China Multi-Functional High Accuracy Portable Water pH ORP Conductivity Dissolved Oxygen Tester Water Quality Detectors Lab Water Testing Tools

PH measuring range:(-2.00 ~ 19.99)pH
Resolution:0.1/0.01 pH
Accuracy:Electricity meter: ± 0.01 pH, supporting: ± 0.02 the pH
Input current:≤2x10-12 A
Input impedance:≥1x1012 Ω
Stability:±0.01 pH/3h
Temperature compensation range:(0 to 100) ° C (automatic)

ORP measuring range:-1999mV ~ 0 ~ 1999Mv

Resolution:1mV
Accuracy:Electricity meter:±0.1% FS,supporting:±15Mv

Conductivity measuring range: (0.00 ~ 19.99) μS / cm (20.0 to 199.9) μS / cm (200 ~ 1999) μS / cm (2.00 ~ 19.99) mS / cm (20.0 ~ 199.9) mS / cm
Resolution of the TDS: (0 to 100) g / L,
Accuracy of salinity: (100) ppt
The temperature compensation range resistivity: (0 ~ 100) MΩ · cm 0.01/0.1/1μS/cm 0.01/0.1 mS / cm
Constant electrode power meter: ± 1.0% FS, supporting: ± 1.5% FS
Reference temperature (0 ~ 50) ° C (automatic) 0.1 / 1/10 cm-1

Dissolved oxygen measuring range (0 ~ 40.00) mg / L (ppm) (0 200.0)%
Resolution 0.1/0.01 mg / L (ppm) 1/0.1%
Accuracy power meter: ± 0.10 mg / L, supporting: ± 0.40 mg / L
Response time ≤ 30 s (25 ° C, 90% of responses)
Residual current of ≤ 0.1 mg / L
Temperature compensation range (0 ~ 45) ° C (automatic)
Salinity compensation range (0 - 45) ppt (Auto)
Pressure compensation range (66 to 200) kPa (manual)
Automatic calibration of water-saturated air; air saturated water
Electrode type of polarographic type

Other technical parameters:

Data storage: 200 groups
Stored content: Number, measurement value, unit of measurement and temperature values.
Power supply: 2 AA batteries (1.5V x 2)
Size and Weight: Instrumentation: (65 x 120 x 31) mm/180g; suitcase: (360 x 270 x 76) mm/1.5Kg
Quality and safety certification: ISO9001: 2000, CE and CMC

Working conditions:

Ambient temperature: 5 ~ 35 ° C (0.01 level)
Ambient humidity: ≤ 85%
IP rating: IP57 dustproof and waterproof

Cond.RangeAccuracy ATC Auto. CalibrationCond.: 0~50.0μ S/cm 50~500μ S/cm 0.50~5.00mS/cm5.0~50.0mS/cm TDS:0 ~ 35.0g/L Sal.: 0 ~ 25ppt Res.: 0 ~ 20.0MΩ · cm ± 1.0% FS 0 ~ 50C(Auto. ), Compensation Factor: 2.0% /C 1point(1413μ S/cm)Temp.Range Resolution Accuray0 ~ 50C 0.1C ± 0.5COther SpecificationsPower Dimension & Weight Quality& Safe CertificateCR2032 lithium batteriesx 2, continuous use for over 100 hours Meter: 148x 29x 14mm / 43g Case: 168x 96x 28mm / 180g ISO9001: 2008, CE and CMCWorking ConditionsIPRatingIP57 Dustproof & Waterproof