Mitsubishi Electric FX3U-232-BD User Manual page 174

FX Series PLC User's Manual - Data Communication Edition
N:N Network
2. Word devices (data registers)
Device
number
Devices for checking
Corresponding station
D8173
number settings status
Slave station quantity
D8174
setting status
Refresh range setting
D8175
status
Serial communication
D8063
error code 1 (ch 1)
Operation mode display
D8419
(ch 1)
Serial communication
D8438
error code 2 (ch 2)
Operation mode display
D8439
(ch 2)
Devices for communication setting
Corresponding station
D8176
number settings
Slave station quantity
D8177
setting
D8178 Refresh range setting
D8179 Number of retries
D8180 Monitoring time
Devices for checking communication status
D8201 Present link scan time
D8202 Maximum link scan time Maximum value of the network cycle time
Data transfer sequence
D8203
error count
D8204 Data transfer sequence
to D8210 error count
Data transmission error
D8211
code
D8212 Data transmission error
to D8218 code
R : Read only
R/W : Read or Write
M : Master station (station No. 0)
L : Slave station (station No. 1 to 7)
B-56
Name
Provided to check the station number.
Provided to check the number of slave stations.
Provided to check the refresh range.
Stores the serial communication error code for
ch 1.
Stores the communication type being used by
ch 1. (in the FX
Stores the serial communication error code for
ch 2. (in the FX
Stores the communication type being used by
ch 2. (in the FX
Provided to set the station number.
Provided to set the number of slave stations used
in communication.
Provided to set the refresh range.
Provided to set the number of retry times.
Provided to set the no-response monitoring time.
Current value of the network cycle time
Amount of data sequence errors that occurred in
the master station
Amount of data sequence errors that occurred in
a slave station.
However, data sequence errors occurring within
the slave station itself cannot be counted.
Stores the error code for the master station.
Stores the error code for a slave station.
However, data sequence errors occurring within
the slave station itself cannot be counted.
Description
, FX , FX , FX and FX
3S 3G 3GC 3U
, FX , FX and FX )
3G 3GC 3U 3UC
, FX , FX and FX )
3G 3GC 3U 3UC
10 Related Data
10.1 Related Device List
Initial Detec-
R/W
value tion
— M, L R
— M, L R
— M, L R
— M, L R
— M, L R
)
3UC
— M, L R
— M, L R
0 M, L R/W
7 M R/W
0 M R/W
3 M R/W
5 M R/W
— M R
— M R
— L R
— M, L R
— L R
— M, L R