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Julabo 9400330, Руководство по эксплуатации

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Troubleshooting guide / Error messages 

30 

 

 

L

 

This message appear every 4 seconds. 
An acoustic signal sounds in regular intervals. 

x

  Compressor does not work. 

After a short cooling interval, the compressor motor will be 
automatically reconnected and the message "E 21" no longer 
appears. 

x

  Even after short switch off and switch on of the device by 

pressing the main power switch, the compressor might start up 
after a slight delay.  
Error message E21 will also appear during that time. 
 

 

 
If the unit cannot be returned to operation, contact an authorized 
JULABO service station. 

 

 
 
 

 

 

Disturbances that are not indicated. 

Overload protection::  

a) for cooling machine 

 

b) for pump motor 

Mains fuses

:  

The mains fuses on the rear of the unit may easily be exchanged 
as shown on the left. 
Fine fuses–   T 16 A, 250 V~ , D5 x 20 mm 
 

 

T 20 A (CF40 115 V / 60 Hz) 

 

 

Warning: 

 

Before exchanging the fuses, turn off the mains power switch and disconnect 
the power plug from the mains socket!

 

Only use fine fuses with a nominal value as specified. 

 

Example: 

Manufacturer Supplier 

Type 

Order 

No. 

Schurter Schurter G-fuse 

insert 

SPT 

 

T16A 5x20mm 

No. 0001.2516 

www.

GlobalTestSupply

.com

Find Quality Products Online at:

[email protected]

Содержание 9400330

Страница 1: ...26 06 18 English Operating manual Cryo Compact Circulators The Economy Series CF30 CF40 1 951 4866 V7 06 18 www GlobalTestSupply com Find Quality Products Online at sales GlobalTestSupply com ...

Страница 2: ...nts of ISO 9001 and ISO 14001 Certificate Registration No 01 100044846 Unpacking and inspecting Unpack the Cryo Compact Circulator and accessories and inspect them for possible transport damage Damage should be reported to the responsible carrier railway or postal authority and a damage report should be requested These instructions must be followed fully for us to guarantee our full support of you...

Страница 3: ... 22 6 Operating procedures 23 6 1 Power connection 23 6 2 Filling 23 6 3 Switching on Start Stop 25 6 4 L Control of the cooling machine 25 6 5 Setting the temperatures 26 6 6 AUTOSTART ON OFF 26 6 7 Remote control activate deactivate 27 7 Safety installations 28 7 1 Excess temperature protection 28 7 2 Low level protection 28 8 Troubleshooting guide Error messages 29 9 Electrical connections 31 1...

Страница 4: ...e is triggered a complete shutdown of the heater and circulating pump is effected The serial interface RS232 allows modern process technology without additional interface 2 Operator responsibility Safety instructions The products of JULABO ensure safe operation when installed operated and maintained according to common safety regulations This section explains the potential dangers that may arise w...

Страница 5: ...We recommend maintaining a minimum distance of 1 m Permissible ambient temperature max 40 C min 5 C Permissible relative humidity 50 40 C Do not store the unit in an aggressive atmosphere Protect the unit from contamination Do not expose the unit to sunlight Appropriate operation Only qualified personnel is authorized to configure install maintain or repair the circulator Persons who operate the c...

Страница 6: ...nect to the circulator particularly the corresponding safety instructions Also observe the pin assignment of plugs and technical specifications of the products 2 1 Disposal The product may be used with oil as bath fluid These oils fully or partially consist of mineral oil or synthetic oil For disposal follow the instructions in the material safety data sheets This unit contains refrigerants which ...

Страница 7: ...Cryo Compact Circulator 7 2 2 EC Conformity www GlobalTestSupply com Find Quality Products Online at sales GlobalTestSupply com ...

Страница 8: ...Operator responsibility Safety instructions 8 www GlobalTestSupply com Find Quality Products Online at sales GlobalTestSupply com ...

Страница 9: ... maximum of 10 000 working hours To apply for this extended warranty the user must register the unit on the JULABO web site indicating the serial no The extended warranty will apply from the date of JULABO GmbH s original invoice JULABO GmbH reserves the right to decide the validity of any warranty claim In case of faults arising either due to faulty materials or workmanship parts will be repaired...

Страница 10: ...Air cooled Electrical connections Computer interface RS232 Pump capacity Flow rate max at 0 bar l min 15 Pressure max at 0 liter bar 0 35 Bath opening WxL cm 16x3 Bath depth cm 14 Filling volume liters 2 0 3 0 Overall dimensions WxDxH cm 24x46x40 Weight kg 35 Ambient temperature C 5 40 Protection class according to IEC 60 529 IP 21 Mains power connection 230 V 50 Hz V Hz 207 253 50 Current draw at...

Страница 11: ...nections Computer interface RS232 Pump capacity Flow rate max at 0 bar l min 15 Pressure max at 0 liter bar 0 35 Bath opening WxL cm 19x3 Bath depth cm 19 Filling volume liters 4 0 5 5 Overall dimensions WxDxH cm 28x46x46 Weight kg 41 Ambient temperature C 5 40 Protection class according to IEC 60 529 IP 21 Mains power connection 230 V 50 Hz V Hz 207 253 50 Current draw at 230 V A 13 Mains power c...

