3
EXAMPLE OF SAFETY SYSTEM
CONFIGURATION
●FR-A800-LC configuration example(Using Safety relay module)
Emergency
stop button
X0
+24V
COM0
Internal
24V
Safety
DC
Circuit
24G
S a f e t y r e l a y module
M E L S E C Q S 9 0 S R 2 S N-Q
∗1 When the control logic is the sink logic, the common terminal is terminal SD.
8
EXAMPLE OF SAFETY SYSTEM CONFIGURATION
So (SO)
RESET
START
STOP
24V
DC
X1
XS0 XS1
Z00
Z10
Z20
COM1
K1
K 2
Z01
Z11
Z21
Figure 3 Safety system example of the FR-A800-LC inverter
Logic
SOC
STF
STOP
S 2
CPU
S 1
SIC
SD
+24V
Fuse
PC *1
R/L1 S/L2 T/L3
Gate
Gate
ASIC
Drive r
Drive r
G
G
FR-A800-LC
U
IGBTs
V
W
M
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