... differential pressure such as HVAC system, coldstorehouse, factory, clean room, warehouse, library, museum,office, machine room and lab, etc.FeaturesHigh accuracy digital sensor ... DisplayInput Selection0With sensor separated, 1.5m cable1Without sensor,0-10V/4-20mA inputs8Without sensor,RS485,Modbus ... inputs/outputs3. THPD0xx has a matched differential pressure sensor, with default range/display of 0- ...