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Julabo F25-HD, Operating Manual

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19532420.DOC

Operating Manual

Refrigerated and Heating Circulators

FS18-HD

F25-HD
F26-HD
F32-HD
F33-HD
F34-HD

F33-SD

•

  with proportional cooling capacity control

FP40-HD / SD
FP45-HD / SD
FP50-HD / SD

  

Changes without prior notification reserved
1.953.2420BU6   02/03

JULABO USA, Inc.
754 Roble Road, Suite 180
Allentown, PA 18103

 (610) 231-0250   

 (610) 231-0260

EMAIL us: info @ julabo.com
ONLINE Catalog: www.julabo.com

Summary of Contents for F25-HD

Page 1: ...33 HD F34 HD F33 SD with proportional cooling capacity control FP40 HD SD FP45 HD SD FP50 HD SD Changes without prior notification reserved 1 953 2420BU6 02 03 JULABO USA Inc 754 Roble Road Suite 180 Allentown PA 18103 610 231 0250 610 231 0260 EMAIL us info julabo com ONLINE Catalog www julabo com ...

Page 2: ...esult in a hazardous situation and may void the manufacturer s warranty Transport the unit with care Sudden jolts or drops may cause damages in the interior of the unit Observe all warning labels Never remove warning labels Never operate damaged or leaking equipment Never operate the unit without bath fluid in the bath Always turn off the unit and disconnect the mains cable from the power source b...

Page 3: ... control parameters 18 7 MENU FUNCTIONS 19 7 1 ATC Absolute Temperature Calibration 20 7 2 Id Identification 21 7 3 h Heater capacity 22 7 4 r Remote 22 7 5 br Baud rate 23 7 6 P Parity 23 7 7 H Handshake 23 7 8 Sb Stand By 23 7 9 Pr Programmer type 23 7 10 Ad Address 24 7 11 Signal level RS232 RS485 24 8 TROUBLESHOOTING GUIDE ERROR MESSAGES 25 9 SAFETY RECOMMENDATIONS 27 10 ELECTRICAL CONNECTIONS...

Page 4: ...ion safety temperature 9 Display of internal external actual value 10 Control type internal external control 11 Control parameters Xp Tn Tv 12 MULTI DISPLAY LED temperature indication Indicator lightsExt external actual value ext Pt100 Xp Tn Tv control parameters Eprog analog programmer signal RS232 remote control with a PC Indicator light Alarm Indicator light Cooling not operational Indicator li...

Page 5: ...easurement and control sensor 26 Connectors for solenoid valve and or supplementary pump 230 V 115 V 27 Fuses M 1 25 A M 2 5 A for connectors 26 28a 28b Mains fuses Circulator Cooling machine 29a 29b Mains power cable with plug Circulator Cooling machine 30 31 Pump connectors suction pump pressure pump 33 Selector dial for cooling machine only on F25 F34 Position 1 for operation with circulator 34...

Page 6: ...elements are the heater circulation pump and control electronics An electronic proportional temperature control PID characteristic adapts the heat supplied to the thermal requirements of the bath Setting is rapid and simple using the keypad with its easy to learn symbols Keypad is splash proof easily cleaned and ergonomically designed The microprocessor technology allows four temperature values to...

Page 7: ...oled models Ensure circulation of cooling water by connecting the tubing to cooling water inlet and outlet on the rear of the refrigerated circulator Cooling water connectors Cooling water see page 43 5 2 Bath liquids and tubing Carefully read the safety data sheet of the bath liquid used particulary with regard to the fire piont If Ethanol is used only supervised operation is possible Recommended...

Page 8: ...mm2 x S 1 at the respective working temperature have corrosive characteristics or tend to cracking Order No Bath liquid 8 940 100 8 940 101 8 940 102 8 940 103 8 940 104 8 940 105 Thermal M Thermal M Thermal H Thermal H Thermal HY Thermal HY 10 liters container 5 liters container 10 liters container 5 liters container 10 liters container 5 liters container Recommended tubing Temperature range CR t...

Page 9: ...n switching the circulator on the bath liquid may lie below the required minimum level due to liquid pumped into the external system ATTENTION The volume of bath oils will increase due to thermal expansion when the bath temperature rises Exercise CAUTION when emptying hot bath liquids 19 Draining Turn off the circulator and cooling machine Hold the venting grid pull out and remove Slide a short pi...

Page 10: ...jacket or a temperature coil and fasten with tube clamps to prevent slipping Temperature application to external open systems K S D H S Suction pump connection D Pressure pump connection K Float H Height adjustment These circulators are equipped with both a pressure and suction pump for external temperature application in open systems Differing flow rates of the pressure and suction pumps should b...

