v_shortname: Switching amplifier, Safety integrity level: SIL 2, Systematic suitability: SC 3, Signal type: Binary input, Number of channels: 2, Field side device: NAMUR sensor, potential-free contact, Transmission direction: to the control, Functions: Line fault monitoring, Supply: 24 V DC, Supply connection: Terminals or Power Rail, Connection type: Screw terminals, Housing width: 12.5 mm, Ambient temperature: -20 ... 60 °C (-4 ... 140 °F) extended ambient temperature range up to 70 °C (158 °F), necessary installation conditions see manual