AutomationDirect’s ultrasonic sensor offering now includes additional18mm round plastic DC models. The UK1 series are IP67 rated sensors with a 15 to 30VDC operating range and are fitted with an M12 quick-disconnect. The UK1 series offers six different output types: single PNP, Dual PNP, 4-20 mA only, 0-10V only, PNP and 0-10V, and PNP and 4-20 mA. Models are available in four different sensing ranges: 50-400mm, 100-900mm, 150-1,600mm, and 200-2,200mm. The sensors are equipped with LED status indicators and a push-button teach feature for configuration of normally-open and normally-closed states for DC output models and for adjustable sensitivity on analog output models. Backed with a lifetime warranty, the UK1 series is cULus, CE and RoHS approved and prices start at $99.