RS PRO RS-136, Instruction Manual

Page 1: ...Instruction Manual RS 136 Temperature Calibrator RTD TC ...

Page 2: ... read the statement thoroughly to prevent injury or loss of life and prevent damage to this product Earth ground Conforms to relevant European Union directives Do not dispose of this instrument as unsorted municipal waste Contact a qualified recycler for disposal Please remove all the test leads before performing maintenance cleaning and battery replacement etc ...

Page 3: ... AND 2W 16 3 6 DC CURRENT CALIBRATION USING OHM MEASUREMENT SETUP 4 3 AND 2W 18 3 7 RAMP AND STEP IN SOURCE MODE 19 3 8 REMOVE INACCURACY CAUSED BY THE RESISTANCE OF TEST LEADS IN 2W 20 3 9 AUTO CALIBRATION 23 IV SETUP 24 4 1 SELECT RTD TYPE OR RESISTANCE 25 4 2 SELECT TC TYPE 25 4 3 SELECT UNIT OR 26 4 4 ENTER THE VALUES OF COLD JUNCTION COMPENSATION 26 4 5 ENTER THE VALUES OF RTD 0 AND 100 27 4 ...

Page 4: ...ion and measurement of thermocouples CJC can be used to fine tune temperature calibration 9 Easy 0 and 100 setup and operation 10 Easy 25 up and 25 down for temperature calibration 11 Individual memory of 0 and 100 setup for different RTD types and thermocouple types 12 Auto step and auto ramp for easy linear calibration 13 Detection of too low or too high excitation current LO or HI from the meas...

Page 5: ...____________________________________________________ 03 27 2020 Version No 1 2 II PANEL DESCRIPTION 1 ON OFF button 2 Backlight 3 SETUP button 4 M S button to select Measure or Source 5 Shift button to select sub functions defined for source Or enable thermocouple ...

Page 6: ...to recalibrate calibrator s offset value 10 25 5 In the SOURCE mode press SHIFT then 25 calibrator increases output by 25 of predefined span of 0 to 100 In the SETUP press to select previous item 25 0 In the SOURCE mode press SHIFT then 25 calibrator decreases output by 25 of predefined span of 0 to 100 In the SETUP press to select next item 0 7 In the SOURCE mode press SHIFT then 0 calibrator out...

Page 7: ...current from the measuring instrument is too low Hi Excitation current from the measuring instrument is too high 8 IEX Exceeding calibrator s driving current 9 TC OK In MEASURE mode press SHIFT to enable Thermocouple Detection TCD TC OK means no broken wire of thermocouple or the thermocouple is connected TC OPEN In MEASURE mode press SHIFT to enable Thermocouple Detection TCD TC OPEN means broken...

Page 8: ...Temperature Calibrator RTD TC EN _________________________________________________________________________________ 5 03 27 2020 Version No 1 III OPERATION 3 1 Source RTD signals 4W 3W 2W ...

Page 9: ...sion No 1 6 Step 1 Press M S button to select SOURCE Step 2 Move sliding switch to select RTD connection 4W 3W or 2W Step 3 Press SETUP button to select RTD type Then press SETUP button again to exit SETUP Step 4 Enter value of temperature Step 5 Connect the calibrator to the instrument under test as shown in the Figure following ...

Page 10: ..._____________________________________ 7 03 27 2020 Version No 1 Note For the SOURCE RTD 3W connection the two sockets LO and sense LO need to be shorted by the stackable black test leads with banana plugs provided Then plug the test leads with prods into the stackable test leads ...

Page 11: ...Temperature Calibrator RTD TC EN _________________________________________________________________________________ 03 27 2020 Version No 1 8 3 2 Source Thermocouple Signals ...

Page 12: ...020 Version No 1 Step 1 Press M S button to select SOURCE Step 2 Move sliding switch to select TC Thermocouple Step 3 Press SETUP button to select TC type Then press SETUP button again to exit SETUP Step 4 Connect the calibrator to the thermometer under test as shown in the Figure following Step 5 Enter value of temperature ...

Page 13: ...Temperature Calibrator RTD TC EN _________________________________________________________________________________ 03 27 2020 Version No 1 10 3 3 Measure RTD Temperature and Resistance ...

