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Kusam-meco KM-CAL-906 User Manual
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Kusam-meco KM-CAL-906 User Manual

Digital temperature calibrator
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Summary of Contents for Kusam-meco KM-CAL-906

  • Page 3 us or visit our web (see the bottom page of the Manual). 3 3 3 Standard Accessories Standard Standard Accessories 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.
  • Page 4 Table 1 Explanations of International Electrical Symbols WARNING EARTH GROUND INFORMATION Warning Warning Warning To avoid possible electric shock or personal injury:  Do not apply more than the rated voltage, as marked on the calibrator, between terminals or between any terminal and earth ground;...
  • Page 5  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;...
  • Page 6 5 5 5 Familiar Familiar With Calibrator Familiar With With the the Calibrator Calibrator Figure 1 Entire Graph...
  • Page 7 Measurement/ Source Terminals 5.1 Measurement/ Measurement/ Source Source Terminals Terminals Figure 2 shows the measurement /source terminals of the calibrator. Table 2 explains their use.
  • Page 8 Figure 2 Measurement/ Source Terminals Figure 3 keys Table 2 Measurement/ Source Terminals Terminal Terminal Terminal Function Function Function 4W terminals : measurement terminal of the 4W OHM、 ① ② Measurement Signals（+）：OHM、RTD Measurement Signals（+）：DCV、TC ③ 3W Terminal：measurement terminal of the 3W OHM、...
  • Page 9 All the common (return ) （-）terminals of measurement ④ function ⑤ Source Signals：（+）DCV、TC ⑥ Source Signals：（-）OHM、RTD ⑦ All the common (return ) （-）terminals of source function ⑧ Source Signal：（+）OHM、RTD Keys 5.2 Keys Keys Figure 3 shows keys of the calibrator. Table 3 explains their use. Table 3 Functions of the keys Name Name...
  • Page 10 RTD Key Select measurement/source RTD function OHM Key Select measurement/source OHM function Tc Key Select measurement/source Tc function Select measurement continuity function RANGE RANGE RANGE Key Select measurement/source range RJ-ON RJ-ON RJ-ON Key In TC measurement /source function, turn on or off the RJ compensation function.
  • Page 11 Display Screen 5.3 Display Display Screen Screen Figure 4 shows a typical display screen. a：Measurement b：Source c：Measurement/Source resistance d：Battery level indicator e：Measurement/ Source function on f： Measurement/ Source DC-voltage functio g：Measurement/ Source Tc function h：Measurement/ Source RTD function i：Beeper of measurement continuity j：Display –hold for measured value k：Average value for measurement Figure 4 typical LCD display...
  • Page 12 s：Unit of room temperature/ Tc(mV) or RTD(Ω) Unit of subsection value 6 6 6 Before Before starting source/measurement Before starting starting source/measurement source/measurement Operating Precautions Operating Operating Precautions Precautions Precautions Precautions Precautions for for Safe Safe Safe Use Use of of of the the Instrument Instrument Instrument...
  • Page 13 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.
  • Page 14  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. ...
  • Page 15 as well as from the instrument itself. C C C aution aution aution  To avoid the risk of fluid leakage or battery explosion, install batteries with their positive and negative electrodes correctly positioned.  Do not short-circuit the batteries. ...
  • Page 16 The battery level is below 50% full: The battery level is below 25% full: Low battery: 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.
  • Page 17 Charger connection jack.  Plug out the Charger from the Charger connection jack of the calibrator when discharging.  Do not charge the calibrator without any battery in. Turning Power Turning Turning On On the the Power 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.
  • Page 18 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. C C C aution aution aution...
  • Page 19 S S S tep tep 2: 2: 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 7 7 .2 .2 .2 Sourcing Sourcing Voltage Sourcing DC...
  • Page 20 employ this method of measurement.  The allowable range of the resistance measuring current I 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 I from the device under calibration shall be strictly confined within the range. For further details, see Chapter 17, “Specification”.
  • Page 21 7 7 7 . . . 4 4 4 Simulate Simulate Sourcing Simulate Sourcing Sourcing TC The calibrator is designed 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 0℃...
  • Page 22 Tips: Tips: Tips: The temperature unit is defaulted as ℃.To convert into ℉,see Chapter 10 “Factory Default” .  7.4.1 Temperature Monitor Function 7.4.1 7.4.1 Temperature Temperature Monitor Monitor Function 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.
  • Page 23 resistance signal. Step 1: 1: 1: Using th e 〔RTD RTD〕key, select RTD function. Using th e 〔RANGE Step Step RANGE 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.

