sh Shared Sp Shared Printer N A B BR LENNOX Move the cursor from field to field using button Select the value desired using button T or b To exit the configuration procedure and save the data select the OK No field choose Yes using buttons T or 4 and confirm by pressing pLan address Trm1 of the BM50 DC50 pr 1 17pr Trm1 is reserved to allocate the DC50 to the BM50 Its value differs depending on the pLan address of the BM50 See the opposite table Its status is always Pr Trm3 is reserved to allocate the DS50 to the BM50 Its value is always 32 Its status is always Sh 2 18p gt If the terminal remains inactive no button is pressed for 30 seconds the configuration procedure is aborted automatically CL
9. case of wrong parameters I O links could be incorrect and may create some operation problems for the units and ultimately breakdowns Lennox cannot be held responsible for any claims on the units due to a wrong parameters sequence or a parameters modification carried out by non competent technicians In this case the warranty will be legally null and void CLIMATIC 50 Chiller HeatPump Customerversion sss Pagea CL50 CHILLER IOM_CUST 0808 E WIRING CONNECTIONS LENNOX gt 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 Wrong polarity may cause serious damage and destroy the pLAN network Lennox will not accept liability for damage caused by wrong power connection or any wiring modification done by people without valid training and qualifications Any external connection with the unit using 24Vac voltage should not exceed a length of more than 30m It concerns external contacts connected to Climatic 50 on logical inputs Over 30 m the installer must interface this information with relays or converters In any case the 24Vac control voltage must not be used to drive external function with Climatic 50 logical output WARNING Separate as much as possible probes displays logical input cables from
10. shown above Esc must be pressed 3 times to return to the main menu 0000 Page 23 D550 MENU TREE 1000 nam fT 2000 DATA 2100 GENERAL 2110 TEMPERATURE 2120 CIRCUIT 1 2130 CIRCUIT 2 2140 OTHER 2150 OUT CUSTOM 2160 IN CUSTOM IN CUSTOM 2200 CONTROL COOL WATER oe 2300 COMPRESSOR 2320 CIRC 1 COMP 2 2321 CLIMATIC 50 Chiller Heat Pump Customer version CL50 CHILLER IOM_CUST 0808 E OUTSIDE INLET OFFSET OUTSIDE T SUPERHEAT T COND T SATU T SUCT P COND P SATU T DISCH 11 T DISCH 12 T SUPERHEAT T COND T SATU T SUCT P COND P SATU T DISCH 21 T DISCH 22 SW ON OFF SW FLOW SW RESET SW INOC RSP COOL CAPA COOL OFFSET SW 2 SP RSP HEAT CAPA HEAT OFFSET SW 2 SP CONFIG STATUS SW STATE SW RELAY SW HP SW LP VALVE RUN TIME CONFIG s PPR d ddd dR d dlddd OFF ON OFF ON OFF ON OFF ON OFF ON OFF ON OFF ON OFF ON OFF ON OFF ON OFF ON OFF ON OFF ON OFF ON OFF ON List List OFF ON OFF ON OFF ON OFF ON OFF ON Hour List LENNOX gt D550 MENU TREE LENNOX gt STATUS List SW STATE OFF ON SW RELAY OFF ON SW HP OFF ON SW LP OFF ON VALVE OFF ON RUN TIME Hour 2330 CIRC 1 COMP 3 CONFIG List STATUS List SW STATE OFF ON SW RELAY OFF ON SW HP OFF ON SW LP OFF ON VALVE OFF ON RUN TIME Hour 2340 CIRC 2 COMP 1 CONFIG List STATUS List SW STATE OFF ON SW RELAY OFF ON SW HP OFF ON SW LP OFF ON VALVE OFF ON RUN TIME Hour 2350
11. to override either the desired outlet temperature for 3 hours Sdc 3 DC 50 comfort 12 8 On lut 15 6 Ove Coal Io og D Nk 9 L 7 LA M nas 3 A Sdc 4 DC 50 comfort a Override 3 hours H A Water 88 8 A Cooling aed 1 week override If an override is active the time period display is alterned with the Ove symbol The Esc button is used to cancel the override mode From the main screen press button or 4 Screen Sdc 4 is used to change the override values The present time period is shown on the 2nd line This period will remain fixed for 3 hours Press to position the cursor over the Water SP line With button T or to set the desired temperature and confirm with the Enter button Press lt to position the cursor over the Mode SP line With button T or 4 to set the desired mode and confirm with button The DC50 returns to the main display A single press on the Esc button cancels the changes and returns to the main screen This function overrides the operating periods for a maximum of 7 days Sdc 5 Set Ouerride period Unocour From the Sdc 3 screen press button twice to position the cursor over the Override a period line With button Tor 4 set the period desired and confirm with button The Sdc 5 screen appears With button Tor b set the days of the week to the period desired and confirm with bu
