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1. Key area om 7 m1 P 100 AVG rd MEASURE SOURCE mVTc3W COM L Source terminals Measurement terminals e ermina Figure 1 Entire Graph 5 1 Measurement Source Terminals Figure 2 shows the measurement source terminals of the calibrator Table 2 explains their use MEASURE Figure 2 Measurement Source Terminals Figure 3 keys Table 2 Measurement Source Terminals Terminal Function 4W terminals measurement terminal of the 4W OHM D RTD a Measurement Signals OHM RTD Measurement Signals DCV TC 3 3W Terminal measurement terminal of the 3W OHM RTD All the common return terminals of measurement function Source Signals DCV TC Source Signals OHM RTD aojeje s All the common return terminals of source function Source Signal OHM RTD 5 2 Keys Figure 3 shows keys of the calibrator Table 3 explains their use Table 3 Functions of the keys No Name Function 1 5 Source value set key Increment of source set point 6 10 Source value set key Decrement of source set point 11 MEASURE key Turn on or off measurement f
2. Putthe meter into the standard environment for 24 hours and then turn on the power Change the set into non automatic power off state and warm it up for one hour Caution key to save the value Any Power Supply new alkaline size AAA battery type 7 is the best choice for adjustment Measurement Adjustment Operation Please undertake the adjustment following the sequence and points listed in Table 4 Table 4 Adjustment Points of Measurement Functions 33 Range Adjustment Point Remarks 0 F DCV_50mV 50mV DCV 500mV 500mV OHM 5009 09 500 9 2W connection OHM 5K 9 09 5K Q 2W connection Applying reference input signals from the calibration standard as listed in the above table Tips e You can also select only the range in need of readjustment to adjust it separately Always make zero point 0 adjustments together with full scale F adjustments Turn on the meter press the SOURCE key while simultaneously holding down the MEASURE key into the source adjusting state and then press the MEASURE key into the measurement adjusting state press HOLD key LCD shows CAL symbol on the assistance districts part of the LCD and the reference value and unit on the main districts part of the LCD Tips e if the battery level is below 25 full the adjustment operation can t be operated And the LCD shows ERR in the lower part 34 11 1 Adjusting all ranges of the D
3. C 2 2C 800 1000 C 1 8 C 1000 1820 C 1 4 C 60 C 900 C 0 1 C 60 0 0 0 C 0 7 C 0 0 900 0 C 0 5 C 100 C 600 C 0 1 C 100 0 0 0 C 0 7 C 0 0 600 0 C 0 5 C RTD Pt100 385 200 0 C 800 0 C 0 1 C 200 0 C 0 0 0 5 C 0 0 C 400 00 0 7 C 400 0 C 800 0 C 0 8 C By using temperature scale ITS 90 Does not include lead resistance Assuming all three RTD leads are matched for 3 w input 50 Pt1000 200 0 C 630 0 C 0 1 C 200 0 100 00 385 0 8 C 100 0 300 0 C 0 9 C 300 0 630 0 C 1 0 C Pt200 200 0 C 630 0 C 200 0 100 0 C 385 0 8 100 0 300 0 C Pt500 200 0 C 630 0 C 0 9 C 385 300 0 630 0 C LOC Cul0 100 0C 260 0 C 0 1 C 1 8 C Cu50 50 0 C 150 0 C 0 7 C CONT 500Q lt 50Q sound 0 010 Excitation current Approximately 1mA Other feature Rate 2 Readings per Second about e DCV Normal Mode Rejection Ratio NMRR 260dB at 50Hz or 60Hz 51 Common Mode Rejection Ratio CMRR 2120dB at 50Hz or 60Hz e Temperature Coefficient 0 1 times the applicable accuracy specification per degree C for 5 C to 18 C and 28 C to 50 C e The range of the internal temperature compensation sensor is from 0 C to 50 C compensation error lt 0 5 C e The accuracy of the temperature probe 0 2 C The range of the measured temperature is form 20
4. AP OFF symbol on the upper part indicating automatic power off setting mode Step 2 Set the time within 0 60 minute range by using the second pair of A CW counting from right to left Each press of the A V key causes 10 minute increments or 10 minute decrement with constant setting Constant press of the key causes increments or decrement of the value in sequence The value won t change when reaching the maximum or minimum value The time unit is minute Step 3 Pressing the SOURCE key LCD displays SAVE symbol on the upper part for 1s Tips Zero default value 0 represents no automatic power off function 10 2 Setting Backlight time Step 1 Pressing the MEASURE key LCD displays BL OFF symbol on the upper part indicating backlight time setting mode Step 2 Set the time by using the pair of A V And the unit is second Each pair of A W keys corresponds to each digit of the LCD reading Each press of the A W key increases or decreases the digit Increasing the digit from 9 or decreasing it from 0 causes the digit to overflow or underflow allowing you to set the output value without interruption Holding down the A V 31 key continuously changes the digit And the value won t change if it is increased or decreased to the Maxim or Minimum value The setting range is confined within 0 3600 seconds Step 3 Pressing the SOURCE key LCD displays SAVE symbol on the upper part f
5. C 53 250 0 C 400 0 C 250 0 400 0 C 0 6 C N 200 0 C 1300 0 C 200 0 100 0 C 1 0 C 100 0 900 0C 0 7C 9000 1300 0 C 0 8 C B 600 C 1820 C 190 600 800 C 1 5 C 800 1820 C 1 1 C L 200 0 C 0 1 C 200 0 0 C 0 7 C 900 0 C 0 900 0 C 0 5 C U 200 0 C 0 10 200 0 0 C 0 7 C 600 0 C 0 600 0 C 0 5 C RTD Pt100 200 0 C 0 1 C 200 0 0 0 C 0 3C By using temperature scale ITS 385 800 0 C 0 0 400 0C 0 5C 90 400 0 850 0C 0 8 C Excitation current 0 5 3mA Pt200 200 0 C 630 200 0 100 0C 0 8C for Pt100 Cu10 Cu50 add 0 5 C 385 0 C 100 0 300 0 C 0 90 when excitation current is 300 0 630 0 C 1 0 C 0 1mA 0 5mA Pt500 200 0 C 200 0 100 0 C 0 4C Excitation current 0 05mA 385 630 0 C 1000 0 300 0 C 0 5 0 3mA for PT200 PT500 300 0 630 0 C 0 7 C PT1000 Does not include lead resistance 54 Pt1000 200 0 C me 200 0 100 0 C 0 2 C 385 630 0 C 100 0 300 0 C 0 5 C 300 0 630 0 C 0 7 C Cu10 100 0 C ex 1 8 C 260 0 C Cu50 50 0 C ey 0 6 C 150 0 C Other feature e Temperature Coefficient 0 1 times the applicable accuracy specification per degree C for 5 C to 18 C and 28 C to 50 C e The range of the internal temperature compensation sensor is from 0 C to 50 C compensation error lt 0 5C Maximum
6. C 100 C e Maximum voltage between V Q Hz terminal and COM terminal 30 Vpk General Specifications for Source These specifications assume A 1 year calibration cycle An operating temperature of 18 C to 28 C 64 4 F 82 4 F Relative humidity of 35 to 70 non_condensing Accuracy is expressed as percentage of set value percentage of range Function Reference Range Resoluti Accuracy Remark on DC voltage 100mV 10 000mV 1uV 0 02 0 01 Maximum output current 0 5mA 110 000mV 1000mV 100mV 10uV 0 02 0 01 Maximum output current 2mA 1100mV 52 Resistance 4000 0 000 0 010 0 02 0 02 Excitation current 0 5 3 mA 400 000 if 0 1 0 5 add 0 10 Accuracy does not include lead resistance 4KQ 0 0000 KO 0 10 0 05 0 025 Excitation current 0 05 0 3mA 4 0000 KO Does not include lead resistance TC R 0 C 1767 C 190 0 100C 1 50 By using ITS 90 temperature 100 1767 C 1 26 scale S 0 C 1767 C 0 100 C 1 50 The accuracy does not include 100 1767 C 120 the error of internal temperature K 200 0 C 1372 0 C 0 1 C 200 0 100 0 0 6C compensation caused by a 100 0 400 0 C 0 5 C sensor 400 0 1200 0 C 0 7 C 1200 0 1372 0 0 9 C E 200 0 C 1000 0 C 200 0 100 0 0 6 C 100 0 600 0 C 0 5C 600 0 1000 0 C 0 4 C J 200 0 C 1200 0 C 200 0 100 0 0 6 C 100 0 800 0 C 0 5 C 800 0 1200 0 C 0 7
