YASKAWA GA700 Series Technical Manual page 271

Safety switch
S2
S1
Open
Figure 5.29 Connection Example to Use the Internal Power Supply
To Use 24 V External Power Supply
Figure 5.30 shows an example of how to connect Safe Disable contacts. These conditions limit the number of
units to connect:
• External power supply capacity
• Number of MFDIs used
• Supply current to the external sensors
YASKAWA SIEPC71061705H GA700 Series Technical Manual
Safe Disable input
Safety
controller
Reset/
feedback
input
Connect MFDO terminals set to
Safe Torque OFF [H2 - xx = 21] in series.
Safety Electronic
Device Monitor output
5.6 Safe Disable Input
Drive 1
HC
SN
H1
H2
E(G)
Drive 2
HC
SN
H1
H2
E(G)
Drive 3
HC
SN
H1
H2
E(G)
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