Showing 113–128 of 357 results

  • HM AP-1 AquaPro Water Quality Tester (TDS)

    SPECIFICATIONS 

    • TDS Range: 0-5000 ppm (mg/L)
    • Temperature Range: 0-80 °C; 32-176 °F
    • Resolution: 1 ppm
    • Temperature Resolution: 0.1 °C/F
    • Accuracy: ± 2%
    • EC-to-TDS Conversion Factor: NaCl (avg. 0.5)
    • Calibration: Digital calibration by push button.
    • Housing: Water-resistant
    • Power source: 1 x 3V button cell (included) (model CR2032)
    • Dimensions: 15 x 2.8 x 1.3 cm (5.9 x 1.1 x .5 inches)
    • Weight: 42.5 g (1.5 oz)

    FEATURES 

    • Simultaneous TDS and Temperature reading
    • Large easy to read screen
    • Digital Calibration
    • Water resistant housing
    • Retail friendly packaging
    • Automatic Temperature Compensation (ATC)
    Read more

  • HM AP-2 AquaPro Water Quality Tester (EC)

    SPECIFICATIONS

    • EC Range: 0-9999 µS (µS/cm)
    • Temperature Range: 0-80 °C; 32-176 °F
    • Resolution: 1 µS; Temp. resolution is 0.1 °C/F
    • Accuracy: ± 2%
    • Calibration: Digital calibration by push button.
    • Housing: Water-resistant
    • Power source: 1 x 3V button cell (included) (model CR2032)
    • Dimensions: 15 x 2.8 x 1.3 cm (5.9 x 1.1 x .5 inches)
    • Weight: 42.5 g (1.5 oz)

    FEATURES

    • Simultaneous electrical conductivity (EC) and Temperature reading
    • Large easy to read screen
    • Digital Calibration (push button)
    • Water resistant housing
    • Retail friendly packaging
    • Automatic Temperature Compensation (ATC)
    • Factory Calibrated with a 700 µS solution
    Read more

  • HM COM-100 Waterproof Professional Series EC/TDS Meter

    SPECIFICATIONS 

    • EC Range : 0 – 9990 µS
    • TDS Range : 0 – 8560 ppm (mg/L)
    • Temperature Range: 0-80 °C; 32-176 °F
    • Resolution :
      EC: 0-99 : .1 µS; 100-999: 1 µS; 1000-9990: 10 µS
      TDS: 0-99 : .1 ppm; 100-999: 1 ppm; 1000-9990: 10 ppm
    • Temperature : .1 °C/F
    • Accuracy : +/- 2% F.S.
    • EC to TDS Conversion Factor: Pre-programmed, non-linear conversions for KCl, 442TM or NaCl solutions, selected by the user.
    • Temperature Compensation: Automatic (ATC) with three temperature coefficients
    • Calibration: Digital calibration by push button.
    • Auto shut-off: After 5 minutes
    • 2 Probe: Detachable, with platinum electrodes
    • Display : LCD panel
    • Housing : Waterproof (submersible); floats
    • Power source : 3 x 1.5V button cell batteries (included), model LR44
    • Battery Life : Approximately 100 hours of usage (high ranges use greater power consumption)
    • Dimensions : 18.5 x 3.4 x 3.4 cm (7.3 x 1.3 x 1.3 inches)
    • Weight : 90.7g (3.2 oz) without case

      FEATURES
    • Measures electrical conductivity (EC), total dissolved solids (TDS), salinity and temperature.
    • UPGRADED: Four scales: µS, mS, ppm 0.5 (NaCl) Scale & 0.7 (442™) Scale
    • Automatic Temperature Compensation (ATC) using three temperature coefficients
    • Waterproof housing (IP-67 rating)
    • Digital Calibration (push button) to any point within the meter’s range
    • Auto-off function, data-hold function and low-battery indicator
    • Display: large and easy-to-read LCD screen includes simultaneous temperature reading.
    • Replaceable Sensor (model SP-C1)
    • Factory Calibrated: The COM-100 meter is calibrated with a 1413 µS solution.
    Read more

