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Medusa 510/511 Series Iss.12 – 08/13

MEDUSA 510/511 SERIES

User Maintenance Manual/Handbook

Isothermal Technology Limited, Pine Grove, Southport, PR9 9AG, England

Tel: +44 (0)1704 543830 Fax: +44 (0)1704 544799 Internet: www.isotech.co.uk E-mail: [email protected]

The company is always willing to give technical advice and assistance where appropriate. Equally, because of the programme of continual

development and improvement we reserve the right to amend or alter characteristics and design without prior notice. This publication is for

information only.

Содержание MEDUSA 510 Series

Страница 1: ...0 1704 543830 Fax 44 0 1704 544799 Internet www isotech co uk E mail info isotech co uk The company is always willing to give technical advice and assistance where appropriate Equally because of the p...

Страница 2: ...WITH THE MEDUSA SERIES 17 The Controller 17 The Reference Thermometer 17 The Industrial Thermometer 17 SPECIFICATION 18 MEDUSA 1 PERFORMANCE GRAPHS 19 MEDUSA 2 PERFORMANCE GRAPHS 20 OPERATING THE MED...

Страница 3: ...N 36 APPENDIX 1 MEDUSA SERIES TROUBLE SHOOTING 37 Unit fails to operate 37 Indicator reads incorrectly 37 Cannot establish PC Communications 37 APPENDIX 2 ACCESSORIES PARTS LIST FOR MEDUSA 510 38 APPE...

Страница 4: ...Y THIS GUARANTEE INTERFERENCE WITH OR FAILURE TO PROPERLY MAINTAIN THIS INSTRUMENT MAY INVALIDATE THIS GUARANTEE RECOMMENDATION The life of your ISOTECH Instrument will be prolonged if regular mainten...

Страница 5: ...used to ensure the conductive parts cannot become live in the event of a failure of the insulation The protective conductor of the flexible mains cable which is colored green yellow MUST be connected...

Страница 6: ...le the apparatus when it is hot or cold unless wearing the appropriate protective clothing and having the necessary training 6 Do not drill modify or otherwise change the shape of the apparatus 7 Do n...

Страница 7: ...the pocket designed for the black body source sensor to measure the temperature of the insert or surface calibrator DO use that pocket for pre warming or storage DO NOT spill liquids inside the Medus...

Страница 8: ...ETENT PERSONNEL FAMILIAR WITH GOOD MEASUREMENT PRACTICES IT IS EXPECTED THAT PERSONNEL USING THIS EQUIPMENT WILL BE COMPETENT WITH THE MANAGEMENT OF APPARATUS WHICH MAY BE POWERED OR UNDER EXTREMES OF...

Страница 9: ...er the insertion of a screwdriver through the tube spanner will prevent the central stud turning 2 Remove the 4 bolts securing the transit clamp to the side of the unit Loosen each screw equally by de...

Страница 10: ...pply please familiarise yourself with the parts of the manual relevant to your model Your unit s supply voltage requirement is specified on a plate on the instrument along with the serial number All M...

Страница 11: ...thods commonly used Using the Controller Using the controller as the calibrated standard this method means that the complete bath is calibrated by comparing the controller reading to a calibrated stan...

Страница 12: ...measure the inserts temperature This can give the most accurate and reliable results depending on the indicator It means that the calibrator does not need calibrating only the indicator and its calib...

Страница 13: ...becomes clogged with dust The Medusa works by having a controller which is set about 1 C above the fixed point which is inside the apparatus It has an indicator with a thermometer which is used to mon...

Страница 14: ...ck and the actual temperature can be read from the temperature indicator to which the infra red thermometer s are compared SURFACE SENSOR CALIBRATION The surface sensor function of the Medusa is well...

Страница 15: ...Page 15 of 41 Medusa 510 511 Series Iss 11 07 12 ADJUSTING THE TIMER...

Страница 16: ...g points if the metal were initially solid the temperature would fall uninterruptedly to that of the cold environment The reversal takes place as the first crystalline solid forms in the liquid the te...

Страница 17: ...on the Medusa like all comparison baths requires a reference thermometer to indicate the true temperature inside the accessory Remember the following The Controller The controller is used to set a con...

Страница 18: ...edusa 511 35 C Stability Absolute over 30 Minutes Metal Block Bath 0 03 C Black Body Source 0 3 C ITS 90 Fixed Point Apparatus 0 0002 C Calibration Volume 45mm dia by 285mm deep Standard Insert Hole D...

Страница 19: ...Page 19 of 41 Medusa 510 511 Series Iss 11 07 12 MEDUSA 1 PERFORMANCE GRAPHS...

