Definitions - TSI Instruments VelociCalc 9600 Series Operation And Service Manual

D e f i n i t i o n s
16
Zero differential pressure (9630, 9650, 9650-NB)
Print
Logging profile
Flow setup
Display order
Duct traverse (9650, 9650-NB)
Out-of-Range An Out-of-Range error during the calibration of
a sensor means the sensor's offset or
(Calibration)
calibration slope adjustment has drifted outside
of the TSI
continued use. Sensor should be replaced or
sent to TSI
Test Duration The time over which the data will be logged
while in Continuous Save mode. The test
duration can be set from 0 seconds 0 hours and
0 minutes to 99 hours: 59 minutes: 59 seconds.
If set to 0 seconds, 0 hours, 0 seconds, the
meter will not stop logging in continuous save
mode until the user presses the enter key.
Sample The sample duration / time constant is the time
Duration / period where data is collected and averaged to
Time Constant produce a single value. For example, if the
sample duration / time constant is set to
5 seconds, each 1 second sample will be
averaged over the 5 seconds in a single value.
The sample interval / time constant can be set
to 1, 5, 10, 20, 30, 60 or 90 seconds.
Sample Interval The frequency that the meter will log data while
in Continuous Save mode.
® ®
VelociCalc /VeloCalc Pro Air Velocity Meter 9600 Series
®
recommended specification for
®
for recalibration.