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Temperature System  Magnum 91 

13 

 

 

Operating board 1 

 

 

2.0  

Setp:   120.00°C
IntAct   21.00°C
ExtAct:  20.00°C
Control:  Intern

 

DIALOG-DISPLAY (LCD)  

 

Standard indication

 

Line 1:  

Setpoint 

 

in °C  

Line 2:  

Internal actual value 

 

in °C  

Line 3:  

External actual value 

 

in °C  

Line 4:  

Control type: internal / external control 

 

Indicating messages (e. g. warnings) 

 

 

2.1 

 

 
 

Start / stop key 
To switch the circulation pump, heating element and cooling unit. 

2.2 

 

 

>Setp.: 120.00°C
 Overt.:255.00°C
 Subtmp:-55.00°C 
 St.Pump:   2

 
 

SET Menu Key - Indicating and setting setpoint values 
Set the following values:  
in  Line 1: 

the working temperature 

Setp.:

 

 

Line 2: 

the high temperature limit 

Overt.:

 

 

Line 3: 

the low temperature limit 

Subtmp:

 

 

Line 4: 

the pump pressure stage  

St.Pump: 

 

2.3 

 

 

Control type: internal / external control 
 

To swap, the unit has to be in the STOP MODE. 

 

Indicated in line 4 on the DIALOG-DISPLAY (LCD) 

 

2.4 

 

>Configuration
 Control param.
 Profile Start
 Int. Programmer

 
 

MENU key - for selecting the menu functions 
 

(Menu see page 36) 

 

2.5 

   

 

 

Cursor keys - Select menu items 

2.6 

 

 

P-key Selecting 

parameters 

2.7 

ESC

 

 

Escape key 

 

1) Cancel entries 

 

 

 

2) Return to a higher menu level 

2.8 

 

 

Enter key 

 

1) Store value / parameter  

 

 

 

2) Next lower menu level 

2.9 

 .... 

  

 

Numeric keypad: numerals 0 to 9; minus / decimal point 

Summary of Contents for 9410191.7

Page 1: ...12 Operating Manual Temperature System Magnum 91 Translation of the Original Operating Manual JULABO USA Inc 884 Marcon Boulevard Allentown PA 18109 Phone 1 610 231 0250 Fax 1 610 231 0260 info julab...

Page 2: ...and distributed according to the requirements of ISO 9001 2008 Certificate Registration No 01 100044846 Unpacking and checking Unpack the unit and accessories and check for damages incurred during tra...

Page 3: ...Explanation of safety notes 17 4 2 Explanation of other notes 17 4 3 Safety recommendations 17 5 Preparations 20 5 1 Installation 20 5 2 Cooling water connection 20 5 3 Connect the external system 21...

Page 4: ...s outputs 49 8 6 Limits 52 8 7 Interface 52 8 8 Sensors 53 8 9 Pump 54 9 Troubleshooting guide Error messages 55 10 Electrical connections 59 11 Remote control 62 11 1 Setup for remote control 62 11 2...

Page 5: ...rol Features allow the user to have access to all important temperature control parameters This means Full control on the control mode and the chance to manually adjust or adapt control to the specifi...

Page 6: ...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 Reg...

Page 7: ...user information prior to beginning operation Scope USA NAFTA 3 Warning label Proposition 65 Particular care and attention is necessary because of the wide operating range There are thermal dangers B...

Page 8: ...alibration ATC int C 3 ATC ext C 10 Heater wattage kW 6 0 Cooling capacity C 200 100 20 0 20 40 60 80 Medium Julabo Thermal HL45 Ethanol pumpe stage 5 kW 3 0 4 8 4 6 4 6 4 5 4 3 2 0 0 5 Cooling compre...

Page 9: ...umpe stage 5 kW 3 0 4 8 4 6 4 6 4 5 4 3 2 0 0 5 Cooling compressor 2 stage Refrigerant R404A R23 Cooling unit water cooled Quantity passing l min 12 at 20 C inlet temperature Cooling water connectors...

Page 10: ...ations High temperature warning function optical audible in intervals Low temperature warning function optical audible in intervals Supervision of the working sensor plausibility control Reciprocal se...

Page 11: ...t suitable for cooling and causes calcination of the heat exchanger Ferrous water or water containing ferrous particles will cause formation of rust even in heat exchangers made of stainless steel Chl...

