6-2
6-2 Alarm Reset
When the inverter trips, remove the cause then press the PRG/RESET key on the keypad panel or input
a reset command from the RST control terminal to reset the tripping state. Because the reset command
is activated by an edge, supply the command in an OFF - ON - OFF sequence as shown in Fig. 6-2-1.
When resetting the tripping state, deactivate the operation command. If the operation command is left
turned on, the inverter starts operation immediately after the error is reset.
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!!
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WARNING
If an alarm reset is made with the operation signal turned on, a sudden start will occur.
Check that the operation signal is turned off in advance.
Otherwise an accident could occur.
Reset command OFF ON OFF
Keypad panel display
Regular display
Alarm display (ready to operate)
Alarm output
OFF
ON OFF
Figure 6-2-1
10 ms or longer
Trip