Festo VIFB-02 Series Manual page 67

VIFB8 – 02
4-32
4. Installation
Remark:
Protection against electric shock (protection ag-
tainst direct and indirect contact) is guarantee on
Festo valve terminals by the use of PELV power
units in accordance with EN 60204-1/IEC 204.
The valve terminals must be earthed in order to
ensure function (e.g. EMC).
Operating
voltage
connection
Fig. 4/19: Position of operating voltage
connection
The following components of the valve termi-
nal/valve sensor terminal are supplied separately
with +24V DC via this connection:
•
The operating voltage for the electronic com-
ponents and/or inputs (tolerance: ± 25%)
•
The operating voltage for the outputs
(tolerance: ± 10%)
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