Product specifications
Chapter 3 Installing HA-680 driver
HA-680_V04
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(2) If an external resistance is connected, or the load inertia ratio is 2 or more:
The resistance is 30 ohms. Use the following formula for the capacity.
2 ×
Tact time calculation result
Actual tact time
(W)
Connect it to the R and GND terminals of the HA-680 driver, as shown below.
Change the setting of the regenerative resistance internal/external switch terminal of the HA-680
driver, as shown below. The external resistance is not effective unless the setting is changed.
Regenerative resistance internal/external
switch terminal
U
V
W
VM
R
Terminal block model: MC1.5/6-G-3.81
(Phoenix contact)
GND
VM
R
GND
U
V
W
External
resistance
Regenerative resistance internal/external
switch terminal
Default setting
(internal regenerative resistance)
When an external resistance is connected
Cove
r
Regenerative resistance internal/external switch terminal (Default setting)
Heat sink