7. LCD shows ERR in the lower part 12 1 Adjusting Voltage Source Be KEITHLEY 2000 mVTSW COM MOW ees ES O NS Q Figure 14 Adjusting voltage source Step 1 Using the mV key select DC voltage function Connect the lead cables for measurement to the standard digital meter as shown in Figure 14 39 Step 2 Pressing the RANGE key selects the right range Step 3 The LCD shows CA 0 or CA F symbol on the associate districts part and the calibrator is ready for the zero point or F point adjustment of source functions The LCD shows the highest five digits and its unit in the main districts part and the lowest digit of the calibrated sourced value in the right of the assistance districts part respectively Step 4 Read the calibrator output on the calibration standard Then using the pair of A W keys adjust the reading so that it matches the measured CAL adjustment setpoint In the CAL mode the right pair of A Y keys are used to increase or decrease the least significant digit the digit in the right of the assistance districts LCD part Step 5 Press the ZERO key to save the CAL adjustment reading Step 6 Pressing the 4 3 2W key shifts to the next setpoint Step 7 By repeating steps 3 to 6 you can adjust all the adjustment point assigned to that range Step 8 By repeating steps 2 to 7 you can adjust all ranges of the DC voltage source function Note e Adjustment to the 1
8. TP907110 4 CA Battery Parcel A000021 CA Charger A000020 17 Specifications General Specifications for measure These specifications assume A 1 year calibration cycle An operating temperature of 18 C to 28 C e Relative humidity of 35 to 70 non condensing Accuracy is expressed as percentage of reading percentage of range Figure 18 Options 48 Function Referen Range Resol Accuracy Remark ce ution DCV 50mV 5 000 55 000mV 1uV 0 02 0 02 Input Resistance 100MO 500mV 50 00 550 00mV 10uV 0 02 0 01 OHM 5000 0 000 550 000 0 01Q 0 05 0 02 5000 Excitation current Approximately 1mA 5KO 0 0000 KQ 0 12 0 05 0 02 Si Neon eure 5 500010 Approximately 0 1mA Open Circuit Voltage about 2 5V Does not include lead resistance TC R 0 C 1767 C 1 C 0 500C 1 8 C By using ITS 90 temperature S 0 C 1767 C 500 1767 C scale 1 5 C The accuracy does not include K 100 0 1372 0 C 0 1 C 100 0 0 0 C 1 2 C the error of internal 0 0 1372 0 C 0 8 C temperature compensation E 50 0 C 850 0 C 50 0 C 0 0 C 0 9 C caused by a sensor 0 0 850 0 C 1 5 C J 60 0 C 1120 0 C 60 0 0 0 C 1 0 C 0 0 1120 0 C 0 78 49 100 0 C 400 0 C 200 0 1300 0 C 100 0 0 0 C 1 0 C 0 0 400 0 C 0 7 C 200 0 0 0 C 15 0 0 1300 0 C 0 9 C 600 C 1820 C 600 800
9. is due you will be billed for the maintenance and repair work If the calibrator or the pressure module is not within the Warranty range you can contact the warranted service center for enquiring about the expenditure Please refer to the Chapter Contact Us to find a warranted service center 15 3 Replacement of Parts All the types of parts are listed in Table 6 see Figure 17 as reference 45 amp Figure 17 Replacing part 46 Table 6 Replacing parts Item Instruction Quantity Item Instruction Quantity 1 Top panel 1 16 Spring A 1 2 plastic lens 1 17 Spring B 1 3 Rubber Key 1 18 Spring C 3 4 Terminal Wrapper 8 19 AAA Alkaline battery 4 5 Terminal Gasket 8 20 Tilt stand 1 6 LCD Frame 1 21 Screw M3 16 4 7 LCD 1 22 Battery Door 1 8 Backlight Panel 1 23 Plastic Screw 2 9 Conductive Rubber 2 24 Sponge length X width x height 40 6 x 1 wire 6 10 LCD Circuit Panel 1 25 Sponge length X width x height 48 10 1 2 5 11 Screw M3 8 4 26 Outer Protector 1 12 Terminal Cover 1 13 Cover Door 1 14 Main Circuit Panel 1 15 Bottom Panel 1 16 Options 47 For more information about the options see Figure 18 and its price please contact the representative of the company Table 7 Options No Name of the Options Mode 1 CALCT Temperature 4000019 Probe 2 TC Plug R S K E J T N B L U 3 Test Hoop
10. off The calibrator source a value with using external 0 C reference junction compensation means and the RJ ON mark vanishes Press the RJ ON key once more to start the reference junction compensation and the RJ ON mark displays on the screen 20 Tips The temperature unit is defaulted as C To convert into F see Chapter 10 Factory Default 7 4 1 Temperature Monitor Function The calibrator offers a temperature monitor function which is convenient for the user to observe the voltage value sourced between the output terminals in TC source function In TC source function the assistance district of the LCD shows the voltage value sourced between the output terminals varies responding to the changes of the reference junction compensation Pressing the T DISP key once more the assistance district of the LCD shows the preset room temperature value 7 5 Sourcing RTD Firstly the calibrator sources a resistance signal by receiving the resistance measuring current supplied from the device being calibrated such as a resistance meter and then delivering the voltage V proportional to the preset resistance R between the output terminals and thus producing the equivalent resistance R V I Consequently the calibrator sources the signal correctly only for such devices that employ this method of measurement The allowable range of the resistance measuring current that the calibrator receives from a resistance measuring
11. reading Each press of the A V key increases or decreases the digit Increasing the digit from 9 or decreasing it from 0 causes the digit to overflow or underflow allowing you to set the output value without interruption Holding down the A V key continuously changes the digit in question And the value won t change if it is increased or decreased to the Maxim or Minimum value Pressing the ZERO key initializes the output set point to the default value 0 Step 3 The calibrator sources the DC voltage signal between the output terminals 7 3 Sourcing Resistance Firstly the calibrator sources a resistance signal by receiving the resistance measuring current supplied from the device being calibrated such as a resistance meter and then delivering the voltage V proportional to the preset resistance R between the output terminals and thus producing the equivalent resistance R V I Consequently the calibrator sources the signal correctly only for such devices that 18 employ this method of measurement e The allowable range of the resistance measuring current that the calibrator receives from a resistance measuring device under calibration is rated as 0 1 mA to 3 mA To ensure accuracy the resistance measuring current from the device under calibration shall be strictly confined within the range For further details see Chapter 17 Specification Any resistance signal being sourced does not include the resistance com
