Application:

*PH-10S, 20S, 30S: suitable for measuring the liquids.

*PH-10F, 20F, 30F: suitable for measuring the semisolid substances.

*PH-10L, 20L, 30L: suitable for measuring the small volume samples.

*PH-40 is suitable for connecting with the various pH electrodes.

PH-10/20 Features:

*2 points push-button calibration with auto-buffer recognition.

*Hold function freezes current measured value for easy viewing and recording.

*Auto-Power Off helps user effectively conserve battery life.

*Replaceable electrode module reduces maintenance and replacement cost.

PH-30/40 Features:

*BNC connector is easy to connect a variety of pH electrodes (Only for PH-40).

*1 to 3 Points calibration with automatic recognition for USA and NIST buffers.

*Automatic temperature compensation ensures accurate readings over the entire

  range (Only for PH-30); Manual temperature compensation provides a wide range

  of temperature input (Only for PH-40).

*Auto-Read function senses and locks the measurement andpoint

*Setup menu allows setting the pH buffer set, number of calibration points,

  temperatureunit, auto-power off, stc.

*Reset function automatically resumes all settings back to the factory defaults.