VWR® DO-220/DO-220 M, Dissolved Oxygen Meters, Handheld, with Optical sensor

Supplier: VWR Collection
VWRI664-0168EA 1570 SGD
VWRI664-0168 VWRI664-0169 VWRI664-0170 VWRI664-0225 VWRI664-0226 VWRI664-0227
VWR® DO-220/DO-220 M, Dissolved Oxygen Meters, Handheld, with Optical sensor
Electrochemistry Meters Oxygen Meters
These compact, portable meters measure dissolved oxygen and temperature using a smart optical sensor. Values are transmitted from and to the sensor in modified digital RS485 format. Ideal for field measurements.

  • IP 67 waterproof housing, segmented LCD showing DO and temperature values simultaneously
  • 50 or 250 data sets reviewable memory
  • Sensor cap coefficients to be manually entered into instrument by end user; sensor cap change after 12 to 16 months
  • 100 h battery life; low battery indicator; auto-shut off function (after 30 min of non use)
  • Electrode
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SPECIFICATIONS

Model DO 220 DO 220 M
Environmentally Preferable
DO accuracy ±1,5% of the reading or ±1,5 % (air saturation), whichever is greater
±1,5% of the reading or ±0,15 ppm, whichever is greater
±1,5% of the reading or ±1,5 % (air saturation), whichever is greater
±1,5% of the reading or ±0,15 ppm, whichever is greater
DO concentration 0 - 20 mg/L 0 - 20 mg/L
DO concentration resolution 0,1%; 0,01 mg/L 0,1%; 0,01 mg/L
DO saturation 0 - 200 % 0 - 200 %
DO barometric pressure range 375 - 825 mmHg 375 - 825 mmHg
DO calibration Saturated air; 1 or 2 points with a zero % value Saturated air; 1 or 2 points with a zero % value
Temperature range 0...50 °C 0...50 °C
Temperature resolution 0,1 °C 0,1 °C
Temperature accuracy ±0,3 °C ±0,3 °C
Display Segmented LCD Segmented LCD
Outputs - Micro USB
Power supply One 9 V battery One 9 V battery
Compliance IP 67 IP 67
Data logging capacity 50 data sets 250 data sets
W×D×H 78×37×184 mm 78×37×184 mm
Weight 0,272 kg 0,272 kg

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