Elevator Switch

We are offering elevator switch elevator parts leveling photoelectric switch,place of origin: jilin, china (mainland) brand name: shenghao model number: sh-gs3b4 usage: speed sensor gross weight: 200g detection distance(groove width): 30mm place of origin: jilin, china (mainland) theory: optical sensor output mode: pnp output model sh-gs3b4 output mode pnp output detection distance(groove width) 30mm standard testing objects opaque more than φ1.5mm light source(wavelength) ir led(850-940nm) supply voltage dc12~24v ±10% ripple(p-p)