  • HM COM-360 Waterproof Professional Series pH/EC/TDS/Temp Meter

    SPECIFICATIONS 

    • pH Range: 0.0 – 14.0 pH
    • EC Range: 0 – 9990 μS; 0 – 9.99 mS
    • TDS Range: 0 – 8560 ppm (mg/L); 0.5 (NaCl) scale; 0.7 (442) scale, 0 – 5000 ppm (mg/L)
    • Temperature Range: 0.1 – 50°C; 32 – 122°F
    • Accuracy: pH: ±0.1, EC/TDS: ±2%, Temp: ±1°C/°F
    • EC-to-TDS Conversion Factor: Pre-programmed, non-linear conversions for 0.5 (NaCl) or 0.7 (442™) solutions, selected by the user
    • Temperature Compensation: Automatic(ATC) to 25°C (ATC range: 1-50°C)
    • Calibration: pH: Push Button Auto-calibration to 4, 7 or 10 pH for a fine tune digital calibration. EC/TDS: Digital calibration by push button (to any point within the range)
    • Auto Shut-Off: After 5 minutes
    • Probe: Detachable pH & TDS/EC Sensor
    • Housing: water resistance (splash proof)
    • Power source: 2 x AAA batteries
    • Dimensions: 20.0 x 3.4 x 3.4 cm (7.8 x 1.3 x 1.3 inches)
    • Weight: 110g (4.0 oz) with batteries

    FEATURES 

    • Measures Potential Hydrogen (pH), Electrical Conductivity (EC), Total Dissolved Solids (TDS), and Temperature
    • Five scales: pH, µS, mS, ppm 0.5 (NaCl) Scale & 0.7 (442™) Scale
    • Automatic Temperature Compensation (ATC) using three temperature coefficients
    • Water-resistant housing
    • Digital Calibration (push button) to any point within the meter’s range
    • Auto-off function, data-hold function, and low-battery indicator
    • Display: large and easy-to-read LCD screen includes simultaneous temperature reading
    • Replaceable Sensor (model SP-CP)
    • Factory Calibrated (pH/EC/TDS)
    • Includes translucent cap, 2 (AAA) alkaline batteries, pH 4 & 7 calibration solutions, pH storage solution and lanyard
    • COM-360: One Year Limited Warranty
    • Detachable Sensor (SP-P2): Six Month Limited Warranty.
    Read more

  • HM COM-80 EC/TDS HydroTester Series

    SPECIFICATIONS 

    • EC Range: 0 – 9990 µS; 0 – 9.9 mS
    • TDS Range: 0 – 5000 ppm (0.5 Scale) ; 0-8560 ppm (0.7 Scale)
    • Temperature Range: 1-80 °C; 33-176 °F
    • Resolution: 1 µS/ppm; 0.1 mS
    • Temp. Resolution: 0.1 °C/F
    • Accuracy: +/- 2%
    • Power source: 3 x 1.5V button cell batteries (LR44 or equivalent is included)
    • Dimensions: 15.3 x 3.2 x 1.8 cm (6.0 x 1.3 x 0.7 inches)
    • Weight: 53.9g (1.9 oz)

    FEATURES 

    • Measures electrical conductivity (EC), total dissolved solids (TDS). Excellent for nutrient testing
    • Four scales: EC: µS, mS; TDS: ppm, 0.5 (NaCl) & 0.7 (442™)
    • Automatic Temperature Compensation (ATC)
    • Water resistant
    • Digital Calibration (push button) to any point within the meter’s range
    • Auto-off function, data-hold function and low-battery indicator
    • Display: large and easy-to-read LCD screen includes simultaneous temperature reading.
    • Factory Calibrated: The COM-80 meter is calibrated with a 1413 µS solution.
    • Includes a protective cap and batteries
    Read more

