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Menu functions

9.6. Serial Interface

Factory settings:

4800 Baud

even

hardware handshake



For communication between the circulator and a PC or a superordinated

process system, the interface parameters of both units must be identical.

The adjustment is usually carried out one time only in the >Interface serial<

menu.

RS232

RS485

Level 2

Parameter-level



Press the

key if a parameter is to be

retained. (prior to OK)



•

The parameter flashes, switch by pressing

and

Possible parameters:

RS232 / RS485

Address RS485:

0 to 127



•

The parameter flashes, switch by pressing

and

Possible parameters:

4800 / 9600 / 19200 / 38400



•

The parameter flashes, switch by pressing

and

Possible parameters:

no/even/odd

even: Data bits = 7; Stop bits = 1

odd: Data bits = 7; Stop bits = 1

no:

Data bits = 8; Stop bits = 1



•

The parameter flashes, switch by pressing

and

Possible parameters

: hardw / softw

Xon/Xoff-protocol (Software handshake)

Protocol RTS/CTS (Hardware handshake)

Содержание F81-HL

Страница 1: ...06 18 Operating Manual English Ultra Low Refrigerated Circulator F81 HL FP89 HL F95 SL FW95 SL 1 951 2814 V6 06 18 JULABO GmbH 77960 Seelbach Germany Tel 49 0 7823 51 0 Fax 49 0 7823 24 91 info de julabo com www julabo com ...

Страница 2: ...and distributed according to the requirements of ISO 9001 and ISO 14001 Certificate Registration No 01 100044846 Unpacking and inspecting Unpack the 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 guar...

Страница 3: ...27 5 3 1 Tubing 28 5 4 Filling draining 29 6 Operating procedures 30 6 1 Power connection 30 6 2 Switching on Selecting the language 30 6 2 1 Switching on the circulator 30 6 2 2 Switching on the cooling machine 31 6 3 Start Stop 31 7 Setting of temperatures 32 8 Safety installations warning functions 32 8 0 1 Early warning system low level protection 36 9 Menu functions 37 9 1 Start of a program ...

Страница 4: ...oint 66 9 7 4 Example 3 point calibration for internal control 66 9 8 Limits 69 9 8 1 Limits for internal control and external control 70 9 8 2 Limits for external control 71 9 9 Analog inputs outputs 72 9 9 1 Control connector 76 9 9 2 Outputs of the connector REG E PROG 77 9 9 3 Input of the connector REG E PROG 78 9 9 4 External Stand by input 80 9 9 5 Alarm output 81 10 Troubleshooting guide E...

Страница 5: ...e chance to manually adjust or adapt control to the specific application Absolute Temperature Calibration ATC3 provides high temperature stability in the bath With the 3 point calibration an offset is adjusted at three temperatures to ensure an accurate temperature pattern at the selected spot in the bath over the full temperature range Electrical connections The serial interface switchable from R...

Страница 6: ... Tel 49 0 7823 51 0 Fax 49 0 7823 24 91 info de julabo com www julabo com Safety instructions for the operator You have received a product designed for industrial use Nevertheless avoid strikes to the housing vibrations damage to the operating element panel keypad display and contamination Make sure the product is checked for proper condition regularly depending on the conditions of use Regularly ...

Страница 7: ...enclosed safety labels 1 2 to the front of the unit so they are highly visible 1 Warning label W00 Colors yellow black Danger area Attention Observe instructions operating manual safety data sheet 2 or Mandatory label M018 Colors blue white Carefully read the user information prior to beginning operation Scope EU 2 Semi S1 0701 Table A1 2 9 Carefully read the user information prior to beginning op...

Страница 8: ...equipment marked with a crossed out trash can to be disposed of separately in an environmentally friendly manner Contact an authorized waste management company in your country Disposal with household waste unsorted waste or similar collections of municipal waste is not permitted 2 2 Warranty conditions JULABO GmbH warrants its products against defects in material or in workmanship when used under ...

Страница 9: ...HL SL 9 2 3 EC Conformity ...

Страница 10: ...Operator responsibility Safety recommendations 10 ...

Страница 11: ...HL SL 11 ...

Страница 12: ...Operator responsibility Safety recommendations 12 ...

