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11. OPTIONS AND AUXILIARY EQUIPMENT
(b) When connecting two brake units to a servo amplifier
POINT
To use brake units with a parallel connection, use two sets of FR-BU2 brak e
unit. Combination with other brake unit results in alarm occurrenc e or
malfunction.
Always connect the master and slave terminals (MSG and SD) of the t wo
brake units.
Do not connect the servo amplifier and brake units as below. Connect the
cables with a terminal block to distribute as indicated in this section.
N/
P/
Brake unit
Servo amplifier
P ( )
N ( ) N/
P/
Brake unit
Connecting two cables to
P and N terminals
N/
P/
Brake unit
Servo amplifier
P ( )
N ( ) N/
P/
Brake unit
Passing wiring