PCR-310 PCR-410 with TR-310 Installation and Operating Instructions
Contents
1. Sensor accuracy Housing Protective rating Terminals Weight 2 sensors PTC sensors T1 Control signal to compressor relay T2 Control signal to defrost limitation and fan control 2 5m 30 C to 80 C not fixed 40 C to 80 C fixed 2 Transformer LxWxH 47 x 52 x 34mm EL type encapsulated Controller L x W x H 70 x 74 x 32 mm ABS plastic self extinguishing UL 94 VO Housing IP 20 front panel IP 52 Class of protection 2 10 A screw type terminal strips with wire protection tightening torque 0 6 Nm Max core cross section 1 5 mm Controller Approx 320 g inc 2 sensors Transformer Approx 195 g Only operate the unit in dry places Errors in the technical data are excepted We reserve the right to make changes without prior notice distributed by ROBINEX sa2. Measure the temperature at the sensor concerned with a calibrated thermometer or submerge the sensor in well mixed iced water 0 C Compare the measured temperature with the temperature displayed on the unit display If the measured temperature is lower than the one displayed set the negative difference as the programming value e g 2 K If the measured temperature is higher than the one displayed set the positive difference as the programming value e g 2 K The temperature display is then corrected by the set value distributed by lt gt ROBINEX The controller and mains transformer do not require any maintenance The controller does not have any fuses so if brief voltage spikes occur the refrigeration system will not stop operating for a prolonged period Once the disturbance has passed the controller will automatically start up again Cleaning the housing Only a dry anti static cloth may be used to wipe clean all plastic parts Do not use water or cleaning agents containing solvents If an alarm occurs a code on the display will alternate with the cold store temperature and the alarm relay PCR 410 only will switch on Display Meaning AL1 Program memory data loss The preset values will be used as an emergency program The setpoint value will be set to 4 or 18 C depending on the selection of DIP switch 1 AL2 Limit value setpoint value E03 at sensor T1 excee
3. gt ROBINEX e The controller must not be used as a safety cut out device or excess temperature limiter e The controller should preferably be connected to the mains transformer supplied with the unit Where the power supply is provided by the customer the permissible voltage ranges must be adhered to e The mains transformer supplied with the equipment is only to be used with the PCR 310 and PCR 410 controller If the controller and or transformer are used for purposes other than those stated here it shall not be considered to be use for the purpose intended e Only connect sensors supplied with the unit If a replacement sensor is required only use sensors of the same type part no H61007 e The controller is not intended for use in vehicles because the possible operating voltage ranges interference level and environmental operating conditions exceed the limits for which the controller can be used e Please take the application limits into account see Technical Data Chapter 12 3 2 Function The PCR 310 410 are microprocessor controlled cold store controls for refrigeration and deepfreeze systems with a snap in installation housing to fit in an aperture 28 5 x 70 5 mm and featuring e Compressor control dependent upon cold store temperature with delayed start up e Evaporator fan control Fan either in combination with compressor or 2 operating continuously or 2 switched via the evaporator ther
4. Setting Press and hold down the er key Adjust the setpoint value to the desired figure using the 4 or Cj key Input parameters and input ranges Parameter in display Setting range Bor set and Hor G Preset E01 Cold store temp difference 1 to 20K 2K E02 Time between 2 defrost cycles 1 to 24 hours 8 hours E03 Alarm temperature difference 50Kto 50K 20K distributed by ROBINEX sa If the set temperature difference E03 is negative an alarm is given if it is too cold in the refrigerated area e g E03 10 K cold store setpoint 18 C alarm at 28 C in refrigerated area If the set temperature difference E03 is positive the alarm is given if it is too warm in the refrigerated area e g E03 10 K cold store setpoint value 18 C alarm at 8 C in the refrigerated area Attention any change of the cold store set point value changes also the alarm temperature If E03 is set to 0 no alarm will be given e Exiting programming mode Press the F key after the last level has been entered 6 6 Manual defrost Press and hold down the key for 5 seconds The manual defrosting process will be initiated Access to the second programming level e Press and hold down the 4 and keys at the same time for approx 5 seconds E01 appears in display Use 4 or key to select parameters Setting Press and hold down the key Adjust the setpoint value to
