24 V Operating Voltage Connection - Festo VIFB-02- Series Manual

VIFB1 – 02
4-30
> IFB1-02_BES_V_018474g1_1996-04N - Restored Document - 2011-12-15 <
4. Installation

24 V operating voltage connection

WARNING
An electrically isolating transformer as per
EN 60742/IEC 742 with at least 4 kV isola-
tion resistance is requiered in order that the
operating voltages can be reliably separated.
The connection for the operating voltage is on
the left-hand edge of the base unit of the valve
terminal/valve sensor terminal.
Operating
voltage
connection
Fig. 4/21: Position of operation voltage
connection
POWER
BUS
BUS
9604