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19 BUILT-IN I/O FUNCTION
19.1 High-speed Counter Function
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19
Special relays shared by all channels
A list of special relays for high-speed counter shared by all channels is provided below.
R/W: Read or Write
R: Read only
SM4628 High-speed counter enable input logic (CH1) Negative logic Positive logic Parameter
setting values
R/W
SM4629 High-speed counter enable input logic (CH2)
SM4630 High-speed counter enable input logic (CH3)
SM4631 High-speed counter enable input logic (CH4)
SM4632 High-speed counter enable input logic (CH5)
SM4633 High-speed counter enable input logic (CH6)
SM4634 High-speed counter enable input logic (CH7)
SM4635 High-speed counter enable input logic (CH8)
SM4636 to
SM4643
Not used
SM4644 High-speed counter ring length setting (CH1) Valid Invalid Parameter
setting values
R/W
SM4645 High-speed counter ring length setting (CH2)
SM4646 High-speed counter ring length setting (CH3)
SM4647 High-speed counter ring length setting (CH4)
SM4648 High-speed counter ring length setting (CH5)
SM4649 High-speed counter ring length setting (CH6)
SM4650 High-speed counter ring length setting (CH7)
SM4651 High-speed counter ring length setting (CH8)
SM4652 to
SM4659
Not used
Special relay Function Operation Default R/W
ON OFF
SM4980 High-speed comparison table (high-speed compare instruction)
operation
Operating Stopped OFF R
SM4982 High-speed comparison table (high-speed compare instruction) error
occurrence
Has occurred Has not occurred OFF R/W
SM5000 Multi-point output high-speed comparison table operation Operating Stopped OFF R
SM5001 Multi-point output high-speed comparison table completion Complete Not complete OFF R/W
Special relay Function Operation Default R/W
ON OFF