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 freq uency 60Hz 60Hz 50Hz 89
4Multi-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