12. to electrical shock Exercise the utmost care when carrying out the measurement task 8 2 Measuring DC Voltage Step 1 Make sure the lead cables for measurement are not connected to the measuring instrument under test Step 2 Using the mV key select DC Voltage measurement function Step 3 Connect the lead cables for measurement to the measuring terminals of the measuring instrument under test Step 4 Using the RANGE key select a desired range from 50mV 500mV The selected function and the measured value and unit shall be shown in the main districts part of the LCD 8 3 Measuring Resistance Step 1 Make sure the lead cables for measurement are not connected to the measuring instrument under test Step 2 Using the OHM select resistance measurement function Step 3 Connect the lead cables for measurement to the measuring terminals of the measuring instrument under test as shown in Figure 9 Figure 10 or Figure 11 Step 4 Using the measurement RANGE key select the desired range from 5000 5K The selected function and the measured value and unit shall be shown in the main districts part of the LCD 8 4 Measuring Temperature with Thermocouple TC Note Any voltage higher than 30Vpk won t work on the measured circuit if applying the thermocouple convertor to 27 the given input terminal Step 1 Make sure the lead cables for measurement are not connected to the measuring instrument under test Step 2 Using the TC ke
13. voltage between any output terminal and earth 30Vpk e The accuracy of the temperature probe 0 2 C the range of the measured temperature is from 20 C 100 C 18 oints for Attention to Use of Operation Instruction The present operation instruction is subject to change without notice The content of the operation instruction is regarded as correct Whenever any user finds its mistakes 55 omission etc he or she is requested to contact the manufacturer The present manufacturer is not liable for any accident and hazard arising from any misoperation The functions described in this operation instruction should not be used as grounds to apply this product to a particular purpose 56
14. with an internal temperature sensor To calibrate a device with built in reference junction temperature compensation by sourcing a thermoelectromotive force with the calibrator without using non external O C reference junction compensation means use the RJ sensor function Select simulate TC source function in which RJ senor goes on work automatically The RJ ON mark displays on the screen Step 1 Using the TC key select simulate TC source function Using the RANGE key select the desired range from K E J T B N R S L U The selected function and the default range source value and unit shall be shown in the main districts part of the LCD Step 2 Set the output value digit by digit using each pair of A V keys Each press of the A Y key increases or decreases the digit Increasing the digit from 9 or decreasing it from 0 causes the digit to overflow or underflow allowing you to set the output value without interruption Holding down the A V key continuously changes the digit in question And the value won t change if iti s increased or decreased to the Maxim or Minimum value Pressing the ZERO key initializes the output set point to the default value the default value of a typical B type is 600 C Step 3 A thermoelectromotive force based on the temperature detected by the RJ sensor develops between the output terminals Note If you don t need the reference junction compensation press the RJ ON key to shut
15. 0 Cu501 0 um A g Measurement Source Tc function 111 11111 Lir i L1 Lr iw s h Measurement Source RTD function amm y amm Pam y amm y amus i Beeper of measurement continuity q r j Display hold for measured value k Average value for measurement Figure 4 typical LCD display l 4 3 2W for Measurement ohm RTD function m Measurement Source value n Unit of measured sourced value o Reference Junction Compensation On p Types of TC measurement source q Types of RTD measurement source r room temperature Tc mV or RTD 9 subsection value 10 s Unit of room temperature Tc mV or RTD 2 Unit of subsection value 6 Before starting source measurement Operating Precautions Precautions for Safe Use of the Instrument When using the instrument for the first time be sure to read the instructions given in Section Four Precautions for Safe Use of the Instrument Do not open the instrument s case Contact the vendor from which you purchased the instrument for a service of inspecting or adjusting the internal assembly In case of failure Should the instrument begin to emit smoke give off an unusual odor or show any other anomaly immediately turn off the POWER key If you are using an Charger disconnect the plug from the wall outlet Also cut off power to the object under test that is connected to the input terminals Then contact the vendor from which you purchased
16. 00mV range calibrates the TC temperature measurement range at the same time Make sure the previous adjusting point has been saved before shifting to another one 40 12 2 Adjusting Resistance Source digital meter KEITHLEY2000 NORMAL O AUX SCOPE MEASURE m standard source 5520A Figure 15 Adjusting resistance source Step 1 Using the OHM key select resistance function Connect the lead cables for measurement to the standard digital meter as shown in Figure15 Step 2 Pressing the RANGE key selects the right range Step 3 The LCD shows 0 or F symbol on the left of the assistance districts part and the calibrator is ready for the zero point or F point adjustment of source functions The LCD shows the highest five digits and its unit in the main districts part and the lowest digit of the calibrated sourced value in the right of the assistance districts part respectively Step 4 Read the calibrator output on the calibration standard Then using the pair of A W keys adjust 41 the reading so that it matches the measured CAL adjustment setpoint In the CAL mode the right pair of A Y keys are used to increase or decrease the least significant digit the digit in the right of the assistance districts LCD part Step 5 Press the ZERO key to save the CAL adjustment reading Step 6 Pressing the 4 3 2W key shifts to the next setpo
