Baker Hughes 022-508-909, Руководство по эксплуатации

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CL 5 3-27
Step 6: Continue selecting other parameters for
modification as outlined in Steps 2 through 5. When
complete with all modifications, press to return to
the measurement display.
3.2.1 Setting Instrument Gain
Instrument gain level is set to either a DEFAULT va-
lue or to a noise-reducing LOW setting. To select the
instrument gain setting
Step 1: Press
Step 2: Select the GAIN control
Step 3: Press to activate the control, then or
to adjust the setting.
Step 4: Press when the adjustment is complete.
3.2.2 Setting Update Rate
Measurements are updated at a rate of 4 or 8 Hz,
as selected by the user. To select the measurement
update rate:
Step 1: Press
Step 2: Select the UPDATE RATE control.
Step 3: Press to activate the control, then or
to adjust the settings
Step 4: Press when the adjustment is complete.
3.2.3 Specifying Nominal Thickness
When the VIEW parameter is set to DIFF/RR%, the
displayed thickness includes two differential values
(in the instruments units and as a percentage) that
represent the variation from user-specified nomi-
nal thickness (Section 4.4). Nominal thickness is also
used to calculate material velocity when the velocity
measurement option is installed. In VELOCITY view
mode, nominal thickness can be manually input or
directly measured using a connected digital micro-
meter (Section 4.6). To manually input or modify the
nominal thickness:
Step 1: Press
Step 2: Select the NOM THICKNESS contol.
Setting Up the CL 5
Instrument Calibration