12. 6 Circuit 1 EEV Probe Low Pressure or Suction Temperature 217 Circuit 1 EEV Motor 219 Circuit 1 EEV Battery 220 Circuit 2 EEV Driver 221 Circuit 2 EEV Low Superheat Temperature 224 Circuit 2 EEV L O P 225 Circuit 2 EEV Valve NOT Closed 226 Circuit 2 EEV Probe Low Pressure or Suction Temperature 227 Circuit 2 EEV Motor 228 Circuit 2 EEV E E P R O M CLIMATIC 50 Chiller Heat Pump Customer version CL50 CHILLER IOM CUST 0808 E LENNOX gt Page 34 www lennoxeurope com LENNOX BELGIUM LUXEMBOURG www lennoxbelgium com CZECH REPUBLIC www lennox cz FRANCE www lennoxfrance com GERMANY www lennoxdeutschland com GREAT BRITAIN www lennoxuk com NETHERLANDS www lennoxnederland com POLAND www lennoxpolska com C PORTUGAL www lennoxportugal com RUSSIA www lennoxrussia com SLOVAKIA www lennoxdistribution com SPAIN www lennoxspain com UKRAINE www lennoxrussia com OTHER COUNTRIES www lennoxdistribution com CL50 CHILLERS IOM Cust0808 E Due to Lennox s ongoing commitment to quality the Specifications Ratings and Dimensions are subject to change without notice and without incurring liability Improper installation adjustment alteration service or maintenance can cause property damage or personal injury Installation and service must be performed by a qualified installer and servicing agency
13. A CLIMATIC 50 Chiller HeatPump Customerversion Page 4 CL50 CHILLER IOM_CUST 0808 E AK w WIRING CONNECTIONS LENNOX gt Display DC50 is connected to the Climatic 50 with the DT50 screw connector Connection must be carried out by the following cable Cable length up to 300m AWG22 0 34 mm 2 2 pairs crossed with screen Cable length up to 500m LIYCY P 0 34 mm 2 2 pairs with general shield The cable length should not exceed 500m For a better electromagnetic protection Lennox recommends the use of LiYCY P cable CONNECTION ON DT50 DERIVATOR Terminal connection board installation quide DT 50 The board is fitted with three telephone RJ12 plugs Ensure the board is correctly connected Standard connection is terminal wire function connections earth shield 1 VRL 30Vdc Ist pair A 2 GND nd pair A 3 Rw Tx ard pair A 4 RXITX ord pair B h GND nd pair B 6 WRL 30Vdc Ist pair B Connectors BM50 on connector C DC50 on connector A or C DS50 on connector B Jumpers Displays are supplied directly by the Climatic board with 30Vdc Take particular care at the path this 30V is taking when several boards are being used J14 and J15 can switch on or off the direct current from the power supply J14 and J15 set between1 2 Connectors A B C and screw connector SC are in parallel Power is supplied to all connectors
14. CIRC 2 COMP 2 CONFIG List STATUS List SW STATE OFF ON SW RELAY OFF ON SW HP OFF ON SW LP OFF ON VALVE OFF ON RUN TIME Hour 2360 CIRC 2 COMP 3 CONFIG List STATUS List SW STATE OFF ON SW RELAY OFF ON SW HP OFF ON SW LP OFF ON VALVE OFF ON RUN TIME Hour 2400 EEV 2410 CIRCUIT 1 CONFIG List STATUS OFF ON POSITION 2420 CIRCUIT 2 CONFIG List STATUS OFF ON ep OE POSITION ka 2500 FAN 2510 CIRCUIT 1 2511 CONFIG List 2512 STATUS List 2513 SW STATE OFF ON 2514 MODE List 2515 VALUE C 2516 MAXIMUM 2517 CAPACITY CLIMATIC 50 Chiller Heat Pump Customer version CL50 CHILLER IOM_CUST 0808 E Page 25 D550 MENU TREE CONFIG STATUS SW STATE MODE E 2600 OPTION 2610 COOL 2611 PUMP 2612 2613 2614 2615 2616 2617 2618 CLIMATIC 50 Chiller Heat Pump Customer version CL50 CHILLER IOM_CUST 0808 E VALUE MAXIMUM CAPACITY CONFIG STATUS 1 STATUS 2 SW STATE SW RELAY 1 SW RELAY 2 RUN TIME 1 RUN TIME 2 List List OFF ON List C List List List OFF ON OFF ON OFF ON H H LENNOX gt Page 26 BMS ADDRESS TABLES LENNOX gt ModBus Trend BACnet amp Carel LOGICAL DATA O ON Oo I A ND ak ak mk mk ak ik OT RE N O jek ek NW O JU ID I JU I JU JU DID I DI JU D D VU JU DJ VUV JU JU VU VU VUV JU VU J I Description On Off General On Off of the unit Off Unit OFF On Unit ON Reset Discharges th
