The PHOENIX CONTACT part 2900318 is a reliable and efficient PLC-INTERFACE specifically designed for railway applications. It is composed of a basic terminal block with a convenient push-in connection, accompanied by a plug-in miniature relay with a powerful contact. This interface operates within a voltage range of 0.7 x U<N to 1.25 x U<N, ensuring versatility and compatibility with different power sources. It is also built to withstand extreme temperature conditions, with a temperature class of TX: -40°C to +70°C. Featuring 1 pole, double throw (1 PDT) configuration, this PLC-INTERFACE offers exceptional flexibility for various railway control systems. Additionally, it operates on an input voltage of 24 V DC, ensuring reliable performance.