HI8424 Portable pH/mV Meter

The HI8424 is a compact, waterproof, portable pH/mV/temperature meter that is supplied complete with a protective carrying case, PEI plastic body pH electrode, stainless steel temperature probe, calibration buffer sachets, and cleaning solution sachets. The meter features automatic calibration at one or two points as well as Automatic Temperature Compensation (ATC) when the temperature probe is connected.

• Compact waterproof design
• Automatic Temperature Compensation (ATC)
• Automatic one or two-point calibration

• pH Range	-2.00 to 16.00 pH
  pH Resolution	0.01 pH
  pH Accuracy	±0.01 pH
  pH Calibration	automatic, at one or two points with three standard buffers (4.01, 7.01,10.01)
  pH Input impedence	10¹² Ohms
  mV Range	±699.9 mV; ±1999 mV
  mV Resolution	0.1 mV; 1 mV
  mV Accuracy	±0.2 mV; ±1 mV
  Temperature Range	-20.0 to 120.0°C / -4.0 to 248.0°F
  Temperature Resolution	0.1°C / 0.1°F
  Temperature Accuracy	±0.4°C; ±0.8°F
  Temperature Compensation	automatic from -20.0 to 120.0ºC (-4.0 to 248.0ºF) or manual without temperature probe connected
  pH Electrode	HI1230B PEI body pH probe with BNC connector and 1 m (3.3’) cable (included)
  Temperature Probe	HI7662 stainless steel temperature probe with 1 m (3.3’) cable (included)
  Automatic Shut-Off	after 20 minutes of non-use (can be disabled)
  Battery Type/Life	9V / approximately 150 hours of continuous use
  Environment	0 to 50°C (32 to 122°F); RH max 100%
  Dimensions	164 x 76 x 45 mm (6.5 x 3.0 x 1.8”)
  Weight	180 g (6.3oz.)
  Ordering Information	HI8424 is supplied with HI1230B pH electrode, HI7662 temperature probe, HI70004 pH 4.01 buffer solution sachet, HI70007 pH 7.01 buffer solution sachet, HI700601 electrode cleaning solution sachets (2), battery, protective case and instructions.