Fargo Controls, Inc. 30 mm Diameter DC 4 Wire Capacitive Sensor S5135

The S5135 is a 30 mm diameter DC 4-wire capacitive sensor with a flush-mountable nickel-plated brass housing, adjustable operating distance of 0-25 mm, and a power supply range of 10-55 Vdc. It supports a maximum switching current of 300 mA, has a voltage drop under 1.8 V when ON, and operates at 10 Hz with repeatability under 10% of Sn and hysteresis up to 20% of Sn. The sensor includes short circuit and reverse polarity protection, an LED indicator, and a field wire-able connector. It is rated IP65 for protection against dust and water, and functions within a temperature range of -20 to +70 °C.