  • HM PH-80 pH HydroTester Series

    SPECIFICATIONS 

    • pH Range: 0 – 14
    • Temperature Range: 1-55 °C; 32-130 °F
    • Resolution: 0.1 pH; Temperature resolution is 0.1 °C/F
    • Accuracy: +/- 0.2 pH; Temperature accuracy is +/-2%
    • Calibration: Digital automatic calibration (one point)
    • Minimum EC/TDS: 10 µS/5 ppm
    • Electrode: Glass sensor and reference tube electrodes
    • Power source: 3 x 1.5V button cell batteries (model LR44 or equivalent; included)
    • Dimensions: 15.3 x 3.2 x 1.8 cm (6.0 x 1.3 x 0.7 inches)
    • Weight: 53.9 g (1.9 oz)

    FEATURES 

    • Measures pH and Temperature
    • One-touch automatic digital calibration
    • Water resistant
    • Simultaneous temperature display
    • Large LCD display
    • Automatic Temperature Compensation (ATC)
    • Auto-off function, data-hold function and low-battery indicator
    • Factory Calibrated: The PH-80 meter is factory calibration to pH 7.0.
    • Includes a translucent cap, batteries, storage solution and pH 7.0 buffer (powder)
    Read more

  • HM TDS-3

    SPECIFICATIONS

    • TDS Range: 0 – 9990 ppm (mg/L)
    • Temp. Range: 0 – 80°C
    • Resolution: 0-999: 1 ppm; 1000-9990: 10 ppm (indicated by a ‘x10’ icon)
    • Temperature Resolution: 0.1°C
    • Accuracy: ±2% / Temp. ±1°C
    • EC-to-TDS Conversion Factor: NaCl (avg. 0.5)
    • ATC: Built-in sensor for Automatic Temperature Compensation of 1 to 50°C (33~122°F)
    • Power source: 2 x 1.5V button cell batteries (included) (LR44 or equivalent)
    • Battery life: 1000 hours of usage
    • Dimensions: 15.5 x 3.1 x 2.3cm (6.1 x 1.25 x 1 inches)
    • Weight with case: 76.5g (2.7 oz)
    • Weight without case: 56.7g (2 oz)

    FEATURES

    • Hold Function
    • Auto-off Function (After 10 min.)
    • Built-in digital thermometer
    • Includes a carrying case with belt clip
    • Factory Calibrated with a 342 ppm NaCl solution. (Meter can be recalibrated with a mini-screwdriver).
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  • HTC 360 TREB Analog Display Analog Multimeter

    SPECIFICATIONS

    • DC VOLTAGE : 0.1mV ~ 1000v 3; 1000V: 5 for 20kà / V
    • AC VOLTAGE : 10V ~ 1000v 4; 1000V: 5 for 9kà / V
    • DC CURRENT : 50μA ~ 10A 3; 10A: for 5
    • RESISTANCE : 1 0.2Ã ~ 2kÃ

    FEATURES

    • Analog Multimeter with Mirror Scale
    • Inbuilt Buzzer and LED
    •  Adjustable with x 100 Range
    • Transistor Test, hFE with Diode

    SPECIAL FUNCTIONS

    • Diode Test
    • Functional Protection
    • Transistor Testing
    • Continuity Buzzer About 100?
    • Standard Accessories : Test Lead, Manual
    • Dimension : 148(H) x 100(W) x 35(D)mm
    Read more
  • ,

    HTC 288-CTH Digital Hygro Thermometer with Clock Big 3 Line Display Meter

    SPECIFICATIONS 

    • Temperature Range : -50˚C ~70˚C (-58˚F ~ 158˚F)
    • Temperature Accuracy : ±1.0˚C or ±1.8˚F
    • Humidity Range : 10% ~ 99% RH
    • Humidity Accuracy : ±5% (35% ~ 75%) or else ±10%

    FEATURES

    • Temperature Comfort Display :COMFORT, WET, DRY
    • Time / Temperature / Humidity indicate.
    • Temperature Reading for ˚F &˚C.
    • MAX./MIN. Temperature & Humidity Memory
    • Calendar with Alarm Clock.
    • Power : AAA 1.5V X 1

     

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  • ,

    HTC 4 Digit LCD Display Digital Clamp Meter CL-2055

    SPECIFICATIONS

    • DC VOLTAGE : 600V
    • AC VOLTAGE : 600V
    • DC CURRENT : 80~100A
    • AC CURRENT : 80~100A
    • RESISTANCE : 10kΩ

