User`s Guide
Contents
1. INTIEL THE ELECTRONICS ON YOUR SIDE Controller for cooling chambers and heat pumps type CMHP User s Manual Siena easscarescuesssseaasane Bulgara str Peter Beron No 9 Pomorie tel 359596 33366 www intiel com fax 359596 32580 e mail intiel unacs bg 1 Application The controller is designed to drive cooling chambers or heat pump type air air air water water water operating with one or two compressors 2 Operation The regulation is performed by a temperature in the chamber when it is cooling chambers or by outlet temperature when heat pumps sensor T1 according to the set temperature In heat pump unit operates in heating or cooling depending on the selected mode Compressor operation Cooling or Cooling 10V heating chamber ee o 0 10V H TI T1 outlet temperature or l temperature within the chamber Tset setting K1 K2 compressors Hys Hys 2 Tset Hys 2 Hys Of the graph is shown working with two compressors for constant load they take turns which first turn on turn off first Fans operation heating 10V cooling T2 T3 temperature of the lt evaporator condenser B2 Tset setting T2 B1 B2 fans L I 1 Bi Xuc hysteresis Hys Tset Hys Of the graph shows operation of the fans by evaporator temperature condenser sensors T2 T3 where the option is selected to work with the compressor graph is a2. ds Sw2 Description of the display 2 3 4 1 5 13 12 11 10 9 8 7 6 1 measured temperatures 2 application 3 setting ofthe maintain the temperature 4 setting fans temperature 5 setting a temperature difference of entry into defrost 6 presence of error message 7 Operating valve reverse 8 heating mode cooling mode 9 defrost 10 switched on defrost heater 11 operation the fans 12 compressor operating or clock flashing time 13 pump operation at air water and water water fan in an air air and PR in cooling chamber 4 Programing Setting parameters are divided into two groups General open access and service access with a password 4 1 General settings With the buttons A or Y scroll until the display shows the current temperatures menu then press gg Common Settings Theat 50 C Tcool 20 C Hys 10 C EXIT To select a setting move the cursor with buttons A or Y to make a change and return to the choice of setting press pg Setting that changes start flashes with buttons A or Y can change its value After completing the settings select EXIT and press pg to save the changes name meanings limits factory note settings Heat setting Theat 30 80 C 50 C Cool setting Tcool 30 80 C 20 C hystiresis Hys 2 20 C 5 C 4 2 Setting service With the buttons A or Y scroll until th
3. duction reasons or defective used parts The warranty does not relate to malfunctions corresponding to not qualified installation activities directed to the product body interference not regular storage or transport The repairs during the warranty period can be done after correct filling of the manufacturer warranty card 12
4. e difference for dT 0 30 C 10 C entry into defrost Temperature T for end 0 20 C 20 C for end defrost Entry into defrost by time Start by time 0 900 min 0 min End defrost by time End by time 0 255 min 0 min Delay at start Delay at start 0 255 s Os name meanings limits factory note settings Delay at end Delay at end 0 255 s Os Dripping time Dripping time 0 255s 10s Heater Heater En Dis En 1 0 Dis 0 Reversing Rev val En 1 valve En Dis Dis 0 0 Air Air 1 Type of unit Type of unit Air Water 2 1 Water Water 3 Fridge 4 4 2 3 Fans settings With the buttons A or Y scroll until the display shows the inscription Fan settings then click pg For selection of setting Move the cursor with buttons A or Y to make a change and return to the choice of setting press pg Setting that changes flashes with buttons A or Y can change its value After completing the settings select EXIT and press pg to save the changes name meanings limits factory note settings Heat seting Tset_heat 30 80 C 30 C KoMIpecopa Cool seting Tset_cool 30 80 C 0 C KoMIpecopa Hysteresis Hysteresis 2 20 C 10 C 4 3 Error note With the buttons A or Y scroll until the display shows the inscription Error messages then press gg To clear the error position the cursor with buttons A or Y to Re