15. E50 J4 ID2 Dry contact Digital Input Free 3 BE50 J4 ID3 Dry contact Digital Input Free 4 BE50 J4 ID4 Water Cool Mode Operating not used R R R R R R R R R R R R R R R R R R R R R R R R R R R Water Heat Mode Operating CLIMATICT 50 Chiller Heat Pump Customer version Page 28 CL50 CHILLER IOM_CUST 0808 E BMS ADDRESS TABLES LENNOX gt ANALOGIC DATA Description BMS Activation of the control by a computer or an automat Mode BMS is activated if this value is different from zero This value is decreased every second Unit without pump 0 Started 1 Stopped Unit with pump 1 Stopped 2 P1 Only 3 P2 Only 4 P1 N P2 S 5 P2 N P1 S 6 P1 P2 by clock Unit Change over 0 Cool Only 1 Heat Only 2 Auto Pump 3 Auto No Pump not used Occupation Water SP 10 1 0 Required water temperature in C Cooling set point Occupation Water SP 10 1 0 Required water temperature in C Heating set point Inoccupation Water SP 10 1 0 Required water temperature in C Cooling set point Inoccupation Water SP Required water temperature in C Heating set point 10 1 0 not used not used not used Clock Hour Clock Minute Clock Day of the month Clock Month 1 2001 Clock Year 10 1 0 BMS Outlet temperature coming from the BMS not used 10 1 0 BMS Outdoor temperature coming from the BMS not used not used not used n
16. IMATIC 50 Chiller Heat Pump Customer version CL50 CHILLER IOM_CUST 0808 E Page 16 DC50 COMFORT DISPLAY LENNOX J DC 50 comfort FA 1004 Far Auto ut 83 6 2 8 Cool Function This display is connected remotely it is intended for users with no technical knowledge This display gives access to general operating data of the unit It does not give access to detailed operating data It can be used to set or change the programming of the various time periods and the temperature set point for each period It also has the ability to set a 3 hours override and force an unoccupied mode or any other different time periods for a maximum of 7 days It displays a real time clock and the various fault signals Buttons Prg Access set points Up Access overrides or increase values Clock Access the clock Enter Confirms the selection Esc Return to the previous display 1 Down Access overrides or decrease values Brightness Contrast The display has a set contrast but this can be adjusted manually For manual adjustment of the contrast press the Prg and Clock buttons simultaneously and press buttons or J to increase or reduce the contrast Configuration of the terminal address Sdc 1 The address of the terminal DC50 must be checked after having switching on the card Access the configuration mode by pressing buttons T L simultaneously for at least 5 seconds until the
17. LENNOX User manual CLIMATIC 50 CHILLERS eee Providing indoor climate comfort CL50 CHILLERS IOM_Cust0808 E LENNOX Climatic 50 CHILLER amp HEAT PUMP INCLUDING NEOSYS RANGE USER MANUAL Ref CL50 CHILLER IOM_CUST 0808 E CUSTOMER VERSION LENNOX have been providing environmental solutions since 1895 our range of rooftop and chiller continues to meet the standards that have made LENNOX a household name Flexible design solutions to meet YOUR needs and uncompromising attention to detail Engineered to last simple to maintain and Quality that becomes a standard Further Information on www lennoxeurope com All the technical and technological information contained in this manual including any drawing and technical descriptions provided by us remain the property of Lennox and must not be used except in operation of this product reproduced issued to or made available to third parts without the prior written agreement of Lennox The technical informations and specifications contained in this manual are for reference only The manufacturer reserves the right to modify these without warning and without obligation to modify equipment already sold CLIMATIC 50 Chiller HeatPump Customerversion ee Paget CL50 CHILLER IOM_CUST 0808 E TABLE OF CONTENT LENNOX gt Page MIOCUCHONa NE EE 3 WINNI CORNEGUO ERE EEE EE NE 4 Gog Lo Bles IN EEE EO EN ai zk 8 Schedule oe 9 Customized NAA OUT
18. NNECTIONS LENNOX gt EEEH ai i z 7 UE u HB qe E vance are ect veen li BM50 SERIAL CARD EMSD SERIAL CARD GHD i gt GHD 4 H ace U 1 AS485 MODBUS LON WORKS FIT 104 The communication bus is connected to Climatic 50 Serial Card daughter board on the BM50 A star connection is not recommended for an optimum operation it is advised to connect a maximum of two cables per unit In case of RS485bus a resistance of 1200 1 4W can be connected on the last unit between the terminals and er a SERIAL CARD IN F GHD p P gt o1nect a 120 o1ms VAN and line resistor N Only for Modbus a us 7 Connection must be carried out by the following cable Cable length up to 300m AWG22 0 34 mm 7 2 pairs crossed with screen Cable length up to 1000m LIYCY P 0 34 mm 2 2 pairs with general shield The cable length should not exceed 1000m For a better electromagnetic protection LENNOX recommends the use of LIYCY P cable CLIMATICTV50 Chiller Heat Pump Customer version WW age 7 CL50 CHILLER IOM_CUST 0808 E CONFIGURATION LENNOX Function LENNOXO proposes a parametric designed software for the NEOSYS chillers amp Heat pumps ranges For a first use before any operation of the unit Climatic 50 must be set with parameters in accordance to the range the size and the various options of the unit Description The unit configuratio
