Mitsubishi MELSEC-QnA Series User Manual page 9

(2) A1SJ72QLR25, A1SJ72QBR15
Item
Maximum link X/Y
points per
B
network
W
Maximum link points per
station
Maximum number of I/O
points per remote I/O station
Communication speed
Communication method
Synchronization method
Encoding method
Transmission route format
Transmission format
Maximum number of networks 239
Number of stations for
connection per network
Overall distance
(Station-to-station distance)
*1
Error control method
RAS function
Transient transmission
Connection cable
Applicable connector
5VDC current consumption
Weight
*1: The distance between stations is restricted in accordance with the type of cable and number
of stations. Refer to Reference Manual of master module in use for details.
For general specifications of the network module, refer to the user's manual for the PLC CPU
that is to be used.
A1SJ72QLR25
8192 points
8192 points
8192 points
Remote master station
Y+B
+ (2 W)
8
Remote I/O station
X +B
+ (2 W)
8
Remote master station
Remote sub-master station
Y+B
+ (2 W)
8
X+Y<1024 (main base unit + 1 extension base units)
When X and Y overlap, either of them becomes effective.
10Mbps (equivalent to 20Mbps
for multiple transmission)
Token ring
Frame synchronization
Manchester encoding
Duplex coaxial loop
Conform to HDLC (frame format)
65 stations
Remote master station: 1
Remote I/O stations: 64
3C-2V 19.2km(300m)
5C-2V 30km(500m)
-
16 12
Retry by CRC (X +X
Loop back function due to abnormality detection and cable
disconnection (A1SJ72QLR25)
Diagnostic function for local link circuit check
Abnormality detection by link special relay, resistor
Network monitor, each type of diagnostic function
Monitoring with peripheral device, program up/download
Equivalent to 3C-2V, 5C-2V cables (Arranged by user)
Equivalent BNC-P-3-NiCAu (For 3C-2V),
BNC-P-5-NiCAu (For 5C-2V) (DDK) (Arranged by user)
1.24A
0.42kg
3
Specifications
A1SJ72QBR15
remote I/O station
<1600 bytes
remote master station
<1600 bytes
remote sub-master station
remote master station
<2000 bytes
10Mbps
Token bus
Single coaxial bus
33 stations
Remote master station: 1
Remote I/O stations: 32
3C-2V
5C-2V
Can be extended to 2.5km when
used with a repeater module
(A6BR10, A6BR10-DC)
5
+X +1) and overtime
0.70A
0.43kg
300m(300m)
500m(500m)