Hand-held type hydrogen sulfide monitor / alarm

Measurement Range: 0 to 300ppm
Indicating Accuracy: Within +/-10% of full scale (within +/-5% for HS-5C)
Response Time Required: 90% within 20 sec
Operating Temperature Range: -10 to 40oC at relative humidity of 30 to 95%

General Description:
Automatic zero level calibration function Large and easy-to-read digital display Data logging function available Three models for measurement of high to low concentration available
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