Graph; Safety - Velp Scientifica OHS 200 ADVANCE Manuel D'instructions

7.3 Graph

In this submenu is possible to visualize the graph of the current analysis. For models OHS 100 and OHS 60 is possible to access to the
graph directly through the main screen.
Click RESET to erase the graph. Only the last 60 minutes are shown. Click ZOOM to see the last 3 minutes.
Figure 6.
When a method is set graph appears as in

7.4 Safety

In this submenu it's possible to set all limits linked to the safety depending on the working conditions
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Speed Limit
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Torque Limit
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Temperature
Limit
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Acceleration
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Vibration sensor
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Graph with method
Figure 15. When a method is not set, graph appears as in
It allows to set the speed full scale.
The maximum speed value is set by default (for OHS 200 it depends on the gear selected at the moment).
Enter in the menu, rotate speed control knob (C) by 100 rpm steps till the desired value. Click to confirm.
It allows to set the torque limit.
The maximum value is set by default (for OHS 200 it depends on the gear selected at the moment).
Enter in the menu, rotate speed control knob (C) by 10 Ncm steps till the desired value. Click to confirm.
It allows to set a speed reduction if Pt100 detects a certain temperature increase (or decrease) in a defined
time.
Figure 8. Temperature Limit
Enter in the menu, rotate speed control knob (C) till the delta temperature desired value. Click to confirm.
Rotate the knob (C) to set the interval time in which the delta temperature has to be considered. Click to
confirm.
Rotate the knob (C) to set the percentage of speed reduction desired if the selected delta temperature is
detected in the set interval time. Click to confirm.
Speed reduction can be set by 10% steps.
It allows to choose among 3 different acceleration types when the instrument starts to stir or when a higher
set point value is set.
Enter in the menu, select Slow, Medium, or Fast depending on the customer application.
Click speed control knob (C) to confirm.
It allows to set a vibration sensitivity level.
Enter in the menu, rotate speed control knob (C) to select OFF, Low, Medium or High. Click to confirm.
When vibration sensor level is set different than OFF,
Figure 7. Graph without method
appears on the blue upper bar (3).
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Figure 16.