NSK MEGATORQUE M-ESB-YSB2020AB300 - Page 143

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B
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6.2. Position Control Mide Operation
6.2.3. Pulse Train Command Positoining Operation
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l When the brake sequence is activated (BF1) for the Motor equipped with brake, CLCN input
must be ON to release the brake before performing a pulse train command positioning.
l Inputting pulse train command before releasing the brake activates the Brake Error alarm (A8).
Figure 6-21: Operation Timing of pulse train command positioning when brake sequence is ON
Brake control
signal
(BRKC output)
Motor operation
Brake-on
Brake-off
Velocity loop
Integration
Brake action
Off
On
Motor rotation
WU
WC
Command
Brake power on
Brake power off
Closed
Open
Integration on
Integration off
Brake-off
Brake-on
Pulse train
commanf
ON
OFF
Brake – off
(CLCN input)