Page 12: ...Operating instructions 12 Operating instructions 3 Operating controls and functional elements Front view Rear view 1 ON Mains power switch...

Page 13: ...etpoint values Set the following values in Line 1 the working temperature Setp Line 2 the high temperature limit Overt Line 3 the low temperature limit Subtmp Line 4 the pump pressure stage St Pump 2...

Page 14: ...ervoir 3 21 3 22 3 23 Liquid level display on VFD DISPLAY 3 21 Normal operation 1 4 segments appear 3 22 Low liquid level warning All segments off 3 23 High liquid level warning 4 5 segments appear Te...

Page 15: ...e at the front Castor without brake at the back 8 F1 F2 F3 F4 F5 F6 Mains power connection 400 V 3 Phases 50 Hz Mains fuses F1 and F4 Mains circuit breakers resettable 10 A Pump motor F2 and F5 Mains...

Page 16: ...closed external system the filling valve 25 remains open and allows a change in volume of the bath liquid caused by temperature during operation In case of emergency it has to be possible that the ex...

Page 17: ...he product or anything in its surroundings can be damaged 4 2 Explanation of other notes Note Draws attention to something special Important Indicates usage tips and other useful information 4 3 Safet...

Page 18: ...source before cleaning the unit Always empty the bath before moving the unit Transport the unit with care Sudden jolts or drops may cause damages in the interior of the unit Observe all warning label...

Page 19: ...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 th...

Page 20: ...sary amount of refrigerant is specified on the type plate For 0 48 kg of refrigerant R404A a room space of 1 m3 is required For 0 68 kg of refrigerant R23 a room space of 1 m3 is required Only set up...

Page 21: ...0 1 IN OUT 13 14 10 11 12 Temperature application to external closed systems Remove the cap nuts from the pump connectors 10 11 and using tubing connect the external system M24x1 5 wrench 27 mm To pre...

Page 22: ...ing used for temperature application and cooling water supply represents a danger source A damaged tubing line may cause hot bath liquid to be pumped out within a short time This may result in Fire ha...

Page 23: ...temperature have a low viscosity and have creep characteristics have corrosive characteristics or tend to crack No liability for use of other bath fluids ATTENTION The maximum permissible viscosity i...

Page 24: ...em with protective earth Cable markers 1 L1 2 L2 3 L3 4 N green yellow PE 230 V 3 Phases 60 Hz Connect the mains power cable 9 to a electricity supply system with protective earth Cable markers 1 L1 2...

Page 25: ...essage CODE 40 low liquid level warning appears Then fill in the filling volume required for the external system 32 via the opening 5 5 When marker D is reached the message ALARM CODE 01 low liquid le...

Page 26: ...t off approx 4 seconds and on again with the mains power switch 1 Wait until the self test is completed Press the key to start the automatic filling process On the VFD Info Display AUTO FILL is shown...

Page 27: ...g status for approx 3 seconds Switch over to sys open OPEN SYSTEN Switch over to sys close CLOSED SYSTEM Switch over to fill FILL SYSTEM Switch over to drain DRAIN SYSTEM Notice concerning the filling...

Page 28: ...oticed after a first or new filling of the unit During the heating up phase e g to a working temperature of 180 C the VFD Info Display shows DEGAS Parallely to this in line 4 in the DIALOG DISPLAY the...

Page 29: ...STOP MODE In the submenu Pump set the menu items Mode to drain see page 27 Adjusting Mode Place a suitable vessel for accepting the used bath liquid underneath the drain Slide a short piece of tubing...

Page 30: ...unit returns to the previous operating mode that was active before it was turned off keypad control mode manual operation via the unit itself RD or remote control mode operation via PC Selecting the...

Page 31: ...LECT SYSTEM is shown when starting Note For physical reasons refrigeration units provide full cooling performance only after some minutes After the start up to 5 minutes can go by until the cooling ca...

Page 32: ...ollowing values in Line 1 the working temperature in C Setp Line 2 the high temperature limit in C Overt Line 3 the low temperature limit in C Subtmp Line 4 the pump pressure stage St Pump Enter the d...

