Samson 5857, Mounting And Operating Instructions, Page: 33 / 80

EB 5857 EN 8-1
Operation
8 Operation
After connecting the supply voltage, the actuator is ready for use.
8.1 Three-step version
In three-step mode, the actuator stem is moved in the corresponding direction by applying a
signal to the terminal eL or aL (see Fig. 8-1).
eL
aL
Fig. 8-1: Moving the actuator stem
8.2 Version with positioner
The actuator stem's position directly follows the input signal.
8.2.1 LED blinking pattern
Explanations to the blinking pattern of the LEDs
The state of the corresponding
LED (on/off) is shown over time.
On
Off
Gray: LED illuminated
White: LED not illuminated
Time in s