5. Honeywell EN1H 1923GE23 R0106 EB PCR 05 PCR 310 PCR 410 with TR 310 Installation and Operating Instructions Electronic refrigeration control with mains transformer distributed by ROBINEX amp TABLE OF CONTENTS 1 Unpacking the unit and conditions of use 2 General instructions 3 Use and function 3 1 Use for the purpose intended 3 2 Function 4 Safety 4 1 Sources of danger 4 2 Safety precautions 5 Installation and commissioning 5 1 Mechanical installation 5 2 Electrical installation 5 3 Setting the dip switch for the emergency setpoint 6 Operation of the controller 6 1 Switching on the operating voltage 6 2 Display 6 3 Key functions 6 4 Adjusting the cold store temperature 6 5 Changing the cold store temperature difference defrost cycle and alarm temperature 6 6 Manual defrosting 7 Programming 7 1 Input parameters and ranges 7 2 Sensor calibration parameters E 15 and E 16 8 Maintenance 9 Alarm messages 10 Problem solving 11 Conditions of warranty 12 Technical data distributed by O WOWO oO OND O Ulu Ul RW w Ww Ww N N ak RN ul 15 lt gt ROBINEX Before and when unpacking the unit make a visual inspection to identify any possible damage which may have occurred during transportation Please look for loose parts dents scratches etc Report any damage immediately to the freight company Please see Conditions if damage has
6. alarm AL 2 temperature in refrigerated chamber too high or too low is displayed when the controller is switched on this can be cleared by pressing the P key 6 2 Display During normal operation the current cold store temperature is displayed It is measured with cold store sensor T1 distributed by lt R gt ROBINEX 4 In the event of an alarm the most recent alarm message e g AL1 and the cold store temperature are displayed alternately Three spot indicators show the switching status of the relays during operation Pos 1 On Compressor relay on Pos 1 Pos 2 Pos 3 Off Compressor relay off i we Pos Flashes Compressor start up delay E05 active Pos 2 On Evaporator fan relay on Off Evaporator fan relay off Pos 3 On Defrost relay on Off Defrost realy off Flashes Drain time E09 is running 6 3 Key functions Never operate the keys with sharp objects screwdriver or similar Display of setpoint Press and hold down 1 key temperature Clear alarm Press 4 key messages If the sonsor is faulty switch mains voltage ON OFF Evaporator Press and fse keys in temperature sequence and hold both down display Manual Press key for 5 seconds defrost initiation Display of time Press and set keys in until the next sequence and hold both down defrost Display in hours and minutes Display limit value Press key for excess tempera
7. aporator sensor T2 The fan is switched off again once the desired cold store temperature is attained or exceeded E12 Minimum permissible 55 C to E13 55 C cold store temp E13 Maximum permissible E12 to 50 C 50 C cold store temp E14 Display during defrosting 1 dEF in display 1 2o0r3 2 Current cold store temperature in display 3 Retaining temperature in display when defrosting is initiated until the current cold store temperature reaches the retained value again This is for a maxi mum of 15 minutes after the end of defrosting distributed by ROBINEX 3 E15 Sensor calibration T1 5 to 5 K OK cold store E16 Sensor calibration T2 5 to 5 K OK Evaporator E17 Operating of 0 Relay de energizes 2 compressor relay 1 Relay is perma if cold store nently energized sensor T1 is 2 Alternately ener defective gized de ener gized according to time set in E18 and E19 E18 On time at E17 1 to 99 mins 15 mins E19 Off time at E17 1 to 99 mins 15 mins To exit from the programming mode Press the 4 key after inputting the last level 7 2 Sensor calibration parameters 15 and E16 The cold store and evaporator sensor can be calibrated An additional line resistor of 7 Q in each case caused by the extension of the sensor cable results in a change in the temperature display Note How to proceed by 1K
