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Chapter 3 Preparing for
Operation (Hardware)
3.1 EN311 Setup Flowchart (Hardware)
The following is the flowchart for EN311 setup.
Figure 3-1 EN311 Setup Flowchart
Warning
• Build emergency stop, interlock, and similar circuits outside the PC that includes the EN311.
If a breakdown or malfunction occurs in the PC or the EN311, there is the danger that some-
one could be hurt or fatally injured. Also, other equipment could be damaged or a breakdown
could occur.
Caution
• Take all necessary safety precautions before performing operations such as changing a run-
ning program, forcing output, or switching to RUN (operate) or HALT (stop) modes.
Equipment can be damaged and breakdowns can be caused by operating this equipment
incorrectly.
Start
Set the 10BASE5/2 selection switch
Mount the EN311 onto an S controller G3 I/O bus
Connect the EN311 to the network
Select which LAN is to be used by setting the
10BASE5/10BASE2 selection switch.
See section 3.2, "Switch Settings", for details.
Mount the EN311 in an S controller G3 path and
tighten the mounting screws.
See the section about "Mounting Modules" in "S3
User's Manual - Hardware" for details.
Connect either the 10BASE5 AUI cable or the
10BASE2 coaxial cable.
See section 3.4, "Connecting to the Network", for
details.
Connect a 12-V DC power supply to the MAU
power supply terminal block and attach the terminal
block cover.
See section 3.5, "MAU Power Supply", for details.
Provide 12-
V DC power to the MAU power supply
terminal block
End
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