Page 14: ...p 1 Press M S button to select MEASURE Step 2 Move sliding switch to select RTD connection 4W 3W or 2W Step 3 Press SETUP button to select RTD type Then press SETUP button again to exit SETUP Step 4 Connect the calibrator to the RTD or resistance under test as shown in the Figure following Step 5 Read value of temperature or resistance from LCD ...

Page 15: ...Temperature Calibrator RTD TC EN _________________________________________________________________________________ 03 27 2020 Version No 1 12 ...

Page 16: ...RTD TC EN _________________________________________________________________________________ 13 03 27 2020 Version No 1 Note The inaccuracy caused by the test leads resistance is not included in the source or measure accuracy ...

Page 17: ...Temperature Calibrator RTD TC EN _________________________________________________________________________________ 03 27 2020 Version No 1 14 3 4 Measure Thermocouple Temperature ...

Page 18: ... Version No 1 Step 1 Press M S button to select MEASURE Step 2 Move sliding switch to select TC Thermocouple Step 3 Press SETUP button to select TC type Then press SETUP again to exit SETUP Step 4 Connect the calibrator to the thermocouple under test as shown in the Figure following Step 5 Read the value of temperature from LCD ...

Page 19: ...20 Version No 1 16 3 5 Optimal OHM measurement 4W 3W and 2W Step 1 Follow the steps stated in section 3 3 and select OHM in the setup The calibrator will automatically output optimal current for measurement of resistance Users can also press button 5 to enter manual mode and change the output current 100μA 250μA 1mA and 2mA ...

Page 20: ...sense the current outputted from the calibrator Users can press button 5 to enter manual mode and change the output current The symbol MAN will be displayed once button 5 is pressed Step 3 Press button 5 repeatedly to change the output current until the other calibrator can sense it The calibrator will circulate through 4 values of current 100μA 250μA 1mA and 2mA Note The value of current is displ...

Page 21: ...librate 4 values of current 100μA 250 μA 1mA and 2mA Users can enter the mode of OHM measurement and press button 5 to enter manual mode with MAN displayed on LCD Connect the instrument to be calibrated Press the button 5 repeatedly to circulate through 4 fixed values 100μA 250μA 1mA and 2mA The accuracy of these values of current is 0 015 0 05μA Note The value of DC current is displayed at the up...

Page 22: ...r RTD and TC in SOURCE mode Ramp Press SHIFT first then press number 1 Once Ramp is selected RAMP icon will be displayed on LCD The calibrator will output signals from 0 to 100 in around 20 seconds To exit press SHIFT again Step Press SHIFT first then press number 2 Once STEP function is selected STEP icon will be displayed on LCD The calibrator will output 5 levels of signals 0 25 50 75 and 100 i...

Page 23: ...e measurement or simulation of temperature or resistance To remove the inaccuracy caused by the resistance of test leads users can perform the OFFSET function in the 2W connection MEASURE Step 1 Move the sliding switch to 2W position and press M S button to select MEASURE Step 2 Connect the test leads and short the two leads black and red together Make sure two test leads are firmly contacted and ...

Page 24: ...nt measurement With the SHIFT symbol displayed on the LCD users can press the OFFSET 6 button to toggle the state of OFFSET function between ENABLE and DISABLE indicated by the delta Δ symbol New Measurement with Offset Removed Note The limit of the offset function is 60 Ω If the resistance measured exceeds 60Ω a beep sound will be heard to warn the users Then the offset function is cancelled and ...

Page 25: ...ep 2 Then press the M S button to select SOURCE mode Example Source 25Ω with test leads resistance compensated WARNING Once the OFFSET function is performed in 2W connection DO NOT CHANGE the test leads used or the RTD type or resistance selected If users change the test leads used or select a different type of RTD or resistance please perform the OFFSET procedures again to insure the correctness ...

Page 26: ...henever users move the sliding switch RTD 4W 3W 2W TC enter and exit from SETUP or press M S button to change MEASURE or SOURCE mode the calibrator will always re calibrate itself to ensure the accuracy Users shall see the text of CAL 1 displayed at the left bottom corner of LCD At this moment the calibrator does not response to any input until calibration is done ...

Page 27: ...s There are two pages of setup Page 1 Page 2 a Press 5 or 0 to select item b Once selected the item is displayed in reverse video c Press 7 or 9 to change RTD type TC type UNIT or or Auto power off Enable or Disable d To enter values for CJC S CJC M RTD 0 RTD 100 TC 0 TC 100 or Restore Factory Settings press the SHIFT button first then the entry will be clear for users to type in numbers ...

