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    New Products
    • TES-1385S / TES-1385A / TES-1385T

      Odor Sensing Meter

      • Advanced environmental assessment (respiratory disease environment、 sleep environment)
      • Relative intensity value display of ambient odor
      • Display of environmental odor level
      • Suitable for measurement before and after purification
      • Data memory and read function
      • Auto data logger function
      • Test air exchange efficiency of air conditioning equipment

        APPLICATION
      • 1385S: Odor detection of cooking fumes, cigarettes, medicines and food
      • 1385A: Fertilizer, animal husbandry, breeding and spoilage odor ammonia, etc.
      • 1385T: Measurement of indoor air quality IAQ total volatile organic gases TVOC
        Detection of methane concentration
        (New house decoration)
    • TES-1328

      IR Thermometer for Food

      • ±1% accuracy
      • Auto / Manual measurement
      • Auto QC Scan Alarm
      • Temperature setting
      • 0~100°C/34°C~42°C
      • Temperature Warning function: Green, Orange, Red 3 color screen display indications
      • Drinking Water, Wine, Food, Cooking, Bath Water … etc.
      • LED light spot positioning
    • TES-96

      Coating Thickness Tester

      • 0-1500μm
      • Measuring Accuracy:2.5%
      • Automatic ferrous / non-ferrous substrate material measurement
      • Non-magnetic coating on ferrous metal substrate and insulating coating on non-ferrous metal substrate measurement
      • Audible and visual warning when tolerance limits are exceeded
      • Statistical display of significant values such as mean value, standard deviation, min, max values
      • Units of measurement μm/mils select
    • TES-3280

      IR Forehead Thermometer

      • TFDA Registered NO.007320
      • Forehead Temperature, Room Temperature, Surface Temperature measurement
      • Applicable to Shops, Restaurants, Institutions, Schools and Homes
      • Light and handy,Large LCD, easy to read
      • Quick and accurate for Indoor and Outdoor measurement
      • Fever warning function: Green, Orange and Red 3 color screen display
      • LED light spot measurement and positioning
    • TES-3141T

      Weather Station

      • Direct reading data via the meter, don't need via PC.
      • Wind direction, Wind speed, Barometric pressure, Humidity and Temperature
      • Wind rose plot
      • Data hold & Maximum/Minimum/Average function
      • Manual data memory and read function: 99 sets
      • Auto data memory: microSD card
      • USB interface

        APPLICATIONS
      • Safe detection of wind direction and speed of paragliders, hot air balloons, sailboats, and the environment
      • UAV, model aircraft take-off and landing, wind direction, wind speed observation
      • Wind direction and wind speed information for large racing fields, archery fields and shooting ranges
      • Wind direction and wind speed information of noise pollution
      • Wind direction and wind speed information of air pollution
      • Determination of wind direction and wind speed of agricultural spraying chemicals
      • Determination of fire brigade outdoor fire, extinguishing, wind direction and wind speed
      • Wind direction and wind speed information when setting the construction industry hoist and port hoist
      • Management and control of cold damage in aquaculture
      • Environmental assessment of wind power installations
      • Agriculture, airports, construction, environmental monitoring
      • Marine and Harbour applications

    • TES-3250

      COLOR METER

      • Large LCD Display、Easy to use
      • Check the color difference between two samples
      • Economical, Portable and easy to use
      • Color difference displayed Δ(L*,a*,b*), Δ(E*ab, C*ab, H*ab), Δ(Y, x, y), Δ(X, Y, Z), Δ(Rs, Gs, Bs) or Δ(WI, YI, Tw)
      • Color space displayed (L*, a*, b*), (L*, C*ab, hab), (Y, x, y), (X, Y, Z), (Rs, Gs, Bs) or (WI, YI, Tw)
      • Statistical function (Maximum, Minimum, Average and Standard Deviation)
      • Color difference tolerance set to perform PASS/WARN/FAIL
      • Store 9 color – difference target colors
      • User calibration function ensures higher accuracy
      • Auto memory (99 sets) & Read function
      • Auto Power off function
      • LCD backlight function
      • Mini-USB interface.
    • TES-3145 / TES-3145U

