The Honeywell Sensepoint XCD RTD (Remote Toxic Detector) Instrument Transmitter is a remote gas monitoring system to detect Toxic gases which cuts downtime & eliminates specialised training for Class 1, Div2 areas. It is also available with MODBUS communication. The XCD RTD uses the Honeywell Sensepoint Toxic and Oxygen Gas Detector Sensors where there are a range of various gases to choose to detect with different PPM range.