Master/slave, For details – Yaskawa AC Drive-Option BRAKING UNIT-CDBR Spec.D User Manual

Page 56

7 Setting and Confirming CDBR Braking Unit Operation

YASKAWA ELECTRIC TOBP C720600 01C 1000-Series Option CDBR-D, LKEB- Installation Manual

Source Mode (+24 V Common), Internal Power Supply

When controlling digital inputs by PNP transistors (+24 V common/sourcing mode) or

contact inputs using the drive internal power supply, set DIP switch S1 for sourcing as

shown in

Figure 24

Figure 25 CDBR Braking Unit Sourcing Mode

■

Master/Slave Selection Switch (S2)

The default setting of DIP switch S2 is OUT (Master). Change the switch position only

when operating the unit as a slave device.
Only the properly configured master CDBR should have DIP switch S2 set to OUT (master).

All other units in the circuit must have DIP switch S2 set to IN (slave). Refer to

for details.

Figure 25

Figure 26 Master/Slave Selection Switch (S2)

+24 V

SINK-default

SOURCE

A (N.O.(default))

B (N.C.)

24 V External
Power Supply
(24 Vdc, 5 mA)

IN (Slave)

OUT (Master)

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