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APPENDICES
Appendix 2 I/O Signals
CH1 Coincidence signal enable command
This signal is turned on to output the statuses of CH1 Counter value coincident (point No.1) (X2) and CH1 Counter value
coincident (point No.2) (X6) to the external terminal.
■Device number
The following table shows the device number of this output signal.
■Operation timing
The command is valid as long as this signal is on.
CH1 Down count command
• This signal is turned on to count down pulses in the 1-phase pulse input mode. (The command is invalid in the 2-phase
pulse input mode.)
• The module counts down pulses when the B phase pulse input or this signal is turned on.
• For counting up pulses, check that the B phase pulse input and this signal are off.
■Device number
The following table shows the device number of this output signal.
■Operation timing
The command is valid as long as this signal is on.
CH1 Count enable command
• The status of Y4 in the pulse count mode is shown.
• This signal is turned on to count pulses.
■Device number
The following table shows the device number of this output signal.
■Operation timing
The command is valid as long as this signal is on.
CH1 External preset detection reset command
This signal is turned on to reset CH1 External preset request detection (X4).
■Device number
The following table shows the device number of this output signal.
■Operation timing
The command is valid as long as this signal is on.
Signal name CH1 CH2
CH Coincidence signal enable command Y2 YA
Signal name CH1 CH2
CH Down count command Y3 YB
Signal name CH1 CH2
CH Count enable command Y4 YC
Signal name CH1 CH2
CH External preset detection reset command Y5 YD
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