Loop Powered Temperature Transmitter TT7S series are designed for Isolated and accurate temperature measurements and signal conditioning Applications. Loop Powered Temperature Transmitter Model TT7S10 is 2-wire Loop powered; Model TT7S11 is 4-wire Auxiliary powered and Model TT7S10-H is Head mount version of TT7S10. All models are programmable for Thermocouples, Pt-100 RTD, mV and ResistancePotentiometer. Output signal is standard 4-20mA in 2-wire and mA or Volts in 4-wire. Programming of the Transmitters is easy by means of user friendlymTRANwindows based configuration software.