Mitsubishi Electric FR-D720-0.1K Instruction Manual page 37

Control circuit specifications
(3) Safety stop function operation
Input signal
Input power
S1-SC
OFF -----
Short
ON Open
Short
Open
∗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.)
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.
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Internal
safety
S2-SC SAFE
circuit
∗1
---- - ----- OFF
No failure OFF
Short
Failure OFF
No failure ON
Open
Failure OFF
Open N/A OFF
Short N/A OFF
" N/A " denotes a condition where circuit fault does not apply.
Output signal
Inverter operation state
SAFE2
∗2 ∗2
OFF Output shutoff (Safe state)
ON
OFF Output shutoff (Safe state)
ON Output shutoff (Safe state)
OFF Output shutoff (Safe state)
OFF Output shutoff (Safe state)
OFF Output shutoff (Safe state)
CAUTION
Drive enabled