      Metal Vane Anemometer

      • Accuracy 1% m/s
      • Air flow volume
      • Instant/Avg/2/3 V max flow measurement
      • Velocity m/s, f t/min
      • Temperature, Humidity & Atmospheric measurement
      • Calculate Dew point temperature, Wet bulb
        temperature, Wind chill temperature, Humidex
        temperature and Heat index temperature.
      • LCD backlight function.
      • Data hold & Maximum/Minimum/Average function
      • Manual data memory and read function: 99 sets
      • Auto data memory:  microSD card (3145U)
      • USB interface (3145U)
    • TES-1389 / TES-1389U

      BRIX METER

      • Personal dietary sugar content confirmation
      • Food industry:
        Beverages, fruits and sweets
      • Industry:
        Monitoring of lubricants in machines and quality control
      • Agriculture:
        Determination of the degree of ripeness of fruit for quality control in harvesting
      • Wide measuring range (Brix 0 ~ 53%)
      • Refractive index measurement (RI)
      • Temperature measurement (°C/°F)
      • Ambient temperature compensation (ATC)
      • Brix or RI high/low limit value alarm function
      • Zero calibration with distilled or deionized water
      • Friendly operation and easy to use
      • Wide and dual display LCD and backlight function
      • Reliable water resistant (IP65)
      • Auto power off function
      • Data memory and read function
      • Auto data logger function (1389U)
      • USB Interface (1389U)
    • TES-3196

      AC/DC Gauss Meter

      • Use a uniaxial Hall effect transverse probe with automatic temperature compensation
      • User select Gauss, Tesla or Ampere/Meter readings
      • DC Zero function & AC Trms measurement
      • Data Hold & Maximum/Minimum record function
      • Relative & Alarm High/Low limit function
      • X, Y and Z axis vector summing function
      • LCD backlight & auto power off function
      • Manual memory stores up to 99 data APPLICATIONS
      • DC magnetic field meter measuring static magnetic strength
      • AC magnetic field meter measuring the wave motion of the electromagnetic field (EMF)
      • After machine component are processed, remain the magnetism to measurement
      • Magnetic force measurement of the magnetisable material
      • Magnetic application products, the intensity of magnetic field measurement
      • Electrical home appliances products, the magnetic field intensity measurement of the motor
      • Exceed the leakage magnetic field of conducting the magnetite to measure
      • Magnetic field intensity measurement of the permanent magnet
      • Various steel products brought magnetic measurement naturally
    • TES-3142 / TES-3142U

      Pitot Tube Anemometer & Differential Pressure Manometer

      • Suitable for high wind speed measurement
      • Differential pressure, Stagnation pressure and Static pressure measurement
      • Instant/Avg/ 2/3 V max flow measurement
      • Velocity m/s, f t/min
      • Temperature, Humidity & Atmospheric measurement
      • Calculate Dew point temperature, Wet bulb temperature, Wind chill temperature, Humidex temperature and Heat index temperature.
      • Data hold & Maximum / Minimum / Average function
      • Manual data memory and read function: 99 sets
      • Auto data memory: microSD card (3142U)
      • USB interface (3142U)
    • TES-1386/TES-1386U

      TURBIDITY METER

      • Water Quality Testing
      • Test Tap Water
      • Food and Beverage water
      • Other related water quality testing
      • Auto-ranging from 0 to 1000 NTU (Nephelometric Turbidity Unit)
      • Waterproof and dustproof with IP65-rated housing that floats
      • Meets performance criteria as specified by ISO 7027
        (DIN EN 27027) method
      • Low battery alarm and auto shut off after 10 minutes of non use
      • Large LCD display and backlight function
      • Four point calibration for full-range accuracy
      • Maximum/minimum, alarm and relative function
      • Manual data memory and read function
      • Auto data logger function (1386U)
      • USB interface (1386U)
    • PROVA A9+

