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Hanna Instruments Canada
Customer Support: (800) 842-6629

pH and mV Simulator - HI8427

SKU: HI8427 Categories , , Tag

HI8427 is a portable pH/mV simulators designed specifically for testing and calibrating pH and mV (ORP) meters. It’s a great tool to make sure that your pH/mV meter is showing accurate results.

  • Simulate output to discover malfunctions.
  • Universal BNC connector.
  • Works on 9V Battery


HI 8427 is portable pH/mV simulators designed specifically for calibrating pH and mV (ORP) meters.

Two calibration ranges are provided: from 0 to 14 pH and from -1900 to 1900 mV with HI 8427. This meter is having BNC connector by which this simulator can be used for all type of pH/mV meter with BNC socket.

HI 8427 allows the manual temperature compensation and is equipped with a HIGH IMPEDANCE key and LEAKAGE LED to verify if the connection cable is in perfect condition. A low battery indicator will be lit when the simulator battery runs low.

Additional information

Weight 0.5 kg


pH Accuracy



SKU HI8427
Name pH and mV simulator – HI8427
pH Range 0, 2, 4, 7, 10, 12, 14 pH
pH Resolution ±0.01
pH Accuracy ±0.01
pH Temperature Compensation manual from 0 to 50°C (32 to 122°F)
mV Range -1900, -350, 350, 1900 mV
mV Accuracy ±5 mV
Battery Type/Life 9V / approximately 100 hours of use
Environment 0 to 50°C (32 to 122°F); RH max 95% non-condensing
Dimensions 185 x 82 x 53 mm (7.3 x 3.2 x 2.1”)
Weight 255 g (9.0 oz.)

Ordering Info

HI8427 is supplied with HI7858/1 BNC/BNC coaxial cable.


pH and mV simulator – HI8427