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LEDs
Control unit LEDs
￭
LED
Color
BATT OK
Green
PWR OK
Green
FAULT
Red
WRITE
Yellow
Control panel and panel platform/holder LEDs
￭
The ACS-AP-... control panel has a status LED. The control panel mounting platform
or holder has two status LEDs. For their indications, see the following table.
Location
LED
Control panel
Continuous green
Flickering green
Blinking green
Continuous red
Blinking red
Blinking blue (ACS-
AP-W only)
Flickering blue
(ACS-AP-W only)
Control panel
Red
mounting platform
Green
or holder (with the
control panel
removed)
R7i and R8i module LEDs
￭
LED
Color
FAULT
Continuous red
ENABLE / STO
Continuous green
ENABLE / STO
Continuous yellow
POWER OK
Continuous green
Indication
Battery voltage of the real-time clock is OK (higher than 2.8 V).
When the LED is not lit,
• battery voltage is below 2.8 V,
• the battery is missing, or
• the control unit is not powered.
Internal voltage is sufficient.
The control program indicates that the equipment is faulty.
See the appropriate firmware manual.
Writing to SD card in progress.
Indication
The unit is functioning normally.
Data is transferred between the PC and the unit through the
USB connection of the control panel.
There is an active warning in the unit.
There is an active fault in the unit.
There is a fault that requires the stopping and restarting of
the drive/converter/inverter.
The Bluetooth interface is enabled, in discoverable mode, and
ready for pairing.
Data is being transferred through the Bluetooth interface of
the control panel.
There is an active fault in the unit.
Power supply for the control unit is OK.
Indication
There is an active fault in the module.
The module is ready for use.
XSTO connectors are de-energized.
Supply voltage of the internal circuit boards is OK (> 21 V).
Maintenance 125
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