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MELSEC-Q
2 SYSTEM CONFIGURATION
(5) The Q-series modules are applicable to remote I/O stations.
Note that the following modules have some restrictions.
Module Name Description
Q3 B, Q3 SB, Q3 RB 3, 4
Base unit for remote I/O modules
Max. mountable remote I/O modules: 1
Q6 B, Q6 RB, Q5 B 3, 4, 5 Max. mountable stages: 7
QA1S6 B, QA6 BN/A
Q6 P, Q6 RP, Q61SP 6
Q6
RP is applicable to Q6 RB.
Q61SP is applicable to Q3
SB.
QC05B, QC06B, QC12B, QC30B, QC50B,
QC100B
Overall extension cable length: 13.2m or less
6
QI60, QJ71LP21, QJ71LP21-25, QJ71LP21S-
25, QJ71LP21G, QJ71LP21GE, QJ71BR11,
QJ71WS96
N/A
QJ71E71-B5, QJ71E71-B2, QJ71E71-100
• Function version B or later is available.
• Interrupt pointers, dedicated instructions and e-mail
function are not available.
QJ71C24N, QJ71C24N-R2, QJ71C24N-R4,
QD51, QD51-R24, QJ61BT11N, QJ61BT11,
QD62, QD62D, QD62E, QD75P1, QD75P2,
QD75P4, QD75D1, QD75D2, QD75D4
Interrupt pointers and intelligent-function-module-
dedicated instructions are not available.
QJ71PB92V
Dedicated instructions and automatic refresh are not
available.
3 : Total of up to 64 modules can be mounted to a base unit.
Refer to the data book for the latest information.
A-series and QnA-series modules are not usable.
4 : Online module change can be performed for modules mounted on Q3 B,
Q3
RB, Q6 B or Q6 RB. Modules mounted on the following base unit
cannot be replaced online.
1) Q3
SB
2) Q5
B (Modules mounted on Q3 B cannot be replaced online, while
those mounted on Q6
B can be replaced online.)
5 : When using the Q5 B, calculate the operating voltage of the Q5 B and
confirm that it is within the specified range. Refer to the QCPU (Q Mode)
User's Manual (Hardware Design, Maintenance and Inspection) for the
calculation expression, and to the Data Book for the current consumption of
each module mounted to the base unit.