Page 28: ...Select RTD type or resistance Step 1 press SETUP to enter SETUP Step 2 press to select the item of RTD type Step 3 press to select desired RTD type Step 4 press SETUP again to exit 4 2 Select TC type Step 1 press SETUP to enter SETUP Step 2 press to select the item of TC type Step 3 press to select desired TC type Step 4 press SETUP again to exit ...

Page 29: ...nter SETUP Step 2 press to select the item of UNIT Step 3 press to select desired unit of or Step 4 press SETUP again to exit 4 4 Enter the values of Cold Junction Compensation Step 1 press SETUP to enter SETUP Step 2 press to select the item of C J C S or C J C M Step 3 press SHIFT to clear input field Step 4 press numerical key pad to enter numbers Step 5 press SETUP again to exit ...

Page 30: ...r SETUP Step 2 press to select item of RTD 0 or 100 Step 3 press SHIFT to clear input field Step 4 press numerical key pad to enter numbers Step 5 press SETUP again to exit 4 6 Enter the values of TC 0 and 100 Step 1 press SETUP to enter SETUP Step 2 press to select item of TC 0 or 100 Step 3 press SHIFT to clear input field Step 4 press numerical key pad to enter numbers Step 5 press SETUP again ...

Page 31: ...AutoPowerOff Step 3 press to enable or disable Step 4 press SETUP again to exit 4 8 Restore Factory Settings Step 1 press SETUP to enter SETUP Step 2 press to select item of TC 0 or 100 Step 3 press SHIFT to clear input field Step 4 press numerical key pad to enter numbers If value of 1234 is entered all the values of CJC S CJC M RTD 0 RTD 100 TC 0 and 100 will be restored to factory settings Step...

Page 32: ...000Ω to 100 00Ω 0 001Ω 100 00Ω to 1000 0Ω 0 01Ω 1000 0Ω to 7000 0Ω 0 1Ω Range Ω Accuracy of Reading Floor 0 000Ω to 400 00Ω 0 015 0 05Ω 400 00Ω to 4000 0Ω 0 015 0 5Ω 4000 0Ω to 7000 0Ω 0 03 1 0Ω Read accuracy is based on 4 wire input For 3 wire ohm measurements assuming all three leads are matched add 0 05Ω 0 00Ω 400 00Ω 0 2Ω 400 0Ω 4000 0Ω and 1Ω 4000 0Ω 7000 0Ω to the specifications Temperature ...

Page 33: ...Ω 400 0Ω to 1500 0Ω 0 05mA to 5mA 0 015 0 5Ω 1500 0Ω to 4000 0Ω 0 05mA to 5mA 0 015 0 5Ω 4000 0Ω to 7000 0Ω 0 05mA to 5mA 0 03 1Ω For 3W ohm source assuming all three test leads are matched add 0 05 Ω 0 00 Ω 400 00 Ω 0 2 Ω 400 0 Ω 4000 0 Ω and 1 Ω 4000 0Ω 7000 0Ω to the specifications Driving voltage 1 7V Temperature coefficient 0 002 of reading 0 002 of range C 18 C or 28 C RTD resolution in Rang...

Page 34: ...385 200 to 100 0 2 1mA 100 to 630 0 015 0 18 500Ω Pt 385 200 to 100 0 3 250μA 100 to 630 0 015 0 28 1000Ω Pt 385 200 to 100 0 2 100μA 100 to 630 0 015 0 18 100Ω Pt 3902 200 to 100 0 2 1mA 100 to 500 0 015 0 18 100Ω Pt 3916 200 to 100 0 2 1mA 100 to 630 0 015 0 18 100Ω Pt 3926 200 to 100 0 2 1mA 100 to 630 0 015 0 18 10Ω Cu 427 100 to 260 1 5 2mA 120Ω Ni 672 80 to 260 0 15 1mA 50Ω Cu 427 180 to 200...

