Sensing type: Through-beam type Applicable pipe: - Using binding band: Ø6 to 13mm, - Using protection bracket: Ø12.7mm (1/2 inch) transparent pipe in 1mm thickness (FEP (fluoroplastic) or with equivalent transparency) Standard sensing target: Liquid in a pipe Light source: Infrared LED(950nm) Response time: Max. 2ms Power supply: 12-24VDC ±10%(ripple P-P: max. 10%) Current consumption: Max. 30mA Operation mode: Light ON/Dark ON(set by button) Control output: NPN open collector