The KEYENCE PX Series rugged photoelectric sensors from Keyence Corp. of America, Woodcliff Lake, NJ, feature an IP-69K environmental rating for highpressure (1,400 psi) applications at temperatures to 176°F. They feature stainless steel casings, sensor heads backfilled with epoxy under vacuum conditions, and scratch-resistant lenses. A dual-output feature enables users to see when the sensor activates and when the low-light alarm turns on. A Dynamic Stability Control function continuously and automatically adjusts the set point according to the environmental conditions. Seven water- and oil-resistant sensor heads are available. Ultra-high-intensity LEDs provide power by combining infrared or four-element red LEDs with optical- quality glass lenses. Stainless steel guarded units are available to protect the sensor heads. A Zero-Shift function enables users to adjust the displayed value.
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