Страница 13: ...ower connection V Hz 230 50 60 Current draw at 230 V A 16 Mains power connection 230 V 60 Hz V Hz Current draw at 230 V A Ultra Low Refrigerated Circulator FP89 HL Working temperature range C 90 100 Temperature stability C 0 02 Cooling capacity Medium ethanol C kW 20 0 20 40 60 80 1 0 0 92 0 88 0 75 0 58 0 2 Cooling compressor 2 stage Refrigerant R404A R508b Overall dimensions WxDxH cm 55x60x92 Ba...

Страница 14: ...on V Hz 400 50 3PNPE Current draw at 400 V A 24 Mains power connection V Hz 208 230 60 3PPE Current draw at 230 V A 28 Ultra Low Refrigerated Circulator FW95 SL wassergekühlt Working temperature range C 95 0 Temperature stability C 0 05 Cooling capacity Medium ethanol C kW 0 20 40 60 80 1 7 1 5 1 3 1 1 0 36 Cooling compressor 2 stage Refrigerant R404A R23 Overall dimensions WxDxH cm 59x76x116 Bath...

Страница 15: ...fluorinated greenhouse gases applies to all systems which contain fluorinated refrigerants and replaces EC 842 2006 The aim of the Regulation is to protect the environment by reducing emissions of fluorinated greenhouse gases Among other things it regulates the emission limits use and recovery of these substances It also contains requirements for operators of systems which require contain these su...

Страница 16: ...ensor plausibility control Reciprocal sensor monitoring between working and safety sensors difference 35 K Alarm message optical audible permanent Warning message optical audible in intervals Environmental conditions according to IEC 61 010 1 Use indoors only Altitude up to 2000 m normal zero Ambient temperature see Technical specifications Humidity Max relative humidity 80 for temperatures up to ...

Страница 17: ...orinated water will cause pitting corrosion in heat exchangers made of stainless steel Due to their corrosive characteristics distilled water and deionized water are unsuitable and will cause corrosion of the bath Due to its corrosive characteristics sea water is not suitable Due to its microbiological bacterial components which settle in the heat exchanger untreated and unpurified river water and...

Страница 18: ... a possibly highly dangerous situation If these instructions are not followed serious injury and danger to life could result Caution Describes a possibly dangerous situation If this is not avoided slight or minor injuries could result A warning of possible property damage may also be contained in the text Notice Describes a possibly harmful situation If this is not avoided the product or anything ...

Страница 19: ...ath oil Do not drain the bath fluid while it is hot Check the temperature of the bath fluid prior to draining e g by switching the unit on for a short moment Use suitable connecting tubing Avoid sharp bends in the tubing and maintain a sufficient distance from surrounding walls Make sure that the tubing is securely attached Regularly check the tubing for material defects e g for cracks Never opera...

Страница 20: ...ted and installed Note sharp edges hot surfaces in operation moving machine parts etc Do dangerous steams or gases arise when heating Is an exhaust needed when working 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...

Страница 21: ...r external The display is depending on the selected control mode in the menu Control internal or external Line 2 Working temp setpoint constantly S xxx xx Line 3 Actual value E external or I internal Alternating with the display in line 1 Use the keys to indicate further values in line 3 PI Capacity in with manipulated variable set to control PS Capacity in with manipulated variable set to serial ...

Страница 22: ...e pump pressure stage rotation speed after start Four stages adjustable via the button in the menu PUMP 3 LCD DIALOG DISPLAY Line 1 Setpoint and origin of setpoint programming Key RS232 or RS485 ext Pt100 EProg Line 2 Actual value internal or external identical to line 1 of the VFD COMFORT DISPLAY Line 3 Heating capacity in Line 4 Control type internal external Navigation aid in MENU Window Keys S...

Страница 23: ... 2 Return in the menu one menu level down Correction function for parameters or values prior to OK immediately back to standard display icon for keep key pressed down 4 3 1 Key Up Down temperature increase decrease setpoint Push key quickly for single steps Keep key pressed for fast change 2 Up Down in the menu selection of menu items parameters Menu keys 4 4 Key start the menu warning and safety ...

Страница 24: ...er output 13 Connector for supplementary pump or solenoid valve 230 V max 1 25 A No control voltage in the OFF condition 14 Connector solenoid valve 1 No control voltage in the OFF condition 2 Configurable Refer to page 72 15 Fuses for connectors 13 14 T1 25A 16 Mains fuses T16A 17a 17b Mains power cable with plug for circulator Mains power cable with plug cooling machine 18 F95 FW95 1 Built in ma...

