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Chapter 3 Connections and Wiring|ASDA-AB Series
Revision January 2009 3-27
There are two kinds of pulse inputs, Line driver input and Open-collector input. Max. input pulse
frequency of Line driver input is 500kpps and max. input pulse frequency of Open-collector input is
200kpps.
C3-1: Pulse input, for the use of internal power
supply (Open-collector input)
C3-2: Pulse input, for the use of external power
supply (Open-collector input)
¾ Caution: Do not use dual power supply. Failure to observe this caution may result in damage to the servo drive
and servo motor.
C4: Pulse input (Line driver)
Because this
photocoupler is a
unidirectional
optocoupler, please pay
close attention on the
current direction of input
pulse command.