Detection gas: Hydrogen detection principle in air: Electrochemical type Measurement range: 20% vol, 100% vol resolution??: 0.01% vol Accuracy: ± 3% FS? Response time: ≤ 20 seconds? Recovery time: ≤ 30 Second? Explosion-proof mark: ExdIICT6? Protection level: IP65 explosion-proof connection thread: 3/4" NPT? For details, please download
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