    FEATURES

    • 4 Digit LCD Display
    • 9999 Count
    • Sample Rate : 2 times / sec
    • Peak Hold
    • Low Power Indication
    • Auto Power Off (APO)

    SPECIAL FUNCTIONS

    • Continuity Buzzer <100 Ohm
    • MAX Test Voltage 3V DC
    • Overall Protection 600V rms
    • Standard Accessories : Manual Carrying Case, Test Lead
      Dimension : 202(H) x 70(W) x 30(D)mm
    • POWER: AAA 1.5V X 2
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  • HTC 6250IN Digital Insulation Tester IRT Range 0.1M- 200G Ohm

    SPECIFICATIONS

    • Testing Voltage : 1000/2500/5000V
    • OUT VOLTAGE : 90~110% of the test voltage
    • RANGE : 0.1MΩ~200GΩ
    • RESOLUTION : 0.01MΩ
    • ACCURACY : 0.1~200MΩ ± 3% of rdg + 5digits ; 200MΩ~10GΩ ± 5% of rdg + 5 digits ; 10~200GΩ ± 10% of rdg + 5 digits

    AC VOLTAGE

      • RANGE : 0 – 600V
      • RESOLUTION : 1V
      • ACCURACY : ±2.0% of rdg + 5 digits

    FEATURES

    • 3½ Digit Insulation Tester with Backlight
    • 1,999 Count
    • Data Hold
    • Auto Ranging
    • 3 in 1 Insulation Resistance Phase Testing / Voltage Testing & Adaptor
    • POWER: AA 1.5V X 8
    • Standard Accessories : Hard Carrying Case, Test Lead, Manual, Power Adaptor
    • Dimension : 190(H) x 155(W) x 75(D)m
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  • HTC 6350 IN Insulation Resistance Tester

    SPECIFICATIONS

    • Testing Voltage : 100/250/500/1000/2500/5000 V
    • OUT VOLTAGE : 90~110% of the test voltage
    • RANGE : 0.1M 20G for 100/250/500 V ; 0.1M 200G for 1000/2500/5000 V
    • RESOLUTION : 0.01MΩ
    • ACCURACY : 0.1~200MΩ ± 3% of rdg + 5digits ; 200MΩ~10GΩ ± 5% of rdg + 10 digits ; 10~200GΩ ± 10% of rdg + 5 digits

    AC VOLTAGE

      • RANGE : 0 – 600V
      • RESOLUTION : 1V
      • ACCURACY : ±2.0% of rdg + 5 digits

    FEATURES

    • 3½ Digit Insulation Tester with Backlight
    • 1,999 Count
    • Data Hold
    • Test Range 100 V to 5000 V
    • POWER: AA 1.5V X 8 (Rechargeable Battery)
    • Standard Accessories : Soft Carrying Case, Test Lead, Manual, Power Adaptor,AA 1.5V X 8 (Rechargeable Battery)
    • Dimension : 190(H) x 155(W) x 75(D)mm
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  • HTC 7250IN LCD Display Digital Insualtion Tester

    SPECIFICATIONS

    DC VOLTAGE

    • RANGE : ±30~±600V
    • RESOLUTION : 1V
    • ACCURACY : ±2.0% of rdg + 3 digits

    AC VOLTAGE 

    • RANGE : 30~600V (50/60Hz)
    • RESOLUTION : 1V
    • ACCURACY : ±2.0% of rdg + 3 digits

