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Specifications:
Measuring range
0.00 ... 14.00 pH
Resolution 0.01 pH
Measurement accuracy ± 0.01 pH
Buffer detection pH measurement pH 7.00, 4.01, 10.01 or pH 6.86, 4.00, 9.18
Temperature compensation pH measurement Automatically -5 ... 60°C / 23 ... 140°F
Buffer detection Temperature measuring range 0.0 ... 60.0°C
Offset detection pH electrode
± 100 mV at pH 7.00
+ 91.7 mV / -108.7 mV at pH 6.86
Slope pH electrode ± 30% at pH 4.00, 4.01, 9.18, and 10.01
Input resistance > 1012 Ω
Environmental meter: Technical data Conductivity
Measuring range 0 μS / cm ... 20 mS / cm
Resolution Minimum 1 μS / cm
Measurement accuracy ± 1% of the measured value
Reference temperature 15.0 ... 25.0°C / 59 ... 77°F
Temperature coefficient 0.00 ... 4.00%
Environmental meter: Technical data TDS
Measuring range 0 mg / l ... 20.00 g / l
Resolution at least 1 mg / l
Measurement accuracy ± 1% of the measured value
Constant 0.30 ... 1.00
Environmental meter: Specifications Salinity
measuring range 0.0 ... 10.0 ppt
resolution 0.1 ppt
measurement accuracy ± 1% of the measured value
Environmental meter: Technical data Temperature
Measuring range -5.0 ... 60°C / 23 ... 140°F
Resolution -5.0 ... 60°C: 0.1°C / 23 ... 140°F: 0.18°F
Measurement accuracy -5.0 ... 60°C: ± 0.5°C /23 ... 140°F: ± 0.9°C
Temperature sensor Thermistor, 10 kΩ at 25°C / 77°F
unit °C or °F
General technical data of the Environmental meter
Power supply 4 x LR44 battery
Automatic shutdown after about 10 minutes of inactivity
Capacity Datalogger 50 records
Ambient temperature 0.0 ... 50.0°C / 32 ... 122°F
Ambient humidity < 95% rh
Casing ABS, IP67
Dimensions 44 x 200 x 25 mm / 1.7 x 7.9 x 1 in
Weight 110 g / < 1 lb
Delivery Scope
1 x Environmental meter PCE-PH 25
4 x LR44 battery
1 x Belt clip
1 x Protective cap
1 x User manual
