... -2, ASTM E 230, American standard ANSI MC 96.1 K, KP, KN, KPX, KNX, KCB, KCA T, TP, TN, TPX ... , NPX, NNXThis specification covers the requirements for PVC insulated thermocouple extension cable, type KX, Stranded wire, 2x24 AWG, standard tolerances and color coding according ... 0.75% Special tolerance ± 1, 1º C or 0, 4% Thermocouple Extension wire Type KX-PVC/PVC