Siemens SIMATIC NET CP 343-1 ユーザーズマニュアル
3 Installation and Commissioning
B3L−12
CP 343-1 Lean for Industrial Ethernet / Manual Part B3L
Release 03/2007
C79000-G8976-C198-04
Slider for setting
the chassis
ground contact
Attachment to Industrial
Ethernet:
2 x 8-pin RJ-45 jack
Figure 3-1
Connectors of a CP 343−1 Lean with the Front Panel Open
Ground/Chassis Ground Concept
Notice
Please note the instructions regarding the grounding and chassis ground concept
in the SIMATIC S7 installation guides; see “SIMATIC S7 Programmable Controller
S7−300 − Installation and Hardware: Installation Manual” /1/.
Please note the instructions regarding the grounding and chassis ground concept
in the SIMATIC S7 installation guides; see “SIMATIC S7 Programmable Controller
S7−300 − Installation and Hardware: Installation Manual” /1/.
Behind the hinged panel on the left of the device, you will see a slider with which
you can connect or disconnect the chassis ground of the 24 V power supply with
reference ground.
you can connect or disconnect the chassis ground of the 24 V power supply with
reference ground.
S Slider pushed in: chassis and reference ground connected (note: the slider
must be felt to lock in place).
S Slider pulled out: No connection between chassis and reference ground.
When shipped: Slider pushed in
When shipped: Slider pushed in
Use a screwdriver to set the slider.
Note
An Ethernet cable can also be inserted and removed with the power supply on.
An Ethernet cable can also be inserted and removed with the power supply on.