HF8 humidity and temperature transmitters have measurement accuracy of 0.8% RH and 0.1 ˚C, and can measure humidity ranges from 0 to 100% RH and overall temperature ranges of -100 ˚C to +200 ˚C. They have 4 analog outputs and 4 alarm relays programmable to any probe input and any probe parameter. Optional digital outputs enable Ethernet and Power over Ethernet (POE) connections.