      EV Clamp Meter

      • Designed for EV (Electric Vehicle)
      • Both lower DC Current and High DC Current(1000A)
      • Accurate AC/DC digital clamp meter
      • Best accuracy ±1.5%±3dgts
      • AC/ DC 1mA high resolution
      • True RMS measurement
      • One touch zero (Δ) for DCA adjustment
      • 25 mm diameter jaws
      • Fast bar graph display (30 times/sec.) for transient observation
      • In-Rush Current Measurement with 100mS integration time
      • Non-Contact Frequency Measurement (min. sensitivity 0.06 AC A)
      • Non-Contact Voltage (NCV) Detection from 80V to 600V at 50/60Hz
      • Low Pass Filter (LPF) at 1 KHz Cut-off Frequency
      • Large 3 3/4 digits LCD
      • Data Hold function
      • 15 minutes auto-power-off with beeping warning before turning off
      • Backlight with 5 minutes of auto-backlight-off
      • Easy single rotary switch for any function selection
      • Ideal for works in crowded switch box or cable areas
    • SP-500

      Integrating Sphere

      • 500mm internal sphere (includes a lamp holder, baffles, and ports for photometers)
      • Light weight and easy move

        APPLICATIONS:
      • As a light collector
      • As uniform light source
      • Luminance/Radiance calibration
      • Reflectance measurement (Color measurement Fluorescence spectroscopy)
      • Beam Power measurement (total power of a beam of optical radiation)
      • Lamp Flue measurement (total geometric luminous flux of a light source)
      • Laser Power measurement
      • IR Reflectance measurement
      • Irradiance measurement (Laser, LED, and Halogen lamps)
    • TES-3100

      VIBRATION METER

      • Measures acceleration, Velocity and displacement
      • RMS, EQ PEAK and EQ P-P measurement
      • Wide range of vibration measurement by using different sensitivity of accelerometers
      • Backlight LCD display
      • Maximum/Minimum record function
      • Earphone output for detecting noise in machine components
      • Manual memory stores up to 99 data
    • TES-660A /TES-660

      Micro Noise Dosimeter (Badge Type)

      • No Mic. Extension Cable required.
      • Lightweight and small size
      • Rechargeable battery
      • Calculates all the popular noise dose parameters
      • Wide dynamic range from 70 to a full 140dB
      • Measures simultaneously 3dB, 4dB, 5dB or 6dB exchange rates
      • Intrinsically safe (660A)
    • TES-1339P

      Photosynthesis Light Quantum Meter

      • Autoranging 5 steps and conversion to µmole/m²/s (PPFD: Photosynthetic Photon Flux Density).
      • Integral illuminance measurement and conversion to mole/m²/d (Daily light integral).
      • Luminous intensity measurement.
      • Point - average function.
      • User calibration factor (CAL) and spectral correction factor (SCF) function. (include LED)
      • Time-hold function.
      • Dual Display, 4 digit LCD reading.
      • Spectral Sensitivity close to CIE photopic Curve.
      • Accurate and Instant response.
      • Data Hold function.
      • Data memory and read function.
      • Reference value stored for relative or percentage deviation measurement.
      • Ripple measurement for STRAY + LIGHT function.
      • Comparator function.
      • Auto power off function.
      • Auto datalogging & USB interface.
    • TES-5200

      Particle Mass Counter

      • Particle mass & particle counter in a single handheld unit.
      • Six mass ranges and eight particle sizes.
      • User K-factors setting for special particulate with different densities.
      • Integrated temperature / humidity sensor (no need for external add-on).
      • Flow rate 2.83 L / minute (0.1 CF / minute).
      • Rechargeable battery provides up to 4 hours of continuous operation (charge time 2.5 hours).
      • Buffer function allows storing and redisplay of up to 500 measurement data sets.
      • SD storage device.
    • TES-137

      Luminance Meter

      • Dual Display, 4-digit LCD reading.
      • Spectral Sensitivity close to CIE photopic Curve.
      • Measuring Levels Ranging: > 0.171 to 1999k cd/m², > 0.050 to 580.0k fL, Autoranging 7 step.
      • Accurate and Instant response.
      • Luminance ratio A/B, deviation %A, different B-A and peak luminance measurements.
      • User calibration factor and color-correction functions.
      • Accumulation luminance measurement.
      • Max/Min/AVG function.
      • Backlight LCD display.
      • Comparator function.
      • Data Hold function.
      • Data memory and read function.
      • Data logger function.
      • USB Interface.
    Hot Products
    • TES-132

      Solar Power Meter (Datalogging)