8. ded and delay time E04 elapsed AL3 The sensor temperature at sensor T1 is above 50 C or below 55 C AL4 The specified setpoint value is outside the limits E12 and E13 AL5 Cold store temperature sensor T1 short circuit or break in wiring Compressor switches as a function of parameter E17 AL6 Evaporator temperature sensor T2 short circuit or break in wiring Safety times are used for the fan run on function the fan is controlled with the compressor by the evaporator fan control E11 automatically switching from 3 to 1 After sensor T2 has been repaired E11 must be reset manually from 1 to 3 distributed by ROBINEX sa Clearing alarm Press the P key All alarm messages with the exception of AL2 are also reset by switching off the operating voltage AL2 can only be reset using the key cooling when the programmed setting of parameter E11 is set to position 3 fan run on of the fins Fault Cause Remedy Evaporator fan does Evaporator sensor T2 Refit not switch on during has fallen out sensor Warranty is provided for a period of 12 months starting at the date the item was delivered Proof of this should be furnished in the form of a delivery note or invoice All functional faults caused by poor workmanship or faulty materials will be repaired free of charge during the warranty J period e excluded More extensive claims in particular f
9. e to be tightened carefully eae 2 Sensor e Use a cable clamp to secure sensor T1 in a suitable position e Secure evaporator sensor T2 in the evaporator fin core at the point where it is suspected icing is the greatest It is advisable to use a point in the lower third of the finned evaporator Mains transformer e Fit onto back panel of electrics cabinet using the side mounting holes and screws with a max diameter of 3 5 mm distributed by lt gt ROBINEX 4 5 2 Electrical installation CAUTION The mains voltage and system frequency must be the e same as the nominal values on the device s rating plate Work on electrical systems must be performed by qualified personnel Relevant local safety regulations must be observed Wiring diagram TR 310 PCR 310 410 o 5 9j Imax 10M ga BA BABA 12vacipe iE 230V 12V 2 5Watt i 2 34 A f na OOO OO 1234567890 TN 9 F877 PP BP L ean Sensor Wa T2 V Ev 7 DEF N e o ALARM Sensor PE only PCR 410 Mains transformer Terminal Description 1 2 230 V AC Mains voltage supply input 3 4 12VAC Low voltage on terminal 8 9 of the controller Caution It is preferable to connect the controller to the mains transformer supplied If the power supply is provided by the customer
10. mostat e Defrost control limited thermostatically either for electrical heating or hot gas defrosting Defrosting is initiated via programmable intervals of time max 24 day e Only PCR 410 with alarm output with relay closer contact A mains transformer supplied with the unit is provided as a power supply distributed by ROBINEX sa 4 Safety 4 1 Sources of danger e Caution Mains voltage e Never expose the unit or transformer to water or moisture Risk of malfunction and short circuit Only use the unit when it is adjusted to normal ambient temperature 15 to 30 C Extreme changes in temperature in combination with high atmospheric humidity may lead to the formation of condensed water e Even if the control circuit voltage is switched off high voltage may still be applied to the unit For this reason isolate all electric circuits before starting any service work e Never expose the unit or transformer to excessive heat dust and vibrations Avoid knocks and pressure loads If the housing is damaged there is a risk of an electric shock causing death or injury e Ifthe unit cannot be operated without the risk of danger it must be taken out of service and precautions taken so that it cannot be switched on again unintentionally This applies in particular if The housing has damage which is visible 2 the unit is no longer operational or 2 it has been stored for a long time in unfavourable conditio
