Waveshare TTL to RS485 (C) Galvanic Isolated Converter – Half-Duplex Communication Module MQ-3 Gas Sensor 9V Operating Temperature -10°C to

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

Product Spacers / Standoff Type Male to Female Thread Thread Size M3 Material Brass Quantity 1 Male Spacer Size 5mm  Female Spacer Size 25mm

Outdoor Electrical Devices

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

gas and petroleum appliances

Waveshare TTL to RS485 (C) Galvanic Isolated Converter – Half-Duplex Communication Module MQ-3 Gas Sensor 9V Operating Temperature -10°C toThe 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