Pressure transmitters Multifunction sensors measure differential pressure and atmospheric pressure View all Multi-parameter transmitters Multifunction sensors and wall-mount sensors View all Humidity transmitters Hygrostats and multifunction humidity and temperature sensors View all Air velocity transmitters Temperature and air velocity sensors for air velocity measurement View all Temperature transmitters Multifunction temperature sensors and thermostats with interchangeable probes View all CO2 transmitters Temperature and CO2 sensors to measure carbon dioxide concentration in the air View all CO transmitters Temperature and CO sensors to measure carbon monoxide View all Solar radiation transmitters Solar radiation sensors and transmitters to measure solar power View all Lux transmitters Light sensor and transmitter measures light from 0 to 10,000 lux View all Probes Sensor probes for Sauermann multifunction sensors and transmitters View all Accessories Accessories for Sauermann multifunction sensors and transmitters View all Software & Apps Software and mobile applications for Sauermann multifunction sensors and transmitters View all