11. ns e The unit and transformer must not be opened If the unit or transformer is assumed defective send it back to the dealer or manufacturer with a precise description of the defect 4 2 Safety precautions e All electromagnetic loads solenoid valves contactors alarm horns motors should be interference suppressed directly at the coil with RC elements Please note the maximum contact rating of the relays and terminals If this is not observed there is a risk that the contacts may pit or stick with the result that the refrigeration system will not operate correctly and the refrigerated items may be damaged e Sensor leads are to be routed separately from mains voltage wires the clearance should be at least 5 cm e Sensor leads must not be routed in multiple cables with other leads carrying mains voltage otherwise the system may malfunction e Tighten the terminals carefully excessive strain will result in damage to the controller or transformer distributed by ROBINEX sa 5 1 Mechanical installation e Snap in housing Fit the unit in an aperture 28 5 x 70 5 mm and secure it with the relevant mounting frame a housings with terminal box cover plate max thickness 22 mm 1 a an hoor b housings without terminal box cover plate max wall thickness 18 mm For walls thicker than 10 mm remove side plastic spacers from the mounting frame For the final fixing at the unit side screws hav
12. occurred In other cases the latest edition of the General conditions for the supply of goods and services issued by the ZVEI German Central Association for the Electrotechnical Industry shall apply Before disposing of the packaging please check it for loose functional parts and information leaflets So that we can process warranty claims please give an exact description of the defect with a photograph if appropriate and state the model designation of the unit Please keep these operating instructions at the place where the equipment is used Work on the electrical devices and switching equipment may only be carried out by appropriately qualified personnel The relevant safety and environmental regulations must be followed FLICA equipment is free from PCBs PCTs asbestos formaldehyde cadmium and water repelling substances The design of the equipment has taken into account the Standards EN 50081 1 2 emitted interference EN 50082 1 immunity to interference EN 60335 1 electrical safety IEC 695 2 1 to 2 3 fire resistance glow wire test Safety tests in accordance with EN 60335 1 DIN VDE 0700 T500 have been performed in the factory on all equipment 3 1 Use for the purpose intended e This controller is designed to control ambient and media temperatures in cold stores and refrigeration systems and to control existing defrost equipment for one refrigeration circuit in each case distributed by lt
13. or consequential damage are Damage or malfunctioning caused by the equipment being handled incorrectly or by non compliance with the operating instructions shall not be covered by the warranty The warranty shall be invalidated if any work is carried out on the appliance distributed by lt gt ROBINEX Mains voltage frequency Controller 12 V AC 10 50 60 Hz 12 VDC 10 Trans Primary 230 V AC 10 former 50 60 Hz Secondary 12 V AC Rated wattage 2 5 watts Display 3 digit 7 segment red LED 14 2 mm Resolution 1K Measuring range 55 to 50 C Outputs 1 relay with changeover contact 8 A 230 V AC resistive load cooling 1 relay with N O contact 8 A 230 V AC resistive load defrost heating 1 relay with N O contact 8 A 230 V AC resistive load fan control only PCR 410 1 relay with N O contact 8 A 230 V AC resistive load remote alarm control Caution The total current via the common relay connection terminal no 1 must not exceed 10 A Control performance Two step Display accuracy 0 5 C 1 digit at 25 C Operating conditions 0 to 50 C 30 to 85 R H excluding dew Storage temperature 20 to 80 C Data back up Non volatile memory EEPROM Selection of DIP switch at side of unit emergency setpoint off 4 C on 18 C distributed by lt gt ROBINEX Sensor Sensor cable length Range where cable can be used
14. rammed setting values This is not a mulfunction of the controller In such cases the means to suppress interference have to be improved RC elements shielded lines 5 3 Setting the DIP switch for the emergency setpoint on off mm The DIP switch is at the side of the controller distributed by ROBINEX sa e Selection of the emergency setpoint value for the cold store temperature This will be activated if the data in the memory is lost and if alarm AL1 is activated This sets all program parameters to the preset value The cold store temperature setpoint can be preset to 4 C or 18 C as desired This ensures that chilling systems with temperatures above zero do not freeze and deepfreeze installations do not thaw DIP switch 1 Pos off Setpoint value at 4 C for emergency operation Advisable for chilled storage Preset value DIP switch 1 Pos on Setpoint value at 18 C for emergency operation Advisable for deepfreezers Front view of controller p3 Q Ms PCR 310 6 s FLICA 6 1 Switching on the operating voltage The controller is started by means of a control switch provided by the customer The first time the controller is started pre programmed setting values are used which at a later point can be adapted for individual requirements If
