• 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).
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PV Analyzer
PROVA-200A
‧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.
‧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.
- US$ 1485
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PV Analyzer
PROVA-210
‧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.
‧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.
- US$ 1815
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PM2.5 Air Quality Monitor
TES-5322A
•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 .
•Mixed-gas VOCs(Volatile Organic Compounds) measurements,with high sensitivity to H2, C2H5OH,C4H10 and CH4 gas(TES-5322).
•PM2.5 MAX/MIN with time stamp function.
•Health index(0-9) detection and alarm , six-color LED indication air quality index category.
•Accurate Temperature and Humidity measurements.
•Please read the EPD's website for details.
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.
• PM2.5 time weighted average reading.
• VOCs time weighted average reading. (5322)
• USB Interface/Auto data logger function.(5322)
• Manual data memory and read function.
• Preset warning point of buzzer alarm, LED and alarm output.
•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 .
•Mixed-gas VOCs(Volatile Organic Compounds) measurements,with high sensitivity to H2, C2H5OH,C4H10 and CH4 gas(TES-5322).
•PM2.5 MAX/MIN with time stamp function.
•Health index(0-9) detection and alarm , six-color LED indication air quality index category.
•Accurate Temperature and Humidity measurements.
•Please read the EPD's website for details.
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.
• PM2.5 time weighted average reading.
• VOCs time weighted average reading. (5322)
• USB Interface/Auto data logger function.(5322)
• Manual data memory and read function.
• Preset warning point of buzzer alarm, LED and alarm output.
- US$ 399
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PM2.5 Air Quality Monitor
TES-5321A
•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.
•Mixed-gas VOCs(Volatile Organic Compounds) measurements,with high sensitivity to H2, C2H5OH,C4H10 and CH4 gas(TES-5322).
•PM2.5 MAX/MIN with time stamp function.
•Health index(0-9) detection and alarm , six-color LED indication air quality index category.
•Accurate Temperature and Humidity measurements.
•Please read the EPD's website for details.
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.
• PM2.5 time weighted average reading.
• VOCs time weighted average reading. (5322)
• USB Interface/Auto data logger function.(5322)
• Manual data memory and read function.
• Preset warning point of buzzer alarm, LED and alarm output.
•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.
•Mixed-gas VOCs(Volatile Organic Compounds) measurements,with high sensitivity to H2, C2H5OH,C4H10 and CH4 gas(TES-5322).
•PM2.5 MAX/MIN with time stamp function.
•Health index(0-9) detection and alarm , six-color LED indication air quality index category.
•Accurate Temperature and Humidity measurements.
•Please read the EPD's website for details.
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.
• PM2.5 time weighted average reading.
• VOCs time weighted average reading. (5322)
• USB Interface/Auto data logger function.(5322)
• Manual data memory and read function.
• Preset warning point of buzzer alarm, LED and alarm output.
- US$ 300
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Programmable Power Supply
PROVA-8000
• 40VDC/5ADC wide range output.
• Switching technology, analog quality.
• 1+2 output 200W.
• 1 programmable output (0-40V/0-5A), 2 fixed outputs (5V/2A and 3.3V/3A).
• High resolution (1mV, 1mA), high stability and low drift.
• Low noise and ripple (3mVrms and 3mArms).
• Over voltage protection (OVP), and over current protection (OCP).
• OCP with programmable timer (0.01 – 600 seconds).
• 200 sets of memory (V, A,SECONDS).
• Easy RECALL and STORE functions.
• Auto-Step function with programmable interval.
• STANDBY/OPERATE button.
• Dual sets of output terminals enable monitoring output voltage during operation.
• Built-in buzzer alarm.
• Switching technology, analog quality.
• 1+2 output 200W.
• 1 programmable output (0-40V/0-5A), 2 fixed outputs (5V/2A and 3.3V/3A).
• High resolution (1mV, 1mA), high stability and low drift.
• Low noise and ripple (3mVrms and 3mArms).
• Over voltage protection (OVP), and over current protection (OCP).
• OCP with programmable timer (0.01 – 600 seconds).
• 200 sets of memory (V, A,SECONDS).
• Easy RECALL and STORE functions.
• Auto-Step function with programmable interval.
• STANDBY/OPERATE button.
• Dual sets of output terminals enable monitoring output voltage during operation.
• Built-in buzzer alarm.
- US$ 407
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Sound Level Meter
TES-1350A
‧0.1dB Resolution.
‧Range from 35 to 130dB.
‧Maximum hold function.
‧A & C Frequency Weightings.
‧Fast & Slow dynamic characteristic models.
‧AUX OUTPUT JACKS.
‧Back-screw for tripod fixture.
‧Range from 35 to 130dB.
‧Maximum hold function.
‧A & C Frequency Weightings.
‧Fast & Slow dynamic characteristic models.
‧AUX OUTPUT JACKS.
‧Back-screw for tripod fixture.
- US$ 105
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Sound Level Meter
TES-52A
‧0.1dB Resolution.
‧60dB Dynamic range.
‧30 to 130dB Measurement ranges.
‧A&C Frequency weighting.
‧Fast/Slow Time weighting.
‧Maximum/Minimum/Peak sound level with time.
‧Manual data memory and read.
‧60dB Dynamic range.
‧30 to 130dB Measurement ranges.
‧A&C Frequency weighting.
‧Fast/Slow Time weighting.
‧Maximum/Minimum/Peak sound level with time.
‧Manual data memory and read.
- US$ 230
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Educational Solar Power Development System
PROVA SS1
‧Control halogen lamp (or other light source) to emulate sunlight irradiance.
‧Low cost for educational purpose.
‧Standard pyranometer (sunlight sensor) to show true irradiance.
‧User Friendly Interface.
‧Low cost for educational purpose.
‧Standard pyranometer (sunlight sensor) to show true irradiance.
‧User Friendly Interface.
- US$ 7590
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PV Analyzer
PROVA-218
‧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.
‧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.
- US$ 1815
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