Page 33: ...ypad to enter the new value examples 130 00 C 13 00 C Press enter to store the selected value Setp 120 00 C Overt 130 00 C Subtmp 110 00 C St Pump 2 Subtmp Setting the low temperature limit Setting in...

Page 34: ...pressure is set to grade 1 7 4 Setting the safety installations TANK 150 RES 100 C 10 30 60 130 180 220 C 0 40 80 160 240 320 OFF ALARM CODE 14 ALARM IntAct xx xx C ExtAct C Temp level alarm This saf...

Page 35: ...etting range 10 C to 220 C in 2 C steps The alarm is indicated by optical and audible signals continuous tone The error messages opposite appear on the DIALOG DISPLAY LCD and VFD Info Display Press en...

Page 36: ...SPLAY LCD indicates the effective control type in line 4 Control intern or Control extern Setp 120 00 C IntAct 21 00 C ExtAct 20 00 C Control Extern Int 21 00 S 120 00 E 20 00 Press the start stop key...

Page 37: ...Temperature System Magnum 91 37...

Page 38: ...ontrolled system temperature application system the control parameters Xp Tn and Tv will be automatically determined and stored Possible parameters off no identification The control parameters ascerta...

Page 39: ...s indicated on the DIALOG DISPLAY LCD The control indicator R REMOTE is illuminated in the header of the VFD Info Display if setpoint selection is effected via the EPROG or SERIAL input Possible param...

Page 40: ...property The instrument does no longer conform to N A M U R recommendations Take care you fully observe the safety and warning functions of the instrument If the setpoint is given via the serial inte...

Page 41: ...e P key to select the parameter and press enter Press escape ESC to return to the previous menu level Proportional range Xp The proportional range is the range below the selected temperature value in...

Page 42: ...h both adjustments a sufficient temperature stability is reached after approximately the same time C t setpoint 5 3 0 Temp intern Temp extern CoSpeed 0 up to 5 This parameter affects the march tempera...

Page 43: ...ired temperature for example 100 C At the end of the program the programmer switches to the operating state and holds the bath temperature stable at 100 00 C Configuration Control param Profile Start...

Page 44: ...aiting mode and a flashing line wait appears on the DIALOG DISPLAY LCD The start time and actual time are permanently indicated on the display Setp xx xx C IntAct xx xx C Prof x Stp x Remain xx xx xx...

Page 45: ...the contact AK The instrument is put on hold and the message Stand By flashes on the DIALOG DISPLAY LCD Important To achieve this the stand by condition must first be activated and the AUTOSTART funct...

Page 46: ...ck Press enter to select the submenu Int Programmer Use the up down cursor keys to select the desired option Then press enter to open A flashing segment indicates that a number or value needs to be en...

Page 47: ...ion numbers in the profile in order to use them later for corrections in the profile Important If a time of 00 00 is set for a profile the profile is continued with the next section only after the set...

Page 48: ...tes that the respective profile number needs to be entered in which one or more consecutive sections are to be deleted In lines 2 and 3 of the dialog display LCD enter the numbers of the sections to b...

Page 49: ...tage output for recorder V Chan 2 voltage output for recorder V Chan 3 current output for recorder mA EPROG external programmer input First define the desired output value for channels 1 to 3 Press th...

Page 50: ...oint on EPROG in the menu Konfiguration see page 39 3 The programmer E PROG input of the instrument can be matched to the output signal of the external voltage or current source Voltage voltage input...

Page 51: ...lower temperature threshold value to this adjusted voltage current value by pressing the appropriate buttons on the keypad of the instrument Example A 20 C and set by pressing enter H Value Setting t...

Page 52: ...its with enter Select the desired option with the up down cursor keys A flashing digit indicates that a value needs to be entered IntMax see temperature range LHxx IntMin see temperature range LHxx Ba...

Page 53: ...meter TM Presto Pt100 sensor T ExtIst Setp xx 00 C IntAct xx 00 C ExtAct 51 22 C Control Intern ATC Ext serves calibration of an external Pt100 sensor Immerse the external Pt100 sensor and a calibrate...

Page 54: ...Enter the desired value for the flashing digit Pump OFF ON Mode drain fill sys open sys close Press the P key to select the desired parameter and set with enter Return to the previous menu level with...

Page 55: ...Replenish the bath tank with the bath fluid Tube breakage has occured insufficient filling level due to excessive bath fluid pumped out Replace the tubing and replenish the bath tank with the bath flu...

