Dishwasher Thermometer: The Dishwasher Thermometer offers users of commercial dishwashers the ability to accurately check the maximum temperature of the dishwasher rinse cycle. The thermometer acts as a plate being cleaned through a commercial dishwasher cycle recording the maximum surface temperature. The Dishwasher Thermometer is waterproof to IP66 and is supplied with a free tracable certicifacte of calibration.