Chapter 2 I/O ports
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53
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(I/O signal functions for torque control)
◆
Connection
Connect the voltage signal to the [CN2-19: Torque command:
TRQ-COM] and the [CN2-20: Torque command ground TRQ
-GND].
Because the impedance of the analog command input of HA-680
is low, use an output impedance of 1 Kohms or lower.
If the output impedance is too high, there may be a difference in
voltage between the command and driver sides. If it is
impossible to use impedance below 1 Kohms for reasons of the
system, adjust the difference using the parameters “35: Analog
command A/D value (Mid),” “36: Analog command A/D value
(Max),” and “37: Analog command A/D value (Min).”
For information on how to make adjustment, refer to “4-1-3 parameter manual”section of separate
volume of“PSF-520 User's Manual.”Dedicated communication software HA-680.
Plan the torque command input circuit referring to the examples below.
◆
Example of external speed command
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Function
CN2-20 Torque command ground: TRQ-GND (input)
The port is the common ground for the [CN2-19 torque command: TRQ-CMD].
TRQ-CMD
20k
Ω
TRQ-GND
CN2-19
CN2-20
TRQ-CMD
20k
Ω
TRQ-GND
CN2-19
CN2-20
+10V
~
-
10V
Содержание HA-680 Series
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