19. NT 2 LSp Rununt MS 6 innt ao nr 2 o sp Aununtaws 6 ouput 209 mr 2 tse crower Bus 6 mat aio mr a O sp hover es 6 oupa aio rw 4 isemamems 6 mat fen wr m o Emor Codes 6 oupa 224 5 er output 228 2 O Error Bits 1 2 2 3 8 9 O Error Bits 2 CLIMATIC 50 Chiller Heat Pump Customer version CL50 CHILLER IOM_CUST 0808 E from zero This value is decreased every second Unit without pump 0 Started 1 Stopped Unit with pump 1 Stopped 2 P1 Only 3 P2 Only 4 P1 N P2 S 5 P2 N P1 S 6 P1 P2 by clock Unit Change over 0 Cool Only 1 Heat Only 2 Auto Pump 3 Auto No Pump Unit Activation of the circuits 0 C1 Only 1 C2 Only 2 C1 C2 by clock Alarm bit 0 Flow switch bit 1 High Temperature Outlet bit 2 Low Temperature Inlet bit 3 Low Temperature Outlet bit 4 High Temperature Inlet bit 5 Pump 1 bit 6 Pump 2 bit 7 Real Time Clock bit 8 BE50 bit 9 not used bit 10 Probes amp Sensors bit 11 Fans Condenser Circuit 1 bit 12 Fans Condenser Circuit 2 bit 13 Fans Condenser Circuit 3 bit 14 not used bit 15 not used Alarm bit 0 Compressor Circuit 1 Electric Protection bit 1 Compressor Circuit 1 High Pressure bit 2 Compressor Circuit 1 Low Pressure or Freeze protection bit 3 Compressor Circuit 2 Electric Protection bit 4 Compressor Circuit 2 High Pressure bit 5
20. Off O Sp Unoc 417 occupation mode On inoccupation mode 95 3 n Off Compressor 1 Circuit 1 95 435 n Off Compressor 2 Circuit 1 95 4 On Off Compressor 3 Circuit 1 95 437 On Off Compressor Heat pump Circuit 1 5 5 5 5 5 5 Alarm General On Off Pump 1 r R R BR W W O 9 3 On Off Compressor 1 Circuit 2 9 On Off Compressor 2 Circuit 2 9 On Off Compressor 3 Circuit 2 9 On Off Compressor Heat pump Circuit 2 ANALOGIC DATA m not used R R R R R R R R R R O P lt O O o Sp WCool 1 BMS Occupation Water SP Required water temperature Sp WHeat 1 BMS Occupation Water SP Required water temperature LANL 3 O_Sp_WCool_ 1 Uno 105 output 3 temperature in C Cooling set point Sp_WHeat_1_Uno Inoccupation Water SP Required water temperature in C Heating set point a mouse 408 ov gt Temperature Inlet Water OO N O Temperature Outdoor Air Temperature Outlet Water Pressure Low Circuit 1 Bar 7 N NINDINIMNIN ASIN CLIMATIC M50 Chiller Heat Pump Customer version Page 32 CL50 CHILLER IOM_CUST 0808 E BMS ADDRESS TABLES INTEGER DATA LENNOX gt Type dex Name Typo W Joon donosi oe BMS Activation of the control by a computer or an automat mode BMS is activated if this value is different nr sees oo 6 max 208 nt ospemsbeg 6 oupa ae I
21. Sdc 1 screen appears Press the Enter buttonto position the cursor over the Setting line With button T or J set the address of the display See table below for the DC50 then confirm with button pLan address with DC50 Address BM50 connected 17 21 18 22 19 23 20 24 local display remote display local display remote display local display remote display local display remote display NZ CLIMATIC 150 Chiller Heat Pump Customer version Page 17 CL50 CHILLER IOM_CUST 0808 E DC50 COMFORT DISPLAY Sdc 2 OC 50 comian A al chan ded Main screen Sdc 3 DC 50 comfort 3 Hours override LENNOX gt The Sdc 2 screen appears If after 5 seconds the display is not correct Return to the configuration mode by pressing buttons 1 L lt simultaneously for at least 5 seconds until the Sdc 1 screen appears Press button to position the cursor over the Setting line Press the button again to position the cursor over the I O board address line With the button T or _ replace with the address of the BM50 connected and confirm with button Then repeat the procedure Allocation of Displays to the BM50 On the first line as a double display Outlet temperature On the second line Outside air temperature Current time period Z A Z B Z C Uno Mode of operation Heat Dead or Cool This function can be used
