2-channel, Control circuit EEx ia IIC, 115 V AC supply voltage, Reversible mode of operation, Lead breakage (LB) monitoring, 1 relay contact output (change-over contact) per channel, Housing width: 60 mm, Number of channels: 2-channel, Rated voltage: 103.5 ... 126 V AC , 45 ... 65 Hz, Field device: NAMUR sensor, Field device [2]: volt-free contact, Line fault detection, Type: 2 x relay (change-over contact), Reversible mode of operation