Siemens 547-323A RCM FM BAC +/-.25"WC(62.5PA)0.5%FSSiemens 547 323A RCM FM BAC + . 25"wc(62. 5Pa)0. 5%FSDescriptionSiemens Room Condition Monitor (RCM) model 547 323A provides environmental monitoring for different types of facilities, workplaces, residential spaces, and other pressurized environments. This model is designed for indoor use only. The RCM has a user intuitive touch screen display you can use to monitor and control the room pressure. The condition monitor can automatically measure the