Page 35: ...cations RTD Type α Source C Range Accuracy 10Ω Pt 385 200 to 100 1 5 100 to 800 1 8 50Ω Pt 385 200 to 100 0 4 100 to 800 0 5 100Ω Pt 385 200 to 100 0 2 100 to 800 0 015 0 18 200Ω Pt 385 200 to 100 0 2 100 to 630 0 015 0 18 500Ω Pt 385 200 to 100 0 3 100 to 630 0 015 0 28 1000Ω Pt 385 200 to 100 0 2 100 to 630 0 015 0 18 100Ω Pt 3902 200 to 100 0 2 100 to 500 0 015 0 18 100Ω Pt 3916 200 to 100 0 2 ...

Page 36: ...5 328 to 212 0 36 1mA 212 to 1166 0 015 0 324 500Ω Pt 385 328 to 212 0 54 250μA 212 to 1166 0 015 0 504 1000Ω Pt 385 328 to 212 0 36 100μA 212 to 1166 0 015 0 324 100Ω Pt 3902 328 to 212 0 36 1mA 212 to 932 0 015 0 324 100Ω Pt 3916 328 to 212 0 36 1mA 212 to 1166 0 015 0 324 100Ω Pt 3926 328 to 212 0 36 1mA 212 to 1166 0 015 0 324 10Ω Cu 427 148 to 500 2 7 2mA 120Ω Ni 672 112 to 500 0 27 1mA 50Ω C...

Page 37: ... Source F Range Accuracy 10Ω Pt 385 328 to 212 2 7 212 to 1472 3 24 50Ω Pt 385 328 to 212 0 72 212 to 1472 0 9 100Ω Pt 385 328 to 212 0 36 212 to 1472 0 015 0 324 200Ω Pt 385 328 to 212 0 36 212 to 1166 0 015 0 324 500Ω Pt 385 328 to 212 0 54 212 to 1166 0 015 0 504 1000Ω Pt 385 328 to 212 0 36 212 to 1166 0 015 0 324 100Ω Pt 3902 328 to 212 0 36 212 to 932 0 015 0 324 100Ω Pt 3916 328 to 212 0 36...

Page 38: ...8 1 80 150 to 0 0 6 238 to 32 1 08 0 to 1050 0 7 32 to 1922 1 26 E 200 to 150 0 8 382 to 238 1 44 150 to 0 0 5 238 to 32 0 90 0 to 850 0 4 32 to 1562 0 72 850 to 1000 0 4 1562 to 1832 1 26 T 200 to 150 0 7 382 to 238 1 44 150 to 0 0 6 238 to 32 1 26 0 to 400 0 5 32 to 752 0 54 R 0 to 500 1 5 32 to 932 2 70 500 to 1760 1 0 932 to 3200 1 80 S 0 to 500 1 5 32 to 932 2 70 500 to 1760 1 0 932 to 3200 1...

Page 39: ...____________________________ 03 27 2020 Version No 1 36 1800 to 2310 1 2 3272 to 4190 2 16 DC Output Current in the OHM measurement Manual mode Operating Voltage 2 5V Open Circuit 3 7V DC Current Accuracy of reading 100μA 0 015 0 05μA 250μA 0 015 0 05μA 1mA 0 015 0 05μA 2mA 0 015 0 05μA ...

Page 40: ...light off Battery Life 60 Hours with backlight off Alkaline type Weight 630g 22 2oz Batteries included Operation Environment 0 50 85 RH Storage Environment 20 60 75 RH Accessories Carrying case x 1 User manual x 1 1 5V SUM 3 AA x 5 Test leads with prods and alligator clips x 2 sets black and red Test leads with banana plugs and alligator clips x 1 set black and red Stackable test leads for short c...

Page 41: ...ries with new batteries Step 1 Turn off the calibrator and remove all the test leads and any thermocouple from the calibrator Step 2 Remove the holster and remove the screw of the battery compartment cover Then remove the battery compartment cover Step 3 Remove the used batteries starting from the second one to the left or to the right Step 4 Replace 5 new AA 1 5V batteries Step 5 Replace the batt...

Page 42: ... batteries or damage from abuse neglect accident unauthorized repair alteration contamination or abnormal conditions of operation or handling Any implied warranties arising out of the sale of this product including but not limited to implied warranties of merchantability and fitness for a particular purpose are limited to the above RS Components shall not be liable for loss of use of the instrumen...

Page 43: ...Temperature Calibrator RTD TC EN _________________________________________________________________________________ 03 27 2020 Version No 1 40 ...

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