The Model 4500H Sensor-Mate Programmable RTD Temperature Transmitter is a highly accurate, microprocessor-based temperature transmitter. The 4500H accepts a PT100 RTD input. The 4500H is loop‑powered and provides a 4-20 mA output signal. Configure the 4500H with a PC and WeedComm Software. The transmitter can also be mounted in virtually any enclosure or easily wall mounted.