22. ater set points With button Tor L set the desired temperature for period A and confirm with button Press the button Clk to change the time period Repeat the procedure for each time period Z A Z B Z C Uno From the Sdc 9 b screen press the Prg button Screen Sdc 9 b displays the period settings Position the cursor over period A With button Tor amp set the start time for period A and confirm with button Position the cursor over period B With button Tor set the start time for period B and confirm with button Position the cursor over period C With button Tor set the start time for period C and confirm with button Position the cursor over the Uno period With button Tor set the unoccupied period and confirm with button Position the cursor over period A Pressing the Esc returns to the main screen Select the day of the week by repeatedly pressing the Clock button It will revert back to the main screen after 15 seconds without any activity Major Alarm Sdc 10 OC 50 comian 25 82 0n ide zz ener EE OC 50 comian Alarm BL EISTE 1689 293 E 09 07 I M Do sS Hr Lines AAL DC 50 comfort Alarm l A987 17heo el Flow Faulty In the event of activation of a fault on the unit screen Sdc 10 is displayed Button Prg is illuminated All buttons are deactivated The only way to regain control of the DC50 is to resolve the fault on the uni
23. e Setting line With the or 4 button set the address of the display to 00 instead of the standard value of 32 and confirm with button DS 50 service The Sds 2 screen appears Diar las address changed Sds 3 7 Switch the power supply to the BM50 card off then on again after 5 seconds When the Sds 3 screen appears press the Alarm and T buttons Pra EEE HEHE T for 5 seconds gt T self Test UP Please wait S le vc EEEN 0 fj Sds 4 The Sds 4 screen appears Press the button to position the cursor over the pLan address line With button T or set the desired pLan address 1 to 12 and confirm with button DS 50 service eee increase decresse _ i LENNOX CLIMATIC 50 Chiller Heat Pump Customer version Page 15 CL50 CHILLER IOM_CUST 0808 E ALLOCATION OF DISPLAYS TO THE BM50 Function LENNOX gt Ensure there is a good connection between the BM50 and its displays Description For each Climatic 50 card the following setting must be made using the DS50 Disconnect the pLan bus at J10 and J11 and connect the DS50 directly to J10 of the BM50 Sds 1 DS 50 service i 1 7 board addr ans i LENNOX Tern in a l confia i Press EHTER O continue DS 50 service EL P ai Adr PriveShared a Z Access the configuration mode by pressing buttons T V for
24. e NTC Free temperature probe connection CLIMATIC 50 Chiller Heat Pump Customer version CL50 CHILLER IOM_CUST 0808 E 4 20mA Signal NTC x oe Probe Example BE50 J9 B1 BE50 J9 B2 s 2 3 8 se 3 Page 12 CUSTOMIZED INPUT OUTPUT LENNOX J Water set point cooling heating 4 20mA signal The 4 20mA signal sent to the unit is linearly converted using the 2 water temperature set points To increase the precision you can customize 2 range of water set point according to the cooling or heating mode operating Calculated Calculated Set Point COOLING MODE se rou HEATING MODE 3320 3332 156 40 3321 TE 3331 30 4 20 Signald 20mA 4 2 Signal aUrrh Water set point offset 4 20mA signal The 4 20mA signal sent to the unit is linearly converted using a 5K to 5K range of temperature set point Calculated Calculated Set Point COOLING MODE AA HEATING MODE 3322 5K 3332 SK 3321 5K signal H mA 4 D 2 signal Hiri Free temperature probe connection Lennox NTC sensor The measured value will be displayed on following addresses 2171 2172 2173 or 2174 CLIMATICT 50 Chiller Heat Pump Customer version 40000000 Pageta CL50 CHILLER IOM_CUST 0808 E STANDARD INPUT OUTPUT LENNOX J Function The Climactic 50 main board BM 50 offers free dry contacts to control the unit These free dry contacts are connected directly to terminals orange colour
25. e safety measures of the unit BMS BMS On Off of the unit Off Unit OFF On Unit ON not used BMS Activation of the Inoccupation mode Off Occupation mode On Inoccupation mode not used not used not used not used not used not used not used not used not used not used Clock Read Update the internal clock board of the BM50 OFF Read hour amp minute ON Write hour amp minute not used Dry contact Digital Output Free 1 BE50 J5 NO1 Dry contact Digital Output Free 2 BE50 J6 NO2 Dry contact Digital Output Free 3 BE50 J7 NO3 Dry contact Digital Output Free 4 BE50 J8 NO4 not used not used not used not used not used not used not used not used not used not used not used Alarm General alarm On Off Pump 1 On Off Pump 2 On Off Compressor 1 Circuit 1 On Off Compressor 2 Circuit 1 CLIMATIC 50 Chiller Heat Pump Customer version Page 27 CL50 CHILLER IOM_CUST 0808 E BMS ADDRESS TABLES LENNOX gt On Off Compressor 3 Circuit 1 On Off Compressor Heat pump Circuit 1 On Off Compressor 1 Circuit 2 On Off Compressor 2 Circuit 2 On Off Compressor 3 Circuit 2 On Off Compressor Heat pump Circuit 2 not used not used not used not used not used Dry contact Digital Input Free 1 BM50 J8 1D13 Dry contact Digital Input Free 2 BM50 J8 ID14 Dry contact Digital Input Free 1 BE50 J4 ID1 Dry contact Digital Input Free 2 B
