LP8
Miniature CO2 sensor module for battery-powered applications.A wide supply voltage range enables a variety of battery options.
MINIATURE SIZE
ADJUSTABLE MEASUREMENT PERIOD BY HOST
ADJUSTABLE ABC PERIOD BY HOST
Specifications:
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Operating Principle
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Non-dispersive infrared (NDIR)
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Measured gas
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Carbon dioxide (CO2)
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Measurement range CO2
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0 to 2 000 ppm (extended range up to 10 000 ppm)
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Accuracy
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±50 ppm CO2 ±3 % of reading 1,4
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RMS noise CO2
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14 ppm at 400 ppm at 25 °C
25 ppm at 1000 ppm at 25 °C
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Accuracy temperature
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±0.7 °C
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Dimensions
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8 mm x 33 mm x 20 mm
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Life Expectancy
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> 15 years
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Operation temperature range
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0 to 50 °C
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Power supply
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2.9 to 5.5 V
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Peak current
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125 mA at 25 °C
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Shutdown current
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1 µA 2,3
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Charge per measurement
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3.6 MC
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Energy per measurement
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11.9 mJ at 3.3V
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Average current having
- 16 second measuring period
- 60 second measuring period
- 120 second measuring period
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225 μA 2,3
61 μA 2,3
31 μA 2,3
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CO2 measurement period
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≥16 s
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Communication
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UART, host-slave protocol
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