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Infinite L-com SRAQ-D681-B User Manual page 2

Laser dust / particulate sensor module

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Technical Parameters
Parameter
Measuring particle diameter
Counting efficiency
Standard volume
Response time
Working voltage
Maximum operating current
Standby current
Data interface level
Working temperature range
Working humidity range
Storage temperature range
Storage humidity range
Mean time to failure
Mounting Diagrams
If the user wants to mount the sensor, there are two holes on sensor, can be mounted with glue or screw .
Wire Definition
Sr. No.
1
2
3
4
Index
0.3~1.0 1.0~2.5 2.5~10
50%·0.3 µm 98%@>= 0.5 µm
0.1
≤10
5 VDC
120
≤200
L<0.8@3.3
-20~50
10~85% (non-condensing)
-20~65
0~95% (non-condensing)
≥3
Function
VCC
GND
RXD
TXD
2
H>2.7@3.3
Unit
µm
-
L
S
V
mA
µA
V
°C
RH
°C
RH
Year
Color
Red
Black
Green
White

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