4-2 Function Mode 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) Also set an output frequency for the FREQ adjuster on the Digital Operator. 4 Functions •To input voltage ranging from 0 to 5 V on the FV-FC terminal, set A014 to 50%. (Example 1) A015/A105 = 00 (Example 2) A015/A105 = 01 Max. frequency Max.
frequency A012/A102/A152 A012/A102/A152 A011/A101/A151 0 Frequency reference A011/A101/A151 0 100% Frequency reference (0 V/4 mA/VR min.) (10 V/20 mA/VR max.) A013/A103 /A153 A014/A104 /A154 100% A013/A103 /A153 A014/A104 /A154 (10 V/20 mA/VR max.) (0 V/4 mA/VR min.) 4-10 Parameter No. Function name Data Default setting Unit A011 A101 A151 FV/FI/VR start frequency 0.00 to 400.0 (Set start/end frequency.) 0.0 Hz A012 A102 A152 FV/FI/VR end frequency A013 A103 A153 FV/FI/VR start ratio 0. to 100. (Set a start/end ratio relative to an external frequency reference of between 0 to 10 V and 4 to 20 mA.) 0. % A014 A104 A154 FV/FI/VR end ratio 100. A015 A105 A155 FV/FI/VR start selection 00:
Start frequency (A011 set value) 01: 0 Hz 01 ⎯ Related functions A005, A016, AT input