17. C Voltage NORMAL AUX SCOPE Hi Lo standard source 5520A Figure 12 Calibrating DC voltage Step 1 Make sure the lead cables for measurement are not connected to the measuring instrument under test Step 2 Using the mV key select DC voltage adjust function Step 3 Connect the lead cables to the output terminals of the standard source as shown in Figure 12 Step 4 Pressing the RANGE key selects the range Step 5 Pressing the HOLD key enters the measurement CAL mode The LCD shows the present adjusting point CA 0 in the assistance districts part of the LCD and the reference voltage and unit needed for the point in the main districts part of the LCD Step 6 Pressing the AVG key saves the adjusted value and the LCD shows SAVE symbol in the upper 35 part for 2 seconds Step 7 Pressing the HOLD key exits the CAL mode Step 8 By repeating from step 4 to step 7 until all ranges have been adjusted Tips e Adjustment to the DC voltage of 50mV range calibrates the TC temperature measurement range at the same time 11 2 Adjusting all ranges of ohms MEASUR OURCE mv Tew com R NY standard source 5520A Figure 13 Calibrating all ranges of ohms Step 1 Make sure the lead cables for measurement are not connected to the measuring instrument under test 36 Step 2 Using the OHM key select ohm adjust function Step 3 Connect
18. HOLD key you can hold the measured value The reading of a measured value is updated differently responding to different measurement function LCD shows on the upper part when shifting the range If the input is over ranged the measured value on the LCD reads as oL 8 1 Connecting Cables to Terminals For DC voltage measurement Figure 7 Step 1 Connect the black lead cable for measurement to 23 the COM input terminal and the red lead cable to the mVTc3W input terminal Step 2 Connect the other end of the cable to the measuring terminals of equipment under test while making sure the polarities are correct Figure 7 Measuring DC voltage For thermocouple signal Figure 8 Step 1 Connect the thermocouple convertor to the input terminals This will help you connect the cables easily Step 2 Connect between TC terminals The positive output lead wire of the thermocouple to the H terminal MEASURE SOURCE IO mVTc3W COM COM ES R il of the thermocouple convertor and the negative output lead wire to the L terminal process temperoture Figure 8 Measuring TC 24 Two wire connection method for continuity ohm RTD signal Figure 9 Step 1 Connect one black lead cable for measurement to the COM input terminal and Connect the red lead cable to the QRTD input terminal Step 2 Connect the two clips o
19. Temperature Calibrator 1 Introduction This temperature calibrator the calibrator in the following is a handheld battery operated instrument that measures and sources electrical and physical parameters Features Measure DC voltage ohm Tc RTD continuity Source DC voltage ohm Tc RTD Others features 2 wire 3 wire 4 wire connection method for ohm and RTD measurement e Big LCD can display the TC RTD measurement value and voltage resistance corresponding simultaneously TC measurement source terminals and built in lead connector of same temperature RJ compensation with auto reference joint point Room temperature monitoring under any operation e Measurement wave filter function e Measurement manual holding function 2 Contact Us To purchase parts obtain operation help or address of the vendor or service center nearest to you please call 1 us or visit our web see the bottom page of the Manual 3 Standard Accessories Make sure that the package contains all the accessories listed below And if you find they are damaged or any of them is missing please contact the vendor from which you purchased the product as soon as possible Refer to the replacing part listin 15 3 in the Manual if you want to order the replacing parts One set of Industrial testing Lead CL727220 A set of Testing Lead Tp727110 A set of Alligator clip CC807130 A quick reference guide A User s Manual One Fuse 50mA 250V
20. device under calibration is rated as 0 1 to 3 mA at PT100 Cu10 Cu50 0 05 to 0 3 mA at PT200 PT500 PT1000 To ensure accuracy the resistance measuring current from the device under calibration shall be strictly confined within the range For further details see Chapter 17 Specification Any resistance signal being sourced does not include the resistance component of the lead cables for source The whole resistance when measured at the ends of the lead cables for source is given by adding the resistance of the lead cables approximately 0 14 on a round trip basis to the sourced 21 resistance signal Step 1 Using the RTD key select RTD function Using the RANGE key select a desired RTD range from PT100 PT200 PT500 PT1000 Cu10 Cu50 The selected function and the default range source value and unit shall be shown in the main district of the LCD and the type of the RTD shall be shown in middle port of the LCD Step 2 Set the output value digit by digit using each pair of A W keys Each press of the A W key increases or decreases the digit Increasing the digit from 9 or decreasing it from 0 causes the digit to overflow or underflow allowing you to set the output value without interruption Holding down the A V key continuously changes the digit in question And the value won t change if iti s increased or decreased to the Maxim or Minimum value Pressing the ZERO key initializes the output set point to the defau
21. eads for damaged insulation or exposed metal Check test lead continuity Replace damaged test leads before using the meter When using the probes keep fingers behind the finger guards on the probes Connect the common test lead before connecting the live test lead When disconnecting test leads disconnect the live test lead first e Do not use the meter if it operates abnormally Protection may be impaired When in doubt have the meter inspect e Do not operate this instrument in areas where inflammable or explosive gases or vapor exists It is extremely hazardous to use the instrument under such environments Do not operate the meter around explosive gas vapor or dust Use only type 4 AAA batteries properly installed in the meter case to power the meter Do disconnect the testing lead before shifting to different source or measurement functions When servicing the meter use only specified replacement parts To avoid false reading which could lead to possible electric shock or personal injury replace the batteries as soon as the low battery indicator appears Caution To avoid possible damage to meter or to equipment under test Disconnect the power and discharge all high voltage capacitors before testing resistance or continuity e Use the proper jacks functions and ranges for the measurement or source operation 5 Familiar With the Calibrator AC charger connector Display area
