Features ? 2-wire, loop-powered 4-20 mA analog output ? No user calibration: works right out of the box ? Works with shaft-mounted pulser targets (disc/wrap) ? Rugged stainless steel M18x1 housing ? Reverse-wiring protected ? UL listed, Intrinsically Safe (IS) ? Class I, Div I (C, D) Class II, Div I (E, F, G)
The patented ST420 detects passing magnets of a shaft-mounted pulser disc or wrap and outputs a smooth, continuous 4-20 mA analog signal in direct proportion to shaft rotation speed.Custom speed and pulser disc/wrap PPR ST420 models are available upon request.