The ASR-40DA-H is part of the Anly ASR series of Programmable Safety Relays. This device is a 24 VAC/DC plug-in safety relay with four safety contacts. It is an intelligent safety module, compliant to ISO13849-1 and IEC 61496-2 SIL 3 standards, with features such as a manual reset, automatic reset-on-power-up, diagnostic function, safety lock out and a variety of different wiring configurations. The device is ideal for use in safety circuit applications such as E-stop control systems, two-hand control systems, and light curtains.