22. f the cables to the measuring terminals of equipment under test while making sure the polarities are correct MEASURE mVTc3W COM de Figure 9 Measuring continuity ohm RTD signal with 2w method Three wire connection method for ohm RTD signal Figure 10 Step 1 Connect one black lead cable for measurement to the COM input terminal and another black lead to the mVTc3W terminal Connect the red lead cable to the ORTD input terminal Step 2 Connect the three clips of the cables to the measuring terminals of equipment under test while making sure the polarities are correct 25 p M EN Y Figure 10 ohm RTD signal with 3w method Four wire connection method for ohm RTD signal Figure 11 Step 1 Connect one black lead cable for measurement to the COM input terminal and another black lead to the mVTc3W terminal Connect one red lead cable to the ORTD input terminal and another red lead to AW terminal Step 2 Connect the four clips of the cables to the measuring terminals of equipment under test while making sure the polarities are correct Figure 11 ohm RTD signal with 4w method AWarning Before connecting the calibrator to the device under test cut off the power to the device AWarning If you make a mistake in wiring or in the operating procedure in this measurement task there will be a danger 26 of not only damage to the instrument but also personal injury due
23. g function the indicating light of the charger lights on When finished the charging function stops automatically and the indicating light becomes dark Blinking of the indicating light means the charger is not connected or no battery is inside Note Do not use the calibrator when it undergoes charging otherwise the charging will be prolonged 15 Maintenance 15 1 cleaning the calibrator 44 A Warning To avoid electrical shock or damaging the meter serve the meter only by the replacement parts specified and never get water inside the case Caution To avoid damaging the plastic lens and case do not use solvents or abrasive cleansers Clean the Calibrator with a soft cloth dampened with water or water and mild soap 15 2 Calibration or Sending to the Service Center Calibration maintenance or repair work unmentioned in this manual should be undertaken by the experienced worker If the meter operates abnormally inspect the batteries first and replace them if necessary If you suspect that the meter has failed review this manual to make sure you are operating it correctly If the meter still fails to operate properly pack it securely in its original container if available and forward it postage paid to the nearest Service Center The company assumes NO responsibility for damage in transit The Company guarantees a rapid repair and maintenance and delivers the meter back as soon as possible Please refer to the Warranty If the warranty
24. hh 000000 Safety Information For the correct and safe use of the instrument be sure to follow the cautionary notes stated in this manual whenever handling the instrument The Company shall not be held liable for any damage resulting from use of the instrument in a manner other than prescribed in the cautionary notes A A Warning identifies conditions and actions that pose hazards to the user a Caution identifies conditions and actions that may damage the meter or the equipment under test Refer to Table 1 for the explanation of the international electric symbols adopted by the calibrator or the user s manual Table 1 Explanations of International Electrical Symbols WARNING ai INFORMATION A Warning To avoid possible electric shock or personal injury e Do not apply more than the rated voltage as marked on the calibrator between terminals or between any terminal and earth ground Before use verify the meter s operation by measuring a known voltage Follow all equipment safety procedures e Do not use the meter if it is damaged Before using the meter inspect the case Look for cracks or missing plastic Pay particular attention to the insulation surrounding the connectors e Select the proper function and range for the measurement Make sure the battery door is closed and latched before operating the meter e Remove test leads from the meter before opening the battery door Inspect the test l
25. int Step 7 By repeating steps 3 to 6 you can adjust all the adjustment point assigned to that range Step 8 By repeating steps 2 to 7 you can adjust all ranges of the DC voltage source function Note e In ohm calibration function you can differentiate the negative exciting calibration from the left mark on the lower part The value of the exciting current is indicated by the digit on the top right corner unit mA Make sure to preserve the calibrating value before changing the calibrating point or range Otherwise the previous reading won t be saved if the point or range is changed e Calibration of the ohm 4002 and ohm 4K O means calibrating all ranges of the RTD e In400 range resistance calibration 1 Adjusting of inner variance Make sure the applied voltage between the H and L terminals is within 20 uV when setting 0 00 Q resistance If the voltage exceeds the range the calibrator needs internal adjustment then contact the vendor from whom you purchased the calibrator 2 Noting exciting current of sourcing resistance Calibration of the 400 9 resistance range requires 2 exciting currents of 0 1mA and 1mA from external devices of which the range is calibrated respectively o 42 13 Replacing Batteries or fuse ANWarning To avoid possible electric shock remove the test leads from the calibrator before open the battery door And make sure the battery door is tightly closed before turning on the calib
26. lead cables for measurement are not connected to the measuring instrument under test Step 2 Using the RTD key select RTD measurement function Step 3 Connect the lead cables for measurement to the measuring terminals of the measuring instrument under test as shown in Figure 9 Figure 10 or Figure 11 Step 4 Using the measurement RANGE key select a desired range from PT100 PT200 PT500 PT1000 Cu10 C50 The selected function and the default measured value and unit shall be shown in the main districts part of the LCD Tips e The calibrator offers the 2 wire 3 wire 4 wire connection method when measuring ohm RTD 8 5 1 Temperature Monitor Function The calibrator offers a temperature monitor function which is convenient for the user to observe the resistance value measured from the input terminals In RTD measurement function LCD shows the resistance measured between the input terminals Pressing the T DISPLAY key again LCD shows the measured room temperature value in the assistance districts part of the LCD 8 6 Measuring Continuity Continuity measurement is used to detect the intactness of the circuit e g a resistance lower than 50 Using 29 the select continuity measurement function LCD displays continuity symbol on the upper part Connecting the devices as shown in Figure 9 the beeper sounds continuously if the loop circuit resistance under measurement is less than 50Q and LCD shows the present measured resi
