Operation
248083400-1 Rev 7
4-49
• Time - Indicates the instrument time at which the data was recorded
(HH:MM:SS).
• Instr - Indicates the state of the instrument at the time the data was
recorded. Instrument states include GOOD or SRVC.
If SRVC appears, printouts will say “Service Required” and the
sensor may need cleaning. Please contact Lighthouse Technical
Support at 800-945-5905 (USA Toll Free), 541-770-5905 (Outside
of USA).
• Flow - Indicates the flow state of the instrument at the time the data
record was recorded. Flow is recorded as OK or ALRM. If the flow
was in alarm, it will print as Flow: Alert on the printouts.
• Alarm - Indicates (NONE or YES) if the data record exceeded any
of the alarm thresholds of any of the channels that were enabled for
alarms. If the data record exceeded alarm thresholds, printouts
show “Alarm: Yes”.
• Laser - Indicates the status of the laser at the time the data record
was recorded; possible laser states include OK or SRVC. If the laser
needs to be serviced, it will print as Laser: Service.
If laser state is SRVC, please contact Lighthouse Technical Support
at 800-945-5905 (USA Toll Free), 541-770-5905 (Outside of USA).
Analog Data
If the Temperature/Relative Humidity probe is attached during data
recording, the analog data will be listed in the Data screen as A1
(Temperature) and A2 (Relative Humidity).
Printing Data
View Buffer
Report
The instrument stores up to 3000 records in its data buffer. The Buffer
Report prints all or a range of the records in the buffer in the format
specified by the selections in the Configuration.
At the end of the Buffer Report, the following summary information is
printed.
• Data displayed in Cumulative or Differential mode
• Raw (“Particle Counts”) or Normalized (“Particles/ft
3
” or
“Particles/m
3
”)
• # of samples in the report
• For each channel size:
• Maximum Value
• Minimum Value
• Average
• Standard Deviation
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