Starting Up the Computing Unit
Release 11/02
2-3
SIMATIC Panel PC 870 Computing Unit, Equipment Manual
2.2
Ensuring Readiness for Operation
Connecting and turning on the computer unit
Before you connect the computer unit to the mains, connect the operating unit (see
“Operating Unit” equipment manual) and, as applicable, appropriate peripherals
(see Chapter 3):
1. Plug the connecting cables into the appropriate female connectors on the
interface side of the computer unit (see Sections 3.1 and 3.2).
2. Before you connect the device to the mains, observe the following information
with regard to the power supply and the equipotential bonding.
Since the computer unit does not possess a mains switch, it will be ready for
service immediately after the mains plug has been connected.
Power supply
Socket connector for AC–
powered non-heating ap-
pliances
(with DC-powered devices,
a screw-type terminal as an
option)
Equipotential bonding
connection
Figure 2-1
Power supply connection
The AC power supply of the computer unit is designed for 120/240 V systems.
The power supply has a wide-range input; therefore, no setting of the voltage
range is required.
The DC power supply of the computer unit is designed for 24 V systems.
Mains power supply
The device is intended for connection to grounded power supply systems
(TN systems to VDE 0100, Part 300, or IEC 364-3).
Summary of Contents for Simatic PC Panel PC 870
Page 4: ...Chapter For your notes ...
Page 12: ...Contents Release 11 02 xii SIMATIC Panel PC 870 Computing Unit Equipment Manual ...
Page 94: ...Fault Diagnosis Release 11 02 6 10 SIMATIC Panel PC 870 Computing Unit Equipment Manual ...
Page 130: ...Hardware Information Release 11 02 7 36 SIMATIC Panel PC 870 Computing Unit Equipment Manual ...
Page 154: ...Index Release 11 02 Index 4 SIMATIC Panel PC 870 Computing Unit Equipment Manual ...