27. lt value 0 Step 3 The calibrator sources the preset resistance value between the output terminals 7 5 1 Temperature Monitor Function The calibrator offers a temperature monitor function which is convenient for the user to observe the resistance value sourced between the output terminals In RTD source function LCD shows the resistance value sourced between the output terminals Pressing the T DISP key once more the assistance districts of the LCD shows the preset room temperature value 7 6 Zero off function In any range of DC voltage ohm TC and RTD functions pressing the ZERO key selects clearing off function which initializes the preset source value for the convenience of user to reset source value 22 8 Measurement MEASURE mVTc3W COM N A a N From the calibrator you can measure a DC voltage resistance thermocouple RTD and continuity AWarning e In an application where the calibrator is used together with the supplied lead cables for measurement the allowable voltage to ground of the input terminals is 30 Vpeak maximum To avoid electrical shock do NOT use the calibrator at any voltage exceeding the maximum voltage to ground e The allowable voltage to ground when the supplied thermocouple convertor is attached to the input terminals is 30V peak maximum To avoid electrical shock do not use the terminal adapter for measuring any circuit voltage exceeding the maximum voltage to ground Tips e With the
28. or 1sec Tips When the default value is 0 the backlight won t be off automatically if turned on except that you turn it off manually 10 3 Setting temperature unit Step 1 Pressing the MEASURE key LCD displays TEM U symbol on the upper part indicating temperature unit setting mode Step 2 Shifting between the C and F by using the right pairof A W Step 3 Pressing the SOURCE key LCD displays SAVE symbol on the upper part for 1s 10 4 Setting frequency Step 1 Pressing the MEASURE key LCD displays FRSET symbol on the upper part indicating frequency setting mode Step 2 Shifting between the 50Hz and 60Hz by using the right pairof A V Step 3 Pressing the SOURCE key LCD displays SAVE symbol on the upper part for 1s 10 5 Factory default Step 1 Pressing the MEASURE key LCD displays FACRY symbol on the upper part indicating factory default Step 2 Pressing the SOURCE key LCD displays SAVE symbol on the upper part for 1s All settings are defaulted as below 32 AP OFF 10min BL OFF 10sec TMP U C FRSET 50 Hz Tips Any change of setting to the above mentioned function press the press of the SOURCE key saves the nearest setting value 11 Adjusting Measurement Functions Environmental Requirements Ambient temperature 23 2 C Relative humidity 35 to 75 RH Warm up SOURCE Before using warm up the calibrator for the period of time specified
29. ount a voltage drop due to the resistance component of the lead cables for source Care must be taken therefore when drawing a load current since the voltage drop due to the resistance component approximately 0 1 Q on a round trip basis of the lead cables serves as an error 7 1 Connecting Cables to Terminals For DC voltage thermocouple Figure 5 MEASURE Figure 5 Sourcing DC voltage TC ree Step 1 Connect the black lead cable for source to the COM output terminal and the red lead cable to the mVTc output terminal Step 2 Connect the other ends of the cables to the input of equipment under test while making sure the polarities are correct For resistance and RTD signal Figure 6 mVTc3W COM Step 1 Connect black lead cables for source to the 2 black terminal of RTD and the red lead cable to the red terminal of 2 RTD 17 Step 2 Connect the other ends of the cables to the input of equipment under test while making sure the polarities are correct Figure 6 Sourcing Resistances and RTD 7 2 Sourcing DC Voltage Step 1 Using the mV key to select DC voltage source function select the desired range from 100mV 1000mV by pressing the RANG key The default value and unit of the selected source function and range shall be displayed in the main districts part of the LCD Step 2 Set the output value digit by digit using A W keys Each pair of A V keys corresponds to each digit of the LCD
30. ponent of the lead cables for source The whole resistance when measured at the ends of the lead cables for source is given by adding the resistance of the lead cables approximately 0 19 on a round trip basis to the sourced resistance signal For source of precise resistance signals use three wire or four wire connection e f capacitance between the terminals of a device under calibration is greater than 0 164 the calibrator may fail to source correct resistance signals Step 1 Using the OHM key to select Ohm function Using the RANGE key select the desired range The selected function and the default range source value and unit shall be shown in the main districts part of the LCD Step 2 Set the output value digit by digit using each pair of A V keys Each pair of A V keys corresponds to each digit of the LCD reading Each press of the A V key increases or decreases the digit Increasing the digit from 9 or decreasing it from 0 causes the digit to overflow or underflow allowing you to set the output value without interruption Holding down the A V key continuously changes the digit in question And the value won t change if it is increased or decreased to the Maxim or Minimum value Pressing the ZERO key initializes the output set point to the default value 0 Step 3 The calibrator sources the preset resistance value between the output terminals 19 7 4 Simulate Sourcing TC The calibrator is designed
31. precautions regarding the batteries see Installing or Replacing the Batteries Never use the instrument with the cover of the battery holder opened Environmental Requirements Use the instrument in locations that meet the following environmental requirements Ambient temperature and humidity Ambient temperature range 0 to 50 C Ambient humidity range 20 to 80 RH Use the instrument under non condensing condition Flat and level locations Do not use the instrument in locations that are Exposed to direct sunlight or close to any heat source 12 Exposed to frequent mechanical vibration Close to any noise source such as high voltage equipment or motive power sources Close to any source of intensive electric or electromagnetic fields Exposed to large amounts of greasy fumes hot steam dust or corrosive gases Exposed to unstable or a risk of explosion due to the presence of flammable gases Note Use the instrument under the following environmental conditions if precise source or measurement is your requirement Ambient temperature range 235 C Ambient humidity range 20 to 80 RH non condensing When using the instrument within a temperature range of 0 to 18 C or 28 to 50 C add a value based on the temperature coefficient shown in Chapter 18 Specifications to the given accuracy rating When using the instrument at an ambient humidity of 3096 or lower prevent electrostatic charges from being produced b
