XPSUAT33A3AC is a harmony XPSU series Preventa safety relay designed for monitoring emergency stop, guard switch, magnetic switch, proximity safety switch, PNP, NPN sensor, RFID safety switch, safety light curtain or sensing mat/edges. This safety relay is powered with 48-240VAC/DC and equipped with a spring removable terminal block. This universal safety module embeds pre-defined safety functions, or selectable safety functions via rotary selectors. This safety relay embeds 2 positive 1 negative safety inputs, 4 ON/OFF configurable pulsed outputs, 3 NO immediate, 3 NO configurable, 1 NC configurable safety outputs, 2 solid state diagnostic outputs. The maximum safety level achieved by this safety relay is PLe/Category 4 conforming to ISO 13849-1, SILCL 3 conforming to IEC 62061, SIL 3 conforming to IEC 61508. This safety relay is suitable for applications such as food and beverage, hoisting, material handling, material working, packaging.