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Gauselink GL-A20 Ultrasonic Sensor Module Instruction Manual

GL-A20 • January 22, 2026
Instruction manual for the Gauselink GL-A20 Ultrasonic Sensor Module, covering specifications, setup, operation modes (UART, PWM, RS485), maintenance, and troubleshooting for distance, water level, and flow measurement applications.

Gauselink GL-A02 Ultrasonic Sensor Module User Manual

GL-A02 • January 22, 2026
Comprehensive instruction manual for the Gauselink GL-A02 Ultrasonic Sensor Module, covering specifications, installation, operation modes (UART, PWM, RS485, Switch), and troubleshooting for distance, water level, and flow measurement…

Gauselink GL-A19 Ultrasonic Sensor Module Instruction Manual

GL-A19 • January 22, 2026
This manual provides detailed instructions for the Gauselink GL-A19 Ultrasonic Sensor Module, covering its specifications, installation, operation modes (UART Automatic, UART Controlled, PWM Controlled, Switch), and troubleshooting. Designed…

Gauselink GL04 Underwater Ultrasonic Sensor Module Instruction Manual

GL04 • January 14, 2026
Comprehensive instruction manual for the Gauselink GL04 Underwater Ultrasonic Sensor Module, covering specifications, installation, operation, communication protocols (UART/RS485), and applications for distance measurement and obstacle avoidance in water.

Gauselink video guides

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