    INSULATION RESISTANCE MEASUREMENT

    • Output Voltage : 500V
    • Display Range : 0.0MΩ~20GΩ
    • Open Circuit Voltage : DC 500V 0% – +20%
    • Test Current : 1mA-1.2mA @ 500KΩ
    • Accuracy : 0.0~99.9MΩ ± 3% of rdg + 5 digits ; 100MΩ~9.99GΩ ± 5% of rdg + 5 digits ; 10.0~20.0GΩ ± 10% of rdg + 5 digits
    • Short Circuit :Maximum than 2.0mA
    • Output Voltage : 1000V
    • Display Range : 0.0MΩ~40GΩ
    • Open Circuit Voltage : DC 1000V 0% – +20%
    • Test Current : 1mA-1.2mA @ 1MΩ
    • Accuracy : 0.0~99.9MΩ ± 3% of rdg + 5 digits ; 100MΩ~9.99GΩ ± 5% of rdg + 5 digits ; 10.0~20.0GΩ ± 10% of rdg + 5 digits
    • Short Circuit :Maximum than 2.0mA
    • Output Voltage : 2500V
    • Display Range : 0.0MΩ~100GΩ
    • Open Circuit Voltage : DC 2500V 0% – +20%
    • Test Current : 1mA-1.2mA @ 2.5MΩ
    • Accuracy : 0.0~99.9MΩ ± 3% of rdg + 5 digits ; 100MΩ~9.99GΩ ± 5% of rdg + 5 digits ; 10.0~20.0GΩ ± 10% of rdg + 5 digits
    • Short Circuit :Maximum than 2.0mA
    • Output Voltage : 5000V
    • Display Range : 0.0MΩ~1000GΩ
    • Open Circuit Voltage : DC 5000V 0% – +20%
    • Test Current : 1mA-1.2mA @ 5MΩ
    • Accuracy : 0.0~99.9MΩ ± 3% of rdg + 5 digits ; 100MΩ~9.99GΩ ± 5% of rdg + 5 digits ; 10.0~20.0GΩ ± 10% of rdg + 5 digits
    • Short Circuit :Maximum than 2.0mA

    FEATURES

    • Polarization Index (PI)
    • Dielectric Absorption (DAR)
    • USB Interface
    • Over Range Warning
    • High Voltage Indication
    • POWER: 1.5V X 8
    • Standard Accessories : Test Lead, USB Cable & Software, Power Adaptor
    • Dimension : 505(H) x 345(W) x 345(D)mm
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  • HTC 8250 INSULATION TESTER 5 KV

    SPECIFICATIONS

    • Function : Insulation resistance test, voltage test, current test, capacitance test
    • Rated Voltage : 100V; 250V; 500V; 1000V; 2500V; 5000V
      Accuracy Rated Voltage : (1±10%)
    • Resistance Limit Range : 0.01 MΩ ~ 10TΩ
      Accuracy : ±3%rdg±5dgt
      Resolution : 0.01MΩ
    • Output Short Circuit Current : ≥6mA
    • DC Voltage Range : 0.1~1000V
      Accuracy : ±1.5%rdg±5dgt
      Resolution : 0.1V
    • AC Voltage Range : 0.1~750V
      Accuracy : ±1.5%rdg±5dgt
      Resolution : 0.1V
    • DC current measurement : 0.01nA~6mA
      Accuracy : ±5%rdg±5dgt
      Resolution : 0.01nA
    • Capacitance Test : 10nF~60uF
      Accuracy Test : ±10%rdg±5dgt
      Resolution : 10nF
    • Absorption ratio and polarization index measurement power : Have
    • Weight : 2720g (including battery)
    • Power Consumption : Standby: 30mA Max (backlight off) | Turn on backlight: 42mA Max | Measure：200mA Max(backlight off)
    • Insulation Resistance : ≥50MΩ(between Measuring line and housing
    • Pressure Resistance : AC3kV/50Hz 1min
    • Working Temperature & Humidity : -10%ºC+50ºC＜85%RH
    • Operating Temperature & Humidity : -10%ºC+55ºC＜90%RH

    FEATURES

      • Polarization Index (PI)
      • Dielectric Absorption (DAR)
      • Auto Power Off (APO 15 Minutes)
      • USB Interface
      • High Voltage Indication
      • Meter 1PC
      • High voltage bar 1PC Red
      • High voltage test line 2PCS (Black, Green each 1)
      • Monitoring Software CD 1PC
      • USB communication line USB 1PC
      • Charger 1PC
      • Manual, certificate 1 Set
      • Instrument Box 1PC

       

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  • HTC 8251 INSULATION TESTER 10 KV

