Mitsubishi Electric FR-D710W-0.1K, Instruction Manual

Page: 37 / 313

28
Control circuit specifications
(3) Safety stop function operation
∗1
At an internal safety circuit fault, E.SAF or E.CPU is displayed on the operation panel.
SA is displayed on the operation panel when both the S1 and S2 signals are in the open state without any internal safety circuit fault (E.SAF, E.CPU).
∗2
ON: Transistor used for an open collector output is conducted.
OFF: Transistor used for an open collector output is not conducted.
For more details, refer to the Safety stop function instruction manual (BCN-A211508-000) . (Please contact your sales representative
for the manual.)
Input power
Input signal Internal
safety
circuit
∗1
Output signal
Inverter operation state
S1-SC S2-SC SAFE
∗2
SAFE2
∗2
OFF ----- ----- ----- OFF OFF Output shutoff (Safe state)
ON
Short Short
No failure OFF ON Drive enabled
Failure OFF OFF Output shutoff (Safe state)
Open Open
No failure ON ON Output shutoff (Safe state)
Failure OFF OFF Output shutoff (Safe state)
Short Open N/A OFF OFF Output shutoff (Safe state)
Open Short N/A OFF OFF Output shutoff (Safe state)
" N/A " denotes a condition where circuit fault does not apply.
CAUTION
Do not connect the FR-E700-SC/NC/NF series together with the FR-D700 series. If connected together, the
safety stop function does not work properly.