Страница 12: ...or temperatures up to 31 C linear decrease down to 50 relative humidity at a temperature of 40 C Protection class according to IEC 60 529 IP21 The unit corresponds to Class I Overvoltage category II Pollution degree 2 Caution The unit is not suitable for use in explosive atmosphere EMC requirements according to EN 61326 1 The device is an ISM device of group 1 per CISPR 11 uses HF for internal pur...

Страница 13: ...has the following duties x The operator must ensure that the equipment is checked at regular intervals for leaks x These intervals depend on the CO2 equivalent of the system This is calculated from the refrigerant fill volume and type of refrigerant The CO2 equivalent of your system is shown on the model plate x The operator undertakes to have maintenance repair service recovery and recycling work...

Страница 14: ...is is not avoided the product or anything in its surroundings can be damaged 3 2 Explanation of other notes Note Draws attention to something special Important Indicates usage tips and other useful information 3 3 Safety instructions Follow the safety instructions to avoid personal injury and property damage Also the valid safety instructions for workplaces must be followed x Only connect the unit...

Страница 15: ... before performing any service or maintenance procedures or before moving the unit x Always turn off the unit and disconnect the mains cable from the power source before cleaning the unit x Always empty the bath before moving the unit x Transport the unit with care x Sudden jolts or drops may cause damage in the interior of the unit x Observe all warning labels x Never remove warning labels x Neve...

Страница 16: ... operation moving machine parts etc x Do dangerous vapors or gases develop during heating Must the work be done in a fume hood x What to do when a dangerous substance was spilled on or in the unit Before starting to work obtain information concerning the substance and determine the method of decontamination Notice Check the safety installations at least twice a year x Excess temperature protection...

Страница 17: ...ructions 4 Operating controls and functional elements Front view CF40 CF30 Rear view CF40 CF30 7 6b SERIAL T16A T16A 8 9 10 11 SERIAL T16A T16A 7 6b 9 10 11 8 www GlobalTestSupply com Find Quality Products Online at sales GlobalTestSupply com ...

Страница 18: ...rm 4 0 Keypad splash water protected Edit keys set point increase or decrease Enter key Store set point value parameter Escape key 1 Cancel entries 2 Switch over LED temperature display 5 Drain port 6a 6b Handle front Handle rear 7 SERIAL Interface RS232 remote control via personal computer 8 Pump connector M16x1 Feed 9 Pump connector M16x1 Return 10 Mains fuses T16A T20A CF40 115 V 60 Hz 11 Mains...

Страница 19: ...room space to be available for each kg of refrigerant The refrigerant quantity is specified on the type plate For 0 52 kg of refrigerant R404A 1 m3 of space is required For 0 25 kg of refrigerant R134a 1 m3 of space is required For 0 423 kg of refrigerant R452A 1 m3 of space is required x Model CF40 with 0 16 kg filling quantity of refrigerant R404A 0 33 m3 volume Model CF40 with 0 17 kg filling q...

Страница 20: ...s Using the collar nuts screw on the tubing connection fittings for tubing 8 mm or 12 mm in diameter delivered with the unit and tighten firmly Pressure pump 8 Return 9 x Push on the tubings and secure with tube clamps x Attach the tubing to the connectors of the external closed system e g an instrument with a pressure resistant temperature jacket or a temperature coil and fasten with tube clamps ...

Страница 21: ...e Recommended tubing Order No Suitable for 8930008 1 m CR tubing 8 mm inner dia 20 120 C CF30 CF40 8930012 1 m CR tubing 12 mm inner dia 20 120 C CF30 CF40 8930108 1 m Viton tubing 8 mm inner dia 35 C 200 C CF30 CF40 8930112 1 m Viton tubing 12 mm inner dia 35 C 200 C CF30 CF40 Tubing insulation 8930410 1 m Insulation 14 mm inner dia CR tubing 8 mm inner dia 8930412 1 m Insulation 18 mm inner dia ...

Страница 22: ...n on stainless steel Recommended bath fluids Bath fluid Temperature range soft decalcified water 5 C to 80 C See website for list of recommended bath fluids Contact see page 5 Caution Fire or other dangers when using bath fluids that are not recommended Please contact JULABO before using other than recommended bath liquids JULABO assumes no liability for damage caused by the selection of an unsuit...

Страница 23: ...he type plate 6 2 Filling Notice Pay attention to the thermal expansion of bath oil during heating to avoid overflowing of the liquid Guideline A volume change of 12 per 100 C temperature variation is to be considered Take care that no liquid enters the interior of the Cryo compact circulator LConnect the tubing from the external system to the pump connectors and check for leaks LCheck to make sur...

Страница 24: ... change in volume in case of change in temperature has to be respected Fill in a little amount of bath fluid only so that the low level alarm is not triggered LLow level alarm is triggered at the following liquid level CF30 75 to 80 mm below the tank rim CF40 80 to 85 mm below the tank rim LWhen reaching the working temperature check the liquid level If the cooling coil is not completely covered w...

