Mitsubishi MELSEC-A Series Reference Manual page 65

4. COMPOSITION OF A THREE-TIER SYSTEM
Module Model
A2USHCPU-
S1
+A1SJ71AP2
1
A2USHCPU-
S1
+A1SJ71AR2
1
Q2ASCPU
+A1SJ71AP2
1
Q2ASCPU
+A1SJ71AR2
1
Q2ACPU-S1
CPU
+A1SJ71AP2
module
1
+ A1SJ71AT21
link B
Q2ACPU-S1
modules
+A1SJ71AR2
(two)
1
Q2ASHCPU
+A1SJ71AP2
1
Q2ASHCPU
+A1SJ71AR2
1
Q2ASHCPU-
S1
+A1SJ71AP2
1
Q2ASHCPU-
S1
+A1SJ71AR2
1
Table 4.2 Link modules available for the three-tier system (Continued)
MELSECNET data link
Second tier
MELSEC
MELSECNET
NET
mode
mode
M L R M L
*2: MELSECNET, MELSECNET
second tier.
*3: Applicable when the A1SJ71AT21B is used.
Applicable system
MELSECNET/B data link
MELSECNET
MELSECNET
composite
mode
mode
M L R L/m r
*2
, and MELSECNET
4 - 17
Third tier
MELSEC MELSECNET
NET composite
mode mode
L/m L/m r
Use the station number
*2*3 *2*3
setting switch to set the
selection of master or
local station.
composite modes can be used for the
: Available
Remarks