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GEMÜ 539
3 Product description
3.2 LED displays
3.2.1 On-site status LEDs
LED MODE
LED PWR
Fig. 2: Position of the status LEDs
The user checks the following conditions directly on-site at
the valve using LED MODE and LED PWR:
Function
LED MODE
LED PWR
Yellow
Blue
Green
Red
Automatic
operation
Manual
operation
Actuator
switched off
(OFF mode)
Manual
operation (on-
site)
Software update
alternating
On-site
initialisation
(buttons)
Remote
initialisation (via
DigIn)
Function
LED MODE
LED PWR
Yellow
Blue
Green
Red
Operation via
emergency
power supply
module
3.2.2 High visibility LEDs
11
11
11
11
11
11
Fig. 3: Position of the high visibility LEDs
Item
Name
11
High visibility LEDs
Function
High visibility LED
Green
Orange
OPEN position
Position indicator
LEDs,
standard
OPEN position
Position indicator
LEDs,
inversed
CLOSED position Position indicator
LEDs,
standard
CLOSED position Position indicator
LEDs,
inversed
Position unknown (e.g. 50%)
Initialisation
alternating