Mitsubishi Electric A173UHCPU Programming Manual page 16

1. GENERAL DESCRIPTION
Differences between A273UHCPU, A173UHCPU(-S1) and A172SHCPUN
Item
Number of control axes
Operation cycle
Cam data
PLC CPU
Processing speed (µs/step)
Number of real I/O points
Number of I/O device points
Memory capacity
Main sequence
Program capacity
Sub sequence
Internal relay (M)
Link relay (B)
Timer (T)
Data register (D)
Link register (W)
Annunciator (F)
Index register (V, Z)
Number of PLC extension bases
Number of SSCNET interfaces
Number of motion slots
Pulse generator/synchronous
encoder, external signal input
modules
PBUS I/O module
Manual pulse generator
Synchronous encoder (SV22)
NMI input
High-speed read
PLC input module
Sequence program/parameters
Servo program
Mechanical system program (SV22)
Cam data (SV22P)
System settings
Parameters
A173UHCPU(-S1)
32-axes
SV 3.5ms/1 to 20 axes
13 7.1ms/21 to 32 axes
3.5ms/1 to 12 axes
SV
7.1ms/13 to 24 axes
22
14.2ms/25 to 32 axes
A173UHCPU Max. 64 pcs.
A173UHCPU
Max. 256 pcs.
-S1
A3UCPU equivalent
0.15
2048 points(Range of one
extension base)
8192 points
256k bytes
(for A173UHCPU)
1024k bytes
(for A173UHCPU-S1)
30k steps
30k steps
8192 points
8192 points
2048 points
8192 points
8192 points
2048 points
14 points
1 base
4 channels
8 slots
(A178B-S3 use)
Four A172SENC modules
usable
256 points
3 pcs. usable
4 pcs. usable
1 point
8 points
Those started on
A173UHCPU and created
on A273UHCPU (32-axes
feature) by file read can be
used as is.
Must be set anew.
1 − 2
A172SHCPUN
8-axes
3.5ms/1 to 8 axes
Max. 64 pcs.
A2SHCPU (memory
enhanced) equivalent
Direct 0.25 to 1.9
Refresh 0.25
1024 points
2048 points
192k bytes
30k steps
None
2048 points
1024 points
256 points
1024 points
1024 points
256 points
2 points
1 base
2 channels
2 slots
(A178B-S1 use)
One A172SENC module
usable
256 points
1 pc. usable
1 pc. usable
1 point
8 points
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A273UHCPU
32-axes
3.5ms/1 to 12 axes
SV
7.1ms/13 to 24 axes
13
14.2ms/25 to 32 axes
3.5ms/1 to 8 axes
SV
7.1ms/9 to 18 axes
22
14.2ms/19 to 32 axes
Max. 256 pcs.
A3UCPU equivalent
0.15
2048 points
8192 points
Varies with memory
cassette
30k steps
30k steps
8192 points
8192 points
2048 points
8192 points
8192 points
2048 points
14 points
7 bases
4 channels
8 slots × up to 4 extension
bases allowed
Four A287EX/A273EX
usable
256 points
3 pcs. usable
12 pcs. usable
3 points
8 points
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