Clearing Operation - Mitsubishi Electric MELSEC iQ-RJ71EN71 User Manual

Clearing operation

■Case of the CPU module (built-in Ethernet port part)
Execute clearing by turning off and on 'IP address storage area clear request' (SM1522).
1.
Turn on 'IP address storage area clear request' (SM1522).
2.
Check the write results with the following special relays and special registers.
Device
'IP address storage area clear request' (SM1522)
'IP address storage area clear error' (SM1523)
'IP address storage area clear error cause'
(SD1527)
3.
Power off and on or set the CPU module.
4.
Check the IP address with the buffer memory. ( Page 345 CPU module (built-in Ethernet port part))
■Case of the RJ71EN71 or RnENCPU (network part)
Execute clearing by turning off and on 'IP address storage area clear request' (Un\G11712.0).
1.
Turn on 'IP address storage area clear request' (Un\G11712.0).
2.
Check the write results with the following buffer memory areas.
Buffer memory
'IP address storage area clear request' (Un\G11712.0)
'IP address storage area clear error' (Un\G11713.0)
'IP address storage area clear error cause' (Un\G11714)
3.
Power off and on or set the CPU module.
4.
Check the IP address with the buffer memory. ( Page 336 RJ71EN71, RnENCPU (network part))
■Operation of the special relays and special registers, or of the buffer memory
The following section shows the operation of the special relays and special registers or of the buffer memory when clearing
the IP address storage area.
• Operation at normal completion
Clear request
ON
(SM1522)
OFF
(Un\G11712.0)
Clear error
ON
(SM1523)
OFF
(Un\G11713.0)
Clear error cause
(SD1527)
(Un\G11714)
• Operation at abnormal completion
Clear request
ON
(SM1522)
OFF
(Un\G11712.0)
Clear error
ON
(SM1523)
OFF
(Un\G11713.0)
Clear error cause
(SD1527)
(Un\G11714)
1 FUNCTIONS
216
1.16 IP Address Change Function
At normal completion
Off
Off

Clear start Clear completed
Clear start Clear failed
The system is powered
on when clearing was
failed.
At normal completion
Off
Off

The system is powered
off when clearing was
completed.
0
Clear start
The system is powered
off when clearing starts.
Error cause
At abnormal completion
Off
On
Stores the cause of the error
At abnormal completion
Off
On
Stores the cause of the error
Clear completed
0