    SPECIFICATIONS

    • Function : Insulation resistance test, voltage test, current test, capacitance test
    • Rated Voltage : 250; 500; 1000; 2500; 5KV; 10KV
      Accuracy Rated Voltage : (1±10%)
    • Resistance Limit Range : 0.01MΩ -35TΩ
      Accuracy : ±3%rdg±5dgt
      Resolution : 0.01MΩ
    • Output Short Circuit Current : ≥6mA
    • DC Voltage Range : 0.1~1000V
      Accuracy : ±1.5%rdg±5dgt
      Resolution : 0.1V
    • AC Voltage Range : 0.1~750V
      Accuracy : ±1.5%rdg±5dgt
      Resolution : 0.1V
    • DC current measurement : 0.01nA~6mA
      Accuracy : ±5%rdg±5dgt
      Resolution : 0.01nA
    • Capacitance Test : 10nF~60uF
      Accuracy Test : ±10%rdg±5dgt
      Resolution : 10nF
    • Absorption ratio and polarization index measurement power : Have
    • Weight : 2720g (including battery)
    • Power Consumption : Standby: 30mA Max (backlight off) | Turn on backlight: 42mA Max | Measure：200mA Max(backlight off)
    • Insulation Resistance : ≥50MΩ(between Measuring line and housing
    • Pressure Resistance : AC3kV/50Hz 1min
    • Working Temperature & Humidity : -10%ºC+50ºC＜85%RH
    • Operating Temperature & Humidity : -10%ºC+55ºC＜90%RH

    FEATURES

      • Polarization Index (PI)
      • Dielectric Absorption (DAR)
      • Auto Power Off (APO 15 Minutes)
      • USB Interface
      • High Voltage Indication
      • Meter 1PC
      • High voltage bar 1PC Red
      • High voltage test line 2PCS (Black, Green each 1)
      • Monitoring Software CD 1PC
      • USB communication line USB 1PC
      • Charger 1PC
      • Manual, certificate 1 Set
      • Instrument Box 1PC

       

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  • HTC 8252 INSULATION TESTER 15 KV

    SPECIFICATIONS

    • Function : Insulation resistance test, voltage test, current test, capacitance test
    • Rated Voltage : 500V; 1000V 2500V; 5000V; 10 KV; 15KV
      Accuracy Rated Voltage : (1±10%)
    • Resistance Limit Range : 0.01MΩ -50TΩ
      Accuracy : ±3%rdg±5dgt
      Resolution : 0.01MΩ
    • Output Short Circuit Current : ≥6mA
    • DC Voltage Range : 0.1~1000V
      Accuracy : ±1.5%rdg±5dgt
      Resolution : 0.1V
    • AC Voltage Range : 0.1~750V
      Accuracy : ±1.5%rdg±5dgt
      Resolution : 0.1V
    • DC current measurement : 0.01nA~6mA
      Accuracy : ±5%rdg±5dgt
      Resolution : 0.01nA
    • Capacitance Test : 10nF~60uF
      Accuracy Test : ±10%rdg±5dgt
      Resolution : 10nF
    • Absorption ratio and polarization index measurement power : Have
    • Weight : 2720g (including battery)
    • Power Consumption : Standby: 30mA Max (backlight off) | Turn on backlight: 42mA Max | Measure：200mA Max(backlight off)
    • Insulation Resistance : ≥50MΩ(between Measuring line and housing
    • Pressure Resistance : AC3kV/50Hz 1min
    • Working Temperature & Humidity : -10%ºC+50ºC＜85%RH
    • Operating Temperature & Humidity : -10%ºC+55ºC＜90%RH

    FEATURES

      • Polarization Index (PI)
      • Dielectric Absorption (DAR)
      • Auto Power Off (APO 15 Minutes)
      • USB Interface
      • High Voltage Indication
      • Meter 1PC
      • High voltage bar 1PC Red
      • High voltage test line 2PCS (Black, Green each 1)
      • Monitoring Software CD 1PC
      • USB communication line USB 1PC
      • Charger 1PC
      • Manual, certificate 1 Set
      • Instrument Box 1PC

       

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