Greisinger humidity temperature measuring device ghtu 1r 1k 2k greisinger ghtu 1r mp the greisinger ghtu 1r mp is a humiditytemperature transmitter that includes the sensor this sensor has been designed for surface applications the sensor module is particularly suitable for industrial usage due to its robust surface mounted housing making it appropriate for almost all applicationsthe module has an on site display therefore direct configuration is possible the housing of the module