EASY
SENSE Vu+ Reference Manual DO255 (3)
11
Data Harvest Group Ltd.
Connect any plug-in sensors. If the display is turned off, press any button to wake up Vu+
.
While in the main menu use the up or down buttons
▲▼
to scroll until the cursor is pointing at
Snapshot
. Press the enter button
►
to select.
Each time you press the enter button
►
a reading will be taken from the sensors. The bottom
line of the LCD will display the number of samples taken so far.
If using more than 3 sensors use the
▲▼
buttons to view the current value from the sensors
while still logging.
Note:
If Vu+
goes into ‘sleep’ mode during logging, press any button to wake up the logger then press
►
to
take a reading.
When you have finished sampling press the stop button
to close the data set, then enter
►
to
confirm your choice.
The readings will be stored as a data set identifiable by the method and time and date the recording
was started i.e. Snapshot 09/05/16 16:12:43. At least 650 samples can be stored in one data set (the
limit is dependent on the number of sensors).
The contents of the data set can be
Reviewed on Vu+ - select
Review
from the main menu, use the
▲▼
buttons to locate the data
set, press enter
►
to select. Use the
▲▼
buttons to scroll through individual readings.
Downloaded to a computer by selecting
Retrieve Remote
from Home in
).
Timing
Timing is used to set up and store simple time and speed measurements. Connect the digital switch
type sensors before selecting Timing either to Input A or both Input A and Input B.
The possible options are Time at A, Time from A to B, Time A to A (stopwatch), Speed at A and Speed
from A to B.
For Vu+ to perform direct calculations of speed, you will need to select the parameter used in the
experiment i.e.
For
Speed A to B
select the distance between the sensor connected to input A and the sensor
connected to input B.
For
Speed at A
select the width of the single interrupt card that will pass through the Light gate
connected to input A.
Speed at A = Length of single interrupt card
Time
Speed from A to B = Distance from A to B
Time
l
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