Hanna Instruments HI 991301 pH Meter, ±0.01pH Accuracy, 0.01pH Resolution, +14pH Max, +60 °C Max
HI991301 Portable Waterproof pH/EC/TDS Meter (High Range)
Manufacturer: Hanna Instruments
Mfr. Part No.: HI-991301N

These instruments measure pH, conductivity, TDS and temperature in one easy to use meter, utilising a single probe.

Features:

HI 991300 - measures low range conductivity and TDS
HI 991301 - measures higher ranges
Both instruments provide full scale pH readings
Automatic calibration and temperature compensation
Selectable EC/TDS conversion factor
Adjustable conductivity temperature coefficient
Dual level LCD
Battery level and stability indicator
Simple calibration procedure
Probe is housed in a rugged plastic sheath with reinforced 1m rubber cable and stainless steel DIN connector

Supplied with
multi-parameter probe, batteries, instruction manual, hard carrying case.
Specifications
Attribute Value
Maximum pH +14pH
Minimum pH 0pH
pH Resolution 0.01pH
Best pH Accuracy ±0.01pH
Maximum Temperature Measurement +60 °C
Minimum Temperature Measurement 0°C
Temperature Measurement Resolution 0.1°C
Best Temperature Measurement Accuracy ±0.5 °C
Maximum Conductivity 20mS/cm
Minimum Conductivity 0mS/cm
Conductivity Resolution 0.01mS/cm
Best Conductivity Accuracy ±2%
Total Dissolved Solids Resolution 0.01ppt
Dimensions 150 x 80 x 36mm
Width 80mm
Minimum Operating Temperature 0°C
Height 36mm
Best Total Dissolved Solids Accuracy ±2%
Model Number p HI 991301
Battery Life 500 h
Weight 210g
Maximum Operating Temperature +50°C
Battery Type AAA
Minimum Total Dissolved Solids 0ppt
Maximum Total Dissolved Solids 10ppt
Power Source Battery
Length 150mm