SICK UE410-MU3T5 Safety Relay

The SICK UE410-MU3T5 Safety Relay is a Flexi Classic safety controller that serves as a master module in safety loops for automated machinery. Configured via a rotary switch, it provides 4 safety inputs, 4 switching inputs, 4 safety outputs, and 2 test outputs, with an output delay on Q3/Q4 adjustable from 0 to 5 seconds. Its safety features include restart interlock, external device monitoring (EDM), and support for AND, OR, and bypass operation, with muting capable via 0 or 2 muting sensors. The device delivers SIL 3 (IEC 61508) and PL e (EN ISO 13849) safety levels, PFH of 2.5 × 10^-9 per hour, and a 20-year mission time, and is part of the Flexi Classic family (Flexi Loop), available in plug-in, screw-terminal variants.