Chapter 4 Starting and Stopping
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4.1 Checking the Switch before Starting
The controller module has the operation mode switch and nV-Tool Ethernet IP address
setting switch. Check if these switches are correctly set.
■ Operation mode key switch
Table 4
−
1 Operation mode key switch
Key position Description Key switch
HALT
・
The controller starts in HALT mode when the power is
turned on.
・
A HALT command is invoked when set from other key
position.
・
RUN mode cannot be selected from nV- Tool.
RUN
・
The controller starts in RUN mode when the power is
turned on.
・
A RUN command is invoked when set from other key
position.
・
HALT mode can be selected from nV- Tool.
PRUN
・
Same as the RUN position except that programs
cannot be changed from nV- Tool.
■
Mode setting switch
Table 4-2 Function of mode setting switch
DSW NO.
Function Description Dip switch
DSW-1 Reserved by
manufacturer
Always turn these switches
off.
DSW-2
DSW-3
DSW-4
DSW-5
DSW-6
DSW-7 ON Memory clear
selection
Memory is cleared when the
power is turned on next time
.
DSW-8 ON
◆
Important
・
When “memory clear” is specified, programs and control data are initialized the
next time the power is turned on.
HALT
RUN
PRUN
HALT
RUN
PRUN
HALT
RUN
PRUN
DSW-2
DSW-1
DSW-3
DSW-4
DSW-5
DSW-6
DSW-7
DSW-8
OFF
ON