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1. limit of the temperature that user can OE Ul tr po se Nr eR A RANI www cmstelec com Ak 4 E ot 13798293845 8 set High temperature alarm value the temperature at which the system will alarm High temperature EW value when the water outlet temperature reaches this value the system gives out early warning but continues working AR EL IR A DIE Un JE EE 0 0 fe rill Yat Ze 1 0C AL HY ee KUA Low temperature alarm value Temperature compensation value Temperature tolerance Model selection Notes Low temperature alarm value the low temperature at which the system will alarm Temperature compensation value temperature correction value of water outlet sensor Temperature tolerance the controlled tolerance of the set temperature Model selection select the model of the machine currently controlled the difference between the models Air Cooling and Water Cooling is the time for determining the faults of cooling water In Water Cooling mode every time the cooling pump is started the system will not determine the faults until Delay for Flow Test time is out but the model Air Cooling only does so at the cooling pump is started for the first time 7K iit KE HEIN 10 WEI AS WY 7K 10 BD VS LR FR JA BI Ja 4E WY 20 Number of air compressors Flow Fault Delay Delay for Flow Test Delay After Start Of Cooling Pump Notes Number of air compressors the number of air compressors running in cur
2. probe in open circuit low temperature fault 4 Warning When the system gives out warning Fault will appear in working interface To turn off the warning press Mute button press Reset to eliminate the fault or you can press Inquiry to enter inquiry interface to identify the fault description Fault list 1 HN 1 Hkh Compressor 1 at high pressure 2 EN 1 KR ARE Compressor 1 at low pressure 3 IEP 1 TRE Compressor 1 overload 4 PI 2 HR RM Compressor 2 at high pressure 5 RD 2 fk ath Compressor 2 at low pressure 6 AFP 211 Compressor 2 overload Z ERARAE CEAKR KAN BAD freezing water flow fault no freezing water RW HI TW vo ye HAR A aA www cmstelec com HR 4 FA TE 13798293845 13 flow 8 AKRAM ERE M 10 NRA cooling pump overload freezing pump is above its capacity 9 SAk inadequate cooling water 10 ARIK cooling pump overload 11 H RE water outlet at too high temperature 12 HKI water outlet at too low temperature 13 AJERIH temperature sensor in open circuit 14 ifs RE 6 28 47 temperature sensor in short circuit 15 FANER high temperature ew
3. 2 Power adjustment Cooling only KF mode Single compressor system While temperature is rising start the compressor when the water outlet temperature is set temperature temperature tolerance stop the compressor when the water outlet temperature is lt set temperature Aw Ul mp Po E Nr eR A RANI www cmstelec com Ak 4 E ot 13798293845 12 Dual compressor system While temperature is rising start one compressor whose running time is the shortest among all start one compressors when water outlet temperature is set temperature temperature tolerance While temperature is falling stop one compressor whose running time is the longest among all when the water outlet temperature is lt set temperature stop all compressor when the water outlet temperature is lt set temperature temperature tolerance Bypass mode Note bypass mode is only available for single compressor system While temperature is rising close bypass valve when the water outlet temperature is set temperature temperature tolerance open bypass valve when the water outlet temperature is lt set temperature 3 Responses to faults Faults leading to stop of compressors Stop the corresponding compressors in case of compressor low pressure compressor high pressure compressor overload cooling pump fan overload inadequate cooling water Faults leading to stop of system Inadequate freezing water flow fault of freezing pump probe in short circuit
