Model HM-21P pH Meter

Similar to our Model HM-20P but with additional features such as an interface for PC or Printer connection, internal data logger, socket for external power (from optional AC adapter).

Battery operated portable pH, mV and Temperature meter in a rugged, waterproof housing. Ideal when a more robust instrument is required but one that needs performance and specifications of a laboratory grade instrument

The Model HM-21P Meter is integrated with our inteligent sensors to allow no-hassle plug-and-play operation. Probes can be pre-calibrated and then switched in the field at any time.

It has automatic 1 to 3 point calibration. Temperature and pH are shown simultaneously on the large LCD display. Temperature compensation of pH measurements can be easily sected as automatic or manual from the keypad.

It is suitable for use in many applications including water conditioning, aquariums, beverage production, fish hatcheries, food processing, photography, general laboratory, paper industry, plating industry, quality control, academic institutions etc.