... operate 4 certification:ISO9001/CE PT100 temperature sensor Seven kinds of thermocouple: J, K, T, E, N, R, S, ... B Feature:1.probe material:304SS/316SS2.probe size:3*150mm 3.wire:1m (metal wire/teflon wire )4 ... (-40 ... 133°C) ± 0.0075 [t] (t > 133°C) for type J, E, K: ± 2,5°C (-40 ... 333°C ... (t > 333°C) high accuracy PT100 temperature sensor with thermowell for room temperature of air conditioner