Et system EAC/AFV, Руководство пользователя

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RS 485 Interface
ET System electronic GmbH 15
P
ROTOCOL
E
XAMPLES
Command Function Command example
Control examples
Operation 0x01
Send command:
0x02 address
0x01 function code
0x02 command length
0x00 0x01 Operation type:
0x01
— general mode function operation
0x02 — step mode function operation
0x03 — gradual mode function operation
0x04 — Three-phase voltage independent setting function
0x05/0x06 — reserved
0x07 — Voltage disturbances run
0x08 — Frequency disturbances run
0x09 — Voltage and Frequency disturbances run
0x3C CRC Checksum high byte
0x3C CRC Checksum low byte
Answer from unit:
0x02 0x50 0x01 0x00 0x00 0x1D
Stop 0x02
Send command:
0x02 address
0x02 function code
0x00 command length
0xD1 CRC Checksum high byte
Answer from unit:
0x02 0x50 0x01 0x00 0x00 0x1D
Reset 0x03
Send command:
0x02 address
0x03 function code
0x00 command length
0xD0 CRC Checksum high byte
0xF0 CRC Checksum low byte
Answer from unit:
0x02 0x50 0x01 0x00 0x00 0x1D
Remote Control 0x04
Send command:
0x02 address
0x04 function code
0x04 command length
0x00 0x01 Remote control connection: 0-disconnect, 1-connect
0x00 0x01 reserved
0x58 CRC Checksum high byte
0x84 CRC Checksum low byte
Answer from unit:
0x02 address
0x04 function code
0x0A command length
0x00 0x01 operation status: 0-stop, 1-run
0x08 0x98 current output voltage
0x01 0xF4 current output frequency
Output voltage 0x07
Send command:
0x02 address
0x07 function code
0x02 command length
0x00 0x00 Output voltage in high or low segment
0x00
— Output voltage in low segment
0x01 — Output voltage in high segment
0x3C CRC Checksum high byte
0xB4 CRC Checksum low byte
Answer from unit:
0x02 0x50 0x01 0x00 0x00 0x1D