Labfacility pt100 general purpose silicon lead prts labfacility 010632tda a 50mm long heavy duty class b pt100 prt probe designed for general purpose industrial and commercial use the probe has a rated temperature range of 50degc to 200degc and is terminated in a 4 wire tail enabling connection to any 2 3 or 4 wire pt100 instrument labfacility 010632tda pt100 general purpose sensor