15. the desired figure using the P or key 7 1 Input parameters and input ranges Parameter in display Setting range B ork 5 and P or Preset E01 Cold store temp difference 1 to 20 K 2K E02 Time between 2 defrost cycles 1 to 24 hours 8 hours Once the controller has been switched on defrosting occurs for the first time at the end of the first time interval distributed by lt gt ROBINEX After defrosting has been initiated manually the next time defrosting takes place is after a complete time interval has elapsed If the time interval between two defrost cycles is changed when the system is in operation the new time interval will not be applied until after the next time defrosting has occurred E03 Alarm temperature difference 50Kto 50K 20K E04 Delay time Alarm 0 to 99 mins 10 mins E05 Compressor start up delay 0 to 15 mins 5 mins E06 Defrost type 1or2 1 1 Electrical compressor off 2 Hot gas compressor on E07 Defrost limit temperature 0 to 50 C 8 C E08 Defrost time limit 1 to 99 mins 25 mins E09 Drainage time evaporator 0 to 99 mins 3 mins E10 Time delay fan 0 to 500 secs 30 secs E11 Evaporator fan control 1 2 or3 1 1 Fan with compressor 2 Continuous fan operation except during defrosting 3 Fan run on If there is an undershoot in the cold store temperature the fan is switched on by ev
16. the permissible voltage ranges are to be adhered to The voltage supply may be either smoothed direct voltage 12 V DC 10 any polarity or alternating voltage 12 V AC 10 50 60 Hz distributed by ROBINEX amp Controller Connection Description 1 2 V Compressor contactor cooling 1 4 PCR 410 Alarm Remote alarm indicator lamp or contactor 1 5 Ev Evaporator fan contactor 8 9 12V AC DC Power supply 10 11 T1 Cold store sensor 10 12 T2 Evaporator sensor Instructions The total current via terminal 1 of the common relay connection must not exceed 10 A Pay attention to the contact loading of the relay 8 A resistive load 2A inductive load As a general rule contactors are recommended The maximum tested sensor cable length is 50 m with a minimum cross section of 2 x 0 75 mm Solder the extension cable to the sensor cable to prevent contact resistances It is advisable to use shielded sensor extension cables All shields must be routed at the side of the controller to one earth protective potential The extension cable shield must not be connected on the sensor side otherwise bonding currents may occur via the shielding The controllers are designed respecting the highest degree of immunity to interference If the local interference level exceeds the immunity data might get lost AL1 in display and the controllers switches to the preprog
17. ture alarm cold store sensor T1 e Change input values by using the and keys with the set key pressed down e Input parameters e g the differential are indicated by E and a 2 digit number e g E01 distributed by ROBINEX sa e The input parameters are grouped together in two programming levels w Access the first programming level by pressing the and H keys at the same time for 5 seconds 2 Then use the 4 and keys to access the parameters to be changed Access the second programming level by pressing the and 4 and the key simultaneously for 5 seconds e To exit from the programming levels and save the data press the P key after the last input parameter If no key is pressed in either of the programming levels for 10 minutes this mode will be exited without the data being saved e Do not display altered parameter values before saving the data as it will be reset to its former value 6 4 Setting the cold store temperature Press and hold down the key Adjust the setpoint for the value in question using the 4 or key Adjustment is possible within the limits of the input parameters E12 and E13 The factory setting is 4 C 6 5 Changing the cold store temperature difference defrost cycle and alarm temperature Access to the first programming level e Press and hold down the and 4 keys at the same time for approx 5 seconds E01 appears in display e
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