User Manual of EM730 Series Inverter Set the ones place of F27.03 to 0: automatic reset Automatic reset: The feedforward gain is reset automatically after shutdown. Set the ones place of F27.03 to 1: terminal reset Terminal reset: The feedforward gain is reset by the terminal. Set the tens place of F27.03 to 0: save after power failure Save after power failure: When the feedforward gain is powered off and then powered on, the value before power failure will be restored. Set the tens place of F27.03 to 1: not save after power failure Not save after power failure: When the feedforward gain is powered off and then powered on, the initial feedforward gain will be restored.
Set the hundreds place of F27.03 to 0: not calculate (only for the straight wire drawing machine) No calculation: When the DI input function “26: frequency source switching” of the external terminal is enabled, the feedforward calculation will not be continued. Set the hundreds place of F27.03 to 1: calculate (only for the straight wire drawing machine) No calculation: When the DI input function “26: frequency source switching” of the external terminal is enabled, the feedforward calculation will be continued. Upper limit of feedforward gain setting or change Initial value of feedforward gain 331 1:
continuous calculation Function code Function code name Parameter description Unit Default setting Attribute Mailing address F27.04 Upper limit of feedforward gain 0.00~500.00 % 500.00 〇 0x1B04 Function code Function code name Parameter description Unit Default setting Attribute Mailing address F27.05 Initial feedforward gain 0.00~500.00 % 50.00 ● 0x1B05