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1 OVERVIEW
1.2 Comparison between Q170MCPU and Q173DCPU/Q172DCPU
(1) Comparison of hardware
Item Q170MCPU Q173DCPU Q172DCPU
Power supply Built-in (24VDC) Power supply module (24VDC, 100VAC, 200VAC)
PLC CPU area Q03UDCPU or equivalent (20k steps) QnUD(E)(H)CPU
Program capacity 20k steps 30k to 260k steps
LD instruction processing speed 0.02µs 0.0095 to 0.02µs
Motion CPU area Q172DCPU or equivalent (16 axes) Q173DCPU Q172DCPU
Forced stop input Use forced stop input terminal
Main base unit None
Multiple CPU high speed main base unit
(Q38DB/Q312DB)
Extension base unit 1 extension (Q52B/Q55B usable) 7 extensions
Base unit
GOT bus
connection
• Extension base unit use:
Connection after the extension base
unit of stage 1
• Extension base unit not use:
Direct bus connection to Motion
controller
Bus connection on main base unit or extension base unit
Q172DLX 2 modules 4 modules 1 module
Q172DEX Unusable 6 modules 4 modules
Q173DPX
(Note-1)
3 modules 4 modules 3 modules
Motion
module
Base unit for
installation
Extension base unit
Main base unit, Extension base unit
(Impossible to install on I/O slots of 0 to 2 main base unit)
Battery Demand
Q6BAT Packed together with Motion controller
Q7BAT (Large capacity) Usable (sold separately) Unusable
Number of CPUs 2 modules 2 to 4 modules
CPU No.1 PLC CPU area PLC CPU module, C controller module
CPU No.2 Motion CPU area
CPU No.3 —
Multiple CPU
system
CPU No.4 —
PLC CPU module, Motion CPU module,
C controller module
Mounting method
Be sure to mount Motion controller on
control panel by fixing screws
Be sure to install Motion CPU modules on main base unit
by fixing screws
Exterior dimensions [mm(inch)]
178 (7.01)(H)
52 (2.05)(W)
135 (5.31)(D)
98 (3.85)(H)
27.4 (1.08)(W)
119.3 (4.69)(D)
Medium of operating system
software
CD-ROM (1 disk)
SV13 SW8DNC-SV13QG SW8DNC-SV13QB SW8DNC-SV13QD
SV22 SW8DNC-SV22QF SW8DNC-SV22QA SW8DNC-SV22QC
Model of
operating system
software
SV43 — SW7DNC-SV43QA SW7DNC-SV43QC
PLC CPU area GX Developer Programming
tool
Motion CPU area MT Developer2
(Note-1): When using the incremental synchronous encoder (SV22 use), you can use above number of modules.
When connecting the manual pulse generator, you can use only 1 module.