4-2 Function Mode Frequency Addition Function This function allows you to add/subtract the constant offset frequency to/from the output frequency. 4 Frequency reference source A001 Functions FREQ adjuster Terminal block Output frequency setting F001 set value Σ + ModBus communication Logic operation output +/– A145 Frequency addition Addition direction setting A146 Multi-function input [ADD] Forced Terminal Block Function This function forcibly switches to operation via the terminal block by turning on/off the multi-function terminal if the frequency reference/RUN command sources are not set to the terminal block.
•When the input of this signal is reset, A001 and A002 return to the command status prior to the input. •If you switch on/off this function during operation, the RUN command is reset to stop the Inverter. Before resuming operation, stop the RUN command from each command source to avoid possible danger and then input it again. 4-61 Data Symbol Function name Status Description 50 ADD Frequency addition ON Calculates the set value in A145 against the set frequency in A001 according to the formula specified in A146, in order to provide a new frequency reference.
OFF Normal control Related functions C001 to C005 Required settings A001, A145, A146 Related codes A001, A002 Data Symbol Function name Status Description 51 F-TM Forced terminal block ON Forcibly sets to A001 = 01 and A002 = 01. OFF Operates according to the A001 and A002 settings. Related functions C001 to C005 Required settings A001, A002