BNC 1621M - Manual (Page 8)

1. DER analog scale (seven segments) for quick visual status of
radiation situation;
2. DER digital panel in DER indication mode, DE in DE indication mode,
year of production in number indication mode, IR communication
channel on/off indication in the PC communication mode.
3. Coeffi cient of variation indication in percents in DER indication mode,
DE accumulation time s in thousands of hours (h) in DE indication mode,
month of production in the dosimeter s number indication mode;
4. Time of averaging DER values (in seconds) in DER indication mode,
of DE accumulation time in DE indication mode;
5. The LIGHT/SET button (the light/setting) (controls LCD backlight, PC
communication mode, and entering or exiting the set mode (see item 2.1.6).
6. The MODE button for selecting the dosimeter’s indication mode
(DER, DE, the dosimeter’s number, PC communication);
7. Audible alarm outlet;
8. LCD;
9. IR-transceiver window;
10.Detector;
11.Battery compartment cover.
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