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Product Introduction

4ECM-I2C Module PCBA
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Product Description
This module is specifically designed for 4-series electrochemical sensors to measure the concentration of a variety of gases including CO, H2S, NO2, HCL, NH3, SO2, etc. The module possesses the pluggable contacts and offers analogue voltage / I2C-BUS digital signal output. It also provides the function of onboard temperature measurement.
Technical Parameters
Input Voltage 3.3 ~ 5.0 V
Operating Current ≤ 0.5 mA
Signal Offset 0.02 V
Sensors Available HCL, ETO, NO, C2H3CL, O2, CO, H2S, SO2, PH3, NH3, H2, HCN
Measurement Range Please refer to related sensor datasheets available at
Contacts 8-pin contact, 2.54mm contact spacing
Temperature Measurement -40℃ ~ 125℃
Voltage Output 0.02 ~ 4.7 V
Digital Output I2C