Programming
Service Instructions 878-M PREMIUM - 03.0 - 10/2019
91
Test
PWM
(Test of the pulse width modulation) subitem
Test of the pulse width modulation. Set the electrical voltage in proportion
to the force exerted by the electrical actuator (100% corresponds to 24 V).
The modulation is applied in 2 periods (t1 and t2) and must be adjusted
in percentages. The BOOST function effects a voltage overshoot in
period (t1).
To check the power outputs of the pulse width modulation:
1.
Use the
/
in the
Thick
field to choose the element that you wish
to test.
Fig. 60: The
Test
PWM
(Test of the pulse width modulation) subitem
2.
Press the
OK
button to confirm the selection.
The
Value
display toggles between
On
and
Off
every time the
OK
button is pressed.
3.
Observe the selected element and check if pressing on
OK
actually
triggers it.
Important
The values indicated in the % field merely provide a reference point as to
the range within which the tension may increase or decrease.
Test
Input
subitem
Testing the inputs according to the interconnection diagram.
To perform the test steps:
1.
Select the desired element with the
/
in the
Input
field.
Fig. 61:
Test
Input
subitem
2.
Confirm the selected element (e.g. button, knee lever, etc.).
3.
Observe the display on the control panel.
If the element is functional, the display switches between
On
and
Off
under
Value
.
Value :
PWM :
OFF(0)
2
Value :
Input :
ON(1)
1
Содержание 878-M PREMIUM
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Страница 10: ...About these instructions 8 Service Instructions 878 M PREMIUM 03 0 10 2019...
Страница 66: ...Integrated motor 64 Service Instructions 878 M PREMIUM 03 0 10 2019...
Страница 114: ...Maintenance 112 Service Instructions 878 M PREMIUM 03 0 10 2019...
Страница 116: ...Decommissioning 114 Service Instructions 878 M PREMIUM 03 0 10 2019...
Страница 118: ...Disposal 116 Service Instructions 878 M PREMIUM 03 0 10 2019...
Страница 126: ...Technical data 124 Service Instructions 878 M PREMIUM 03 0 10 2019...
Страница 127: ...Appendix Service Instructions 878 M PREMIUM 03 0 10 2019 125 23 Appendix Wiring diagram...
Страница 128: ...Appendix 126 Service Instructions 878 M PREMIUM 03 0 10 2019...
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