Страница 20: ...Page 20 of 41 Medusa 510 511 Series Iss 11 07 12 MEDUSA 2 PERFORMANCE GRAPHS...

Страница 21: ...NTROLLER FEATURES Setpoint Ramp Rate By default the Dry Blocks are configured to heat and cool as quickly as possible There may be some calibration applications where it is advantageous to limit the h...

Страница 22: ...n be modified with the UP and DOWN keys Monitoring the Controller Status A row of beacons indicate the controllers status as follows OP1 Heat Output OP2 Cool Output Only for models which operate below...

Страница 23: ...e use of User calibration can make a significant difference to the accuracy of the instrument and this REM beacon provides a clear and continuous indication of the calibration status Isotech will conf...

Страница 24: ...ure point and secondly the Error offset at this temperature point Isotech Dry Block calibration certificates will show the values to suit a particular sensor These values can be inspected and modified...

Страница 25: ...for the temperature point and Ofs 1 to Ofs 5 for the offset values The Pnt values must be entered in ascending order Set a Pnt to a value lower than the previous point to disable it The indicator wou...

Страница 26: ...URRENT TRANSMITTER UP TO 20MA The transmitter should be powered externally a 2 49 current sense resistor is fitted internally and this allows the indicator to read mA 1 From the input type menu select...

Страница 27: ...d other thermal switches with volt free contacts Cal Notepad can capture the temperature at which a switch opens or closes It can also perform a hysteresis test Refer to the Cal Notepad manual for det...

Страница 28: ...l settings are preset for the Aluminium Point unless the Medusa is supplied with an alternative ITS 90 fixed point To change the offsets e g for tin and indium points the offsets may need to be reduce...

Страница 29: ...e daisy chained together The benefit of this approach is that a number of calibration baths may be connected together in a daisy chain configuration and then linked to a single RS232 see diagram Note...

Страница 30: ...ature indicator such as the milliK or TTI 10 The software requires Windows 9X XP a minimum of 5Mb of free hard drive space and free serial ports for the instruments to be connected DEVELOPMENT Cal Not...

Страница 31: ...s which will install the application a user manual with setup information and the necessary LabVIEW run time support files 5 Should you ever need to uninstall the software then use the Add Remove Prog...

Страница 32: ...t Isotech For Indicator Check a sensor is connected Check that only a PRT or a TC is Connected Not both HW Er Hardware error Indication that a module is of the wrong type missing or faulty Contact Iso...

Страница 33: ...lf test sequence first Change the set point to 100 C and observe that the block temperature rises and settles to this value Place a thermometer in the insert in the block and connect it to the suitabl...

Страница 34: ...INTENANCE Maintenance is limit to keeping the apparatus and the calibration volume clean and free from debris There are no internal user serviceable parts Repair and maintenance must be carried out by...

Страница 35: ...ature indicator D PRT input socket E T C input socket F Power entry module comprising power input fuse and switch G Timer enable disable H Switch contact Note Only connect a thermocouple or platinum r...

Страница 36: ...cket E T C input socket F RS 422 comms socket G On Off switch H Cable entry gland I Switch contact thermostat J Timer enable disable K Top zone controller L Bottom zone controller Note Fuses and fuse...

Страница 37: ...s connected simultaneously Indicator incorrectly configured refer to Operating the Medusa section Cannot establish PC Communications For RS232 you must use the Isotech adaptor cable Ensure the address...

Страница 38: ...Target Kit 510 06 05 Surface Sensor Calibrator Kit 580 06 06 Surface Sensor Probe 935 14 49 Surface Sensor Insert 510 02 02 Slim Gallium Melting Point Cell M 17401M Slim Indium Fixed Point Cell M 1766...

Страница 39: ...ensor Calibrator Kit 511 06 06 Surface Sensor Probe 935 14 49 Surface Sensor Insert 510 02 02C Slim Indium Fixed Point Cell M 17668M Slim Tin Fixed Point Cell M 17669M Slim Lead Fixed Point Cell M 176...

Страница 40: ...Value High Limit 670 rnGL Process Value Low Limit 0 00 Config IP Name Description Value inPt Linearisation Type RTD CJC CJC Type EXT imP Sensor break impedance AUTO 1 Config CAL Name Description Value...

Страница 41: ...AL_4 Alarm 4 Type OFF 0 Ltch4 Alarm 4 Latching NO 0 Config HA Name Description Value id Module Identity CMS 7 Func Module Function CMS 65 bAud Baud Rate 9600 0 Prty Comms Parity NONE 0 rES Comms Resol...

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