Mitsubishi Electric A173UHCPU User Manual page 25

1. SPECIFICATIONS OF MOTION SYSTEM COMPONENTS
Item
Control method
I/O control method
Programming language
Sequence instructions
Basic instructions
Number of instructions
Special instructions
Motion dedicated instructions
Direct method
Processing speed ( s)
(sequence instructions) Refresh method
No. of I/O points
5
No. of real I/O points *
Watchdog timer (WDT)
Memory capacity (internal RAM)
Main sequence program
Program capacity Sub-sequence program
Micro computer program
No. of internal relays (M) *
No. of latch relays (L)
No. of step relays (S)
No. of link relays (B)
Points
Timers (T)
Specifications
Points
Device
Counters (C)
Specifications
No. of data registers (D) *
No. of link registers (W)
No. of annunciators (F)
No. of file registers (R)
No. of accumulators (A)
No. of index registers (V, Z)
No. of pointers (P)
No. of interrupt pointers (I)
No. of special-function relays(M)
No. of special-function registers (D)
(3) SCPU performance specifications and functions
(a) SCPU performance specifications
As the SCPU performance specifications differ according to the operating
system used, refer to the appropriate OS Programming Manual for details.
Table 1.2 Table of SCPU Performance Specifications
8192 points (X/Y0 to 1FF)
2048 points (X/Y0 to 7FF)
Standard
-S1
7144 points (M0 to M999,
1
8192 points (B0 to B1FFF)
1
8192 points (D0 to D8191)
8192 points (W0 to W1FFF)
2048 points (F0 to F2047)
(V, V
A173UHCPU(-S1)
Stored programs repeated operation
Refresh method
Sequence control dedicated language
(Relay symbol language, logic symbol language, MELSAP-II (SFC))
22
252
204
4
0.15 s/step
1024 points (X/Y0 to
200 ms fixed
192k bytes
(Equivalent to
A3NMCA-24)
768k bytes
(Equivalent to
A3AMCA-96)
Max. 30 k steps
Max. 30k steps
None
M2048 to M8191)
1048 points (L1000 to L2047)
0 point (none at initial status)
100 ms timer
10 ms timer
100ms retentive timer
Set with parameters
Normal counter
Interrupt program counter
Set with parameters
Max. 8192 points (R0 to R8191) (set with parameters)
14 points
to V , Z, Z to Z )
1 6 1 6
256 points (P0 to P255)
256 points (M9000 to M9255)
256 points (D9000 to D9255)
1 − 13
A172SHCPUN
Refresh method/direct method (selectable)
26
131
106
4
0.25 to 1.9 s/step
0.25 s/step
2048 points (X/Y0 to X/Y7FF)
512 points (X/Y0 to X/Y1FF)
X/Y3FF)
10 to 2000 ms
192k bytes
None
Max. 58k bytes
1000 points (M0 to M999)
1024 points (B0 to B3FF)
256 points
Time setting
0.1 to 3276.7s
0.01 to 327.67s
0.1 to 3276.7s No initial value
256 points
Setting range
1 to 32767
C224 to C255
1 to 32767
(No initial value)
1024 points (D0 to D1024)
1024 points (W0 to W3FF)
256 points (F0 to F255)
2 points (A0, A1)
2 points (V, Z)
32 points (I0 to I31)
A171SHCPUN
64k bytes
Max. 14k steps
None
Max. 26k bytes
3
*
Device
T0 to T199
T200 to T255
4
*
Device
C0 to C255