Galvanic insulator of 2 channels for conventional zones of intrinsic safety. Protected electrically against investments of polarity and against derivations to land. Designed for assembly in rail CASH. Allowed in facilities of zone 0, IIC, T4-6. Tension entry from 6 to 30 Vcc. Maximum current of 40 mA. It can be installed in Zone 0, IIC T4-6. Designed for assembly in rail CASH.