Level detection

Sensor type	Sensing range	Output	Points to consider
M18 short body	Up to 1200 mm	• DC PNP / NPN • Analog • IO-Link	• Industry standard M18 housing • 60 mm housing length • Stainless steel and plastic housing available
M18 Long body	Up to 2200 mm	• DC PNP / NPN • Analog • IO-Link	• Industry standard M18 housing • 98 mm housing length • Stainless steel and plastic housing available • Retro-reflective versions detect objects regardless of orientation
M18 Cube style	Up to 1200 mm	• DC PNP / NPN • Analog • IO-Link	• Space-saving housing design • M18 threaded nose or through holes for mounting
M30 full metal	Up to 2500 mm	• DC PNP / NPN • Analog • IO-Link	• All metal stainless steel sensing face for robustness in harsh environments • Industry standard M30 stainless steel housing • Longer range requires larger sensing head • 103 mm housing length
M30	Up to 8000 mm	• DC PNP / NPN • Analog • IO-Link	• Industry standard M30 stainless steel housing • Longer range requires larger sensing head • 118 mm housing length