Страница 25: ... R 508b 1 m3 of space is required Do not set up the unit in the immediate vicinity of heat sources and do not expose to sun light Before operating the unit after transport wait about one hour after setting it up This will allow any oil that has accumulated laterally during transport to flow back down thus ensuring maximum cooling performance of the compressor G Only for water cooled models Ensure ...

Страница 26: ...rs 8 940 115 8 940 109 Temperature range C 20 180 0 220 Flash point C 190 230 Fire point C 216 274 Color clear light brown See website for list of recommended bath fluids ATTENTION The maximum permissible viscosity is 70 mm2 s Caution Fire or other dangers when using bath fluids that are not recommended Use only non acidic and non corroding bath fluids JULABO assumes no liability for damage caused...

Страница 27: ... pressure resistant temperature jacket or a temperature coil and fasten with tube clamps to prevent slipping Temperature application to external open systems S Suction pump connection D Pressure pump connection K Float H Height adjustment The circulator is equipped with both a pressure and suction pump for external temperature application in open systems Differing flow rates of the pressure and su...

Страница 28: ...2 mm inner dia 20 C to 120 C 8930108 1 m Viton tubing 8 mm inner dia 35 C to 200 C 8930112 1 m Viton tubing 12 mm inner dia 35 C to 200 C 8930410 1 m Insulation for tubing 8 mm inner dia 50 C to 100 C 8930412 1 m Insulation for tubing 12 mm inner dia 50 C to 100 C 8 930 209 0 5 m 8 930 210 1 0 m 8 930 211 1 5 m 8 930 214 3 0 m Metal tubing triple insulated M16x1 100 C to 350 C 8 930 220 0 5 m 8 93...

Страница 29: ...for environmental protection Filling Take care that no liquid enters the interior of the circulator Recommended maximum filling level with water as bath fluid 30 mm below the tank rim Recommended maximum filling level with bath oils 40 mm below the tank rim After filling immerse the samples in the bath or place the lid on the bath in case the opening is not to be used The circulator provides an ea...

Страница 30: ...et Units without built in mains outlet 18 Connect the circulator with mains power cable 17a to the mains socket Connect the refrigerating circulator with mains power cable 17b to the mains socket 6 2 Switching on Selecting the language 6 2 1 Switching on the circulator Switching on Turn on the mains power switch 1a The unit performs a self test Then the software version example V 1 xx xxxx appears...

Страница 31: ... cooling machine The mains switch is turned on After pressing the start stop button the cooling machine is automatically switched on or off by the circulator In the start mode of the circulator the cooling machine runs continuously Immediately after starting the cooling machine the output of the system is reduced to a minimum value for a defined period in order to equilibrate the cooling system Af...

Страница 32: ...of the pre setting of SETPOINT 3 If the active Setpoint is changed the new value is immediately used for the control of the working temperature The heater control indicator flashes Setpoint3 Change the value from 70 00 C to 80 00 C See standard display line 1 Use the numeric keypad to enter and Then press enter to store the value Notice Refer to SETPOINT MAX MIN in chapter LIMITS 8 Safety installa...

Страница 33: ...re Type Switch over from warning to shutdown function Change the parameter by pressing the key and confirm by pressing the key or pressing the key if the parameter is to be retained Possible parameters warning or alarm OverTemp SubTemp Set value on numeric keypad and confirm by pressing Example 83 00 C Press the keys and and confirm by pressing SafeSens Indicated is the temperature value of the sa...

Страница 34: ...emperature SubTemperature If for a sensitive temperature application task adherence to a working temperature value Setpoint is to be supervised then set high and low temperature warning values In the example below the Setpoint of 85 C is surrounded by the values OverTemp 87 C and SubTemp 83 C The electronics immediately registers when the actual temperature attains a temperature out of the limits ...

Страница 35: ... the VFD COMFORT DISPLAY or OverTemp SubTemp The LCD DISPLAY shows the message Setting ALARM Temperature limit with shutdown of heater and circulating pump An audible alarm sounds continuous tone and a message appears on the VFD COMFORT DISPLAY or OverTemp SubTemp The LCD DISPLAY shows the message Press for help on the LCD ...

