Particle Measuring Systems LASAIR II 350L, Руководство по эксплуатации

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Multi-Drop Command Coding Overview
Lasair II Particle Counter Operations Manual Page F-5
Transmit Lasair II particle counter CSV packet. The packet is
broken into several lines. The time stamp is at the end of the
sample.
CTIM secs
Response: “
RTIM secs
”
Set sample time in seconds. Sets sampling to “by time”. Does not
change sample units.
Maximum value = 86399
Minimum value = 6
CVER
Response:
"RVER LasairII-model firmware_version"
Get Lasair II model and firmware version.
CVOL nnnn.n
Response: “
RVOL
”
Set sample volume to
nnnn.n
in feet
3
(CF). (Causes the Lasair II
particle counter to sample by CF and to sample by volume.)
Maximum value = 1439 CF
Minimum value = 0.1 CF
Multi-Drop CTD Command Data Format
This data format is identical to the MiniLaz output. The six Lasair II particle
counter channels are converted to five channels for this report. See the “
CTD
”
command description for additional details.
RTD
TI hh:mm:ss Time (Start of sample)
DA yy/mm/dd Date (Start of sample)
ID Loc_str
Sample Location
SN s/n Sensor Serial Number
LS # Laser Status (1 = good / 0 = bad)
FR ###.##
Flow Rate (cfm)
VL ###.## Sample Volume (cfm)
C1 ######## Channel 1 Raw Differential Counts
C2 ########
Channel 2 Raw Differential Counts
C3 ######## Channel 3 Raw Differential Counts
C4 ######## Channel 4 Raw Differential Counts