... Precision Digital Gauge/Indicator 1.large-screen LED display 2.USB and RS232 communication interface3.small size, easy ... high quality components and automation testing technology,made of multi-CPU adjuvant treatment, it ensure the high degree ... temperature scale,to measure B,F,J,K,N,R,S,T eight thermocouples’ potential and temperature,it ... RD+0.005% F·S)(-150~1360)(-100~1280)R-50~1760±(0.05% RD+0.005% F· ...