Instruction manual
2 - 33 
2 SYSTEM CONFIGURATION 
(5) Basic specifications of Q173D(S)CPU/Q172D(S)CPU 
(a) Module specifications 
Item  Q173DSCPU  Q172DSCPU Q173DCPU Q173DCPU-S1 Q172DCPU Q172DCPU-S1
Internal current consumption 
(5VDC) [A] 
1.75 
(Note-1)
 1.44 
(Note-1)
1.25 1.30 1.25 1.30 
Mass [kg]  0.38  0.33 
Exterior dimensions [mm(inch)] 
120.5 (4.74)(H) 
 27.4 (1.08)(W) 
 120.3 (4.74)(D) 
98 (3.85)(H) 
 27.4 (1.08)(W)   119.3 (4.70)(D) 
(Note-1): The current consumption (0.2[A]) of manual pulse generator/incremental synchronous encoder connected to the internal I/F 
connector is not included. 
(6) SV13/SV22 Motion control specifications/performance 
specifications 
(a) Motion control specifications 
Item Q173DSCPU Q172DSCPU Q173DCPU(-S1) Q172DCPU(-S1) 
Number of control axes  Up to 32 axes  Up to 16 axes  Up to 32 axes  Up to 8 axes 
Operation cycle 
(default) 
SV13 
0.22ms/ 1 to 4 axes 
0.44ms/ 5 to 10 axes
0.88ms/ 11 to 24 axes
1.77ms/25 to 32 axes
0.22ms/ 1 to 4 axes 
0.44ms/ 5 to 10 axes
0.88ms/ 11 to 16 axes
0.44ms/ 1 to 6 axes 
0.88ms/ 7 to 18 axes 
1.77ms/19 to 32 axes 
0.44ms/ 1 to 6 axes 
0.88ms/ 7 to 8 axes 
SV22 
0.44ms/ 1 to 6 axes
0.88ms/ 7 to 16 axes
1.77ms/17 to 32 axes
0.44ms/ 1 to 6 axes
0.88ms/ 7 to 16 axes
0.44ms/ 1 to 4 axes 
0.88ms/ 5 to 12 axes 
1.77ms/13 to 28 axes 
3.55ms/29 to 32 axes 
0.44ms/ 1 to 4 axes 
0.88ms/ 5 to 8 axes 
Interpolation functions 
Linear interpolation (Up to 4 axes), Circular interpolation (2 axes), 
Helical interpolation (3 axes) 
Control modes 
PTP(Point to Point) control, Speed control, 
Speed-position control, Fixed-pitch feed, 
Constant speed control, Position follow-up control, 
Speed control with fixed position stop, 
Speed switching control, 
High-speed oscillation control, 
Speed-torque control, 
Synchronous control (SV22 (Virtual mode 
switching method/Advanced synchronous control 
method)) 
PTP(Point to Point) control, Speed control, 
Speed-position control, Fixed-pitch feed, 
Constant speed control, Position follow-up control, 
Speed control with fixed position stop, 
Speed switching control, 
High-speed oscillation control, 
Synchronous control (SV22) 
Acceleration/ 
deceleration control 
Trapezoidal acceleration/deceleration, S-curve acceleration/deceleration, 
Advanced S-curve acceleration/deceleration 
Compensation  Backlash compensation, Electronic gear, Phase compensation (SV22) 
Programming language 
Motion SFC, Dedicated instruction, 
Mechanical support language (SV22) 
(Note-1)
Motion SFC, Dedicated instruction, 
Mechanical support language (SV22) 
Servo program capacity  16k steps 
Number of positioning points  3200 points (Positioning data can be designated indirectly) 
Peripheral I/F 
USB/RS-232/Ethernet (Via PLC CPU) 
PERIPHERAL I/F (Motion CPU) 
USB/RS-232/Ethernet (Via PLC CPU) 
PERIPHERAL I/F (Motion CPU) 
(Note-2)
Home position return function 
Proximity dog type (2 types), Count type (3 types), 
Data set type (2 types), Dog cradle type, 
Stopper type (2 types), Limit switch combined 
type, Scale home position signal detection type, 
Dogless home position signal reference type 
Proximity dog type (2 types), Count type (3 types), 
Data set type (2 types), Dog cradle type, 
Stopper type (2 types), Limit switch combined 
type, Scale home position signal detection type 
Home position return re-try function provided, home position shift function provided 
JOG operation function  Provided 










