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1. SPECIFICATIONS OF MOTION SYSTEM COMPONENTS
1
−
14
Table 4.1 Table of SCPU Performance Specifications (Continued)
Item A173UHCPU (-S1) A172SHCPUN A171SHCPUN
Standard
Max. 10 blocks
(set by memory
capacity)
No. of extension file register block
-S1
Max. 46 blocks
(set by memory
capacity)
Max. 10 blocks
*6
(set by memory capacity)
Max. 3 blocks
*6
(set by memory capacity)
No. of comments Max. 4032 points (64k bytes), 1 point = 16 bytes (set in 64-point unit)
No. of extension comments *
2
Max. 3968 points (63k bytes), 1 point = 16 bytes (set in 64-point unit)
Self-diagnosis function Watchdog error monitoring, memory/CPU/input output/battery, etc. error detection
Operating mode on error Select stop/continue
Output mode selection when switching from STOP to RUN
Select re-output operation status before STOP (default) or output after operation
execution.
Clock function Year, month, day, hour, minute, day of the week (leap year automatic distinction)
*1 Range of positioning dedicated devices differs depending on the OS. Refer to the Programming Manual of each OS.
When shared between M, L and S, the total number of devices points is 8192 for the A173UHCPU or 2048 for the A172SHCPUN/A171SHCPUN.
*2 Extension comments are not stored into the internal memory of the CPU.
*3 For the A173UHCPU, set the times of the extension timers (T256 to T2047) using the word devices (D, W, R).
*4 For the A173UHCPU, set the count values of the extension counters (C256 to C1023) using the word devices (D, W, R).
*5 The real I/O points can be used within the range of one extension base.
*6 SW0GHP-UTLP-FN1 is necessary for using A6GPP and A6PHP.