Calibration & Bump Test
Crowcon’s CheckBox IMH calibrates and bump tests up to ten portable gas detectors at once. The unit supports up to eight gas inlets — one inlet provides air for zeroing; the remaining inlets allow up to seven different calibration gases to be tested. All data is permanently recorded, ensuring traceable records. Crowcon Detection Instruments, Milford, OH. ASSE BOOTH 1234
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