Block Diagram - Siemens Panel PC 670 Equipment Manual

Remote Mount Form Factor
5.1.2

Block diagram

The logical design of the remote mount form factor can be seen in Figure 5-2:
S The transmitter is mounted on the computing unit.
S The receiver is mounted on the operating unit.
S The distance between the transmitter and the receiver (not more than 20 m) is brid-
ged by the interconnecting cable.
Computing unit
Operating unit
Display
LVDS Rec.
Keyboard
À À À
À À À
À À À
Fig. 5-2 Block diagram of central configuration
5-4
LVDS
Transmitter
USB
HUB
Power supply
AC DC or DC DC
120 – 240 V or 24 V
SIMATIC Panel PC 670 / 870 Operating Unit, Equipment Manual
Receiver
12 V DC, 5 V DC,
3.3 V DC
Keyboard
À À À À
À À À À
Power
supply
120 – 240 V
or
24 V
Edition 07/02