Mitsubishi MELSEC-Q Series User Manual page 457

10
FUNCTIONS AND PROGRAMMING
(3) Access via MELSECNET/H module
1.Connected 2.Connected
network station CPU
QCPU
MELSECNET/H
(Q mode)
QCPU
(Q mode)
MELSECNET/10
QnACPU
QCPU
(A mode), ACPU
The following explains the accessible range and devices when access is made via a
MELSECNET/H module.
(a) Accessible range
This section provides a system configuration for access via a MELSECNET/H
module and a table showing accessibility of each target CPU.
1) System configuration
C Controller module
Figure 10.24 Accessible range for access via MELSECNET/H module
2) Accessibility table
The following table indicates whether access can be made or not for each
case.
The self station and connected station CPUs are all accessible.
Table10.25 Accessibility table
QCPU
3.Relayed network
Q mode
*1
MELSECNET/H
*2
MELSECNET/10
MELSECNET(II)
Ethernet
Computer link
CC-Link
MELSECNET/H
MELSECNET/10
MELSECNET(II)
Ethernet
Computer link
CC-Link
MELSECNET/H
MELSECNET/10
MELSECNET(II)
Ethernet
Computer link
CC-Link
MELSECNET/H
MELSECNET/10
MELSECNET(II)
Ethernet
Computer link
CC-Link
* 1 Access is allowed when the MELSECNET/H module of the connected station is in the
MELSECNET/H mode.
* 2 Access is allowed when the MELSECNET/10(H) module of the connected station is in the
MELSECNET/10 mode.
10.3 Programming Using MELSEC Data Link Functions
10.3.12 Accessible ranges and devices of MELSEC data link functions
1
Connected network
Connected
station CPU
4.Target CPU
QnACPU ACPU
A mode
2
Connected Relayed
module module
3
Relayed network
4
Destination
Target
module
CPU
C Controller
MELSECNET/
module, PC
H board (PC)
CPU module
: Accessible, : Inaccessible
10
9
10
11
12
13
14
15
16
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