説明
PM2.5 PM10 High Precision Air Particle Concentration Laser Dust Detection Sensor SDS011
Features:
Accurate and Reliable: laser detection, stable, good consistency.
Quick response: data update frequency 1Hz.
Easy integration: serial output, built-in fan.
High resolution: resolution of 0.3ug/m3.
Convenient use, easy installation, and small volume.
Specifications:
Material: Plastic
Condition:
Weight: 60g
Technical Parameters:
NO.
Item
Parameter
1
Measuring output
PM2.5, PM10
2
Range
PM2.5: 0.0-999.9μg/m3
PM10: 0.0-1999.9μg/m3
3
Rated voltage
5V
4
Rated current
70mA±10mA
5
Sleep current
<4mA
6
Temperature range
Storage environment: -20℃ ~ +60℃
Operation environment: -10℃ ~ +50℃
7
Humidity range
Storage environment: Max.90%
Operation environment: Max.70%
8
Working atmosphere pressure
86KPa ~ 110KPa
9
Response time
1s
10
Serial data output frequency
1Hz
11
Min. particle diameter
resolution
Less than 0.3um
12
Counting efficiency
70%@0.3μm
98%@0.5μm
13
Relative error
±15% and ±10μg/m3 maximum(25℃, 50%RH)
14
Power supply voltage
4.7~5.3V
15
Power supply power
≥1W（current ＞ 200mA）
16
Power supply voltage ripple
＜20mV
17
Product size
Approx. 70 x 70 x 22mm / 2.75 x
2.75 x 0.86inch
Interface specification:
Pin
Name
Note
1
NC
Empty
2
1um
PM2.5:
0-999 PWM Output
3
5V
5V
power input
4
2.5μm
PM10:
0-999 PWM Output
5
GND
GND
6
R
Serial
port receiver RX, TTL level @ 3.3V
7
T
Serial
port transmission TX, TTL level @ 3.3V
Note: The pitch of Interface is 2.54mm
Communication protocol:
Serial communication protocol: 9600 8N1. (Rate of 9600, data bits 8, parity none, stop bits 1)
Serial report communication cycle: 1+0.5 seconds
Data frame (10 bytes): message header + order+ data(6 bytes) + checksum + message trailer
The
number of bytes
Name
Content
0
message
header
AA
1
order
C0
2
data
1
PM2.5
low byte
3
data
2
PM2.5
high byte
4
data
3
PM10
low byte
5
data
4
PM10
high byte
6
data
5
ID
byte 1
7
data
6
ID
byte 2
8
checksum
checksum
9
message
trailer
AB
Checksum: data 1 + data 2 + ...+ data 6
PM2.5 data content: PM2.5 (um/m3) = ((PM2.5 high byte*256 ) + PM2.5 low byte)/10
PM10 data content: PM10 (um/m3) = ((PM10 high byte*256 ) + PM10 low byte)/10
The low byte and high byte of SN are the last four of the bar code on the sensor.
PWM output:
Output range: PM2.5: 0-999μg/m3, PM10: 0-999μg/m3
Cycle: 1004ms +1%
High level output in start cycle: 2ms
Middle cycle: 1000ms +1%
Low level output in end cycle: 2ms
Package List
1 x Laser Dust Sensor
1 x USB To TTL Module
1 x Cable
Note:
Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.
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Fruugo ID:
407137143-863033941
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EAN:
5031329293984