26. ing at full load compressors U 100 Unit running at full load Circuits N 1 amp 2 E U On Unit ready to start Z A Unit operating Zone A BES50 J5 NO1 Z B Unit operating Zone B Z C Unit operating Zone C Uno Unit operating Zone Unoccupied Bms Unit operating Zone BMS Free Free for BMS acting Elec H Electrical heaters up to 4 Reversible unit only CLIMATIC 50 Chiller Heat Pump Customer version Page 11 CL50 CHILLER IOM_CUST 0808 E CUSTOMIZED INPUT OUTPUT DIGITAL INPUTS DRY CONTACTS Electrical characteristics 24Vac or 24Vdc 50 60Hz The corresponding between the connectors and the settings is LENNOX 3841 gt Setting for the digital output on the connector BM50 J8 ID13 3842 gt Setting for the digital output on the connector BM50 J8 ID14 3843 gt Setting for the digital output on the connector BE50 J4 ID1 3844 gt Setting for the digital output on the connector BE50 J4 ID2 3845 gt Setting for the digital output on the connector BE50 J4 ID3 3846 gt Setting for the digital output on the connector BE50 J4 ID4 The following items can be used for each input Not Used Input not used Sw Setpoint Switch to the second cooling heating set point Sw Cool Switch the unit to the cooling mode Sw Heat Switch the unit to the heating mode C1 Disable Disable the circuit N 1 all compressors C2 Disable Disable the circuit N 2 all compressors
27. n is done with following menus refer also to Menu Tree chapter 3811 gt Unit range choice NAC NEOSYS air water cooling only NAH NEOSYS air water reversible heat pump NSR Non standard request unit 3812 gt Unit size choice NAC NAH moun nmcsosb MG moes MG moos 3813 gt Unit with or without Electronic Expansion valve 3821 gt Evaporator pumps configuration No single or double 3822 gt Installation glycol percentage 3823 gt Option free Cooling or not 3824 gt Option heat recovery or not 3825 gt Option power factor correction or not 3831 3832 3833 3834 gt Parametric digital output configuration of extension board BE50 1 to 4 3841 3842 3843 3844 gt Parametric digital input configuration of extension board BE50 1 to 4 3851 3852 3853 3854 gt Parametric analog input configuration of extension board BE50 1 to 4 3861 gt Restore the standard Lennox settings or not This parameter don t modify the settings 38xx CLIMATIC 50 Chiller HeatPump Customerversion se Page8 CL50 CHILLER IOM_CUST 0808 E SCHEDULING CLOCK SETTING LENNOX J CLOCK SETTING Function Climatic 50 has a real time clock board allowing dates and hours functionalities weekly program event recording Description Menus 3121 to 3125 give the possibility of setting the internal clock The day of the week is calculated by Climatic
28. ot used not used not used not used Page 30 BMS ADDRESS TABLES LENNOX Alarm bit 0 Flow switch bit 1 High Temperature Outlet bit 2 Low Temperature Inlet bit 3 Low Temperature Outlet bit 4 High Temperature Inlet bit 5 Pump 1 bit 6 Pump 2 bit 7 Real Time Clock bit 8 BE50 bit 9 not used bit 10 Probes amp Sensors bit 11 Fans Condenser Circuit 1 bit 12 Fans Condenser Circuit 2 bit 13 Fans Condenser Circuit 3 bit 14 not used bit 15 not used Alarm bit 0 Compressor Circuit 1 Electric Protection bit 1 Compressor Circuit 1 High Pressure bit 2 Compressor Circuit 1 Low Pressure or Freeze protection bit 3 Compressor Circuit 2 Electric Protection bit 4 Compressor Circuit 2 High Pressure bit 5 Compressor Circuit 2 Low Pressure or Freeze protection bit 6 not used bit 7 not used bit 8 not used bit 9 not used bit 10 not used bit 11 not used bit 12 Compressor Circuit 1 Electronic Expansion Valve bit 13 Compressor Circuit 2 Electronic Expansion Valve bit 14 not used bit 15 not used CLIMATICT 50 Chiller Heat Pump Customer version sss Page31 CL50 CHILLER IOM_CUST 0808 E BMS ADDRESS TABLES LENNOX gt LonWorks LOGICAL DATA BM50 pen Jora wr I Sp On Unit oncom O Bess Reset Discharges the safety measures of the unit Sp Rese outpu _Sp_Unoc BMS Activation of the Inoccupation mode