32. r 24 hours and then turn on the power Change the set into non automatic power off state and warm it up for one hour Power Supply new alkaline size AAA battery type 7 is the best choice for adjustment Source Adjustment Operation Table 5 Adjustment Points of Source Functions Range Adjustment Point Remarks 0 A F 0 F DCV_100mV 0 100mV DCV_1000mV 0 0 1000mV OHM 400 2 1mA 02 4000 09 400 2 I 1mA OHM 400 9 0 1mA 02 400 2 09 400 2 T 0 124 OHM_4k2 0 1mA 02 4k Q0 09 4k Q T 0 124 Adjusting the displayed value same with the reading of the digit meter when the present calibrator is stabilized e You can calibrate a desired function and range separately e You must calibrate all the calibrating points of the selected range together 38 e When adjusting resistance source the exciting current is for adjustment point 0 and F and is for adjustment point 0 and Turn on the meter press the SOURCE key while simultaneously holding down the MEASURE key enters the source calibration state LCD shows CA 0 symbol on the assistance districts part the present calibrating point on the main districts part and the high 5 digits of the responding value and its unit The digit in the right on the assistance districts part is the lowest digit of the value Tips If the battery level is below 25 full the adjustment operation can t be operated And the
33. rator Caution To avoid possible linkage of the liquid and explosion of the battery make sure to place the battery with right polarity e Do not operate the battery in short circuit e Do not disassemble or heating the battery or throw them into the fire When replacing use only four same specified ones Take out the battery if you don t operate the meter for a long time Step 1 Remove the test leads and Charger before Figure 16 Replacing batteries and fuses replacing batteries or fuse and turn off the meter Step 2 Remove the protector as shown in Figure 16 With a standard blade hand screwdriver turn each battery door screw a quarter counterclockwise to remove the battery door Step 3 Replace with four new AAA alkaline batteries under the instructions shown on the battery door Or replace the blown fuses with same type F1 50mA 250V 43 Step 4 Reinstall and tighten the battery door put on the protector before using the meter 14 How to use the charger A Warning The charger could be used only to specified product Make sure the voltage of the AC power is same with the given voltage of the charger before connecting them e Do not shut circuit the output plug of the charger e Do not charge non Ni Cd non Ni MH battery or wasted battery Step 1 Turn off the calibrator Step 2 Connect the plug into the charging jack of the terminal Step 3 Plug the charger into the AC power Note In normal chargin
34. rger connection jack of the calibrator when discharging e Do not charge the calibrator without any battery in Turning On the Power Pressing the Power key once when the power is off turns on the calibrator Pressing the Power key for 2 seconds turns off the calibrator Automatic Power off When the calibrator is running on batteries and no key is operated for approximately ten minutes the calibrator turns off automatically The automatic power off time could be reset in the factory default parts see Chapter 10 Factory Default Turning On Off the Backlight Pressing the key turns on the backlight while pressing the key once again turns it off This feature makes it easier for you to view the LCD when operating the calibrator in dark places or when carrying out source or measurement Battery life shortens when the calibrator is operated on batteries Note The backlight automatically turns off after 10 seconds Press the key once more to relight it The time could be reset in the factory default parts see Chapter 10 Factory Default 7 Source From the calibrator you can source a DC voltage resistance thermocouple RTD A Warning 16 To avoid electrical shock do not apply more than the rated voltage as marked on the calibrator between terminals or between any terminal and earth ground Always use the calibrator in locations with a voltage to ground below 30 Vpk Caution The instrument has been calibrated without taking into acc
35. stance value 8 7 Measurement filtering function Selecting measurement filtering function stabilizes the measured value displayed on LCD In DCV OHM TC RTD function pressing the AVG key causes calculation of the average of the samples LCD shows the AVG symbol Repressing the AVG key cancels the calculation and the AVG symbol disappears 8 8 Measured Value holding function Apart from the continuity measurement functions the reading hold function can also be used to preserve the current measured value on the main districts part of LCD which consequently doesn t refresh the measured value Pressing the HOLD key selects reading hold mode and LCD displays HOLD symbol To cancel the selection press the HOLD key again and the HOLD symbol disappears 9 Environmental Temperature Test The calibrator can measure the surrounding environmental temperature After turning on the calibrator to observe the surrounding environment pressing the T DISP key causes LCD displays the room temperature value and the unit in the assistance districts part of the LCD Repressing the T DISP key cancels the room temperature value 30 10 Factory Default You can reset the factory default of the calibrator When turning on the calibrator pressing the HOLD key immediately to enter the default set 10 1 Setting Auto power off time Step 1 When entering the default set LCD displays
36. the instrument Charger Use an Charger dedicated to the instrument Avoid placing any load on the Charger or prevent any heat emitting object from coming into contact with the adapter General Handling Precautions Before carrying around the instrument turn off power to the object under test and then the POWER key of the instrument If you are using an Charger disconnect the power cord from the wall outlet Finally detach all lead cables from the instrument Use a dedicated carry case when transporting the instrument Do not bring any electrified object close to the input terminals since the internal circuit may be destroyed Do not apply any volatile chemical to the instrument s case or operation panel Do not leave the instrument in contact with any product made of rubber or vinyl for a prolonged period Be careful not to let a soldering iron or any other heat emitting object come into contact with the operation panel as the panel is made of thermoplastic resin Before cleaning the instrument s case or operation panel disconnect the power cord plug from the wall outlet if you are using an Charger Use a soft clean cloth soaked in water and tightly squeezed to gently wipe the outer surfaces of the instrument Ingress of water into the instrument can result in malfunction If you are using an Charger with the instrument and will not use the instrument for a prolonged period disconnect the power cord plug from the wall outlet For handling
