Mitsubishi Electric Q172CPUN - Differences between Q173 CPU(N);Q172 CPU(N) and A173 UHCPU;A172 SHCPUN

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1 OVERVIEW
1.2.4 Differences between Q173CPU(N)/Q172CPU(N) and A173UHCPU/A172SHCPUN
(1) Differences between Q173CPU(N)/Q172CPU(N) and
A173UHCPU/A172SHCPUN
Item Q173CPU(N) Q172CPU(N) A173UHCPU A172SHCPUN
Number of control axes Up to 32 axes Up to 8 axes Up to 32 axes Up to 8 axes
Operation cycle
0.88ms/1 to 4 axes
1.77ms/5 to 12 axes
3.55ms/13 to 24 axes
7.11ms/25 to 32 axes
(Default)
(It can be set by the
parameters.)
0.88ms/1 to 4 axes
1.77ms/5 to 8 axes
(Default)
(It can be set by
the parameters.)
3.55ms/1 to 12 axes
7.11ms/13 to 24 axes
14.2ms/25 to 32 axes
3.55 ms/1 to 8 axes
Number of programs 1024
512 (256 each in the
first/second half)
256
Number of simultaneous start
programs
Axis designation
program : 32
Control program : 16
Axis designation
program : 8
Control program : 16
8
Program capacity 248k bytes 126k bytes 59k bytes
Number of positioning points Approx. 10600 points Approx. 5400 points Approx. 2700 points
Programming tool IBM PC/AT PC9800 series, IBM PC/AT, A30TU, A31TU
Peripheral devices I/F USB/RS-232/SSCNET RS-422/SSCNET
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
(Home position return retry function provided,
Home position shift function provided)
Proximity dog type, count type,
data set type 1
Manual pulse generator operation
function
Possible to connect 3 modules
Possible to connect
1 module
Limit switch output function
Output point : 32 points,
Watch data : motion control data/word device
Output point : 8 points/axis,
ON/OFF setting points : 10 points/axis
Number of SSCNET I/F
(Included SSCNET interface 1CH to
the parsonal computer)
5CH
(Note-1)
2CH 4CH 2CH
Number of motion slots
Up to 64 slots
(Up to 7 extension bases of the Q series)
8 slots 2 slots
Motion control
Number of Motion related modules
Q172LX : 4 modules
Q173PX : 1 module
Q172LX : 1 module
Q173PX : 1 module
A172SENC : 4 modules A172SENC : 1 module
Number of I/O (X/Y) points 8192 points 2048 points
Number of real I/O (PX/PY) points Total 256 points