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CL551

Portable Temperature Calibrator

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Summary of Contents for CL551

Page 1: ...http www omega com e mail info omega com CL551 Portable Temperature Calibrator...

Page 2: ...0800 1 66342 e mail czech omega com FAX 420 69 6311114 France 9 rue Denis Papin 78190 Trappes Tel 33 130 621 400 Toll Free in France 0800 4 06342 e mail france omega com FAX 33 130 699 120 Germany Aus...

Page 3: ...n order to pursue the technological leadership these improvements could require changes to the information of this book OMEGA reserves the right to change such information without notice OMEGA makes n...

Page 4: ...ice 10 5 4 Thermocouple wires 11 6 SAFETY RECOMMENDATIONS 12 7 OPERATLON APPLICATION 13 7 1 Calibration by comparison 13 7 1 1 Calibration using the internal Pt100 sensor 13 7 1 2 Calibration using an...

Page 5: ...s CL551 is a transportable unit designed to obtain a controlled temperature with high stability high uniformity in a range from ambient temperature to 550 C The internal metal block designed with a se...

Page 6: ...jacket Internal metal block standard aluminum with n 6 holes 3 175 4 75 6 5 8 0 9 5 19 4 7 mm Electronic section in a separate metal shell Internal temperature sensor Pt100 Class A sensor control and...

Page 7: ...or the calibration of the sensor 2 3 Internal digital indicator The internal digital indicator is a dot matrix LCD display with 2 lines of 16 characters equipped with a backlight device for easy readi...

Page 8: ...e sensor and a modulated air blower The module on the right is endowed with an alphanumeric dot matrix LCD display with a backlight device a microcontroller mother board with all base functions an ope...

Page 9: ...Standard Sensor POWER SUPPLY Mains supply 110 or 220V MICROCONTROLLER SWITCH TEST KEYBOARD RS 232 INTERFACE Internal reference sensor Equalizing Block Peltier cells The instrument functional blocks a...

Page 10: ...ds and to ensure good general performances The signal leads should not be run near ac line wiring transformer and heating elements Connection leads should if possible be twisted and shielded with the...

Page 11: ...f error exceeding those in the table Errors up to 4 C may be experienced when using the Extension grade thermocouple wire for J and K thermocouples Limit of Error of thermocouples The range indicated...

Page 12: ...hot handle the oven to avoid thermal hazard and make sure that it has cooled down before putting it into its case Do not fill the thermal equalizer block holes with any type of fluid Do not insert the...

Page 13: ...Y THE PROBE S FROM THE THERMAL EQUALIZING BLOCK WAIT FIRST FOR THE TEMPERATURE CALIBRATOR TO COOL AT THE END OF THE OPERATION WAIT FOR THE THERMAL EQUALIZING BLOCK TO BE COMPLETELY COOLED BEFORE PLACI...

Page 14: ...instrument Verify the reading temperature of the reference sample with the values reported on the Certificate of Conformity make necessary relative variations Calibrate the value read on the sensor un...

Page 15: ...rator validates it by pressing the E key An acoustic beep together with a temporary indication right on the screen will indicate that the value has correctly been stored into memory 7 2 1 Display reso...

Page 16: ...ust the SP to 95 C using the key Press the E key to confirm the value Within a minute the heater temperature will settle to 95 C When the temperature is settled press the F key The display will show T...

Page 17: ...the following indication relevant to the Proportional Band constant P B 1 6 T 23 5 C The PID constants are experimentally defined and memory loaded for tuning optimization The operator can eventually...

Page 18: ...ameters security or access code baud rate machine code serial number The 2nd level of the set up procedure starts from the following indication that you can meet at the end of the 1st level of the set...

Page 19: ...max temperature limit MAX set 550 0 T 23 5 C Press simultaneously F keys to exit this procedure and to return to the normal operative mode with the following indication SP 150 0 T 23 5 C 7 5 P I D tu...

Page 20: ...c Replace the triac stop at the set point value 4 The set point value isn t the The internal Pt100 or the Check and replace the engaged value or the Microcontroller is damaged part temperature shown o...

Page 21: ...Tweezers 16 Pt100 external connector 17 RS232 connector 18 Transport handle 19 Internal carpentry 20 Rear carpentry 21 Tuning container 8 3 Storage Store the instrument in the original package at a t...

Page 22: ...wer only if you sent a Request to it There are two kind of request RVAR to read a variable WVAR to set a variable 9 2 Reading a variable The instruction to read a variable has to be an ASCII code comp...

Page 23: ...s to be set Variable index 0 to 123 C supposing the instrument address to be 1 1WVAR0 123 r ASCII code 1 W V A R 0 1 2 3 r HEX code 24 31 57 56 41 52 30 20 31 32 33 0D The answer of the CL551 will be...

Page 24: ...Resolution 0 01 0 1 4 1 for 0 01 0 for 0 1 Proportional band 5 decimal value Integral time 6 decimal value Derivative time 7 decimal value Pt100 Internal External 8 1 for Internal 0 for External Engi...

Page 25: ...or otherwise shall not exceed the purchase price of the component upon which liability is based In no event shall OMEGA be liable for consequential incidental or special damages CONDITIONS Equipment s...

Page 26: ...addlewheel Systems Totalizers Batch Controllers pH CONDUCTIVITY pH Electrodes Testers Accessories Benchtop Laboratory Meters Controllers Calibrators Simulators Pumps Industrial pH Conductivity Equipme...

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