ABB Robotics IRB 6790 Product Manual page 75

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Handling of alarm in the overpressure system
Prerequisites: the system is set according to
To get an alarm it is required that Motors On have been active for at least 120
seconds, and after that, the signal from the flow sensor has been activated (set to
1) during 60 seconds.
Product manual - IRB 6790
3HAC063331-001 Revision: B
2.4.6 Installation requirements for Foundry Prime robots
Navigation buttons, increase or decrease values
Edit button, set values and exit system menu
Action
Measure the initial leakage with all covers closed.
If leakage is higher than 1.5 l/min, use leakage
detection spray and seal problem areas.
If leakage is below 1.5 l/min, note the actual
leakage (actual leakage= X).
Make sure that the sensor is ready for operation
(RUN mode).
Tap Edit.
Edit appears. OutA flashes.
Tap Edit again.
Fctn flashes.
Tap A or B to select switching function.
xx1800001182
Tap Edit.
The value is saved.
L Min/SP is shown. Set parameter with A or B,
X+1.0 L.Min
Tap Edit.
The value is saved.
Set the hysteresis parameter with A or B, 0.5
L.min
Tap Edit three (3) times.
The device shows the flow display.
Output A is set to 1 at X+1.0 l/min and set to 0 at
X+0.5 l/min.
Test alarm function together with controller before
use.
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2 Installation and commissioning
Note
The robot has to be pressurized
during 30 minutes before initial
leakage is measured.
Screen is ON and indicates leak-
age values.
Tap A or B for adjustments of
value.
Ready to choose switch function.
The function decides the signal
switch and resets the signal.
Adjust set point of the signal.
Confirms value.
Adjust reset point.
The screen shows the set values
and exits the system.
Set the flow sensor on page 74
Continues on next page
Continued
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