Per the manufacturer, this single gas detector is now supplied with a NIST calibration certificate. When ordering the monitor indicate 21EJ23 with NIST.
This monitor has a memory for the last 10 events. Each bump test, each calibration and/or each exposure would be classified as an event.
The manufacturer offers free software for downloading events online at
www.gascliptech.com. An IR link module is needed to receive the information. This module is Grainger 21EJ31.
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