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313
Useful functions
4
PARAMETERS
⋅ GOT initial setting (RS-485 terminals) (Pr. 999 = "11")
⋅ Rated frequency (Pr. 999 = "20(50Hz), 21(60Hz)")
* This parameter can be set when the option FR-A7NL is mounted.
Parameter Name
Initial
value
Automatically set to Refer to page
79 Operation mode selection 0 0 195
332 RS-485 communication speed 96 192 214
333 RS-485 communication stop bit length 1 10 214
334
RS-485 communication parity check
selection
21 214
335 RS-485 communication retry count 1 9999 214
336 RS-485 communication check time interval 0s 9999 214
337
RS-485 communication waiting time
setting
9999 0ms 214
340 Communication startup mode selection 0 1 203
341 RS-485 communication CR/LF selection 1 1 214
549 Protocol selection 0 0 232
REMARKS
Always perform an inverter reset after the initial setting.
Parameter Name Initial value Pr.999 = "21"
Pr.999 = "20"
Automatic parameter
setting
Refer to
page
3 Base frequency 60Hz 60Hz 50Hz 89
4
Multi-speed setting (high
speed)
60Hz 60Hz 50Hz 93
20
Acceleration/deceleration
reference frequency
60Hz 60Hz 50Hz 101
55
Frequency monitoring
reference
60Hz 60Hz 50Hz 147
66
Stall prevention operation
reduction starting frequency
60Hz 60Hz 50Hz 81
125 (903)
Terminal 2 frequency setting
gain frequency
60Hz 60Hz 50Hz 177
126 (905)
Terminal 4 frequency setting
gain frequency
60Hz 60Hz 50Hz 177
263 Subtraction starting frequency 60Hz 60Hz 50Hz 156
266
Power failure deceleration time
switchover frequency
60Hz 60Hz 50Hz 156
390
* % setting reference frequency 60Hz 60Hz 50Hz
FR-A7NL
manual
505 Speed setting reference 60Hz 60Hz 50Hz 139
584
Auxiliary motor 1 starting
frequency
60Hz 60Hz 50Hz 283
585
Auxiliary motor 2 starting
frequency
60Hz 60Hz 50Hz 283
586
Auxiliary motor 3 starting
frequency
60Hz 60Hz 50Hz 283