Страница 36: ...age 2 of the low level protection device according to IEC 61010 2 010 is triggered a complete shutdown of the heater and circulating pump is effected A continuous alarm tone sounds and a message ALARM CODE 01 appears on the VFD COMFORT DISPLAY Press for help on the LCD Turn off the unit with the mains switch refill bath fluid and turn the unit on again 3 Float 4 Circulating pump 5 Heater Warning F...

Страница 37: ... Page 49 Remote on off remote control via RS232 Setpoint ext Switch over external setpoint setting Autostart AUTOSTART on off Off Mode Pump on off ACTVAR Switch over input variable Time Date setting time and date Language english deutsch Unit Temperature values can be displayed in C or F Program Type Time or Gradient grad Reset factory settings Control characteristics and parameters Page 56 Contro...

Страница 38: ...nal sensor 3 point calibration Limitations of temperature and capacity Page 70 Setpoint Max Min Maximum and minimum setpoint Heating Max Set maximum heating Cooling Max Set maximum cooling Internal Max Min Limitation of the temperature range Upper band Lower band Band limit Analog inputs outputs Page 72 Recorder output CHANNEL 1 2 3 EPROG External programmer input Ext StBy Stand By input ALARM out...

Страница 39: ... program that should be started 0 5 at Step Select the Step at which the program should be started 0 59 Runs Select the number of program repetitions 1 99 Program End Status at program end StdBy PSetp Setp 1 Setp 2 Setp 3 RUN Start time now time Press the key if a parameter is to be retained prior to OK Level 2 Parameter Value Set a parameter using the numeric keypad and confirm by pressing Possib...

Страница 40: ... starting time using the numeric keypad and confirm by pressing Example hh mm Set day and month using the numeric keypad and confirm by pressing Example TT MM Set year using the numeric keypad and confirm by pressing Example JJJJ Confirm Starten Start by pressing and the program starts at the set time Display of waiting time until start The unit switches to waiting mode and a flashing line wait ap...

Страница 41: ...or one of the three setpoints in the menu example setpoint 2 58 00 C The circulator operates and controls to this temperature at the end of the profile until the key is pressed or a new program is started 9 1 2 Indication after successful start Examples The started programmer displays the currently calculated setpoint in line 1 The value changes until the final temperature of the section is reache...

Страница 42: ...y to interrupt or continue a profile The setpoint and time period set for the corresponding section are thus stopped at the values presently achieved The instrument is put on hold and the message pause flashes on the LCD DIALOG DISPLAY A program can be interrupted or restarted by an external shut off Important For this in the Inputs Outputs menu the menu item Ext StBy must be set to active and in ...

Страница 43: ...f start is effected via the built in timer If the starting time is not yet reached the programmer is put on hold again If the starting time is exceeded the programmer starts immediately 9 1 6 Termination of a program A program can be terminated by pressing The programmer switches back to the Start menu Further procedures are defined in the MENU START PROGRAM menu item Program End Example Program E...

Страница 44: ...temperature Create programs A flashing segment indicates that a number needs to be entered Under the submenu Edit enter a program number Six programs may be stored numbers 0 to 5 When the program is running only sections with complete information for the target temperature and time period are considered It makes sense to skip section numbers in the profile in order to use them later for correction...

Страница 45: ...program number Set the desired PrgNr by pressing and Level 3 For the selected section ST a setpoint SP and the duration TI or the gradient GRD are entered in the right half of the input window or Input window for ST SP and TI GRD 1 Set the desired Step ST by pressing and 2 Set set point SP by using the numeric keypad and confirm by pressing 3 Set the time TI or a gradient GRD using the numeric key...

Страница 46: ...enu item Delete PrgNr by pressing and Set desired PrgNr with and Example PrgNr 0 Level 3 Input window delete sections Select menu items from Step and to Step one after the other by pressing and Select the desired section for every menu item by using the numeric keypad and confirm by pressing Example from 0 to 59 Select menu item delete by pressing and Confirm Delete by pressing The delete procedur...

Страница 47: ...ey if a parameter is to be retained prior to OK Level 2 Submenu Print Set menu item Print PrgNr by pressing and Set desired PrgNr by pressing and Example 4 Level 3 Confirm Print by pressing Confirm Print by pressing Printing and end of printing are confirmed by successive messages on the LCD display as shown on the left ...

