VWR® DO-220/DO-220 M, Dissolved Oxygen Meters, Handheld, with Optical sensor
Leverandør: VWR Collection
Certifikater
Om denne vare
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 offset recognition; auto-lock and hold of readings on display
Additional functions of DO 220 M:
- Extended memory capacity (250 data sets)
- Waterproof USB port for transferring data to a PC (no software required)
- Real time clock for saved data
- Recalibration reminder (selectable from 0 to 60 days)
Warranty: 3 years for instruments and 6 months for electrodes/probes/cables.
Delivery: Supplied in a carry case with optical DO sensor incl. 1 or 4 m cable.
Specifikationer
- Catalog No:
- 664-0226
- 664-0225
- 664-0227
- 664-0168
- 664-0170
- 664-0169
- Model:
- DO 220 M
- DO 220 M
- DO 220 M
- DO 220
- DO 220
- DO 220
- D.O. Nøjagtighed:
- ±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 - ±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 - ±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 Koncentration:
- 0 - 20 mg/L
- 0 - 20 mg/L
- 0 - 20 mg/L
- 0 - 20 mg/L
- 0 - 20 mg/L
- 0 - 20 mg/L
- D.O. - Aflæsningsinterval:
- 0,1%; 0,01 mg/L
- 0,1%; 0,01 mg/L
- 0,1%; 0,01 mg/L
- 0,1%; 0,01 mg/L
- 0,1%; 0,01 mg/L
- 0,1%; 0,01 mg/L
- D.O. - mætning:
- 0 - 200 %
- 0 - 200 %
- 0 - 200 %
- 0 - 200 %
- 0 - 200 %
- 0 - 200 %
- D.O. - Barometertrykområde:
- 375 - 825 mmHg
- 375 - 825 mmHg
- 375 - 825 mmHg
- 375 - 825 mmHg
- 375 - 825 mmHg
- 375 - 825 mmHg
- D.O. Kalibrering:
- Saturated air; 1 or 2 points with a zero % value
- Saturated air; 1 or 2 points with a zero % value
- Saturated air; 1 or 2 points with a zero % value
- Saturated air; 1 or 2 points with a zero % value
- Saturated air; 1 or 2 points with a zero % value
- Saturated air; 1 or 2 points with a zero % value
- Temperaturinterval:
- 0...50 °C
- 0...50 °C
- 0...50 °C
- 0...50 °C
- 0...50 °C
- 0...50 °C
- Temperature resolution:
- 0,1 °C
- 0,1 °C
- 0,1 °C
- 0,1 °C
- 0,1 °C
- 0,1 °C
- Temperature accuracy:
- ±0,3 °C
- ±0,3 °C
- ±0,3 °C
- ±0,3 °C
- ±0,3 °C
- ±0,3 °C
- Display:
- Segmented LCD
- Segmented LCD
- Segmented LCD
- Segmented LCD
- Segmented LCD
- Segmented LCD
- Output:
- Micro USB
- Micro USB
- Micro USB
- -
- -
- -
- Strømforsyning:
- One 9 V battery
- One 9 V battery
- One 9 V battery
- One 9 V battery
- One 9 V battery
- One 9 V battery
- Overensstemmelse:
- IP 67
- IP 67
- IP 67
- IP 67
- IP 67
- IP 67
- Datalog Kapacitet:
- 250 data sets
- 250 data sets
- 250 data sets
- 50 data sets
- 50 data sets
- 50 data sets
- W×D×H:
- 78×37×184 mm
- 78×37×184 mm
- 78×37×184 mm
- 78×37×184 mm
- 78×37×184 mm
- 78×37×184 mm
- Vægt:
- 0,272 kg
- 0,272 kg
- 0,272 kg
- 0,272 kg
- 0,272 kg
- 0,272 kg
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