186-0043 | Humidity Transmitter, Room, DA, 1-Pipe | Siemens

This 186 Room Humidity Transmitter is an one-pipe, direct acting pneumatic instruments that sense space humidity and transmit a 3 to 15 psi pneumatic signal to a remote receiver gauge and/or receiver-controller to read percent relative humidity. This transmitter has a 20 to 80 percent relative humidity, an outlet pressure of 3 to 15 psi, and is wall terminal mounted. This transmitter has a cover and the air velocity must be at least 30 FPM and the transmitter must located where it senses actual room conditions.