Temporary Error Invalid Station Setting Function - Mitsubishi Electric MELSEC-Q Series User Manual

8.3.7

Temporary error invalid station setting function

Even if a data link error occurs in a slave station, the station is not detected as a faulty station in the master station and
local station. This setting can be configured even during data link, unlike the error invalid station setting function.
This function is used to exchange slave stations for maintenance or for other purposes during data link.
● If an error occurs in all the slave stations set as a temporary error invalid station, the ERR. LED turns on.
(1) Input and output status of a temporary error invalid station
Cyclic transmission data in a station set as a temporary error invalid station are all refreshed.
If an error occurs in a station set as a temporary error invalid station, the input is held, and the output is turned off.
(2) Setting method
Configure the setting using one of the following methods.
• CC-Link diagnostics (
• Link special relays (SBs) or link special registers (SWs)
Values in parentheses are buffer memory addresses and bit numbers.
Temporary error invalid station
specification
Temporary error invalid station
specification canceling
168
Page 321, Section 11.4.6)
Item Link special relay (SB) and link special register (SW) to be used
• Temporary error invalid request (SB0004) (5E0
• Temporary error invalid acceptance status (SB0048) (5E4
• Temporary error invalid complete status (SB0049) (5E4
• Temporary error invalid station setting information (SB0076) (5E7
• Multiple temporary error invalid station specification (SW0003) (603
• Temporary error invalid station specification (SW0004 to SW0007) (604
• Temporary error invalid station specification result (SW0049) (649
• Temporary error invalid status (SW007C to SW007F) (67C
• Temporary error invalid canceling request (SB0005) (5E0
• Temporary error invalid canceling acknowledgement status (SB004A) (5E4
b10)
• Temporary error invalid canceling complete status (SB004B) (5E4
• Temporary error invalid station setting information (SB0076) (5E7
• Multiple temporary error invalid station specification (SW0003) (603
• Temporary error invalid station specification (SW0004 to SW0007) (604
• Temporary error invalid station specification cancel result (SW004B) (64B
• Temporary error invalid status (SW007C to SW007F) (67C
, b4)
H
, b8)
H
, b9)
H
, b6)
H
)
H
to 607
H
)
H
to 67F )
H H
, b5)
H
,
H
, b11)
H
, b6)
H
)
H
to 607
H
)
H
to 67F )
H H
)
H
)
H