Communication settings: including station number, communication speed, parity check, etc., which need to be consistent with the main device settings. Control position, output signal source, etc. can also be configured.
Modbus protocol: introduces the protocol related register mapping, exception codes, function codes, control words, status words, actual values, and other related content.
Appendix
Local and Remote Control: Explain the differences and settings between local control (via control panel) and remote control (via digital/analog input, serial communication).
PFC Macro: Introduction to pump and fan control macros, including control principles, PID controllers, relay outputs, I/O extensions, etc.
Dimensional drawing: Provide detailed dimensional drawings of ACH 400 drives with different protection levels and frame sizes.
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