Air Quality Sensor B5W-LD0101-1/2 Highly Sensitive and Compact Air Quality Sensor Detection of particles down to 0.5 m in diameter is possible while using an LED light source Features a unique flow path structure that efficiently sucks in air Small in size thanks to its compact optical system RoHS Compliant Be sure to read Safety Precautions on page 4. Model Number Structure B5W- L D 01 01 - (1) (2) (3) (4) (5) (1) Standard type (3) Structure (5) Packing state L: Optical sensor 01: Basic structure 1: Individual 2: Carton (2) Sensor type (4) Function D: Air Quality sensor 01: Basic function Ordering Information Sensing Connecting Appearance Output type Model Packing state method method B5W-LD0101-1 Individual 17.6 Pulse output Light scattering Connector (Built-in pull-up resistor 3 k ) 52.3 39.3 B5W-LD0101-2 Tray 1B5W-LD0101-1/2 Ratings, Characteristics and Exterior Specifications Absolute Maximum Ratings (Ta=25C) Electrical Characteristics (Ta=25C, Vcc=5 V, 0 Lx) Parameter Symbol Ratings Unit Supply voltage VCC 5.5 V Characteristics value Input threshold Parameter Unit Remarks Vth 5.5 V voltage MIN TYP MAX Ripple voltage range Operating Topr 0 to 45 C VCC 4.5 5 5.5 V 30 mV or less (*) is temperature recommended Storage Tstg -25 to 65 C Vth 0 --- 3.5 V temperature V (OUT1)/ Pulse output when V (OUT2) 4.5 --- --- V particles are detected Hi level output Exterior Specifications V (OUT1)/ Pulse output when Material V (OUT2) --- --- 0.7 V Connecting particles are not detected Weight (g) Low level output method Case Lens Supply current --- --- 90 mA LED-ON Connector 20 PC PMMA * Ensure there is no noise below 300 Hz. Confirm the allowable ripple voltage value using an actual machine. Detection Characteristics (Ta=25C, Vcc=5 V, 0 Lx) Characteristics value Parameter Unit Remarks MIN TYP MAX Model of dust monitor: V (OUT1) TSI DUSTTRAK II Number of PN1 --- 300 --- count MODEL8530 detections Impactor: 1.0 m 3 Dust concentration = 100 g/m Measurement time: 20 sec Threshold voltage: V (OUT2) Vth=0.5 V Number of PN2 0 --- --- count Detection object: 0.5 m detections Polystyrene latex particles Minimum detectable particle V (OUT1): Approx. 0.5 m or larger V (OUT2): Approx. 2.5 m or larger 2