Page 11: ... connector 26 Order No Description 8 980 701 Solenoid valve for loop circuit up to 100 C 8 970 456 Shut off valve suitable up to 90 C 8 970 457 Shut off valve suitable up to 250 C Fasten tubing to prevent slipping Supplementary pump Both connectors 26 may be used for operating supplementary pumps Control switching on off is effected by presssing the start stop key or via the digital interface with...

Page 12: ...ors 22a 22b Connect the refrigerated circulator with mains power cable 29b to the mains socket 6 2 Switching on Start Stop Switching on Circulator and cooling machine may be turned on and off with separate mains switches The integrated control light will illuminate to indicate that power has beeen applied The unit performs a self test All segments of the 4 digit MULTI DISPLAY LED and all indicator...

Page 13: ...puter NOTE The circulator has been configured and supplied 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 or rOFF resp on the MULTI DISPLAY LED A complete shutdown of the main functional elements such as heater and circulation ...

Page 14: ...Press the setpoint key The indicator light blinks and the value previously set appears on the MULTI DISPLAY LED Use the cursor keys to move left or right on the display until the numeral you wish to change is blinking Use the increase decrease arrows to change the selected numeral 0 1 2 3 9 Press enter to store the selected value example 15 0 C The working temperature is maintained constant after ...

Page 15: ... DISPLAY LED Use the cursor keys to move left or right on the MULTI DISPLAY LED until the numeral you wish to change is blinking Use the edit keys to increase or decrease the numeral value 0 1 2 3 9 Press enter to store the value example 13 0 C Setting the low temperature limit Press the key Follow the instructions for example 17 0 C Note The warning functions will only be triggered when the actua...

Page 16: ...emperature of the bath liquid has reached the safety temperature a complete shutdown of the heater and pump is effected The alarm is indicated by optical and audible signals continuous tone and on the MULTI DISPLAY LED appears the error message Error 14 Cancel the alarm state see page 26 Recommendation Set the safety temperature at 5 to 10 C above the working temperature setpoint The excess temper...

Page 17: ...y perform a calibration using the Atc2 function see page 21 and then securely fix the sensor in the external system Press the key to switch to external control example T1 The indicator light in the key illuminates Press the start stop key The MULTI DISPLAY LED automatically indicates the temperature value registered by the Pt100 sensor example 15 0 C Switch the display to indicate the internal ext...

Page 18: ...ameter example 20 s Each parameter may be manually set via the keypad to allow optimum control performance Setting the control parameters Press the key and select the parameter Use the cursor keys to move left or right on the display until the numeral you wish to change is blinking Use the increase decrease arrows to change the selected numeral 1 2 3 9 Press enter to store the selected value examp...

Page 19: ... the parameters for the circulator via the configuration level Selecting exiting the configuration level Simultaneously press the cursor key and enter The first menu item is Atc0 Selecting and setting menu items Select the menu items in succession by pressing the cursor keys Set the parameter for each menu item using the edit keys and store with enter ...

Page 20: ... and stored as correcting factor example ΔT 0 2 C for Atc1 Excample Setting the correcting factor Use the cursor keys and the edit keys to set the correcting factor example 0 20 C and then press enter Simultaneously press the cursor key and enter to exit the configuration level Measuring point TM The temperature on the measuring point rises to a temperature of 15 0 C and is indicated on the MULTI ...

Page 21: ... the controlled system temperature application system the control parameters Xp Tn and Tv see page 18 will be automatically determined and stored Possible parameters 0 No identification The control parameters ascertained during the last identification are used for control purposes 1 Single identification The circulator performs a single identification of the controlled system after start After the...

Page 22: ...trol Xp 1 0 C Tn 80 s Tv 8 s 7 3 h Heater capacity The heater capacity is adjustable The heater capacity data indicated in the technical specifications conforms to a setting of 100 Possible parameters from 10 to 100 in 10 steps 7 4 r Remote Remote control for the circulator can be performed via the serial RS232 RS485 interface or the analog REG E PROG connector Possible parameters 0 Keypad control...

Page 23: ...ke 7 8 Sb Stand By STAND BY External stand by for emergency switch off Possible parameters 0 stand by input is ignored 1 stand by input is active connector see page 30 7 9 Pr Programmer type REG E PROG For adapting the programmer input to the connected programmer Possible parameters 0 voltage input 0 to 10 V 1 current input 0 to 20 mA 2 current input 4 to 20 mA The voltage and current input ranges...