Страница 25: ...seconds Turn the unit off with the mains power switch 6 4 L Control of the cooling machine With the mains switch turned on the circulator automatically switches the cooling machine off and on To ensure protection of the compressor the software only switches the compressor on after a delay of 200 seconds It is switched off if at internal control Int the setpoint temperature is increased and the hea...

Страница 26: ...by JULABO according to N A M U R recommendations This means for the start mode that the unit must enter a safe operating state after a power failure non automatic start mode This safe operating state is indicated by OFF on the LED temperature display A complete shutdown of the main functional elements such as compressor and circulating pump is effected simultaneously Should such a safety standard ...

Страница 27: ...232 Set the interface item from IOFF Interface OFF to ION Interface On Remote control activate deactivate x Switch off the Cryo Compact Circulator by pressing the mains switch and wait approx 5 seconds x Keep depressed the keys and enter simultaneously and turn on the unit with the mains power switch I OFF No remote control via RS232 Factory setting I On Remote control via RS232 LThe software vers...

Страница 28: ...ge 0 C to 220 C x Using a screwdriver turn the setting screw to the desired value Recommendation Set the excess temperature protector at 5 to 10 C above the working temperature setpoint 7 2 Low level protection 8 This safety installation is independent of the control circuit If the low liquid level protection device is triggered a complete shutdown of the compressor and circulating pump is effecte...

Страница 29: ...d x Cable of the working temperature sensor interrupted or short circuited x Defect of the working or excess temperature sensor Working temperature and excess temperature sensors report a temperature difference of more than 35 K x Error in A D converter x The excess temperature value lies below the working temperature setpoint Set the excess temperature to a higher value x Cable of the excess temp...

Страница 30: ...not be returned to operation contact an authorized JULABO service station Disturbances that are not indicated Overload protection a for cooling machine b for pump motor Mains fuses The mains fuses on the rear of the unit may easily be exchanged as shown on the left Fine fuses T 16 A 250 V D5 x 20 mm T 20 A CF40 115 V 60 Hz Warning Before exchanging the fuses turn off the mains power switch and dis...

Страница 31: ... have a negative impact on safe operation RS232 serial interface This port can be used to connect a computer with an RS232 cable for remote control of the Cryo compact circulator 9 6 5 1 Pin assignments RS232 Pin 2 RxD Receive Data Pin 3 TxD Transmit Data Pin 5 0 V Signal GND Pin 7 RTS Request to send Pin 8 CTS Clear to send Pin 1 4 6 9 Reserved do not use Accessories Order No Description 8 980 07...

Страница 32: ...s now operated via the computer In general the computer master sends commands to the recirculating cooler slave The recirculating cooler sends data including error messages only when the computer sends a query In remote control mode After a power interruption the order to start and all values which have to be adjusted must be resent from the personal computer via the interface AUTOSTART is not pos...

Страница 33: ...arameters to be displayed out commands setting parameters The out commands are valid only in remote control mode Examples Command to set the working temperature to15 5 C out_sp_00 15 5 Command to ask for the working temperature in_sp_00 Response from the recirculating cooler 15 5 LF 10 3 List of commands OUT commands Setting parameters or temperature values Command Parameter Response of recirculat...

Страница 34: ...tatus messages Status messages Description 00 MANUAL STOP Cryo compact circulator in OFF state 01 MANUAL START Cryo compact circulator in keypad control mode 02 REMOTE STOP Cryo compact circulator in r OFF state 03 REMOTE START Cryo compact circulator in remote control mode 10 5 Error messages Error messages Description 01 LOW LEVEL ALARM Low liquid level alarm 05 WORKING SENSOR ALARM Working temp...

Страница 35: ...rror in A D converter 14 EXCESS TEMPERATURE PROTECTOR ALARM Excess temperature protection alarm 20 WARNING CLEAN CONDENSOR OR CHECK COOLING WATER CIRCUIT OF REFRIGERATOR Cooling of the condenser is affected Clean air cooled condenser 21 WARNING COMPRESSOR STAGE 1 DOES NOT WORK Compressor does not work 33 SAFETY SENSOR ALARM Excess temperature sensor short circuited or interrupted www GlobalTestSup...

Страница 36: ...he conditions OFF R OFF or ALARM x Connect the Cryo compact circulator to the computer using an interface cable x Start the EasyBlackBox program The program asks for the used port COM1 and the baud rate of the unit You do not have this information on hand Simply try it out The program keeps on sending this request until the actually used port and correct baud rate are entered x Data is read out an...

Страница 37: ...he power source x Place the Cryo compact circulator near the rim of the table Use a suitabel vessel as recipient for the bath liquid x Unscrew the drain tap and empty the unit completely x Tighten the drain tap 13 Cleaning repairing the unit Caution Always turn off the unit and disconnect the mains cable from the power source before cleaning the unit Prevent humidity from entering into the circula...

Страница 38: ...nance is not required The tank should be filled only with a bath fluid recommended by JULABO To avoid contamination it is essential to change the bath fluid from time to time Repairs Before asking for a service technician or returning a JULABO instrument for repair please contact an authorized JULABO service station When returning the unit x Clean the unit in order to avoid any harm to the service...

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