Bnc SAM 935 Portable Gamma Spectroscopy System Manual de usuario descargar pdf (Pagina 21)

SAM 935™ Instruction Manual 17

3.2.4 Calibration with Three Coefficients

To enter the energy calibration factors manually, the factors from a previous live energy calibration for this

unit and matching detector must be available. These numbers can be found on the printout normally done

at the end of a live energy calibration. Alternatively, the numbers can be those recorded earlier from a pre-

vious manual calibration with the three coefficients.

1. Press the U

TIL key to bring up the Utilities menu. Use the arrow keys to select

Analysis Tools

Setup

. The first screen is the Energy Match Window:

2. Do NOT change anything in this screen. Press C

ANCEL (F1) 10 times until you see the question

SET FINE ENGY COEFF?

3. Press Y

ES (F2).

The next three screens are standard number entry screens. Change the factors as needed. On

each screen, when the correct value is shown, press E

NTER.

4. Return to the normal operating screen.

3.3 Configure Dose Rate Units and Trigger

Because the SAM 935 operates in Surveillance mode by default (also called dose rate monitoring), config-

ure the Dose Rate Units and Dose Rate Trigger options in the Monitor Setup menu:

1. Press the U

TIL key to bring up the Utilities menu.

1 2 ... 16 17 18 19 20 21 22 23 24 25 26 ... 69 70

Sin comentarios

Bnc SAM 935 Portable Gamma Spectroscopy System Manual de usuario Pagina 21