GW PN/ASCII...
14
PHOENIX CONTACT
3886_en_A
2.4
Connecting the power supply
The device can be connected to a single power source or two power sources for
redundancy. The GW PN/ASCII... is powered using a +24 V DC SELV power supply. The
power supply is connected by way of COMBICON plug-in screw terminal blocks (24 V and
0 V).
Figure 2-4
Single power supply connection
Figure 2-5
Redundant power supply connection
CAUTION:
Incorrect connection may result in damage to equipment and/or serious personal injury.
Only qualified personnel may connect the power, start up, and operate this device.
According to the safety instructions in this text, qualified personnel are persons who are
authorized to start up, to ground, and to mark devices, systems, and equipment according
to the standards of safety technology. In addition, these persons must be familiar with all
warning instructions and maintenance measures in this text.
Disregarding this warning may result in damage to equipment and/or serious personal
injury.
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