  • Page 24: Cables Terminals

    8 8 8 Measurement Measurement Measurement From the calibrator, you can measure a DC voltage, resistance, thermocouple, RTD and continuity. W W W arning arning arning  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.
  • Page 25 the “COM” input terminal and the red lead cable to the ”mVTc3W” input terminal. S S S tep tep 2: 2: 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 thermocouple...
  • Page 26 wire connection method method f f f or or or c c c ontinuity ontinuity ontinuity, , , ohm/ ohm/ signal signal ( ( ( Figure Figure Figure 9 9 9 ) ) ) Two wire wire connection connection method ohm/RTD RTD signal Step...
  • Page 27 Figure 10 ohm/RTD signal with 3w method F F F our wire connection method method f f f or or or ohm/ ohm/ signal signal ( ( ( Figure Figure 11) ) ) our wire wire connection connection method ohm/RTD RTD signal Figure 11 Step...
  • Page 28 of not only damage to the instrument but also personal injury due to electrical shock. Exercise the utmost care when carrying out the measurement task. Measuring Voltage 8.2 Measuring Measuring DC DC Voltage Voltage Step Step 1: 1: 1: Make sure the lead cables for measurement are not connected to the measuring instrument under Step test.
  • Page 29 the given input terminal. Step Step Step 1: 1: 1: Make sure the lead cables for measurement are not connected to the measuring instrument under test. Step Step 2: 2: 2: Using the〔TC RANGE Step TC〕key, select TC measurement function. Using the measurement〔RANGE RANGE〕key, select the desired range from K, E, J, T, B, N, R, S, L,U.

  • Page 30: Measuring Temperature

    of the LCD. Measuring Temperature with 8.5 Measuring Measuring Temperature Temperature with with RTD Step Step 1: 1: 1: Make sure the lead cables for measurement are not connected to the measuring instrument under Step test. Step Step Step 2: 2: 2: Using the〔RTD RTD〕key, select RTD measurement function.
  • Page 31 〕, select continuity measurement function. LCD displays continuity symbol “ the〔 ”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 50Ω,and LCD shows the present measured resistance value. 8.7 Measurement-filtering Measurement-filtering Measurement-filtering function...
  • Page 32 Factory Default 10 Factory Factory Default Default You can reset the factory default of the calibrator. HOLD When turning on the calibrator, pressing the〔HOLD HOLD〕key immediately to enter the default set. 10.1 10.1 10.1 Setting Setting Setting Auto Auto Auto -power -power -power off off time...
  • Page 33 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 Step 3: 3: 3: Pressing the〔SOURCE SOURCE Step SOURCE〕key, LCD displays “SAVE”...
  • Page 34 AP.OFF: 10min. BL.OFF: 10sec. TMP.U: ℃. FRSET: 50 Hz. Tips: Tips: Tips: Any change of setting to the above-mentioned function, press the 〔SOURCE SOURCE SOURCE〕 key to save the value. Any press of the〔SOURCE SOURCE SOURCE〕key saves the nearest setting value. Adjusting Measurement Functions...
  • Page 35 Range Adjustment Point Remarks DCV_50mV 50mV DCV_500mV 500mV OHM_500Ω 0Ω 500Ω 2W connection OHM_5KΩ 0Ω 5KΩ 2W connection ﹡Applying reference input signals from the calibration standard as listed in the above table. T T T ips: ips: ips:  You can also select only the range in need of readjustment to adjust it separately. ...
  • Page 36 11.1 Adjusting ranges ranges of of of the Voltage 11.1 11.1 Adjusting Adjusting all all ranges the DC DC Voltage Voltage NORMAL SCOPE MEASURE MEASURE MEASURE SOURCE SOURCE SOURCE mV Tc TRIG   PEAK PEAK standard source （ 5520A ） Figure 12 Calibrating DC voltage Step Step 1: 1: 1: Make sure the lead cables for measurement are not connected to the measuring instrument under...
  • Page 37 part for 2 seconds. Step Step Step 7 7 7 : : : Pressing the〔HOLD HOLD HOLD〕key exits the CAL mode. Step Step 8: 8: 8: By repeating from step 4 to step 7 until all ranges have been adjusted. Step Tips: Tips:...
  • Page 38 Step Step 2: 2: 2: Using the〔OHM Step OHM〕key, select ohm adjust function. Step Step Step 3: 3: 3: Connect 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 Step 4 4 4 : : : Pressing the〔RANGE RANGE...
  • Page 39 Environmental Requirements Environmental Environmental Requirements Requirements Ambient temperature: 23 +2℃ Relative humidity: 35% to 75% RH Warm-up:  Before using, warm up the calibrator for the period of time specified.  Set the 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.
  • Page 40  When adjusting resistance source, the exciting current is (+) for adjustment point ‘’0’’ and ‘’F’’, and is (-) for adjustment point “–0” and “–F”. SOURCE SOURCE〕key while simultaneously holding down the ( ( ( MEASURE) Turn on the meter; press the〔SOURCE MEASURE) MEASURE)key enters the source calibration state.
  • Page 41 Step Step 2 2 2 : : : Pressing the〔RANGE RANGE Step RANGE〕key selects the right range. Step Step Step 3 3 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.
  • Page 42 12.2 Adjusting Resistance Source 12.2 12.2 Adjusting Adjusting Resistance Resistance Source Source digital meter KEITHLEY2000 ) NORMAL SCOPE MEASURE SOURCE SOURCE SOURCE MEASURE MEASURE mV Tc TRIG   PEAK PEAK standard source （5520A） Figure 15 Adjusting resistance source Step Step Step 1 1 1 : : : Using the〔OHM OHM〕key, select resistance function.
  • Page 43 the reading so that it matches the measured CAL adjustment setpoint. In the CAL mode, the right pair o f〔   〕/ 〔   〕keys are used to increase or decrease the least-significant digit, (the digit in the right of the assistance districts LCD part).
  • Page 44 Replacing Batteries Batteries or or or fuse: fuse: 13 Replacing Replacing Batteries fuse: Warning 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 calibrator. Caution Caution Caution...
  • Page 45 Step Step 4 4 4 : : : Reinstall and tighten the battery door, put on the protector before using the meter. Step How to to to use charger 14 How use the the charger charger Warning  The charger could be used only to specified product. ...

