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Calibrators

Our Complete range of products are multifunction calibrators, Contact and Non Contact Tachometer Calibrator, Multifunction Calibrator, Meter Calibrator and Universal Calibrator.

multifunction calibrators

Overload and short circuit protection, Pure Sine wave with variable frequency, Setting by Multi turn potentiometers for VA in 4½ digit MFC, Frequency setting by potentiometer, Parameter and range selection by inbuilt micro controller based unit and relays. Bar of LEDs to indicate parameter and range, Separate output ports for V (Hi), mA (Hi), 10A(Hi) and com, Multi Function Calibrator is useful for calibration of Digital Multi meters, Clamp on Meters, Digital Panel Meters and Analog Panel Meters, It is basically a variable source with different ranges of DC Voltage, AC Voltage, DC Current, and AC Current. It has been designed to cover the calibration of maximum ranges of variety of models of Multimeters available in the market

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Contact and Non Contact Tachometer Calibrator

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  • Make Zeal
  • Model ZMCNTC
  • Input Power 230 V AC
  • Range 1 10 to 500 RPM Contact type, First wheel
  • Range 2 10 to 500 RPM Non Contact type, First wheel
  • Range 3 100 to 5000 RPM Contact type, Second wheel
  • Range 4 2000 to 100000 RPM Non contact type optical reflection affixed on second wheel ( x 20)
  • No. of digits on display 6 digits
  • Accuracy 0.05%± 2 dgt
  • Stability of speed 0.05%± 2 dgt (with or without contact load)
  • Speed setting by multiturn potentiometer  

We are involved in manufacturing and exporting of Tachometer Calibrators. It is suitable for calibration of optical reflecting type tachometer, optical speed sensors, contact type tachometer, RPM Meter etc. The accuracy and stability of the source are the most important features.

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Multifunction Calibrator

  • Accuracy DC Voltage
  • Make Zeal
  • Model ZMMFC5.5
  • Input Power 230V 50Hz/110V60Hz
  • DC Voltage Ranges 200mV, 2V, 20V, 200V, 1000V
  • AC Voltage (45 Hz to 1000 Hz) Ranges 200mV, 2V, 20V, 200V, 1000V.
  • DC Current Ranges 2mA, 20mA, 200mA, 2A, 10A.
  • AC Current (45 Hz to 1000Hz) Ranges 2mA, 20mA, 200mA, 2A, 10A.
  • (Accuracies specified at 25 deg C, RH < 70 %, basic accuracy ±5 digits for DC parameters & basic accuracy ±15 digits for AC parameters.)  
  • Stability 150 ppm for DC parameters, 300 ppm for AC Parameters.

Multifunction Calibrator is of high accuracy, stability & resolution. It is a good tool to calibrate analog & digital multimeters, clamp meters, and panel meters. It is a very popular choice to the calibration laboratories and measuring equipment manufacturers of all corners of India and world.

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Meter Calibrator

  • Output Voltage Ranges 0 to 300 V (L-N) or 0 to 520 Phase to Phase
  • Mode 3 Phase, 4 Wire

Make ZEAL Model ZM3ΦPEC Input 230 Volt AC Output Voltage Ranges 0 to 300 V (L-N) or 0 to 520 Phase to Phase Output Current Ranges 0 to 1.2 A & 0 to 6 A per phase Mode 3 Phase, 4 Wire Output ports Vr (Hi, Lo), Vy(Hi, Lo), Vb(Hi, Lo), Ir (Hi, Lo), Iy (Hi, Lo), Ib (Hi, Lo) PF Range 0.1 lag to Unity to 0.1 lead Compliance 20 VA, at FS on V ranges, Compliance: 20 VA, at FS on A channels Frequency 45 to 60 Hz With programmable timer counter to keep output ON for fix duration. Duration programmable in minute. Setting Voltage, current, frequency by potentiometer Power Factor by push button keys, timer by thumb wheel switches Metering Digital AC Voltmeter, Digital AC Ammeter , Universal meter to indicate PF, W, VA, VAr of each phase. Also average of all phases, WHr Programmable current display to accommodate any CT ratio Accuracy 0.15% FS±10 dgts for voltage & current , 0.05%± 1 dgts for PF , 0.3% FS for watt meter, 0.02% for time duration Whr: 0.35% Sinusoidal Outputs THD 1.5% Protections Overload and Short circuit Dimensions: W600 x D 600 x H 270 mmWeight: 40 kg without packing

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Universal Calibrator

  • Weight 1.25 kg Approx
  • Accuracy 0.1 % ± 3 digits

Make ZEAL Model ZMPCM INPUT POWER 230 V ± 10% AC single phase DIGITAL METER (4½dgt)LED DC Current source Range 0 to 20mA Accuracy 0.1 % ± 3 digits DC Voltage source Range 0 to 200 mV Accuracy 0.1 % ± 3 digits RTD(fix 10 positions)-50, -25, 0, 25, 50, 75, 100, 200, 300, 400˚CTransmitter Power Supply DIMENSIONS 24V DC (272 x 150 x 200) mm WEIGHT 1.25 kg Approx ACCURACY OF RTD SOURCE 0.1% OF SET TEMPERATURE

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Current Calibrator

  • Power 230V, 1A, 50/60 Hz
  • Operating Temperature 25 +/- 30C, RH<70%

Stability suitable to calibrate DMM, DPM, Clamp Meters and Analog Meters • Pure Sine wave for AC Voltage and AC Current with variable frequency • Short Circuit and Overload Protection • Safe for User and unit under calibration Dimensions: (W 550 x H 170 x D 550) mm, Weight: 35 kg without packing

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Tachometer Calibrator

  • Accuracy ±2 digit
  • Ranges 100, 1000, 10000, 100000 RPM

Make ZEAL Model ZMDTC Ranges 100, 1000, 10000, 100000 RPM Total Settable range 1 rpm to 1 lac rpm No. of Digits 6 digits for each range Accuracy ±2 digit Optical Pulse by high bright white LED Other Output 5 V pulse

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Battery Operated Universal Calibrator

  • Accuracy 0.1% ± 3 dgt
  • Accuracy 0.1% of set temp
  • Make Zeal
  • Model ZMPCB (Battery Operated)
  • Input Power 9V x 2 Batteries 100mAH,With Charger.
  • Digital Meter (41/2 dgt LCD)  
  • DC Current source Range 0 to 20mA
  • DC Voltage source range 0 to 200mV
  • RTD (Fix 10 Positions) 0, 25, 50, 75, 100, 200, 300, 400°C
  • RTD (Fix 10 Positions) 0, 25, 50, 75, 100, 200, 300, 400˚C

We manufacture and export of mV mA RTD Calibrators. The calibrator is a compact, lightweight, and easy to carry tool. Calibrator is a precision source of mA , mV & RTD. mA range is from 0 to 20mA. mV Range is from 0 to 200mV. RTD source is derived by fix 8 positions. These 8 positions simulate precision temperature ranging from 0 to +400 degree.

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mV and mA RTD Calibrator


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  • Mr. V. B. Rathod
  • 13, Konark Udyog, Off Karve Road, Behind RESCON factory, Near Satyam Industrial Estate, Pune, Maharashtra - 411038, India