Страница 48: ...able pump capacity stage 1 4 Illuminated display for pump pressure Indication of the adjusted pump pressure stage in the OFF mode Indication of the effective pump pressure stage rotational speed after start To protect the pump motor the rotational speed changes with the load applied for example depending on the viscosity of the bath fluid at different working temperatures Flow rate 22 26 l min Pum...

Страница 49: ...5 in the MENU INTERFACE SERIAL and then switch Remote to on Control display in the top line for Remote Connect SERIAL with PC Switch over setpoint setting by pressing and External setpoint setting Possible parameters off Eprog PT100 Switch over setpoint setting by pressing and off Setpoint setting with the keys or Setpoint setting via the analog socket ext Pt100 or analog socket REG EPROG Autostar...

Страница 50: ...ing variable Possible parameters control Eprog serial Set desired parameters with and Programming of variables for the parameters serial or EPROG is only accepted if the unit is in Start mode Time Date Year see next page Language Possible parameters deutsch english Set desired parameters with and Unit Possible parameters C F Set desired parameters with and Program type Possible parameters time gra...

Страница 51: ...ttings Level 2 Level 3 Parameter Value Possible parameters Time hour min Date Day Mon Year Succesively set time date and year using the numeric keypad and confirm by pressing Example Only the actual time is displayed The internal real time clock allows starting a program any time The clock is set to the local mean time MEZ at the factory If the unit is operated in a different time zone the clock c...

Страница 52: ...d mode is indicated on standard display In addition to the serial interface via remote control the circulator offers the possibility to adjust the setpoint via analog interface ext Pt100 or REG E PROG Possible parameters off Setpoint is set via the keypad or via the integrated programmer factory setting Pt100 Setpoint setting via the analog socket ext Pt100 using an external temperature sensor or ...

Страница 53: ...he values need to be resent by the PC via the interface Should such a safety standard not be required the AUTOSTART function automatic start mode may be activated thus allowing the unit to be started directly by pressing the mains power switch or using a timer The AUTOSTART function can be used only if the setpoint is set via keyboard eprog or ext Pt100 Warning For supervised or unsupervised opera...

Страница 54: ...l via the serial interface Self tuning is not possible Eprog The heater or the connected cooling unit receives the control signal via the E Prog input Self tuning is not possible Setting requires electronic module Important Set the parameter Eprog and the input variables also in the menu Inputs Outputs see page 78 Note The E Prog input can only be used either under menu item Setpoint ext or under ...

Страница 55: ... of the LCD DIALOG DISPLAY German and English Possible parameters deutsch english 9 4 8 Unit Temperature values can be displayed in C or F With this change all adjusted temperature values are converted and displayed in the new unit Possible parameters C factory setting F 9 4 9 Program type A program can be created with the parameters time or gradient Possible parameters time factory setting Grd Gr...

Страница 56: ...r to the socket at the rear of the circulator Press the key if a parameter is to be retained prior to OK Level 2 Parameter Level or Switch over control type by pressing and Possible parameters intern extern The control type can be adjusted in the OFF mode only The parameter flashes switch by pressing and Possible parameters off once always Control Type internal Parameter Level The parameter flashe...

Страница 57: ...0 999 s Control Type external Parameter Level The value flashes Set by using the numeric keypad and confirm by pressing Example Setting range 0 0 5 0 The value flashes Set by using the numeric keypad and confirm by pressing Setting range 0 1 99 9 K The value flashes Set by using the numeric keypad and confirm by pressing Setting range 3 9999 s The value flashes Set by using the numeric keypad and ...

Страница 58: ...mperature control does not allow the setpoint to be set via the ext Pt100 socket Notice Place the external sensor into the temperature controlled medium and securely fix the sensor Pt100 M R Accessory Pt100 external sensor Order No Description Material Cable 8981003 200x6 mm Ø stainless steel 1 5 m 8981005 200x6 mm Ø glass 1 5 m 8981006 20x2 mm Ø stainless steel 1 5 m 8981010 300x6 mm Ø stainless ...

Страница 59: ...w setpoint is to be reached Use this setting only when the temperature application system changes permanently 9 5 3 Dynamik intern This parameter affects the temperature sequence only in case of internal control C t aperiodic normal setpoint temp stability C t aperiodic normal temperature ramp temp stability Factory setting APER aperiodic Possible parameters normal Allows for reaching the setpoint...

