Weidmuller ACT20X Series Signal Conditioner, NAMUR Sensor, Switch Input, NPN Open Collector Output, 19.2 → 31.2V

ACT20X HDI-SDO-S/2HDI-2SDO-S Signal Isolating Converter. The ACT20X HDI-SDO-S/2HDI-2SDO-S isolating converters are specially designed for recording NAMUR sensor signals and digital switching signals which originate from Ex zone 0. Negative-switching (NPN) transitor outputs are used to transmit the signals to applications in the safe zone. DIN Rail mounting 22.5 mm width Alarm contact in the event of a malfunction 1 or 2 channel options Screw connection, removable terminal block IP20 protection