... -metal thermometer CE approved WSS, WSSX series of double-metal thermometerBimetal thermometer is a measuring gauge which used ... ,med,cnery,foodstuffs,vessel,for measuring and controlling thetemperature.WSSX series bimetal thermometer can send out the message when thetemperature reachor ... ,1.5 poleTemperature range: -40 °C ~ +600 °C WSS, WSSX series of double-metal thermometer