4. JC C Water Chiller Control System User s Manual OE Ul te wy se Nr EH eR A RANI www cmstelec com Ak 4 E ot 13798293845 2 I Overview This system is a highly intelligent and highly integrated controller It is furnished with touch membrane switch lattice LCD All the operating directions are intuitive easy to understand and all the information is searchable by operating LCD The controller is used to control 1 2 sets of compressors 1 set of freezing pump 1 alarm output signal LCD serves as the human machine dialogue window through which user can make various settings and control operations e The system has a wide range of protection functions all signal input ports can be set as NO normally open or NC normally close according different requirements of the system For now the ports include inadequate freezing water cooling pump cooling fan overload freezing pump overload inadequate cooling water flow remote switch compressor 1 at high pressure compressor 1 at low pressure compressor 1 overload compressor 2 at high pressure compressor 2 overload compressor 2 at low pressure e Both the working principles and functions of the controller comply with relevant technical standards and requirements e All input and output signals have adequate anti interference ability therefore ensuring the unit works stably and reliably and no error operation or tremble will occur e Both the safety and electromagnetic compatib
5. e button to select the position of numbers press button to change the number press OK button to enter setting menu press Back to return to working interface 5 Fault inquiry 7K im RE IE AER A Hi 2 ey Hs we Pigs 3 JE HM bes 4 Te Hi bes 1 Water outlet at too low temperature Inquiry 2 High pressure fault 3 No fault 4 No fault Press Inquiry button to enter the interface of fault inquiry the faults not yet reset is displayed in inverse color vO Th DE ee FF E XR KR AX 4 www cmstelec com IK se Bm 7 13798293845 6 Custom setting interface w im RE BEC 1 0 EEFI A Set temperature Power on Press Move button to select options press to change parameters Notes Set temperature to set the water outlet temperature of water chiller Power on if it is set as Yes the system will run automatically after power on if it is set as No the system will not run unless you press the button Start 7 Factory setting interface Note the unit of the time appearing in the setting is second the unit of temperature is C WE Bini BOC Ko int SS WA ERA 5 0 C iy Wht E 50 0 C ey Um NH 4 0 C Maximum temperature value Minimum temperature value High temperature alarm value High temperature EW value Notes Maximum temperature value the upper limit of the temperature that user can set Minimum temperature value the lower
6. ility meet national standards regarding the safety and electromagnetic compatibility of electronic products t provides multi tier password protection for parameter settings All the parameters to be set have corresponding default values such default values will be automatically written in when the machine is started up for the first time user can manually resume default values in the menu Factory setting WA Yl TH ph RS i FR FH OA KR www cmstelec com Ak 4 HH th 13798293845 3 ll Installation ai 1 _Instal lati refer to the ion wiring ram of controller please e photos OF sar ere P dis Ej vy IA JK JE JK i RK i Ai A HI AER ZK R PERM BK Bibi Sk 1 X ild a gt c IIN DFD S INESE SE Be ER TA nl FF ait j x LL sl O00009 0000000000 SISS pt tt GR tt EE A E A E E JR FK DRE OK HE MELET MT a 10K tow 3950 L N 1 AC 220V BOHZ MA BA Output public port Bypass valve Compressor 1 Compressor 2 Cooling fan Freezing pump Fault output Cooling pump overload Inadequate freezing water Remote switch Freezing pump overload Freezing water flow fault Compressor 2 overload Compressor 2 at low pressure X Ul fm PE i Re HOS A FR mm www cmstelec com HR amp HL ta A Compressor 2 at high pressure Compressor 1 overload Compressor 1 at low pressure Compressor 1 at high pressure Input public port Sensor Net port 2 Ins
7. rent system Z HI Wh we he HR A a www cmstelec com HR 4 FA TE 13798293845 9 Flow Fault Delay once flow fault occurs the system will continuously alarm during the delay Delay for Flow Test after the relevant cooling pump is started the system will not test the faults until the delay time is out Delay After Start Of Cooling Pump after the cooling pump is started the system will not proceed to the next step until the delay time is out fic He ba Ent i3 JK 4a A D Aa A 60 WO UR IK AS ENE RR ASN SIA Ja LEN 10 Delay for General Fault Start Interval of Compressor Pump Stop for Inadequate Freezing Water Delay After Start of Cooling Pump Notes Delay for General Fault once any fault other than flow fault occurs the system will continuously alarm during the delay Start Interval of Compressor once the compressor has been started then stopped it can t be restarted until after the interval Pump Stop for Inadequate Freezing Water it is used to set whether to stop the freezing pump in the event of freezing water flow fault It is mainly used in laser water chiller Delay After Start of Cooling Pump after cooling pump cooling fan is started the compressor will not be started after the delay time is out RENE re TRR M PERS SH VA RESTE HOT Delay for Low pressure Fault Working mode Cooling remote signal switching Properties of remote control Notes Delay for Low pressure Faul
