Reference: HI991002

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)