Double acting

Q: What sensor is integrated in the model 288-OB-25-D? A:   Eurofast: Small metric (M12 x 1 thread)10 volt/ 65 voltDC4 pin, 3 wire, normally open (+, pnp sourcing)Used in -E option of Model 78 Mite-E-Mark or -D of other air impact markers and hot stamping systems

Q: What is the NPT and the Tube size required to install the model 288? A:  The tube size is 3/8” with a ½” shop air line into the valve. The air connection is 3/8″ NPT. For the complete operation guide please see the following document – http://www.columbiamt.com/CMT-Impact-Marking/Catalog/288_OG_and_parts.pdf