Heavy duty rugged shaft encoder in stainless steel housing, protected against seawater and tropical climates The housing is protected against dust and liquids by a rugged enclosure with a protection class of up to IP68. Models for use in hazardous environments are ATEX certified. Precise photoelectric or magnetic sensing technology, good electromagnetic compatibility Up to 16384 P/R pulses per revolution Over-voltage, over-current, surge protection Rugged metal housing, double bearing design, protection class up to IP68 Reverse short-circuit and short-circuit protection to minimize the impact of installation errors on the encoder.