      • Light Transmittance of window film detection
      • Wide spectral range.
      • Excellent long term stability.
      • Cosine corrected.
      • Automatic transmission measurements.
      • Select either power or transmission.
      • Solar energy measurement.
      • User calibration factor setting function.
      • Select either W/m2 or Btu / (ft2 x h) units.
      • Data Hold/MAX/MIN/AVG modes.
      • Auto Data Memory function. (microSD CARD)
      • Data Memory and Read function. (99 sets)
      • Software and USB interface to PC.
    • TES-1333/TES-1333R

      Solar Power Meter

      • Light Transmittance of window film detection
      • Wide spectral range.
      • Excellent long term stability.
      • Cosine corrected.
      • Automatic transmission measurements.
      • Select either power or transmission.
      • Solar energy measurement.
      • Current time setting function.
      • User calibration factor setting function.
      • End-mount light sensor.
      • Select either W/m2 or Btu / (ft2 x h) units.
      • Data Hold/MAX/MIN/AVG modes.
      • Data Memory and Read function. (99 sets)
      • Auto Data Memory and RS232 interface to PC. (TES-1333R)
    • PROVA-200A /PROVA-210 / PROVA-218

      PV Analyzer

      • I-V curve test for solar panel/module
      • Max. solar panel power (Pmax) search by auto-scan:
        PROVA 200A: 60V, 6A (180W capability)
        PROVA 210: 60V, 12A (500W capability)
        PROVA 218: 85V, 8.5A (500W capability)
      • Best resolution for PROVA 200A: 1mV, 0.1mA
      • Best resolution for PROVA 210/218: 1mV, 1mA
      • Manual single point I-V test
      • Max. voltage (Vmaxp) at Pmax
      • Max. current (Imaxp) at Pmax
      • Voltage at open circuit (Vopen)
      • Current at short circuit (Ishort)
      • I-V curve with cursor to display each data point
      • Efficiency (%) calculation of solar panel
      • Solar panel area setting: 0.001 m2 ~ 9999 m2
      • Standard light source setting: 10 W/m2 ~ 1000 W/m2
      • Communicate with PC via USB cable
      • Min. power setting for alarm function
      • Built-in calendar clock
      • Built-in battery charging circuit
      • Rechargeable lithium battery and AC power adaptor
      • Memory size: 100 records
      • Sampling time of data logging for PROVA 210/218: 0 ~ 99 min.
      • Large LCD with backlight
      • Application:
        Quality control in the production line, warehouse, or site of installation.
        Identify the solar power system requirement.
        Maintenance of solar panels.
        Verify the best installation angle of solar panels
    • TES-1160A / TES-1161

      Thermo / Hygro / Barometer

      • Triple LCD displays Barometric pressure, Temperature, and Relative humidity.
      • Dew point and Wet bulb temperature reading.
      • Absolute humidity, Mixing ratio and Enthalpy reading.
      • Water vapor pressure and Water saturation pressure reading.
      • Pressure trend and tendency (P3h) reading.
      • Heat Index and Humidex reading.
      • MAX/MIN with Time Stamp.
      • Comparator function.
      • Alarm output function.
      • Auto power off function.
      • Data Hold function.
      • LCD backlight control function.
      • Manual data memory and read function.
      • Auto data logger function. (1161)
      • USB Interface. (1161)
    • TES-3600N

      3P4W POWER ANALYZER

      • 10 Display Easy - to - View LCD Screen.
      • Connectors for 4 Current Sensing Clamps.
      • 1P2W, 1P3W, 3P3W2M, 3P3W3M & 3P4W Power Measurement.
      • True RMS Sensing.
      • Power KW, KVAR, KVA, PF,θ,Hz, &
        Energy KWh, KVARh & KVAh Measurement.
      • Phase sequency indicator function.
      • Backlight display function.
      • Manual Data Memory and Read (50 sets).
      • Data Logging
      • USB Optical Interface with three phase voltage /
        current Waveform display and Harmonic analysis.
      • Easy - to - use Push - Button Operation.
      • Light Weight, Portable Design.
    • PROVA 6830A

