Mitsubishi Electric MELSEC Q Series Reference Manual page 37

(1) When Universal model QCPU is used for control station
Up to 120 stations including one control station and 119 normal stations can be connected. (One control station is
needed for a single network.)
Item
Network type
Station No.
Link relay (LB)
Link register (LW)
Link device
Link input (LY)
range
Link output (LY)
Link special relay (SB)
Link special register (SW)
*1 The receive range for other station's data varies depending on the CPU module. (
*2 The receive range for other station's data varies depending on the CPU module. (
(2) When other than Universal model QCPU is used for control station
Up to 64 stations including one control station and 63 normal stations can be connected. (One control station is
needed for a single network.)
Item
Network type
Station No.
Link relay (LB)
Link register (LW)
Link device
Link input (LY)
range
Link output (LY)
Link special relay (SB)
Link special register (SW)
*1 The receive range for other station's data varies depending on the CPU module. (
*2 The receive range for other station's data varies depending on the CPU module. (
*3 A station with a Basic model QCPU or safety CPU operates as a normal station. (It cannot be set to a control station.)
Basic model QCPU
Safety CPU
Station No.1 to 64
*1
LB0 to 3FFF
*1
LW0 to 3FFF
*2
Basic model QCPU
Safety CPU
Normal station
*1
LB0 to 3FFF
*1
LW0 to 3FFF
*2
CHAPTER 2 SYSTEM CONFIGURATION
High Performance
model QCPU
Process CPU
Redundant CPU
Normal station
LB0 to 7FFF
LW0 to 1FFFF
LX0 to 1FFF
LY0 to 1FFF
SB0 to 1FF
SW0 to 1FF
Page 65, Section 4.1.1 (5))
Page 68, Section 4.1.2 (5))
High Performance
model QCPU
Process CPU
Redundant CPU
Control station and
*3
normal station
Station No.1 to 64
LB0 to 7FFF
LW0 to 1FFFF
LX0 to 1FFF
LY0 to 1FFF
SB0 to 1FF
SW0 to 1FF
Page 65, Section 4.1.1 (5))
Page 68, Section 4.1.2 (5))
2
Universal model
QCPU
Control station and
normal station
Station No.1 to 120
Universal model
QCPU
Normal station
35