  • Page 46: Replacement Parts

    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 Caution 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.
  • Page 47 Figure 17. Replacing part...
  • Page 48 Table 6. Replacing parts Item Instruction Quantity Item Instruction Quantity Top panel Spring A plastic lens Spring B Rubber Key Spring C Terminal Wrapper AAA Alkaline battery Terminal Gasket Tilt-stand LCD Frame Screw M3*16 Battery Door Backlight Panel Plastic Screw Conductive Rubber Sponge：length×width×height＝40×6×...
  • Page 49 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 CALCT Temperature A000019 Probe R/S/K/E/J/T/N TC Plug /B/L/U TP907110 Test Hoop A000021 CA Battery Parcel A000020 CA Charger...
  • Page 50 F F F Function Function Referen Range Resol Accuracy Remark Function Referen Referen Range Range Resol Resol Accuracy Accuracy Remark Remark ution ution ution Input Resistance： 100MΩ 50mV -5.000～55.000mV 1μV 0.02+0.02 500mV -50.00～550.00mV 10μV 0.02+0.01 500Ω 500Ω: Excitation current: 0.00Ω～550.00Ω 0.01Ω...
  • Page 51 -100.0C～400.0C -100.0～0.0℃ : 1.0℃ 0.0～400.0℃ : 0.7℃ -200.0～1300.0C -200.0～0.0℃ : 1.5℃ 0.0 ～ 1300.0℃ 0.9℃ 600C～1820C 600～800℃ : 2.2℃ 1C 800～1000℃ : 1.8℃ 1000～1820℃: 1.4℃ -60C～900C -60.0～0.0℃ : 0.7℃ 0.1C 0.0～900.0℃: 0.5℃ -100C～600C 0.1C -100.0～0.0℃ : 0.7℃ 0.0～600.0℃ : 0.5℃ ～...
  • Page 52 ～ Pt1000 -200.0C～630.0C 0.1C -200.0 100.0℃: 0.8℃ 100.0 ～ 300.0℃ : 0.9℃ 300.0 ～ 630.0℃ : 1.0℃ Pt200 -200.0C～630.0C -200.0～100.0℃ : 0.8℃ 100.0～300.0℃ : 0.9℃ Pt500 -200.0C～630.0C 300.0～630.0℃ : 1.0℃ Cu10 -100.0C～260.0C 1.8℃ 0.1C Cu50 -50.0C～150.0C 0.7℃ CONT. ≤50Ω sound Excitation current 500Ω...
  • Page 53 Common Mode Rejection Ratio (CMRR) ≥120dB (at 50Hz or 60Hz)  Temperature Coefficient: 0.1 times the applicable accuracy specification per degree C for 5℃ to 18℃ and 28℃ to 50℃  The range of the internal temperature compensation sensor is from -0℃ to 50℃, compensation error ≤±0.5℃...
  • Page 54 ～ Resistance 400Ω 0.00Ω 0.01Ω 0.02+0.02 Excitation current: ± 0.5–3 mA; 400.00Ω if ± 0.1–0.5, add 0.1Ω; Accuracy does not include lead resistance; 0.0000 KΩ ～ 4KΩ 0.1Ω 0.05+0.025 Excitation current: ±0.05 –0.3mA; 4.0000 KΩ Does not include lead resistance; By using ITS-90 temperature 1C 0C～1767C...
  • Page 55 -250.0C～400.0C -250.0～400.0℃: 0.6℃ -200.0C～1300.0C -200.0～-100.0℃:1.0℃ -100.0～900.0℃: 0.7℃ 9000～1300.0℃: 0.8℃ 1C 600C～1820C 600～800℃ : 1.5℃ 800～1820℃: 1.1℃ ～ -200.0C 0.1C -200.0～0℃ : 0.7℃ 0～900.0℃:0.5℃ 900.0C ～ -200.0C -200.0～0℃ : 0.7℃ 0.1C 600.0C 0～600.0℃:0.5℃ ～ By using temperature scale ITS- Pt100 -200.0C 0.1C -200.0～0.0℃...

  • Page 56: Use & Operation

    ～ Pt1000 -200.0C -200.0～100.0℃: 0.2℃ 630.0C 100.0～300.0℃ : 0.5℃ 300.0～630.0℃ : 0.7℃ ～ Cu10 -100.0C 1.8℃ 260.0C ～ Cu50 -50.0C 0.6℃ 150.0C Other feature:  Temperature Coefficient: 0.1 times the applicable accuracy specification per degree C for 5℃ to 18℃ and 28℃...
  • Page 57 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.