To add the MQ135 Gas Sensor to your Proteus simulation, you need to download and install a specific library file set, as the sensor is not included in the software by default. Download and Files
To make the library work, you must place the following files in your Proteus LIBRARY folder: mq135 gas sensor library for proteus download upd work
Connect the VCC to 5V, GND to ground, and the Analog Output pin to your microcontroller's Analog-to-Digital Converter (ADC) pin (e.g., A0 on an Arduino). Troubleshooting "Library Not Found" If the MQ135 doesn't appear after installation: To add the MQ135 Gas Sensor to your
Many hobbyists have created simulation models. The most reliable one is from or “Mikroelectronica” style models. The most reliable one is from or “Mikroelectronica”
: Paste these files into the Proteus installation directory. The path varies by version: Proteus 8.x