Festo SFC-DC series, Manual

Page: 52 / 202

3. Installation
3−8
Festo P.BE−SFC−DC−IO−EN en 0801a
The power supply must fulfil the following requirements:
Power supply Value
Load supply (pins O1, O2)
Rated current
Peak current
Internal fuse 24 VDC ± 10 %
3 A ± 30 %
5 A ± 30 %
7 A very quick acting
Logic supply (pins 1, 2)
Rated current
Peak current
Internal fuse 24 VDC ± 10 %
0.1 A ± 30 %
0.8 A ± 30 %
1 A slow−blowing
Tab.3/4: Power supply specifications
1 2 3 4 A1 5 A2
1 2 3
1
Equipotential bonding absolutely necessary!
2
External fuses
(optional, for protection of the internal fuses)
3
Earth connection (optional, see section 3.3)
Fig.3/2: Power supply connection example