37. the lead cables to the output terminals of the standard source as shown in Figure 13 The 2 wire compensation of 5520A must be open Step 4 Pressing the RANGE key selects the range Step 5 Pressing the HOLD key enters the ohm CAL mode The LCD shows the present adjusting point CAL 0 in the assistance districts part of the LCD and the reference resistance and unit needed for the point in the main districts part of the LCD Step 6 Pressing the AVG key saves the adjusted value and the LCD shows SAVE symbol in the upper part for 2 seconds Step 7 Pressing the RJ ON key causes the adjusting point shifting between CAL 0 and CAL F The LCD shows the reference resistance and unit needed for the point in the main districts part Step 8 Pressing the AVG saves the adjusted value and the LCD shows SAVE symbol in the upper part for 2 seconds Step 9 Pressing the HOLD key exits the CAL mode Step 10 By repeating from step 4 to step 9 until all ranges have been adjusted Caution Make sure the previous adjusting point has been saved before shifting to another one Tips e Adjustment to the ohms calibrates the RTD temperature measurement range at the same time 12 Adjusting Source Functions 37 Environmental Requirements Ambient temperature 23 2 C Relative humidity 35 to 75 RH Warm up Before using warm up the calibrator for the period of time specified e Set the meter into the standard environment fo
38. tive electrodes positioned correctly as indicated on the holder Step 4 After replacement reattach the battery holder cover Indication of Battery Level The battery replacement indicator shows the battery level in five steps according to the measured voltage of the batteries Full battery ann 14 The battery level is below 50 full mm The battery level is below 25 full om Low battery EM The dictation flashes in sequence when getting charged Note that the battery replacement indicator is driven by directly measuring the battery voltage when the calibrator is in actual operation Consequently the indicator may read differently depending on the battery load condition e g the load condition of the source output or on off state of the measurement function if the batteries are too low Connecting the Charger Warning Make sure the voltage of the AC power source matches the rated supply voltage of the Charger before connecting the Charger to the AC power source e Do not use any Charger other than the dedicated Charger from the Company Donot charge non Ni Cd Ni MH batteries or wasted batteries Step 1 Make sure the calibrator is turned off Step 2 Insert the plug of the optional Charger into the Charger connection jack Note e Turn off the calibrator before connecting or disconnecting the Charger from AC power plugging in out the 15 Charger connection jack Plug out the Charger from the Cha
39. unction 12 SOURCE key Turn on or off source function 13 Power key Turn on or off the power 14 Backlight key Turn on or off the backlight 15 mV Key Select measurement source DC voltage function 16 RTD Key Select measurement source RTD function 17 OHM Key Select measurement source OHM function 18 Te Key Select measurement source Tc function 19 Key Select measurement continuity function 20 RANGE Key Select measurement source range 21 RJ ON Key In TC measurement source function turn on or off the RJ compensation function 22 T DISP Key In TC RTD measurement source function pressing the key convert the assistance display between room temperature or mV 9 value On other measurement source function pressing the key turn on or off room temperature display in assistance display 23 HOLD Key Measured value holding 24 4 3 2W Key In ohm RTD measurement function select 2W 3W or 4W method 25 AVG Key Measuring average value 26 ZERO Key Set the source value to default value 5 3 Display Screen Figure 4 shows a typical display screen a Measurement C b Source oi EE c Measurement Source resistance mox 432W d Battery level indicator 99 6L LU ILU e Measurement Source function on Pam Pam f Measurement Source DC voltage LIL Us functio n O KEJTBNRSLU Pt1000Pt200Pt50
40. y select TC measurement function Using the measurement RANGE key select the desired range from K E J T B N R S LU Step 3 Connect the thermocouple convertor to the jack under test as shown in Figure 8 The selected function and the measured value and unit shall be shown in the main districts part of the LCD Tips e If there has been a sudden change in the operating ambient temperature of the calibrator wait until the built in reference junction compensation stabilizes Avoid using the calibrator in locations exposed to wind from such apparatus as an airconditioner 8 4 1 Using RJ sensor Select TC measurement function in which RJ senor goes on work automatically press RJ ON key to shut off Both the RJ ON mark and the environmental temperature display vanish Press the RJ ON key once more to start the reference junction compensation and the RJ ON mark displays on the middle of the screen and the environmental temperature displays on the screen 8 4 2 Temperature Monitor Function The calibrator offers a temperature monitor function which is convenient for the user to observe the voltage value measured from the input terminals In TC measurement function LCD shows the voltage value measured between the input terminals Pressing the T DISPLAY key again LCD shows the measured room temperature value in the assistance districts part 28 of the LCD 8 5 Measuring Temperature with RTD Step 1 Make sure the
41. y using an antistatic mat or any other alternative means Condensation may occur if you relocate the instrument from places with low temperature and humidity to places with high temperature and humidity or if the instrument experiences any sudden temperature change In that case leave the instrument under the given ambient temperature for at least one hour to ensure that the instrument is free from condensation before using the instrument Installing or Replacing the Batteries A Warning To avoid electrical shock always remove the source or measurement lead cables from the object under test 13 as well as from the instrument itself Caution e To avoid the risk of fluid leakage or battery explosion install batteries with their positive and negative electrodes correctly positioned e Do not short circuit the batteries Do not disassemble or heat the batteries or throw them into fire When replacing batteries replace all of the four batteries at the same time with new ones from the same manufacturer e Ifthe instrument will not be used for a prolonged period remove the batteries from the instrument Step 1 Remove the lead cables and charger and turn off the calibrator before you begin installing batteries Step 2 Remove the battery holder cover by sliding it in one quarter counterclockwise direction and turn off the calibrator Step 3 Install four alkaline batteries of same type in the battery holder with their positive and nega

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