4-2 Function Mode (Example 1) Not reversible (Example 2) Reversible FW FW AT Main frequency reference FI or FV terminal O f FI f FV AT Main frequency reference FI or FV terminal O f FI f FV Auxiliary frequency reference FE terminal f FE Auxiliary frequency reference FE terminal f FE O O f FV + f FE f FI + f FE f FE + f FI f FE + f FI 4 Real frequency reference Real frequency reference Functions External Frequency (Voltage/Current) Adjustment •External analog input (frequency reference) FV-FC terminal: 0 to 10 V (voltage input) FI-FC terminal: 4 to 20 mA (current input) FE-FC terminal: -10 to 10 V (voltage input) Also set an output frequency for the FREQ adjuster on the Digital Operator.
„ Adjusting the FE-FC and FI-FC Terminals •To input voltage ranging from 0 to 5 V on the FI-FC terminal, set A014 to 50%. 4-14 Forward Forward Reverse Parameter No. Function name Data Default setting Unit A011 A101 FV/FI start frequency 0.00 to 400.0 (Set a start/end frequency.) 0.0 Hz A012 A102 FV/FI end frequency A013 A103 FV/FI start ratio 0. to 100. (Set a start/end ratio relative to an external frequency reference of 0 to 10 V and 4 to 20 mA.) 0. % A014 A104 FV/FI end ratio 100. A015 A105 FV/FI start selection 00: Start frequency (A011 set value) 01: 0 Hz 01 00 Related functions A003, A203, A303, A081, A082