Phoenix Contact 2865654 This instrument features an ex-i temperature transducer that can be freely programmed, with an analog output and a single limit value relay. It comes in standard configuration as a resistance thermometer using 2-, 3-, or 4-conductor technology, offering compatibility with thermocouples. Additionally, it boasts electrical isolation, a wide-range power supply, screw connection options, and compliance with SIL and PL standards for increased safety and reliability.