BL67 electronic module. 4 Analog Inputs for Thermoelements. Ident. no.: 6827368. Independent of the fieldbus and connection technology used. Protection class IP67. LEDs indicate status and diagnostic. Electronics galvanically separated from the field level via optocouplers. 4 analog inputs for the connection of thermocouples. Types B, C, E, G, J, K, N, R, S and T. Cold junction compensation via Pt1000 probe in a special connector