Dissolved oxygen pen water quality tester dissolved oxygen detector
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Dissolved oxygen pen water quality tester dissolved oxygen detector

$117.00
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Hot Sale Digital Dissolved Oxygen Meter Portable JPB-70A Dissolved Oxygen Pen Water Quality Tester Dissolved Oxygen Detector Features Model Number: JPB-70A Type: Portable Dissolved Oxygen Meter Measurement range: 0.0 to 20.0 mg/L Accuracy: 0.3mg/L Resolution: 0.1 Residual current: not more than 0.15mg/L Response time: no more than 30s (90% response at 20°C) Automatic temperature compensation range: (0 ~ 40) °C Measuring range: 1. Dissolved oxygen: (0.0～20.0)mg/L 2. Temperature: (0 ~ 40) °C Basic error: 1. Dissolved oxygen: ±0.3mg/L 2. Temperature: ±1°C LCD Automatic temperature compensation, fast response time Portable, easy to carry With our factory dissolved oxygen electrode (polarized film type) Power supply: 1.5V button battery (4) Dimensions (mm): Φ40*185 (without electrodes) Size:185(mm) Weight: 88g Instrument keyboard description: Key Function (switch) power on and off. CAL calibration key (long press 5 seconds to enter the calibration interface)

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