Starter solenoid switch BMF 305K Electronic switch Bounce-free switching, no multiple switch points M8 and M12 plug connectors Automotive approved Protection class IP67 Operating voltage 10 → 30 Vdc 3-cable, PNP, NO Solenoid switch for pneumatic cylinders. "One for all": These sensors let you identify the piston position of pneumatic cylinders through the cylinder wall. Wear and contact-free. Holding brackets / slot nuts available for all commonly available cylinders. Reduced storage - only 1 sensor for different cylinders. Balluff part no. Cable Plug connector BMF 305K-PS-C-2-S49-00, 2 0.2 m PUR M8 BMF 305K-PS-C-2-S4-00, 5 0.5 m PUR M12 Balluff order ref. Piston Ø of cylinder Hose clamp size BMF hose clamp size 1 8 → 16 1 BMF hose clamp size 2 20, 25 2 BMF hose clamp size 3 32 3 Usability Holding bracket / slot nut for adapting the BMF 305 to different cylinders (see accompanying drawings) BMF 305-HW-20 For T-slot cylinders as per drawing. Even when you replace the sensor, the switch is captively fixed with the holding bracket BMF 305-HW-17 For T-slot cylinders, e.g. Festo, SMC, installed from above. Even when you replace the sensor, the switch is captively fixed with the holding bracket. BMF 305-HW-23 For T-slot cylinders as per drawing. Installed from above. Even when you replace the sensor, the switch is captively fixed with the holding bracket. BMF 305-HW-26 For SMC T-slot A or T-slot B cylinders. Holding bracket for slot A installed from above. Even when you replace the sensor, the switch is captively fixed with the holding bracket. BMF 305-HW-24 Terminal part for round cylinders with piston diameter of 8 → 80 mm, not including slot. A hose clamp the size of the cylinder is also required for mounting (see table). Even when you replace the sensor, the switch is captively fixed.