      Power and Harmonics Analyzer

      • Power Analysis for 3P4W, 3P3W, 1P2W, 1P3W
      • True RMS value (V123 and I123)
      • Active Power (W, KW, MW, GW)
      • Apparent and Reactive Power (KVA, KVAR)
      • Power Factor (PF), Phase Angle (Φ)
      • Energy (WH, KWH, KVARH, PFH)
      • AC Current (0.04A to 6000A) and Voltage measurement: True RMS, Auto Range.
      • Capable of analyzing IT standby power consumption to the maximum demand of a factory
      • Display of 35 Parameters in One Screen (3P4W)
      • Programmable CT (1 to 600) and PT (1 to 3000) Ratios
      • Display of Overlapped Voltage and Current Waveform
      • Average Demand (AD in W, KW, MW)
      • Maximum Demand (MD in KW, MW, KVA, MVA) with Programmable Period
      • Harmonic Analysis to the 99th Order
      • Display of 50 Harmonics in one Screen with Waveform
      • Display of Waveform with Peak Values (1024 Samples / Period)
      • Analysis of Total Harmonic Distortion (THD-F)
      • Graphic Phasor Diagram with 3 Phase System Parameters
      • Capture 28 Transient Events (Time + Cycles) with Programmable Threshold (%)
      • DIP, SWELL, and OUTAGE are included in transient events.
      • 3 Phase Voltage or Current Unbalance Ratio (VUR, IUR)
      • 3 Phase Voltage or Current Unbalance Factor (d0%, d2%)
      • Calculated Unbalanced Current through Neutral Line (In)
      • 512K Memory with Programmable Interval (Sampling time from 2 to 3000 seconds, 17,000 records for 3P4W system)
      • Output of Waveform, Power Parameters and Harmonics at Command
      • Large Dot Matrix LCD Display with Backlight
      • Software to work with PC via Optical Isolated RS-232C to USB Interface
      • Built-in timer and calendar for data logging
      • Conductor Size:
        ■ Model 6801 (100A)
        30mm(approx),210mm(L) x 62mm(W) x 36mm(H),200g(Weight)
        ■ Model 6802 (1000A)
        55mm(approx),64*24mm(bus bar)
        244mm (L) x 97mm(W) x 46mm(H),600g(Weight)
        ■ Model 3007 (3000A)
        24in/610mm(Probe Length)
        130mm(L) x 80mm(W) x 43mm(H),410g(Weight)
        ■ Model 3009 (1200A)
        18in/460mm(Probe Length)
        130mm(L) x 80mm(W) x 43mm(H),390g(Weight)
        ■ Model 3006(6000A)
        130mm(L) x 80mm(W) x 43mm(H),430g(Weight)
    • TES-3900/TES-3901

      Clamp Meter/Trms Clamp Meter

      • Variable-frequency drives (VFD) V & Hz measurement.
      • LoZ voltage measurement to drain ghost voltages.
      • Check 3Φ phase sequence.
      • Motor Inrush current measurement.
      • True RMS reading on AC and DC+AC mode. (3901)
      • uA measurement for HVAC flame sensors. (3901)
      • mV measurement range to interface with other accessories. (3901)
      • Crest Factor (C-F) & Harmonic Ratio (H-R) measurement. (3901)
      • Backlight LCD display . (3901)
      • Data hold, Auto hold & Peak hold mode.
      • Max/Min record mode.
      • Data memory & read function


    • TES-1369B

      Heat Stress Monitor

      • Datalogging area thermal environment monitor.
      • Quick WBGT measurement for assessing
        environmental heat stress.
      • Air velocity measurement.
      • Maximum / Minimum recording reading.
      • Auto datalogging.
      • Manual Data Memory Capacity.
      • Data hold function.
      • Auto power off.
    • TES-3141T

      Weather Station

      • Direct reading data via the meter, don't need via PC.
      • Wind direction, Wind speed, Barometric pressure, Humidity and Temperature
      • Wind rose plot
      • Data hold & Maximum/Minimum/Average function
      • Manual data memory and read function: 99 sets
      • Auto data memory: microSD card
      • USB interface

