Waveshare TTL to RS485 (C) Galvanic Isolated Converter – Half-Duplex Communication Module MQ-3 Gas Sensor gas and petroleum appliances

gas and petroleum appliances

9V Operating Temperature -10°C to 60°C Dimension 46x34x18mm

else the next most popular is the full size SMA connector in which case the 3DBI Antenna will screw on directly

Outdoor Electrical Devices

Waveshare TTL to RS485 (C) Galvanic Isolated Converter – Half-Duplex Communication Module MQ-3 Gas Sensor gas and petroleum appliancesThe Waveshare TTL to RS485 (C) is a compact, high reliability module that converts TTL level signals (3. 3V or 5V) to RS485 differential signals with full galvanic isolation. Designed for industrial and embedded applications, it ensures robust communication over long distances while protecting connected devices from electrical surges and interference. Pinout Overview Right Side (TTL Interface): VCC: Power Input (3. 3V ~ 5V DC) TXD: TTL Transmit Data