Fargo Controls, Inc. Limit Switch Style DC 2/4 & AC 2 Wire S3151

The S3151 is a 4-wire DC inductive limit switch with PNP, NO+NC outputs, designed for industrial sensing applications. It operates on a 10-55 Vdc power supply with a maximum switching current of 200 mA and a voltage drop under 1.8 V when ON. The sensing head supports flush mounting with a minimum extension of 6 mm from surrounding metal, has an operating distance of 15 mm or 20 mm, and features short circuit and reverse polarity protection. It includes an LED function indicator, has a repeatability of ≤3%, and is rated IP65. The case is plastic with a terminal block output connection, and the operating temperature range is -25 to 70 °C. The operating frequency is 300 Hz.