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3 Product description
3.2 Buttons for on-site control
8
Fig. 1: Position of the buttons
Item
8
DIP switch, "ON-
site" control
9
"OPEN" button
10
"INIT/CLOSE" but-
ton
GEMÜ 539 eSyDrive
9
Name
Function
Switches the on-site
control on the device
on or off
Moves actuator to the
open position
Resets the network
settings
Moves actuator to the
closed position
Starting initialisation
3.3 LED displays
3.3.1 On-site status LEDs
10
LED MODE
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
Automatic oper-
ation
Manual opera-
tion
Actuator
switched off
(OFF mode)
Manual opera-
tion (on-site)
Software update
On-site initialisa-
tion (buttons)
Remote initial-
isation (via Di-
gIn)
6 / 39
LED MODE
Yellow
Blue
Green
alternating
www.gemu-group.com
LED PWR
LED PWR
Red
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