Interlock Program - Mitsubishi Electric MELSEC-Q Series User Manual

7.3.2

Interlock program

The interlock program described here prevents Automatic address detection command (Yn1) from being turned on
while parameter access is being executed
automatic address detection.
The following shows an interlock program in which the start I/O number of the master module is assigned to X/Y00 to
X/Y1F.
*1 This is the state where Parameter access completion flag (X(n+1)1) is off or Automatic address detection flag (X(n+1)4)
is on.
(1) Devices used by users
M0
X0
X1
X3
X11
X14
Y1
(2) Program example
*1
or the automatic address detection is in progress
Device Description
Program starting contact
Module READY
DP/DN short error
Transmission cable voltage drop error
Parameter access completion flag
Automatic address detection flag
Automatic address detection command
CHAPTER 7 VARIOUS SETTINGS
*1
, allowing proper
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