Electrical Connections; Connecting The Power Supply - Samson 5824 Mounting And Operating Instructions

Mounting and start-up

5.3 Electrical connections

DANGER
!
Risk of electric shock.
− Upon installation of the electric cables, you
are required to observe the regulations
concerning low-voltage installations ac-
cording to DIN VDE 0100 as well as the
regulations of your local power supplier.
− Use a suitable power supply which guar-
antees that no dangerous voltages reach
the device in normal operation or in the
event of a fault in the system or any other
system parts.
− Connect the actuator to the electrical net-
work only after the power supply is first
switched off. Make sure the power cannot
be switched on unintentionally.
WARNING
!
Risk of injury due to the actuator stem ex-
tending or retracting.
Directly after connecting the power supply,
the actuator stem starts to move.
Do not touch or block the actuator stem.
28
NOTICE
!
The process is disturbed by the movement of
the actuator stem.
After connecting the power supply, the actu-
ator moves through part of its travel range.
Do not perform the electrical connection
while the process is running. First isolate the
plant by closing the shut-off valves.
5.3.1 Connecting the power
supply
Î Connect the wiring as shown in Fig. 9.
Î The actuator automatically performs a
zero calibration as soon as the power
supply is applied. This is indicated by the
red LED blinking (see section 8.1.3).
NOTICE
!
Risk of malfunction due to incomplete
start-up.
The actuator is not ready to use until it has
been initialized.
EB 5824-2 EN