        APPLICATIONS
      • Safe detection of wind direction and speed of paragliders, hot air balloons, sailboats, and the environment
      • UAV, model aircraft take-off and landing, wind direction, wind speed observation
      • Wind direction and wind speed information for large racing fields, archery fields and shooting ranges
      • Wind direction and wind speed information of noise pollution
      • Wind direction and wind speed information of air pollution
      • Determination of wind direction and wind speed of agricultural spraying chemicals
      • Determination of fire brigade outdoor fire, extinguishing, wind direction and wind speed
      • Wind direction and wind speed information when setting the construction industry hoist and port hoist
      • Management and control of cold damage in aquaculture
      • Environmental assessment of wind power installations
      • Agriculture, airports, construction, environmental monitoring
      • Marine and Harbour applications

    • TES-1370H

      CO2 METER+ Temp./RH%

      • Lithium battery can continuously measure for more than 8 hours.
      • CO2: 0 ~ 6,000 ppm range, Diffusion sampling mode
      • Three LCD Display for CO2 , %RH Humidity and
        Air Temperature
      • Maintenance free dual wavelength NDIR infrared
        CO2 sensor (non-dispersive infrared)
      • Continuous or manual data logging (16,000 sets)
      • Data hold & Maximum / Minimum with Time stamp
      • Data Memory and READ function
      • Alarm and Time setting
      • USB function / Software
      • Backlight display function
      • Use rechargeable Lithium-Ion battery pack
      • Simple and safe to use
    • TES-5200

      Particle Mass Counter

      • Particle mass & particle counter in a single handheld unit.
      • Six mass ranges and eight particle sizes.
      • User K-factors setting for special particulate with different densities.
      • Integrated temperature / humidity sensor (no need for external add-on).
      • Flow rate 2.83 L / minute (0.1 CF / minute).
      • Rechargeable battery provides up to 4 hours of continuous operation (charge time 2.5 hours).
      • Buffer function allows storing and redisplay of up to 500 measurement data sets.
      • SD storage device.
    • TES-5321A / TES-5322A

      PM2.5 Air Quality Monitor (read directly)

      • Simple tool for air dust measurements (indoor)
      • Direct reading field air pollution degree
        No need for mobile phones to download data from cloud, no Internet Traffic problem,Easy use battery or AC adaptor to power the meter
      • Accurate Temperature and Humidity measurements
      • Mixed-gas VOCs(Volatile Organic Compounds) measurements,with high sensitivity to H2, C2H5OH,C4H10 and CH4 gas(TES-5322A)
      • PM2.5 MAX/MIN with time stamp function
      • Backlight LCD display
      • Health index(0-9) detection and alarm , six-color LED indication air quality index category

        Application:
      • Provide people with safety and health indoor environment
      • Portable to monitor any environment air quality
      • Investigate the effectiveness of different strategies to reduce particulates
      • Air quality investigations
    • PROVA A9+

      EV Clamp Meter

      • Designed for EV (Electric Vehicle)
      • Both lower DC Current and High DC Current(1000A)
      • Accurate AC/DC digital clamp meter
      • Best accuracy ±1.5%±3dgts
      • AC/ DC 1mA high resolution
      • True RMS measurement
      • One touch zero (Δ) for DCA adjustment
      • 25 mm diameter jaws
      • Fast bar graph display (30 times/sec.) for transient observation
      • In-Rush Current Measurement with 100mS integration time
      • Non-Contact Frequency Measurement (min. sensitivity 0.06 AC A)
      • Non-Contact Voltage (NCV) Detection from 80V to 600V at 50/60Hz
      • Low Pass Filter (LPF) at 1 KHz Cut-off Frequency
      • Large 3 3/4 digits LCD
      • Data Hold function
      • 15 minutes auto-power-off with beeping warning before turning off
      • Backlight with 5 minutes of auto-backlight-off
      • Easy single rotary switch for any function selection
      • Ideal for works in crowded switch box or cable areas
    • TES-33S

      Battery Capacity Tester

      • Storage Battery Systems Battery Capacity Testers,
        Check battery condition in seconds, with the battery in service!
      • Test condition without shutting down battery
      • Simultaneously measure battery Resistance,
        Voltage, Current, Temperature
      • Hold and Auto Hold function
      • Comparator function for battery Pass, Warning or Fail indications
      • Manual and Auto data memory and read up to 999 data sets
      • Auto datalogging micro SD CARD  up to 99 blocks
      • Compact and lightweight
      • USB PC Interface
    • TES-1600

