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11
TROUBLESHOOTING
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(3) Program example
An example of the PING test performed with a sequence program is given below.
(a) System configuration
*1: The QJ71MT91 is mounted on Slot 0 of the base unit, and the head I/O No. is 0.
(b) Program conditions
This program executes a PING test when PING test execution request (Y1C)
is turned on after the PING test conditions are set.
1) PING test condition settings
Setting Item
Communication time check
Transmission count
IP address
2) Devices available for user
Device Name
QJ71MT91 input/output
External input (command)
Data register
Intelligent function module
device
Buffer Memory Address
0FE2
to 0FE3
H
Device
X0
Input
X3
X1C
Output
Y1C
X20
D10000
D10001
D10002
D10003
U0\G4064
U0\G4065
U0\G4066 to
U0\G4067
U0\G4068
U0\G4069
U0\G4070
U0\G4071
0FE0
(4064)
H
0FE1
(4065)
H
(4066 to 4067)
H
Application
Module READY
Basic parameter setting existence
PING test completed
PING test execution request
PING test execution command
For getting execution result
For getting total packet transmission count
For getting success count
For getting failure count
Communication time check
Transmission count
IP address
Execution result
Total packet transmission count
Success count
Failure count
MELSEC-Q
Set Value
2
(1s)
4
(4 times)
C0010001
H
(192.1.0.1)
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