Portable Extended Range pH/ORP Meter
The HI 991002 is ideal for plating baths, wastewater, swimming pool and spa water quality and environmental applications. The HI 991002 measures pH/ORP/temperature.
View Product Specifications
- pH Range: -2.00 to 16.00 pH
pH Resolution: 0.01 pH
pH Accuracy @ 20°C: ±0.02 pH
- ORP Range: ±1999 mV
ORP Resolution: 1 mV
ORP Accuracy @ 20°C: ±2 mV
- Temperature Range: -5.0° to 105.0°C; 23.0° to 221.0°F
Temperature Resolution: 0.1 °C / 0.1 °F
Temperature Accuracy @ 20°C: ±0.5°C to 60°C; ±1.0°C outside; ±1.0°F to 140°F; ±2.0°F (outside)



