Posichron PCST27 sensors are absolute, contact and wear-free sensors rated to IP69K for underwater use in hydraulic cylinders. They operate in pressures to 5800 psi and have a 19 ft measuring range. They are available with analog output of 0-10 V, 4-20 mA, digital pulse output start/stop, or SSI. Sizes available include 3⁄4 in.-16 thread or M18 X 1.5 threads. They tolerate 100 shocks of 50 g and have fullscale linearity rating of ±0.02%
ASM Sensors Inc., (630) 832-3202, www.asmsensors.com