5. e display shows Service settings then press gg The password is 123 The numbers are introduced successively 1 2 and 3 after each digit press button gy 4 2 1 Settings for the compressors With the buttons A or Y scroll until the display shows Compressor settings then press pg To select a setting move the cursor with buttons A or W to make a change and return to the choice of setting press gg Setting that changes flashes with buttons A or Y can change its value After completing the settings select EXIT and press gg to save the changes name meanings limits factory note settings Number of Count of 1 2 2 compressors compr Delay at ON Delay at ON 0 255s Os Min time work Min time 0 255 s Os work Min time OFF Min time 0 255 s Os OFF Stop after off 0 255 s the valve FV Stop after FV only Os refrigerating chambers 6 4 2 2 Defrost settings With the buttons A or Y scroll until the display shows the inscription Defrost settings then click gq For selection of setting Move the cursor with buttons A or Y to make a change and return to the choice of setting press gg Setting that changes flashes with buttons A or Y can change its value After completing the settings select EXIT and press pg to save the changes name meanings limits factory note settings Temperatur
6. nalogous to the work of the compressors see settings fans Operation of defrosting Defrosting is performed only in Heating or option cooling chamber output 0 10V Kl i T2 evaporator temperature T4 ambient temperature dT temperature difference K1 Compressor time B1 Fan dropping Bl Delay at Start a lt T2 Delay at end a eS En dT T4 T2 T2 lt 0 4 time of entry into defrosting Time of the end defrosting Start T End End defrost The graph shows the defrosting by the compressor and reversing the direction in systems with only one compressor Defrosting can be done only by heaters or fan in refrigerators not allowed reversal of the freon RV 0 and the heater heater 0 see defrost settings Start defrosting happens at the time or at the temperature difference dT between surrounding temperature sensor T4 and the temperature of the evaporator condenser sensor T2 T3 End of defrosting happens when the temperature reaches T2 of the end or at the timeand in this case error message displays The next exit on the temperature error will be cleared In the refrigerating chambers entry into defrost run only during 3 Front panel 1 display 2 button to change the Next 3 button to change back 4 button to enter exit the programming mode start stop on hold for about 5 secon
7. nit 17 C Humidity up to 80 Degree of protection IP20 6 Example of application Air air air water Fan 1 Fan 2 Fan 1 Flow Fan 2 Ti q T2 condenser T3 condenser ci T2 condenser T3 condenser TA evaporator 5 g heater g heater o gt Pump Fan Pump HP Fan HP LP Compressor 1 Compressor 2 Compressor 1 Compressor 2 Shown in the diagram have a reversal of the hot vapor from the compressor When there is a defrost by reverse warm air or water the flap or valve reverse connect in place of the heater and choose the option to defrost heater In the system air air the main ventilator is connected to the terminals of a pump Water water cooling chamber A Fan 1 1 T2 Evaporator l l l L T2 condenser F han evaporator Pump Fan HP LP Compressor 1 Compressor 2 HP Compressor 1 Compressor 2 Pump In the cooling chamber when the compressor is stopped by gathering freon freon valve connects to the place of the pump 10 11 8 Warranty The warranty period is 24 months following the purchase date of the unit or its installation by an authorized Engineering Company but not exceeding 28 months after the production date The warranty is extended to the malfunctions that occur during the warranty period and are result of the pro
8. set Alarms and press gt or turn off and on by holding the button pg name meanings limits factory settings Reset Low pressure LowP OK Err stops the atomatically compressor and fan High pressure HighP OK Err stops the manual compressor and fan Door switct at refrigeration Or external Door OK Err chambers fan atomatically switch ON OFF Stop stops and after Swl 60 s and the compressor stops START STOP when another application Flow sensor Flow sens OK Err stops the manual compressor and fan Defrosting Defrost 1 OK Err atomatically compressor 1 Defrosting Defrost 2 OK Err atomatically compressor 2 5 Technical data and electrical connection rie Sos AAA AAA 9000909029989 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 4344 45 46 47 10 11 12 1314 15 16 17 18 19 20 21 22 23 9082008908008 Compr 1 Compr 2 Fan 1 Fan 2 heater Reverse valve Z N Pump Fan FV Inputs LP HP Flow Door should be closed for normal operation when not in use put a bridge between the terminals Input Heat Cool in open contact mode is heating mode cooling at closed contact Technical data Supply voltage 230V 50Hz Sensors Pt 1000 temperature 50 to 250 C Inputs contact sensors independent contact Relay output contact 220V 3A Analog outputs 0 10V max 10mA Measuring range 30 100 C Measurement u
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