Brj-502 Manual Today

A: The manual indicates this means "over-range". For a 0-10V sensor, voltage above 10.5V causes this. For 4-20mA, current >21mA. Check your sensor scaling.

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: Once gas levels reach a preset threshold (typically around 3% LEL), a loud siren (≥85dB) sounds to alert residents. Setup and Installation A: The manual indicates this means "over-range"