Protocontrol Instruments India Pvt. Ltd is the manufacturer and exporter of Signal Conditioning Device. Protocontrol Instruments India Pvt. Ltd is an ISO 9001:2000 certified company. The Signal Conditioning device is head mounting temperature transmitter and it bridges the gap between field sensors and control room by offering a variety of signal conditioning modules. These modules provide effective isolation, improve signal communication and hence improve plant performance. It consists of RS 232 to RS 485 and 4-20 m A to RS 232/Rs 485 converter.