Mitsubishi Electric FR-S500 Series Instruction Manual page 38

REMARKS
To make a reverse rotation start, Pr. 63 "STR terminal function selection" must be set to "---".
The motor will not rotate ... Why?
Check that [EXT] is lit.
[EXT] is valid when Pr. 79 = "0" (factory setting).
PU
Use
EXT
Check that wiring is correct. Check once again.
Change the frequency (60Hz) of the maximum value of potentiometer (at 5V)
Adjust the frequency in Pr. 38 "frequency setting voltage gain frequency".
(Refer to page 40)
Change the frequency (0Hz) of the minimum value of potentiometer (at 0V)
Adjust the frequency in calibration parameter C2 "frequency setting Voltage
bias frequency". (Refer to
to lit [EXT].
Operation by the start command of the terminal block
Instruction Manual (detailed).)
33
(external operation)
4