Страница 60: ...mperature control Each parameter may be manually set via the keypad if necessary to allow optimal control performance Setting range internal external 0 1 99 9 K Proportional range Xp The proportional range is the temperature range below the setpoint temperature value in which the control circuit reduces the heating power from 100 to 0 Setting range internal external 3 9999 s Resetting time Tn Inte...

Страница 61: ...rol parameters optimum setting C t The heat up curve reveals inappropriate control settings Inappropriate settings may produce the following heat up curves Xp too low C t Tv Tn too low C t Xp too high or Tv too high C t Tv Tn too high or Xp too high C t ...

Страница 62: ...ss the key if a parameter is to be retained prior to OK The parameter flashes switch by pressing and Possible parameters RS232 RS485 Address RS485 0 to 127 The parameter flashes switch by pressing and Possible parameters 4800 9600 19200 38400 The parameter flashes switch by pressing and Possible parameters no even odd even Data bits 7 Stop bits 1 odd Data bits 7 Stop bits 1 no Data bits 8 Stop bit...

Страница 63: ...nciple For ATC calibration in steady state the bath temperature at the location of the temperature sensor CT is determined at the respective adjusted working temperature This value is then set on the circulator in the menu ATCalibration under menu item CTEMP X This can be a 1 point 2 point or 3 point calibration C TT M B INT T ATC internal C TT M B EXT T Pt100 ext ATC external M Temperature measur...

Страница 64: ...rn to standard operation after calibration The parameter flashes switch by pressing and A 1 point 2 point or 3 point calibration can be carried out The value TmpValue is only indicated In addition the measured temperature value CalValue X is saved during the next step The value flashes Set by using the numeric keypad and confirm by pressing If only a 1 point calibration is carried out the followin...

Страница 65: ...s Set by using the numeric keypad and confirm by pressing If only a 2 point calibration is carried out the following menu items are not indicated anymore The value TmpValue is only indicated In addition the measured temperature value CalValue X is saved during the next step The value flashes Set by using the numeric keypad and confirm by pressing ...

Страница 66: ...the ATC calibration always affects the current working temperature also the one set via interface 9 7 3 Type 1 2 3 point A 1 point 2 point or 3 point calibration can be carried out First geometrically define the location for calibration measuring point CT then determine the temperature values of the calibration points The type of calibrations also determines the number of the following pairs of va...

Страница 67: ...T on the device and enter under menu item CalValue X by using the keypad CalValue 1 79 70 C CalValue 2 119 50 C CalValue 3 159 30 C 4 Calibration Press the key if a parameter is to be retained prior to OK Setting is required only for the first calibration point Level 2 Parameter Level Set sensor intern The parameter flashes switch by pressing and Set to no The parameter flashes switch by pressing ...

Страница 68: ...he next step The value flashes Set by using the numeric keypad and confirm by pressing Return to 2 Set working temperature value 160 00 C The value TmpValue is only indicated In addition the measured temperature value CalValue X is saved during the next step The value flashes Set by using the numeric keypad and confirm by pressing 5 Return to standard operation Set YES after calibration Standard o...

Страница 69: ...rior to OK Level 2 Parameter level The parameter flashes Set by using the numeric keypad and confirm by pressing The parameter flashes Set by using the numeric keypad and confirm by pressing The parameter flashes Set by using the numeric keypad and confirm by pressing The parameter flashes Set by using the numeric keypad and confirm by pressing The parameter flashes Set by using the numeric keypad...

Страница 70: ...e range The limitation of the operating temperature range effects the temperature setting in the menu with the key Only setting of working temperatures which lie within the determined limits is possible Existing settings for Setpoint 1 2 3 as well as those for OverTemp and SubTemp are automatically deferred into the limit range Setting range 94 90 C 300 0 C Set maximum heating cooling The heating ...

Страница 71: ...ump motor from high viscosity of the bath fluid at low temperatures For refrigerated circulators Freezing protection when using water as bath fluid Upper band and Lower band The band limitation is active during external control Varied practice oriented setting are feasible for heat up and cool down phases Setting range 0 C 200 C Upper band and Lower band allow for the limitation of the difference ...

Страница 72: ...e used only to switch the control of the solenoid valve SV SV Output Control connector 14 230 V max 1 25 A Channel 1 voltage output for recorder V Channel 2 voltage output for recorder V Channel 3 current output for recorder mA EPROG external programmer input External standby Standby input for external switch off Alarm output Output for external alarm signal NOTE Channel 2 is pre configured for th...

