© 2019 VPInstruments | MAN-VP-SPRO-EN | Revision: 1901 | Date: 04-07-2019
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7.3
Data Logger
The optional integrated data logger offers you 2 Million data points. Enough to measure all three
channels 1 x per second for more than a week. Use the following guidelines for the intervals
Application
Flow
Pressure
Temperatur
e
Estimated log
time*
Standard energy management
application
5 min
5 min
5 min
2314 days
Machine testing - quick fluctuations
1 sec
1 sec
1 sec
7 days
Audit - one week
10 sec
10 sec
5 min
113 days
Audit - one month
30 sec
30 sec
5 min
330 days
* Log time with empty data logger
Multiple sessions can be recorded on the data logger. For each time a session is started, a new
session will be recorded. It's not possible to append to an existing session.
When a power failure occurs during recording, the session will be aborted. When power is restored, a
new session will start automatically.
7.4
Keypad
The key pad contains 4 buttons to control the display.
1
Menu / Enter
Used to enter the (sub)menu or to confirm a setting
2
Escape / Record Will start a data logging session when in the data acquisition screen.
Will return from a (sub)menu when not in the data acquisition screen
3
Button up
Navigate up in the menu
4
Button down
Navigate down in the menu
Special key functions
·
Lock display
In the main screen, press up and down simultaneously to lock or unlock the display. A lock
icon will appear in the right lower corner of the screen. The lock function will block keypad
functionality.
·
Clean re-boot.
Hold esc pressed when turning the power on. Use this option when a display will not start up
or if a session won’t stop. This can happen due to subsequent power failures at the moment that the
memory is almost full.