Land 4500 MKII Premier, Operation And Maintenance Manual

Page: 33 / 139

Model 4500 Premier Dust and Opacity Monitor
33
4. Set the Instrument to ‘Align’ Mode
Accurate alignment is essential if the Model 4500 Premier is to function
correctly and meet its design specification.
1. Scroll through the menu spine using the
↑
and
↓
keys until
‘SETUP’ is displayed then press the ‘ENTER’ (
↵ ↵↵ ↵↵
) key.
2. Scroll through the ‘SETUP’ menu using the
↑
and
↓
keys
until ‘Miscellaneous’ is displayed and then press the
‘ENTER’ (
↵ ↵↵
↵↵
) key.
3. The word ‘Align’ should now be displayed (if not use the
↑
and
↓
keys to scroll through the ‘Miscellaneous’ menu until
‘Align’ is displayed). Press the ‘ENTER’ (
↵ ↵↵ ↵↵
) key and a
‘Signal value’ is displayed, the instrument is now in ‘Align’
mode.
In ‘Align’ mode, the normalisation function is disabled so that the
measurement LED appears to be lit constantly, thereby assisting
visual alignment using the alignment targets on the Transciever and
Retro-Reflector. In addition the word 'Signal' followed by a
number proportional to the measured intensity is displayed on the
LCD display.
Now align the Retro-Reflector.
↑↓
↵ ↵↵
↵↵
↑↓
↵ ↵↵ ↵↵
↵ ↵↵ ↵↵
Opacity: 0.0%
Setup:
↑↓
↵ ↵↵ ↵↵
Align Mode
Signal: 235.3
↵ ↵↵
↵↵
Opacity: 0.0%
Align:
↑↓
↵ ↵↵ ↵↵
Opacity: 0.0%
Miscellaneous:
↑↓
↵ ↵↵
↵↵
Opacity: 0.0%
Outputs:
↑↓
↵ ↵↵
↵↵
Opacity: 0.0%
Faults:
↑↓
↵ ↵↵ ↵↵