Mitsubishi Electronics A1SJ71E71N-B2 ユーザーズマニュアル
3
[Function]
(1) Data communication function (TCP/IP Communication and UDP/IP Communication)
Communication Function
Description
QnA series
A series
Using read/write data in the PLC CPU Reads/writes PLC CPU data from/to an external device.
!
!
Procedure exist
Using fixed
buffers
buffers
No Procedure
Reads/writes any data between PLC CPU and an external device
using fixed buffer of the Ethernet modules.
using fixed buffer of the Ethernet modules.
!
!
Using random access buffers
Exchanges data with multiple external devices, using the Ethernet
random access buffers. (no need to specify external device)
random access buffers. (no need to specify external device)
!
!
Using data link instructions
Reads/writes PLC CPU data of other stations via the Ethernet
using data link instructions.
using data link instructions.
! N/A
File transfer (FTP Server Function)
Reads/writes files in the local station using the FTP server
function, from an external device.
function, from an external device.
! N/A
(2) Other functions
Function Description
QnA
series
A
series
MELSECNET/10 relay communication
Data communication is enabled over a network system where
Ethernet and MELSECNET/10 or multiple Ethernet networks are
present.
Ethernet and MELSECNET/10 or multiple Ethernet networks are
present.
!
N/A
Router relay communication (Router
relay function)
relay function)
Communicates data via routers and gateways. (Ethernet module
does not function as a router.)
does not function as a router.)
!
!
External device existence confirmation
Checks whether or not the external device operates normally after
communication has been established (open processing).
communication has been established (open processing).
!
!
Paring open communication
Receiving connection and transmitting connection are opened as a
single pair. (For fixed buffer communication.)
single pair. (For fixed buffer communication.)
!
!
Communication using automatic open
UDP port
UDP port
Communication is enabled automatically after initial processing is
completed of local station Ethernet module. (Opening and closing
by a sequence program is unnecessary.)
completed of local station Ethernet module. (Opening and closing
by a sequence program is unnecessary.)
!
N/A
Simultaneous broadcast
Data is broadcasted simultaneously to all stations on the same
Ethernet network where the Ethernet module is located. (Using
UDP/IP)
Ethernet network where the Ethernet module is located. (Using
UDP/IP)
!
!
Access PLC CPU from GX Developer using Ethernet connection.
!
!
Please refer to the new module's User's Manual for the function versions and serial numbers of the products
!: Applicable
(CPU module and GX Developer) related to the above functions.
[Performance Specifications]
Specification
AJ71QE71N-B5T
A1SJ71QE71N-B5T
AJ71QE71N-B2
A1SJ71QE71N-B2
AJ71E71N-B5T
A1SJ71E71N-B5T
AJ71E71N-B2
A1SJ71E71N-B2
Item
10BASE5 10BASE-T
10BASE2
10BASE5 10BASE-T
10BASE2
Transmission speed
10Mbps
Transmission method
Base band
Maximum node-to-node
distance
distance
2500m
(8203ft.)
- 925m
(3035ft.)
2500m
(8203ft.)
- 925m
(3035ft.)
Maximum segment
length
length
500m
(1641ft.)
100m
(323ft.) (*1)
185m (607ft.)
500m
(1641ft.)
100m
(323ft.) (*1)
185m (607ft.)
Maximum number of
nodes per connection
nodes per connection
100 units/
segment
Cascade
connection,
maximum 4
30 units/ segment
100 units/
segment
Cascade
connection,
maximum 4
30 units/
segment
segment
Transmission
Specifications
Specifications
Minimum node interval
2.5m (8.2ft.)
-
0.5m (1.6ft.)
2.5m (8.2ft.)
-
0.5m (1.6ft.)
Number of
simultaneously open
connections allowed
simultaneously open
connections allowed
8 connections (Connections usable by the sequence program)
Fixed buffer
1k words
×
8
1k words
×
8
Send/receive
data storage
memory
data storage
memory
Random access buffer
6k words
×
1
3k words
×
2
Number of occupied I/O points
32 points
5VDC current consumption
AJ71QE71N-B5T :0.48A
AJ71QE71N-B2 :0.56A
A1SJ71QE71N-B5T:0.42A
AJ71QE71N-B2 :0.56A
A1SJ71QE71N-B5T:0.42A
A1SJ71QE71N-B2 :0.64A
AJ71E71N-B5T :0.48A
AJ71E71N-B2 :0.56A
A1SJ71E71N-B5T:0.42A
AJ71E71N-B2 :0.56A
A1SJ71E71N-B5T:0.42A
A1SJ71E71N-B2 :0.64A
12VDC external supply power capacity
(for transceiver)
(for transceiver)
(*2) (*2)
*1 Between hub and node.
*2 It is necessary to use a power supply that meets the specifications of the transceiver and AUI cable, considering the voltage drop
*2 It is necessary to use a power supply that meets the specifications of the transceiver and AUI cable, considering the voltage drop
(maximum 0.80V) in the module.