Страница 73: ...sing the numeric keypad and confirm by pressing The value flashes Set by using the numeric keypad and confirm by pressing Define the output value for channel 2 Possible parameters ActInt ActExt Power Setpoint The parameter flashes switch by pressing and Select the scale for channel 2 The value flashes Set by using the numeric keypad and confirm by pressing The value flashes Set by using the numeri...

Страница 74: ...essing and Select the scale for channel 3 The value flashes Set by using the numeric keypad and confirm by pressing The value flashes Set by using the numeric keypad and confirm by pressing Possible parameters 0 20 mA 4 20 mA The parameter flashes switch by pressing and Possible parameters Setpoint variable flow rate pressure The parameter flashes switch by pressing and ...

Страница 75: ...sing the numeric keypad and confirm by pressing The value flashes Set by using the numeric keypad and confirm by pressing The value setpoint is only indicated Parameter Level Possible parameters inactive active The parameter flashes switch by pressing and Possible parameters Alarm Stand By Alarm Stand By The parameter flashes switch by pressing and ...

Страница 76: ...Pulse or Refill The control output 14 can be adapted to solenoid valves for different tasks Backflow In the OFF condition the control output 14 is not powered See Backflow safety device on page 28 C Pulse The control output 14 can be used to emit a cooling pulse For the pulsing period the output is powered only used with Heating Circulators Refill Control of a Automatic Refill Device Accessories ...

Страница 77: ...n the voltage values of 0 V to the lowest and 10 V to the highest necessary temperature or power rating required as an output value C Current output channel 3 Assign the current values 0 mA or 4 mA to the lowest and 20 mA to the highest temperature or power rating required as an output value C 3 The current output channel 3 offers 2 ranges for selection 0 to 20 mA or 4 to 20 mA 0 V 0 mA 20 mA 4 mA...

Страница 78: ...irculator Selecting the signal The programmer E PROG input of the circulator can be matched to the output signal of the external voltage or current source Voltage voltage input Current current input L Value Setting the LOW value See below First adjust and set the lowest voltage or current on the external voltage or current source e g 0 V or 0 mA Then after approx 30 seconds enter the corresponding...

Страница 79: ...ge current value by pressing the appropriate keys on the keypad of the instrument Example A 200 C and set by pressing Example B in the diagram illustrates that the end point values are freely selectable e g 8 mA and 16 mA Example out of diagram A Adjusting the voltage source for an output of 7 6 V Line 5 of the LCD DIALOG DISPLAY shows the externally set setpoint value The instrument calculates th...

Страница 80: ...is displayed Press to start Additional tips for using the STAND BY input The standby function can be used in conjunction with the AUTOSTART feature 1 If the Autostart function is NOT turned ON the standby input is used as described above 2 If the Autostart function is enabled the instrument will revert back to the original method of entering the setpoint i e keypad RS232 analog input etc Entering ...

Страница 81: ...naled without having to change the pin assignments Meaning of the terms under menu item Function The circulator is in condition StandBy or Alarm For Type normal pins 2 and 3 are connected in any case according to the selected Function For Type inverse pins 2 and 1 are connected in any case according to the selected Function Switching capacity max 30 W 40 VA Switching voltage max 125 V Switching cu...

Страница 82: ...culator is operated without bath fluid or the liquid level is insufficient Replenish the bath tank with the bath fluid Tube breakage has occurred insufficient filling level due to excessive bath fluid pumped out Replace the tubing and replenish the bath tank with the bath fluid The float is defect e g because damaged in transit Repair by authorized JULABO service personnel During the self test aft...

Страница 83: ...k the flow rate and temperature of the cooling water The first stage compressor does not work After a short cooling interval the compressor motor will be automatically reconnected and the message CODE 21 will no longer appear The second stage compressor does not work Cooling compressor overload protection The motor of the cooling compressor is equipped with an overload protector which will be acti...

Страница 84: ...cally perform a one time modification of the configuration Then contact an authorized JULABO service center Disturbances that are not indicated The electronic pump motor is protected against overload by an electronic current limiter If the viscosity of the bath fluid is or becomes too high the motor stops running Cooling machine Mains circuit breakers resettable 16 A Fuses The mains fuses on the r...

