Presys T-350P Technical Manual Download Page 1 | Manualshive

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Summary of Contents for T-350P

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Page 2: ...have no function if the unit is not earthed properly WARNING High temperatures are achieved in this equipment Risk of fire and explosion are present in case safety measures are not taken Sign by means of warnings the hazardous areas at high temperatures Do not place the dry block on inflammable surfaces or even on materials that can be deformed due to high temperatures Do not obstruct any air vent...

Page 3: ... 2 5 Automatic Operating Mode 12 3 Recommendations as regards Accuracy of Measurements 14 3 1 Getting a Better Accuracy from the Dry Block 14 3 2 Recommendations to Other types of Insert 15 4 Safety Instructions 16 5 Calibrator Warning Messages 16 6 PID Control Parameters 17 7 Calibration 18 7 1 Input Calibration 18 7 2 Probe Calibration 19 8 Maintenance 21 8 1 Instructions for Hardware 21 8 2 Ins...

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Page 5: ...pletely automatic calibrations with or without the use of a computer Accuracy to 0 1ºC 0 1 of reading stability of 0 05ºC and resolution of 0 01ºC Documenting capabilities communication with computer and CS 504 Calibration Software Portable compact provide interchangeable inserts and carrying case They present a wide variety of programming resources allowing the performance of automatic calibratio...

Page 6: ...tection and safety Insert to choose carrying case strap and test leads included If the insert is not specified it will be provided the insert type IN01 Cup like insert with 3 4 hole hole does not reach the bottom together with a set of tiny balls made of steel used for fulfillment included 1 1 Technical Specifications T 350P T 650P Operating Range from room temperature to 350ºC 662ºF from room tem...

Page 7: ...F 0 2 ºC 0 4 ºF IEC 584 IEC 584 IEC 584 TC E 270 to 150 ºC 454 to 238 ºF 150 to 1000 ºC 238 to 1832 ºF 0 1 ºC 0 1 ºF 0 1 ºC 0 1 ºF 0 3 ºC 0 6 ºF 0 1 ºC 0 2 ºF IEC 584 IEC 584 TC N 260 to 200 ºC 436 to 328 ºF 200 to 20 ºC 328 to 4 ºF 20 to 1300 ºC 4 to 2372 ºF 0 1 ºC 0 1 ºF 0 1 ºC 0 1 ºF 0 1 ºC 0 1 ºF 1 0 ºC 2 0 ºF 0 4 ºC 0 8 ºF 0 2 ºC 0 4 ºF IEC 584 IEC 584 IEC 584 TC L 200 to 900 ºC 328 to 1652 º...

Page 8: ...g connector 04 06 0101 00 Probe 1 5 DIN 90º bend 4 banana plug connector 04 06 0102 00 Communication Interface Description Order Code RS 232 9 way D type Connector COM1 06 02 1002 00 RS 232 25 way D type Connector COM2 06 02 1004 00 RS 485 06 02 1006 00 Carrying Case Order Code 06 01 0006 00 CS 504 Software Calibration Certificate ...

Page 9: ...rmo element readings are stored in the calibrator memory When powered on ON OFF key the calibrator goes through a self test routine and shows the last calibration date and the value of the battery voltage The battery voltage is constantly monitored and the low battery warning is provided After the self test is completed the display shows the starting menu IN EXEC CONF CAL COM The initial setpoint ...

Page 10: ...NAL MANUAL If the internal compensation is selected the cold junction temperature value is displayed by the calibrator If the MANUAL option is selected the cold junction must be supplied by the operator After confirming the value by pressing ENTER the calibrator goes back to the operating mode RTD Selects the type of thermoresistance used Choose from PT100 NI100 CU10 and PT1000 types Choose also i...

Page 11: ...PRESYS Instruments T 350 P T 650 P Page 7 2 1 1 Input Connections Diagrams ...

Page 12: ... V normal 4 0 V low LOW BATTERY DT Updates the date and time of the calibrator Thus when the calibrator performs a calibration in the automatic mode via CS 504 all data are registered together with date and time of occurrence Every time the calibrator is powered off the internal clock does not continue to be updated However the CS 504 software can automatically update the calibrator date and time ...

Page 13: ...uration of programmed values The selected program is indicated by the selection arrow Choose one of the 6 temperature programs or NO to disable this Programmable Mode Select any of the 6 programs and confirm with the key ENTER Following it is shown the menu of temperature setpoint configuration 10 20 25 VARIABLE Change the configuration to steps STEPS of 10 20 25 VARIABLE or press C CE to maintain...

