What the ratings mean for fit
The Omron E2BM12LN05M1B1OMI is an M12 non-flush inductive proximity sensor from the E2B series, with a 5 mm sensing distance and PNP normally-open output. Non-flush mounting means the sensing face needs clearance around it — the target metal must approach from the front, not the side, so plan for that standoff in your bracket design. The 5 mm range covers detection of ferrous targets at a practical gap for conveyor dog ears or cylinder position flags. The PNP NO output pulls high when a target is present, which is the standard signal for most PLC digital inputs that expect sourcing sensors. Rated load current is 200 mA, enough to drive a small relay or indicator directly without an interposing interface. Switching frequency of 800 Hz means it can detect a passing target every 1.25 ms — fast enough for counting on a moderate-speed conveyor but not for high-speed spindle indexing. The IP67 rating and brass housing mean it survives washdown and oily environments; this sensor is at home on a packaging line or in a machine tool coolant splash zone.
Mounting and integration
The M12 threaded barrel is 17 mm across the flats, 74 mm long, with an M12 4-pin connector on the tail. That connector is the standard M12 A-coded industrial interface — mates with any standard M12 cordset. The 17 mm body width means it fits a standard 18 mm mounting hole; the non-flush requirement means the sensing face must protrude past any surrounding steel by at least the specified distance (typically 2× the sensing range for non-flush sensors). Operating voltage range is 10–30 VDC, drawing 10 mA quiescent plus the load current. Temperature range is -25 °C to 70 °C, so it handles unheated plant floors but not a kiln or freezer.