Power Failure Signal (Y67 Signal) - Mitsubishi Electric FR-F740 EC Instruction Manual

Parameter
6.11.2

Power failure signal (Y67 signal)

When output is shutoff due to a power failure or undervoltage, the Y67 signal turns ON regard-
less of the automatic restart after instantaneous power failure function setting.
Y67 signal turns OFF at power failure recovery or undervoltage recovery.
To use Y67 signal, set "67 (positive logic) or 167 (negative logic)" in any of Pr. 190 to Pr. 192
(Output terminal function selection) to assign the function.
frequency
Fig. 6-92:
NOTE When terminal assignment is changed using Pr. 190 to Pr. 196 "Output terminal function
selection", the other functions may be affected. Please make setting after confirming the
function of each terminal.
FR-F700 EC
Recovery after power failure
Power
ON OFF ON
supply
Output
Y67
OFF ON OFF
Switching of Y67 signal at power failure or undervoltage
Operation selection at power failure
Converter voltage recovery after E.UVT
Power
ON
supply
Output
E.UVT occurrence
frequency
Y67
OFF ON OFF
Time
Converter voltage
recovery
I002301E
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