Page 24: ...respective circulator address The address must stand in front of each command 7 11 Signal level RS232 RS485 The serial interfaces RS232 and RS485 use different output levels When the circulator is used in keypad control mode and values are to be called off via the serial interface at the same time use this menu item for setting the desired signal level Possible parameters c232 c485 If under the me...

Page 25: ...authorized JULABO service personnel During the self test after switch on a short circuit is registered between pin 2 and pin 4 of the control cable or the control cable is interrupted during operation Reconnect the cable or eliminate the short circuit Cable of the working temperature sensor interrupted or short circuited Defect of the working or safety temperature sensor Working temperature and sa...

Page 26: ...ort intervals Excess temperature on compressor stage 1 Excess temperature on compressor stage 2 This message appears every 10 seconds as long as the compressor is not switched on although requested by the circulator After a short cooling interval the motor will be automatically reconnected and the message E xx no longer appears Control cable of the refrigerated circulator short circuited during se...

Page 27: ...socket Observe the fire point of the bath medium used The excess temperature protection should be set at least 20 C below the fire point Pay attention to the thermal expansion of bath oil during heating to avoid overflowing of the liquid Prevent water from penetrating into the hot bath oil Some parts of the bath cover and the pump connections may become extremely warm during continuous operation T...

Page 28: ...ation it is recommended to keep on circulating the liquid in the bath or the external system for some time Simultaneously set the working temperature to 20 C to allow the temperature in the system to decrease slowly Thus fractional over heating of the bath liquid is prevented ...

Page 29: ...spondence Circulator Computer Circulator Computer 9 pole 25 pole 9 pole 9 pole Pin 2 RxD Pin 2 TxD Pin 2 RxD Pin 3 TxD Pin 3 TxD Pin 3 RxD Pin 3 TxD Pin 2 RxD Pin 5 GND Pin 7 GND Pin 5 GND Pin 5 GND Pin 6 DTR Pin 6 DSR Pin 6 DTR Pin 6 DSR Pin 7 RTS Pin 5 CTS Pin 7 RTS Pin 8 CTS Pin 8 CTS Pin 4 RTS Pin 8 CTS Pin 7 RTS RS232 interface cable 9 pin 9 pin 2 5 m Order No 8 980 073 ext Pt100 1 4 2 3 Shie...

Page 30: ...adjustment made under menu item Pr progammer type at Pr 0 0 to 20 mA 2 at Pr 1 0 to 20 mA 2 2 0 mA 100 C 20 mA 400 C at Pr 2 4 to 20 mA 3 3 4 mA 100 C 20 mA 400 C 6 GND for programmer 0 V Use shielded cables only Control output 22 The connector may be used for control of JULABO refrigerated circulators or as output for alarm messages Pin assignment Pin Signal 1 24 V max current 25 mA 2 0 V 3 Alarm...

Page 31: ...it enters the operating state OFF As long as the contact is open a flashing E is preceding the message OFF on the MULTI DISPLAY LED If the contact is closed the circulator may be started by pressing the start key Use shielded cables only ALARM Alarm output 24 for external alarm signal This potential free change over contact is activated in case of an alarm when pins 2 and 3 are connected Switching...

Page 32: ...mode BAUDRATE 48 4800 bauds PARITY 2 even parity HANDSHAKE 1 Protocol RTS CTS Hardware handshake Data bits 7 Stop bit 1 Like all parameters which can be entered through the keypad interface parameters are stored in memory even after the circulator is turned off 11 2 Communication with a PC or a superordinated data system Suitable terminal programs for communicating with a PC are MS Windows TERMINA...

Page 33: ...T is not possible A transfer sequence consists of address RS485 interface only command space Hex 20 parameter the character separating decimals in a group is the period end of file Hex 0D The commands are divided into in and out commands in commands asking for parameters to be displayed out commands setting parameters The out commands are valid only in remote control mode When the RS485 interface ...

Page 34: ...g used in_pv_02 none Temperature value registered by the external Pt100 sensor in_pv_03 none Temperature value registered by the safety sensor in_sp_00 none Working temperature T1 in_sp_01 none Working temperature T2 in_sp_03 none High temperature warning limit in_sp_04 none Low temperature warning limit in_sp_05 none Setpoint temperature of the external programmer socket 21 REG E PROG in_hil_00 n...

Page 35: ... none Time constant of the internal bath in_par_04 none Bandwidth limit max difference between the temperatures in the internal bath and external system in_par_05 none Ratio for max cooling capacity versus max heating capacity in_par_06 none Xp control parameter of the internal controller in_par_07 none Tn control parameter of the internal controller in_par_08 none Tv control parameter of the inte...

