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
56
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
CDBR Braking Units in Parallel on page 52
for details.
Figure 25
Figure 26 Master/Slave Selection Switch (S2)
+24 V
SINK-default
SOURCE
SB
SC
S1
S4
A (N.O.(default))
B (N.C.)
24 V External
Power Supply
(24 Vdc, 5 mA)
IN (Slave)
OUT (Master)
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