Specification of Atech pH/mV/DO/Temp. 4-in-1 Meter model SR725
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Technical parameter
1. pH:
Measuring range | (-2.00 to 19.99) pH |
Resolution | 0.1/0.01 pH |
Accuracy | Meter:±0.01pH; connect meter with electrode: ±0.02pH |
Temp. Compensation range | (0 to 100) ºC (automatic) |
2. mV:
Measuring range (mV/ORP/EH) | -1999 mV to 0 to 1999mV |
Resolution | 1mV |
Accuracy | Meter:±0.1% FS, connect meter with electrode: ±15mV |
3. Dissolved Oxygen:
Measuring range | (0 to 40.00) mg/L(ppm) (0 to 200.0) % |
Resolution | 0.1/0.01 mg/L(ppm) 1/0.1% |
Accuracy | Meter:±0.10 mg/L, connect meter with electrode:±0.40 mg/L |
Temp. Compensation range | (0 to 45) ºC (automatic) |
Salinity compensation range | (0 to 45) ppt (automatic) |
Barometric pressure compensation range | (66 to 200) kPa (manual) |
Automatic calibration | Air saturated by water; water saturated by air |
Electrode type | Polarogram type |
4. Other Technical Parameters:
Data storage | 300 groups |
Storage content | Series number, measuring value measuring unit and temperature, |
Power | Two AA batteries (1.5V x2) |
Size and weight | (360 x 270x 76) mm/1.7kg |
Quality and safety certification | ISO9001:2000, CE and CMC |
IP rating | IP57 Dustproof and waterproof |
Package includes
1. SR725 portable meter; | 2. 201T-S plastic pH/ATC 3-in-1 combination electrode |
3. DO500 DO electrode | 4. pH calibration solution (4.00, 7.00, 10.01pH/50ml) |
5. Carrying case | 3pcs of membrane caps inner solution for DO probe (30ml) |