Страница 85: ... U 4 I The shield of the connecting cable is electrically connected to the plug housing and the sensor tube SERIAL RS232 RS485 serial interface This port can be used to connect a computer with an RS232 or RS485 cable for remote control of the circulator 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 ...

Страница 86: ...rated circulator or JULABO MVS Solenoid valve controller for cooling water Pin assignment Pin Signal only with attached JULABO equipment 1 24 V I max current 25 mA 2 0 V 3 Alarm relay 4 Reserved do not use 5 Cooling pulse ALARM Alarm output 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 capacity max 30 W ...

Страница 87: ... V 4 Programmer input EPROG 0 to 10 V 0 to 20 mA 5 Current output Channel 3 0 to 20 mA 4 to 20 mA 6 GND for Progammer 0 V Control connectors 13 14 The control output 13 is not powered in the OFF condition An external pump motor can be connected Output voltage 230 V max 1 25 A The control output 14 can be adapted to solenoid valves for different tasks 1 2 3 4 5 6 ...

Страница 88: ...al the computer master sends commands to the circulator slave The circulator sends data including error messages only when the computer sends a query In remote control mode the start command and all values to be set must be resent by the PC via the interface in case of a power interruption AUTOSTART is not possible A transfer sequence consists of address RS485 interface only command space Hex 20 p...

Страница 89: ...nds Setting parameters or temperature values Command Parameter Response of circulator OUT_MODE_01 0 Use working temperature Setpoint1 OUT_MODE_01 1 Use working temperature Setpoint2 OUT_MODE_01 2 Use working temperature Setpoint3 OUT_MODE_02 0 Selftuning off Temperature control using the stored parameters OUT_MODE_02 1 Selftuning once Single selftuning of the controlled system after the next start...

Страница 90: ...UT_PAR_09 xxx Xp control parameter of the cascade controller 0 1 99 9 OUT_PAR_10 xxx Proportional share of the cascade controller 1 99 9 OUT_PAR_11 xxx Tn control parameter of the cascade controller 3 9999 OUT_PAR_12 xxx Tv control parameter of the cascade controller 0 999 OUT_PAR_13 xxx Maximum internal temperature of the cascade controller OUT_PAR_14 xxx Minimum internal temperature of the casca...

Страница 91: ...e E Prog input IN_PAR_00 none Temperature difference between working sensor and safety sensor IN_PAR_01 none Te Time constant of the external bath IN_PAR_02 none Si Internal slope IN_PAR_03 none Ti Time constant of the internal bath IN_PAR_04 none CoSpeed Band limit max difference between the temperatures in the internal bath and external system IN_PAR_05 none Factor pk ph0 Ratio of max cooling ca...

Страница 92: ...ition 0 stop 1 start IN_MODE_08 none Adjusted control dynamics 0 aperiodic 1 standard IN_HIL_00 none Max cooling power IN_HIL_01 none Max heating power 12 4 Status messages Status messages Description 00 MANUAL STOP Circulator in OFF state 01 MANUAL START Circulator in keypad control mode 02 REMOTE STOP Circulator in r OFF state 03 REMOTE START Circulator in remote control mode 12 5 Error messages...

Страница 93: ...OLING WATER CIRCUIT OF REFRIGERATOR Cooling of the condenser is impaired Clean air cooled condenser Check the flow rate and cooling water temperature for a water cooled condenser 21 WARNING COMPRESSOR STAGE 1 DOES NOT WORK First stage compressor does not work 22 WARNING COMPRESSOR STAGE 2 DOES NOT WORK Second stage compressor does not work 23 WARNING HIGH TEMPERATURE ON COMPRESSOR STAGE 1 Excess t...

Страница 94: ...he conditions OFF R OFF or ALARM Connect the circulator to the computer using an interface cable Start the EasyBlackBox program The program asks for the port used COM1 and the baud rate of the unit You do not have this information on hand Simply try it out The program continues to send the request until the correct settings are made Data is read out and shown on the monitor divided into the sectio...

Страница 95: ...applying light pressure Attach the electronic module using the screws A The circulator is ready for use It automatically recognizes the installed electronic module 15 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 circulator Electrical connections and any other work m...

Страница 96: ...ange 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 Clean the unit in order to avoid any harm to the service personnel Attach a short fault description During transport the unit has to stand upright Mark the packing correspondingly When returning ...

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Julabo F81-HL, Руководство по эксплуатации

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