Siemens siprotec 7SA522, User Manual

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Installation and Commissioning
8-19
7SA522 Manual
C53000-G1176-C119-2
Figure 8-12 Location of the Jumpers for Configuring the Profibus–Interface Terminating
Resistors
To Reassemble
the Device To reassemble the device, proceed as follows:
o
Carefully insert the boards into the case. The installation locations of the boards are
shown in Figure 8-7 and 8-8.
For the model of the device designed for surface mounting, use the metal lever to in-
sert the CPU board. The installation is easier with the lever.
o
First insert the plug connectors on the ribbon cable in the input/output modules I/O and
then on the processor module CPU. Be careful not to bend any of the connecting pins!
Do not use force!
o
Insert the plug connector of the ribbon cable between the processor module CPU and
the front cover in the socket on the front cover.
o
Press the latches of the plug connectors together.
o
Replace the front cover and secure to the housing with the screws.
o
Replace the covers.
o
Re-fasten the interfaces on the rear of the device housing.
This activity is not necessary if the device is for surface mounting.
X3
3 1 2
X4
3 1 2
Jumper
Terminating resistors
Connected Disconnected
X3 1-2 2-3*
)
X4 1-2 2-3*
)
*
)
Factory Set
C53207-A322-
2 3 4
B100
B101