AEG THYRO-A, Operating Instructions Manual

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Message LED LED LED Internal Internal Internal Description
ON PULSE LOAD LED at LED at LED at
INHIBIT FAULT Master Slave 1 Slave 2
(green) (red) (red) (green) (green) (green)
Device without OFF OFF OFF OFF - - Device not operating
voltage supply
Voltage supply ON - - - - - Voltage supply
present present
Control display ON OFF - Flash*
1
Flash*
1
Flash*
1
Depending on the control,
the interal LEDs flash at
diff. speeds, from completely
OFF to completely ON
Setting aid on ON Flash Flash OFF - - The analog output outputs a
analog output fast fast potentiometer value 30 secs.
after the last potentiometer
change:
normal mode,
alternating flashing
Frequency error ON Flash OFF OFF - - Frequency outside
slow 47Hz to 63 Hz
SYNC error ON Flash OFF OFF - - Zero crossing of mains
slow voltage faulty
Device excess ON OFF Flash OFF - - Excess temperature
temperature slow 90°/95°C internal/external
Undercurrent in ON OFF ON OFF - - Undercurrent limit
load curcuit exceeded
Flash values ON Flash* 1 Flash* 1 OFF - - Parameters (in Flash)
invalid fast fast faulty or deleted
Undervoltage ON ON ON ON - - Mains voltage < than
in mains undervoltage limit (-57%)
Pulse inhibition ON ON OFF OFF - - Bridge X2.1 - X2.2 open
or set via bus
U limit ON Flash Flash OFF - - U, I, or P limit reached,
I limit slow slow flash alternately
P limit
No communication ON OFF OFF Flash Flash Flash No communication with
with the slow fast fast the slave
slaves
Error rotating field / ON
Flash* 1 OFF Flash* 1 Flash Flash Left rotating field or
phase slow slow fast fast phase missing
OFF LED not lights up Flash slow LED flashes slowly (1 Hz or 3.3Hz)
ON LED permanentely lights up Flash fast LED flashes fast or flickers (14.7 Hz)
- Any other state of the LED *
1
LEDs flash simultaneously
When the semiconductor fuse is triggered, this causes a voltage
failure at the power controller. The device therefore switches off or
announces a frequency error.
LED messages