Quality Sensor. B5W-LD0101-2 Datasheet

B5W-LD0101-2 Sensor. Datasheet pdf. Equivalent

B5W-LD0101-2 Datasheet
Recommendation B5W-LD0101-2 Datasheet
Part B5W-LD0101-2
Description Air Quality Sensor
Feature B5W-LD0101-2; Air Quality Sensor B5W-LD0101-1/2 Highly Sensitive and Compact Air Quality Sensor • Detection of pa.
Manufacture OMRON
Datasheet
Download B5W-LD0101-2 Datasheet




OMRON B5W-LD0101-2
Air Quality Sensor
B5W-LD0101-1/2
Highly Sensitive and Compact Air Quality Sensor
• Detection of particles down to 0.5 μm 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
(1)
(1) Standard type
L: Optical sensor
(2) Sensor type
D: Air Quality sensor
(2)
01 01 - @
(3) (4)
(3) Structure
01: Basic structure
(4) Function
01: Basic function
(5)
(5) Packing state
1: Individual
2: Carton
Ordering Information
Appearance
Sensing
method
Connecting
method
Output type
17.6
52.3
Light scattering
39.3
Connector
Pulse output
(Built-in pull-up resistor 3 k)
Model
B5W-LD0101-1
B5W-LD0101-2
Packing state
Individual
Tray
1



OMRON B5W-LD0101-2
B5W-LD0101-1/2
Ratings, Characteristics and Exterior Specifications
Absolute Maximum Ratings (Ta=25°C)
Parameter
Supply voltage
Input threshold
voltage
Operating
temperature
Storage
temperature
Symbol
VCC
Vth
Topr
Tstg
Ratings
5.5
5.5
0 to 45
-25 to 65
Unit
V
V
°C
°C
Exterior Specifications
Connecting
method
Connector
Weight (g)
20
Material
Case
Lens
PC PMMA
Electrical Characteristics
(Ta=25°C, Vcc=5 V, 0 Lx)
Parameter
Characteristics
value
MIN TYP MAX
Unit
Remarks
Ripple voltage range
VCC 4.5 5 5.5 V 30 mV or less (*) is
recommended
Vth 0 --- 3.5 V
V (OUT1)/
V (OUT2)
Hi level output
4.5 --- ---
V
Pulse output when
particles are detected
V (OUT1)/
V (OUT2)
Low level output
---
--- 0.7
V
Pulse output when
particles are not detected
Supply current
--- --- 90 mA LED-ON
* Ensure there is no noise below 300 Hz.
Confirm the allowable ripple voltage value using an actual machine.
Detection Characteristics
(Ta=25°C, Vcc=5 V, 0 Lx)
Parameter
Characteristics
value
MIN TYP MAX
Unit
Remarks
V (OUT1)
Number of PN1
detections
---
300
Model of dust monitor:
---
count
TSI DUSTTRAK II
MODEL8530
Impactor: 1.0 μm
Dust concentration = 100 μg/m3
Measurement time: 20 sec
V (OUT2)
Number of PN2
detections
0
Threshold voltage:
---
---
count
Vth=0.5 V
Detection object: 0.5 μm
Polystyrene latex particles
Minimum detectable particle
V (OUT1): Approx. 0.5 μm or larger
V (OUT2): Approx. 2.5 μm or larger
2



OMRON B5W-LD0101-2
B5W-LD0101-1/2
Engineering Data (Reference value)
Dust concentration - Number of Detected Particles Correlation Graph
700
Number of
detected
particles 600
[count]
500
400
V (OUT1)
300
200
100
V (OUT2)
0
0 100 200 300 400
Dust concentration [µg/m3]
Mesurement evironment
Dust monitor
Model: TSI DUSTTRAK II MODEL8530
Impactor: 1.0 μm, Calibration factor=1
Air Quality Sensor
Threshold voltage: 0.5 V
Measurement time: 20 sec
Detection object: Smoke of incense
Conditions: Ta=25°C, Vcc=5 V, 0 Lx
Note: The above figure shows reference information from 30 pcs measurement.
500
Output Signals
600
High
V (OUT1), V (OUT2)
Low
• A positive pulse of 0 V is output when particles are not detected and 5 V when particles are detected
• Count the number of pulses within the measurement time and take this number to be the sensor count.
• The minimum pulse width is 0.5 msec.
• Use a sampling frequency of 4 kHz or more.
Internal Block Diagram
(1) Vcc
Sensing
station
3 kΩ 3 kΩ
Signal
processing 1
Signal
processing 2
(2) V (OUT1)
(5) V (OUT2)
(3) GND
(4) Vth
3







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