Heraeus Platinum Temperature Sensors C3850 – Heraeus 30 500 109, Precision platinum temperature sensors in stainless steel housing with connecting wires. For use in weather stations, heating- and air conditioning systems, automotive and industry.Connection wire 280 mm long (fibreglass-insulated) · Protective tube P20 mm long, Ø 6 mm (V4A, stainless steel). Heraeus W-EYK 6 Pt 100 platinum temperature sensor -40 – +500 °C 3850 ppm/K 0 –