LiteOn ISA-7 Series - Timing Diagram of Speed Mode

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Industrial Automation
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7.3.5. Timing diagram of speed mode
1) OFF represents open circuit (Open) and ON represents close circuit (Close).
2) For Sn Mode, Speed Command S1=0. For S Mode, Speed Command S1 is the analog voltage of
external input.
3) After Servo On, the command is selected based on the status of SPD0~SPD1.
Register for internal
speed command
External analog voltage
or zero speed command