Technovation Analytical Instruments Pvt Ltd manufactures Dew Point Meter. Technovation Analytical Instruments Pvt Ltd is an ISO 9001: 2000 certified company. The Dew Point Meter comes in Model Mtx-1P. It is portable and measures PPM of water vapour in `dry` air or gas and also digitally displays the consequent dewpoint temperature in the range -100°C dp-0°C dp. The PPM H2O equivalent of dewpoint 0C is viewable using the push-button switch. Model MTX-1P uses a 4-20mA moisture transducer which has a NIST traceable calibration certificate. It is known for its superior performance, simplicity of use and long service life.