WatchGas PDM H2S Single Gas Detector User Manual
Learn how to operate the portable WatchGas PDM H2S single gas detector with this user manual. The PDM alerts workers to dangerous gas concentrations through alarms and shows real-time gas levels. Ensure proper sensor response and alarm functionality with daily tests. Calibration is important to account for environmental changes that can affect gas concentration measurements. Avoid unauthorized repairs or modifications to remain liable for any damages beyond intended use.