Profile: Setra Systems, Inc. is a designer and manufacturer of pressure, acceleration & weight sensing devices. We are ISO 9001:2008 certified. We also manufacture humidity, current, vacuum, pressure sensing instruments, low pressure calibrators and counting scales for a variety of applications in the HVAC/R, semiconductor, test & measurement, & medical & industrial markets. Our products include pressure transducers, gages, transmitters, accelerometers and digital balances. Our flush mount room pressure monitor SRCM provides room condition, room identification, security, calibration and room pressure status all in one unit. The CE compliant SRCM is also well suited to monitor positive, negative or neutral air pressure. True differential pressure is measured and displayed with configurable resolution to 0.0001 inches of water column.