... proximity principle, proximity probe, proximity switch2.power voltage and output type: dc6~36v(npn, pnp, dc two line) ... and ac 90~250v(scr, output). 2.npn, pnp and dc two line can be ... type: 8mm(lm18), 10mm(lm22, lm24), 15mm(lm30). 4. output current: there are two type in this field: dc ... scr relay: 300ma(lm18, lm22, lm24, lm30). 5. output voltage drop(ac/dc): dc< 3v, ac LM14 cylinder type ...