8. t the time for determining low pressure faults Working mode the way the system adjusts temperature There are two ways AU mp Po LE Nr eR A RANI www cmstelec com Ak 4 E i 13798293845 10 to do so i e cooling only KF bypass in bypass mode the water outlet temperature is adjusted through bypass valve without stopping compressor Cooling remote signal switching to select cooling remote control signal line namely select inadequate freezing water signal line or remote control signal line Properties of remote control the control mode of remote control signal If you choose electric level mode when it is switched on the system will be started when it is switched off the system will be stopped In such mode the system is fully controlled by remote control signals If you choose pulse mode when it is switched on the system already stopped will be started or the system already started will be stopped User can also conduct start stop operations by operating buttons on the control mode In such mode the system is not fully controlled by remote control signals m RE Ss BPE TT RE SA BE TJ AE Ss BPE IT E AYRIK A JE TE AU SES BLE HOT O y y A S EIR S JR E HY FP gt AIR TUE VE FF Fault output NC Properties of high pressure signals NO Properties of low pressure signals NO Properties of overload signals NO Properties of freezing signals NO Properties of freezing pump overload NO Proper
9. tallation measurements of controller Frontal 13798293845 455mm L 92mm W MAB MEST Start Set Up OK Mute Move Stop Inquiry Down Back Reset Emergency stop MR Ul Tr we ET FR HOA A RA rl www cmstelec com kK amp E if 13798293845 5 lil Operating instructions 1 Overview The controller employs different level user access for this purpose it provides two levels of menus respectively i e Custom Setting Factory Setting User can enter corresponding menu through different passwords 2 Power on After power on the name trademark phone number etc of vendor appears in the screen then the system enters working interface The vendor information in the start up interface can be disabled by operating the menu Factory Setting Pe SU eH A WWW cmstelec com 3 Working interface SE AM Ya FF 24 6 C W HE 12 0 C TERN SF RRIS ET Real time temperature Set temperature Working mode System status Real time temperature set temperature working mode start stop status of current system will be displayed in this interface RW HI tH HA i Re Ha A FR rl www cmstelec com HR E if 13798293845 6 4 Enter setting menu ta an A 000000 Please enter password Press Set button to enter this interface enter appropriate passwords to enter the setting menu of corresponding level User password is 000121 factory password is 000168 Press Mov
10. ties of cooling water signals NO Properties of cooling pump overload NO Notes Fault output while in NC mode no output is found when the system is stopped output is found when the system is started no output is found in case of fault it is mainly used for interlocking of external device while in NO mode no output is found whether the system is started or stopped but output is found only in case of fault it is mainly used for external alarming device Others signal input NO NC setting AU mp Po LE Nr eR A RANI www cmstelec com Ak 4 E ot 13798293845 11 PR UT I i7 BIJ Z TR TA HE HE 01 FF 9600 Reset factory setting Display manufacturer name Address Baud rate Notes Reset factory settings reset all default factory settings Display manufacturer name display the manufacturer information in start up interface IV Control logic 1 Power on off Press Start or Stop button in working interface to start or stop the system respectively current status will be displayed in working status field in the interface Start processes Start freezing pump delay configurable start cooling pump cooling fan delay configurable adjust start stop compressors based on power consuming conditions Stop processes Stop all compressors delay configurable stop cooling pump cooling fan delay configurable stop freezing pump

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