Page 56: ...RNING CODE 28 The compressor of both stages were switched off The exit temperature of stage 1 is too high As soon as the temperature reaches the lower switching point and as second condition the press...

Page 57: ...are switched on again delayed after this hour If this is not required switch off and on again the unit at the mains switch ALARM CODE 46 The compressor of stage 2 does not start 5 minutes after stage...

Page 58: ...nst overloading After a short cooling interval the motor will automatically start running F1 F2 F3 F4 F5 F6 Mains fuses Mains power connection 400 V 3 Phases 50 Hz The mains fuses on the rear of the h...

Page 59: ...This port can be used to connect a computer with an RS232 or RS485 cable for remote control of the temperature system Pin assignments RS232 Pin 2 RxD Receive Data Pin 3 TxD Transmit Data Pin 5 0 V Si...

Page 60: ...to 20 mA 6 GND for Progammer 0 V 1 3 2 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 c...

Page 61: ...d Additional tips for using the STAND BY input The stand by function can be used in conjunction with the AUTOSTART feature see page 40 1 If the Autostart function is NOT turned ON the stand by input s...

Page 62: ...oint to define the interface see page 39 If the temperature system is put into remote control mode via the configuration level the display will read R OFF REMOTE STOP Connect both units with an interf...

Page 63: ...ecimals in a group is the period end of file Hex 0D The commands are divided into in or out commands in commands asking for parameters to be displayed out commands setting parameters The out commands...

Page 64: ...alue registered by the safety sensor TANK in_pv_05 none Pump pressure in bar in_sp_00 none Working temperature in_sp_03 none High temperature warning limit in_sp_04 none Low temperature warning limit...

Page 65: ...r_09 none Xp control parameter of the cascade controller in_par_10 none Proportional portion of the cascade controller in_par_11 none Tn control parameter of the cascade controller in_par_12 none Tv c...

Page 66: ...xx Set the desired maximum heating power 10 to 100 out_par_04 xxx Band limiting during external control Setting the maximum difference between the temperatures in the internal bath and external system...

Page 67: ...rniveau Alarm im internen Reservoir 02 REFRIGERATOR ALARM Defect temperature sensor in refrigeration circuit 03 EXCESS TEMPERATURE WARNING High temperature warning 04 LOW TEMPERATURE WARNING Low tempe...

Page 68: ...WARNING STAND BY PLUG IS MISSING External stand by contact is open Stand by input see pages 40 and 61 31 INTERNAL COMMUNICATION ERROR Communication between remote module RD and instrument interrupted...

Page 69: ...e the repair done by a specialist 42 WARNING COMPRESSOR STAGE 2 ABOVE HIGH PRESSURE Already for a period of 5 minutes the pressure in stage 2 high pressure side is too high The cooling system works at...

Page 70: ...error reappears after switching the unit on again the refrigerant circuit of stage 1 needs to be checked by a specialist 47 COMPRESSOR STAGE 2 TO LONG ABOVE HIGH PRESSURE The cooling system is surchar...

Page 71: ...damage the unit Cleaning the inside If you change the bath liquid or want to use a different one carefully clean the parts in contact with the bath liquid The heat exchanger internal reservoir connec...

Page 72: ...t In the submenu Pump the unit has to be adjusted on the operating status Sys close Set the working temperature setpoint Recommendation 20 C Press the start key and allow the liquid to be pumped throu...

Page 73: ...eriodic maintenance is not required Repairs Before asking for a service technician or returning a JULABO instrument for repair please contact an authorized JULABO service station When returning the un...

Page 74: ...Repairing the unit transport 74 Caution Transport...

Page 75: ...91 75 14 Earthquake anchorage for Magnum 91 Accessories Order No 8920055 Earthquake anchorage Mounting instructions CAUTION The fixing to the floor has to be adapted to the circumstances at the place...

Page 76: ...e Initial Warranty 4 Buyer s sole remedies Limitations on Seller s Liability Buyer s sole and exclusive remedy under the Initial Warranty is strictly limited in Seller s sole discretion to either i re...

Page 77: ...idity interpretation performance and enforcement shall be construed in accordance with and shall be governed by the substantive laws of the Commonwealth of Pennsylvania without regard to its principle...

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