29. ot used not used not used not used not used not used not used not used not used not used 1 1 Alarm Code Error 10 1 0 Temperature Inlet Water 10 1 0 Temperature Outdoor Air CLIMATICT 50 Chiller Heat Pump Customer version Page 29 CL50 CHILLER IOM_CUST 0808 E BMS ADDRESS TABLES 10 1 0 c 10 1 0b 10 1 0b 10 1 0b 10 1 0b 10 1 0b 10 1 0b 10 1 0b 10 1 0b 1 1 1 1 1 1 1 1 10 1 0 C 10 1 0 C 10 1 0 C 10 1 0 C 10 1 0 C 10 1 0 C 10 1 0 C 10 1 0 C 10 1 0 C 10 1 0 C R R R R R R R R R R R R R R R R R R R R R R R R R R R CLIMATIC 50 Chiller Heat Pump Customer version CL50 CHILLER IOM_CUST 0808 E LENNOX gt Temperature Outlet Water Temperature High Circuit 1 Temperature Low Circuit 1 Temperature High Circuit 2 Temperature Low Circuit 2 EEV Saturated evaporation temperature Circuit 1 EEV Saturated evaporation temperature Circuit 2 not used not used of opening Fan Modulation Circuit 1 of opening Fan Modulation Circuit 2 not used not used Temperature Temperature Free 1 BE50 J9 B1 Temperature Temperature Free 2 BE50 J9 B2 Temperature Temperature Free 3 BE50 J10 B3 Temperature Temperature Free 4 BE50 J10 B4 not used not used not used not used EEV Current superheating value Circuit 1 EEV Current superheating value Circuit 2 n
30. power cables with strong inductive load in order to avoid possible electromagnetic perturbations CONNECTION SENSORS AND PROBES External sensors or probes connection must be carried out with the following cable o Cable length up to 20m AWG22 0 34 mm 2 1 pair crossed with screen o Cable length up to 50m LIYCY P 0 34 mm 2 1 pair with general shield The cable length should not exceed 50m For a better electromagnetic protection Lennox recommends the use of LiYCY P cable DISPLAY DS50 The Display DS50 can be connected to the Climatic 50 either on one of the RJ12 connectors located on the board DT50 or directly on the main board BM50 connector J10 Connection is carried out by the flat 1 5m cable delivered with this DS50 In any the case Display DS50 cannot be remotely connected Incase of Master Slave installation one and only one display DS50 must be connected on the pLan bus DISPLAY DC50 Remote CONNECTION Warning A wrong wiring of the display immediately damage it and or the main board BM50 The optional DC50 is designed to be mounted on the wall Fit the cable from the DT50 board through the back piece Fasten the back piece to the wall using the rounded head screws supplied in the packaging Connect the cable from the main board on the connector 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 O EA
31. rns to the main screen 1 Alarm Data 3 Setting Sdc 8 The next screen display the unit status for each zone by pressing on the Clk button DC 50 comfort From the Sdc 8 screen press the Prg button Screen Sdc 9 a displays the change over mode Position the cursor over Mode ETE With button Tor L set the desired mode for period A and confirm with Cool only j button Winter 13 6 sd i Summer 27 8 C Ig With button Tor L set the winter outside temperature the period A and confirm with button With button Tor L set the summer outside temperature the period A and confirm with button Press the button Clk to change the time period Repeat the procedure for each time period Z A Z B Z C Uno DC 50 comfort CLIMATIC 50 Chiller HeatPump Customerversion sss Page 19 CL50 CHILLER IOM_CUST 0808 E DC50 COMFORT DISPLAY Calculated Set Point HEATING MODE 40 0 C 1 300 C 1 1 35 ob O C 190 C Outdoor T Calculated Set Point 10 0 C 07 0 C 1 Boe DPC OutdoorT CLIMATIC 50 Chiller Heat Pump Customer version CL50 CHILLER IOM_CUST 0808 E LENNOX gt Page 20 DC50 COMFORT DISPLAY Sdc 9 b DC 50 comfort Heat Cool 66 6 19 6 22 6 36 6 Sdc 9 c baw Monday Start ZA BE Oh ZEE 22 8h zh Uro ZEN LENNOX gt From the Sdc 9 a screen press the Prg button Screen Sdc 9 b displays the w
32. s 3851 3852 3853 and 3854 e 4 analogical inputs 4 20mA or Lennox NTC temperature probe set up with parameters 3861 3862 3863 and 3864 Description The wiring connection between the BM 50 and the BE 50 is described on the following figure Power _ Supply J 4 24Vac BE 50 3 The various possibilities of customized inputs outputs functions can be configured as follow Please respect the wiring connections warning before connect the free input output cf WIRING CONNECTIONS section DIGITAL OUTPUTS NC or NO DRY CONTACTS Electrical characteristics Maximum commutable power 2000VA 250Vac The corresponding between the connectors and the settings is 3831 gt Setting for the digital output on the connector BE50 J5 NO1 3832 gt Setting for the digital output on the connector BE50 J6 NO2 3833 gt Setting for the digital output on the connector BE50 J7 NO3 3834 gt Setting for the digital output on the connector BE50 J8 NO4 The following items can be used for each output Free Dry Contact Not Used Contact not used C 1 Alarm Alarm on circuit N 1 C 2 Alarm Alarm on circuit N 2 Fans Al Alarm on the condensing fan Pump Al Alarm on the pump Flow Al Alarm on the flow rate Heat Mode Unit operating in heating mode Reversible unit only C 1 100 Circuit N 1 running at full load compressors C 2 100 Circuit N 2 runn