Page 14: ...mitter scale and the desired number of decimals The scaled value is shown on the display with the unit For example temperature transmitter with 0 to 100 ºC input and 4 to 20 mA output The scaling with one decimal would be INPUT HIGH 20 0000 mA INPUT LOW 4 0000 mA SCALE DEC 0 4 1 SCALE HIGH 100 0 SCALE LOW 0 0 MEM The T 350P T 650P calibrators allow many special programs and functions that can be o...

Page 15: ...ed The key does not have function in the manual operating mode of the T 350P T 650P calibrators 2 4 Programmable Operating Mode Pre configured programs can be loaded from the calibrators memory enabling the programmable operating mode The temperature programmed values of the block are used directly with no need to enter the setpoint The display shows STEPn beside the block temperature setpoint val...

Page 16: ...ion SP the block temperature reference values for the calibration calibration points TOL the maximum tolerance for the thermo element operation STB the stabilization time in seconds so that the thermo element temperature indicates correctly This timer starts just after the block reaches and stabilizes at the setpoint temperature STR the calibration strategy of the programmed reference values The a...

Page 17: ...list The automatic calibration starts by the option EXEC from menu COM and the calibration data can be verified in option VERIF To calibrate automatically not using the CS 504 there is a reserved place for one manual tag The selection of the manual tag is performed by confirming the option TAGMAN with the key ENTER The option ADDRESS selects the communication address of the T 350P T 650P calibrato...

Page 18: ... means of another sensor with high accuracy probe connected to a superthermometer as described in item 7 2 Probe Calibration So at factory the accuracy of the superthermometer is transferred to the dry block calibrator The transference will be well performed only when there is a perfect temperature equilibrium between the internal control sensor and the superthermometer probe Therefore it should n...

Page 19: ...mal contact is different in relation to that insert However another control sensor adjustment can be performed to the new insert Do that using an external probe with high accuracy placed in the new insert and follow the steps described in item 7 2 Probe Calibration This new readjustment of the calibrator indication overwrites the factory calibration and it remains even after turning off the dry bl...

Page 20: ...tem 8 2 Instructions for Insert Jamming to proceed properly Never interchange a T 650P insert to an insert from a different temperature range calibrator like T 350P because in spite of having the same diameter it is made of a different material not resistant to high temperature 5 Calibrator Warning Messages Warning Meaning Procedure RAM ERROR READ MANUAL Problem in RAM memory Turn the calibrator o...

Page 21: ...sion of a sudden out of control The I parameter integral gain is responsible for the integral action and it is the most important part in the setpoint control While an error persists between the setpoint and the block temperature the integral action will actuate on the output signal until the error is brought to zero The D parameter derivative gain is responsible for the derivative action that pro...

Page 22: ...h the calibration was performed and once it has been filled in it will be displayed every time the calibrator is turned on Options for IN calibration are mV mA OHM CJC PROBE 7 1 Input Calibration Select the corresponding mnemonic and apply the signals presented in the tables below When calibrating inputs the display shows on the 2 nd line the value measured by the calibrator and on the 1 st line t...

Page 23: ...ust of the internal temperature sensor internal Probe RESTORE Restores the internal temperature sensor calibration parameters to the factory values To readjust the internal Probe it is necessary to compare the value indicated by the calibrator Probe and the temperature value from an external probe placed in the dry block insert The temperature of the external probe should have high accuracy and sh...

Page 24: ... 250 250 00 249 853 249 85 250 000 key 5 300 300 00 299 820 299 82 299 995 key 6 350 350 00 349 780 349 78 350 005 key 7 For T 650P Setpoint of the temperature generated ºC Inicial value to record ºC ST indication New value to record New indication of the ST key 50 50 00 49 971 49 97 49 995 key 1 150 150 00 149 964 149 96 149 995 key 2 250 250 00 249 943 249 94 249 990 key 3 350 350 00 349 906 349...

Page 25: ... 8 2 Instructions for Insert Jamming If by chance it happens that an insert jams inside the block proceed as follows 1 apply a lubricant oil between the parts 2 apply cooling liquid inside the insert wells in order to contract the insert 3 try again to withdraw the insert After taking the insert out sand both the surfaces with a thin sandpaper polish them with an suitable paste and finally clean t...

Page 26: ... in factory using an insert with an appropriate well that fits the standard sensor snugly Thus the accuracy specifications presented in this manual are not valid any more Anyway consider an increase of up to five times the accuracy values To use the tiny balls and continue achieving accurate measurements it is necessary to read from an external reference sensor tied together with the sensor to be ...

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Page 28: ...PRESYS RUA LUIZ DA COSTA RAMOS 260 SAUDE SAO PAULO SP BRAZIL 04157 020 PHONE 55 11 5073 1900 FAX 55 11 5073 3366 INSTRUMENTOS E SISTEMAS LTDA ISO 9001 ...

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