The 38.81.7.024.9024 is a 1-pole Relay Interface Module with AC/DC coil, 38.81 series. Single output SSR, 1NO (SPST-NO) contact configuration. Ideal interface for PLC and electronic systems. Supplied with integral coil indication and protection circuit. Silent, high switching speed and long electrical life. Screw terminal. Instant ejection of relay using plastic retaining clip.