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LF
Location File Update
The LF command displays a list of some of the known locations of Brewer sites throughout
the world. The geographical co-ordinates of the current site may be entered and/or modified.
LL
Location Update
The LL command allows an operator to change the co-ordinates of a Brewer location, or for
the selection of another site contained the location file.
NO
Change Instrument
The NO command allows the instrument number of the Brewer to be changed. Each Brewer
has a set of files which are stored in the C:\BDATA\NNN subdirectory, and which are
necessary for proper operation of Brewer NNN. When the NO command is issued, the
software is made aware of which Brewer is connected.
NR
No Recording
This command will turn off recording to the data disk. Data will continue to be printed to the
printer, and the 'bytes free' message which normally appears on the screen will be replaced
by a "DISK TURNED OFF!" warning message.
See also the DI command.
OZSUM Ozone Summary
OZSUM reads the daily Date (B) file and prints out the summary results of the day's O
observations. In addition an entry is made in the OZOAVGYY.nnn file.
The OZSUM command is usually invoked as part of the ED command.
See Appendix A for an example of the OZOAVGYY.nnn file.
PB
Data Playback
Command Syntax: PB BJJJYY.
The PB command allows any previous day's data to be printed using the current temperature
coefficients.
PD
Print to Disk
PD directs printing to a "D" file on the data drive rather than to the line printer.
See also PN, PF.
PF
Printer Off
PF turns off all printing. Raw data continues to be recorded. See also PN, PD.
PN
Printer ON
PN directs printing to the line printer. See also PD, PF.
PO
Printout Instrument Constants
PO generates a printout of the instrument constants file. An example of PO output values
can be found in Appendix A
PZ
Point to Zenith
PZ results in the Zenith Prism being pointed to a Zenith angle of 0° (straight upwards).
QS
Quick Scan
QS is used in conjunction with the UV Stability Check Kit, and gives an indication of the
stability of the instrument in the intensity measurement of UV over the range 290nm to
325nm.
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MKIII OPERATOR'S MANUAL
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