      Insulation Tester

      • Digital readout easy to obtain by 0.65” LCD display
      • Automatic unit & sign annunciator
      • Rotary switch easy for range selection
      • Power-lock switch (3 minutes) simplifies the measurement
      • Continuity beeper
      • Battery operated/Overload Protection
      • Safety test leads
      • 1mA test current
    • TES-1605

      Digital Earth Tester

      • Capable of measuring earth voltage.
      • Data hold function.
      • Auto power off function:
        The timer operates automatically about 10 minutes when the “ Test Button Switch ”are pressed to keep the tester power on.
      • 2mA measuring current permits earth resistance tests without tripping earth leakage current breakers in the circuit under test.
      • In addition to the facility for precision measurement, test leads for simplified two wire measuring system also supplied as standard accessories.
      • Automatic warning when resistance of auxiliary earth spike is in excess of tolerance.
      • Designed to meet EN 61010-1/ / EN 61557 safety standard.
      • Zero ohm adjustment
    • TES-3910

      Trms Clamp Meter (DC/AC 1000A)

      • Capacitance measurement 1000µF
      • Variable-frequency drive (VFD) V & Hz measurement.
      • Lo-Z voltage measurement to drain ghost voltages.
      • Check 3Φ phase sequence.
      • True RMS reading on AC and DC+AC mode.
      • Inrush current measurement.
      • A measurement for HVAC flame sensors.
      • mV measurement range to interface with other accessories.
      • Crest Factor & Harmonic ratio measurement.
      • Data hold, Auto hold & Peak hold mode.
      • Max/Min/Avg record mode.
      • Data memory & read function.
    • PROVA-5601

      Clamp-on Ground Resistance Tester

      • Non-Contact Ground Resistance Measurement
      • No Auxiliary Electrode Needed
      • Ground Resistance Measurement: 0.025 – 1500Ω
      • Leakage Current: 0.3mA – 30A, True RMS
      • Jaw Diameter: 23mm
      • Programmable High and Low Alarm
      • Data logging capacity: 116 records
      • Programmable Data Logging: data logging interval 1 to 255 sec.
      • Auto-power-off function

        Grounding Application:
      • Telecommunication
      • Electrical Power Plant
      • Factory and Facility
      • Cable TV System
      • Cellular Phone System
      • Gas Station & Tank
    • PROVA-5637

      Clamp-on Ground Resistance Tester

      • Non-contact ground resistance measurement: 0.025Ω ~ 1500Ω
      • No auxiliary electrode needed
      • Leakage current measurement: 0.3mA ~ 35A, True RMS
      • Jaw diameter: 35mm
      • Programmable High and Low alarm
      • Programmable data logging
      • Data logging capacity: 116 records
      • Data logging interval: 1 to 255 sec.
      • Auto-power-off function
      • Grounding application:
      • Telecommunication,
      • Electrical power plant,
      • Factory and facility,
      • Cable TV system,
      • Cellular phone system,
      • Gas station & tank
    • PROVA - A11

      mA AC/DC Clamp Meter

      • Very high resolution DC 1mA, AC 0.1mA.
      • AC/DC (mA, A) current measurement: 6A / 60A.
      • AC/DC (V) voltage measurement: 60V / 600V.
      • AC current measurement: TRMS.
      • Resistance, Continuity, Capacitance, Diode and Temperature (℃/℉) measurement.
      • Voltage/Current Peak value measurement.
      • 6000 counts
      • Auto and Manual ranges for AC mA, AC/DC V, Resistance and Capacitance.
      • One Touch Zero for DCA adjustment.
      • 25mm large jaw diameter.
      • Auto-power-off function (30 min.) and Backlight.
      • Delta ( ) functions w.r.t. hold value.
      • Dual display: Hold + Ave, Max + Min,ΔMax +ΔMin.
      • Dual display (peak hold): Hold + Ave, Peak Max + Peak Min,ΔPeak Max +ΔPeak Min.
      • Low Pass Filter (LPF, 1KHz, -3dB) (e.g. for VFD measurement)
      • 600V overload protection for Resistance and Capacitance measurement.
      • Ideal for works in crowded switch box or cable areas.