33. t To display the alarm history of the unit press button The history can store the last 32 alarms occurring on the unit Each alarm is memorised at the date and time of occurrence of the fault An active alarm is signified by the symbol An acknowledged alarm is signified by the symbol Each alarm is signified by a 3 digit code see ERROR CODES ALARMS section Press the Alarm button to reset all the alarms if possible The number of active alarms returns to 0 no active alarm is shown in the menu and the Alarm button is no longer illuminated To highlight the title of the error code position the cursor over the line desired with buttons Tor L then confirm with the Enter button Use the Esc button to return to the previous levels CLIMATIC 50 Chiller Heat Pump Customer version Page 21 CL50 CHILLER IOM_CUST 0808 E DC50 COMFORT DISPLAY LENNOX start stop Sdc 13 From the main screen press the button The Sdc 13 screen appears DC 50 comfort To stop the unit With button Tor set the value to Yes and confirm with button The unit stops and the Sdc 14 screen appears WARNING Switching off the unit disables all the safety devices Pressing the Esc returns to the main screen If the unit is stopped the Sdc 15 screen appears To start the unit press button The unit starts and the main screen appears DC 50 comfort CLIMATICTV50 Chiller
34. t point A Cooling Air Ambient T Set point B Heating Water T Set point A Heating Water T Set point B Heating Air Ambient T Set point A Heating Air Ambient T Set point B Compressor enable W W N Yes Yes Yes N N N E W W Yes Yes W W W N wW wW wW w wW N W W wW R Enable compressor on circuit N 1 Enable compressor on circuit N 2 Fan condensing Fan Mode Set point Low Noise Value Set point Cooling water pump S Enable pump s Programming Beginning of zone each day Start Uno Start z A Start z B Start z C With the DS50 for each set point press on the key PRG to change the periods and to validate the good set point for the good zone Note Monday is considered as the first day of the week for programming the CLIMATIC 50 Factory settings Day A activated from Monday to Saturday 6h gt 22h Night mode unoccupied for the remaining of time Sunday included CLIMATICT 50 Chiller Heat Pump Customer version sss ager 10 CL50 CHILLER IOM_CUST 0808 E CUSTOMIZED INPUT OUTPUT LENNOX J Function The Climactic 50 main board BM 50 and the optional expansion board BE 50 offers possibilities to customize some input output for remote control of the unit So it is possible to customize e 5 digital outputs NC or NO set up with parameters 3841 3842 3843 and 3845 e 6 digitals inputs set up by parameter
35. tton CLIMATIC 50 Chiller Heat Pump Customer version Page 18 CL50 CHILLER IOM CUST 0808 E DC50 COMFORT DISPLAY LENNOX In this example the unit will remain in when confirmed until midnight on Thursday the unoccupied period on Tuesday It will revert back to the main screen after 15 seconds without any activity Clock Menu These screens are used to display and change the time and date on the BM50 Sdc 6 From the main screen press the clock button The Sdc 6 screen displays the time and date To change the time or date Press to position the cursor over the time With button f or J set the time and confirm with button Position the cursor over minutes With button Tor J set the minutes and confirm with button Position the cursor over month With button Tor set the month and confirm with button Position the cursor over year With button Tor amp set the year and confirm with button lt Position the cursor over hours Pressing the Esc returns to the main screen It will revert back to the main screen after 15 seconds without any activity Programming Menu These screens are used to display and change the set points of the BM50 for each time period Sdc 7 From the main screen press the Prg button Screen Sdc 7 displays the menu DC 50 comfort With button Tor 4 to select the Setting item and confirm with button Pressing the Esc retu
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