Land 4500 MKII Premier, Руководство по эксплуатации и обслуживанию

Страница: 109 / 139

Model 4500 Premier Dust and Opacity Monitor
109
Calibration Drift (Cal. Drift)
On selecting ‘Cal. Drift’ press the
‘
ENTER' (
↵ ↵↵ ↵↵
) key (notice no underlining).
Two options are available, ‘Range’ and ‘During Cal’. These two options
are scrolled by pressing the
↑
and
↓
keys and can be selected by pressing
the
‘
ENTER' (
↵ ↵↵ ↵↵
) key to reveal an underlined character. ‘Cal. Drift’ displays
any drift that may occur between calibrations.
Range of Output 1 (Range)
On selecting ‘Range x.x’ press the
‘
ENTER' (
↵ ↵↵
↵↵
) key as described in
‘Calibration Drift’ above, until an underlined character appears. Select
the required value by pressing the
↑
and
↓
keys. Press the
‘
ENTER' (
↵ ↵↵ ↵↵
)
key again to return the display to ‘Range x.x’ (no underlined characters)
as illustrated.
Track or Hold output during calibration (During Cal)
On selecting ‘During Cal: Track’ press the
‘
ENTER' (
↵ ↵↵ ↵↵
) key as described
in ‘Calibration Drift’ above, until an underlined character appears. Select
the required value by pressing the
←
and
→
keys. Press the
‘
ENTER'
(
↵ ↵↵ ↵↵
) key again to return the display to ‘During Cal: Track’ or ‘During Cal:
Hold’ (no underlined characters) as illustrated.
Press the EXIT key to return the display to ‘Output 1’
↵ ↵↵
↵↵
↵ ↵↵
↵↵
↑↓
↵ ↵↵
↵↵
→
←
↵ ↵↵ ↵↵
↑↓
↑↓
Output 1
Cal. Drift
Output 1
Range:
x.x
Output 1
Range:
x.x
Output 1
During Cal.:
Hold
Output 1
During Cal.:
Track
Output 1
During Cal.:
Track
Output 1
Range:
x.x