Page 36: ...tart out_mode_02 2 Continual identification of controlled system whenever a new setpoint is to be reached out_mode_04 0 Temperature control of internal bath out_mode_04 1 External control with Pt100 sensor out_mode_05 0 Stop the circulator r OFF out_mode_05 1 Start the circulator out_sp_00 xxx x Set working temperature T1 out_sp_01 xxx x Set working temperature T2 out_sp_03 xxx x Set high temperat...

Page 37: ... control parameter of the internal controller out_par_09 xxx Xp control parameter of the cascade controller out_par_10 xxx Proportional portion of the cascade controller out_par_11 xxx Tn control parameter of the cascade controller out_par_12 xxx Tv control parameter of the cascade controller 11 4 Status messages error messages The circulator sends data including error messages only when the compu...

Page 38: ...OR Internal error when reading or writing the I2 C bus 08 INVALID COMMAND Invalid command 09 COMMAND NOT ALLOWED IN CURRENT OPERATING MODE Invalid command in current operating mode 10 VALUE TOO SMALL Entered value too small 11 VALUE TOO LARGE Entered value too large 12 TEMPERATURE MEASUREMENT ALARM Error in A D converter 13 WARNING VALUE EXCEEDS TEMPERATURE LIMITS Value lies outside the adjusted r...

Page 39: ...mperature on compressor stage 1 25 REFRIGERATOR WARNING Error in the cooling machine 26 WARNING STAND BY PLUG IS MISSING External stand by contact is open Stand by input see pages 23 and 30 30 CONFIGURATION ERROR CONFIRM BY PRESSING ENTER ON CIRCULATOR The configuration of the circulator does not conform to its present use Press enter to automatically perform a single modification of the configura...

Page 40: ...tion under normal conditions Periodic maintenance is not required The tank should be filled only with a bath liquid recommended by JULABO To avoid contamination it is essential to change the bath liquid from time to time Repairs Before asking for a service technician or returning a JULABO circulator for repair please contact an authorized JULABO service station When returning a unit take care of c...

Page 41: ... pump suction max psi at 0 liters 3 2 5 8 discharge max Lpm at 0 psi 14 16 Electrical connections Computer interface RS232 RS485 Programmer input 100 C to 400 C 0 10 V or 0 20 mA or 4 20 mA Temperature recorder output 0 10 V 0 V 100 C 10 V 400 C 0 20 mA 0 mA 100 C 20 mA 400 C 4 20 mA 4 mA 100 C 20 mA 400 C Stand by input Alarm output 24 to 0 V DC max 25 mA External measurement and control sensor P...

Page 42: ...ath opening WxD bath depth cm 23x14 20 23x26 20 in 9x5 8 9x10 8 Filling volume liters 9 16 18 26 Overall dimensions WxDxH cm 37x46x70 75 38x58x68 73 Weight Lbs 99 106 117 FP50 HD SD Working temperature range C 50 200 Temperatur stability C 0 01 Cooling capacity C 20 0 20 40 50 bath liquid ethanol Watts 900 800 500 160 50 Refrigerant R507 Ambient temperature C 5 40 Mains power connection 10 V Hz 23...

Page 43: ... Overall dimensions WxDxH cm 31x43x65 23x42x63 42x42x44 Weight Lbs 86 73 71 F32 HD F33 HD SD F34 HD Working temperature range C 32 200 30 200 30 150 Temperatur stability C 0 01 0 01 0 01 Cooling capacity C 20 0 20 30 20 0 20 20 0 20 bath liquid ethanol Watts 380 340 150 50 500 320 120 450 320 140 Refrigerant R134a R134a R134a Ambient temperature C 5 40 5 40 5 40 Mains power connection V Hz 230 50 ...

Page 44: ...ensor plausibility control Reciprocal sensor monitoring between working and safety sensors difference 25 C Alarm indication optical audible continuous tone Standards EMC regulations EN 61326 Guideline for first voltage range EN 61010 1 EN 61010 2 010 Pressure equipment directive EN 378 Only for water cooled models Cooling water pressure IN OUT max 6 bar Difference pressure IN OUT 3 5 to 6 bar Cool...

Page 45: ...an extension of the original warranty period JULABO will not assume responsibility for unauthorized product modifications or for repairs replacements or modifications negligently or otherwise improperly made or performed by persons other than JULABO employees or authorized representatives JULABO MAKES NO WARRANTY OR MERCHANTABILITY FITNESS FOR A PARTICULAR PURPOSE OR ANY OTHER WARRANTY EXPRESS OR ...

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