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Infinite L-COM SRAQ-G001 User Manual page 2

Carbon dioxide (co2) sensor module

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Technical Parameters
Supply Voltage
Working Current
Detect Range
Output Mode
Preheat Time
Operating Temperature
Storage Temperature
Electrical Diagram
VCC: Power supply positive (6 VDC)
GND: Power supply negative
Dout: level signal output port (Default is high level. When the set value is reached, the output is low)
Aout: analog output port, connected to the ADC interface of the single-chip or AD chip.
Tcm : temperature compensation output interface (Factory setting use)
The green light is the threshold output indicator. The red light is the power working indicator.
RP1: Threshold setting knob
RP2: Output fine-tuning knob (Factory setting use)
About 200 mA
0  10000 ppm
Analog output 0  2 V (non-linear, only take one of the voltage values)
Level output (cannot connect to MCU, high level 5.5 V, Low level: setting value)
No less than 2 hours
2
6 VDC
-20~50 °C
-20~70 °C

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