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6.3. Example 3. Read the VF-MB1/S15 parameter When access to VF-MB1/S15 parameter, set “1000” to the PNU.
6.3.1. Write Request data table (Read fd04 (Input voltage))
Field Description Value
Header DU0 Function number 0x5F
Header DU1 Slot number (0) 0x00
Header DU2 Index (47) 0x2F
Header DU3 Length 0x0A
Request Header (Byte 1) Request Reference 0x01
Request Header (Byte 2) Request ID (0x01: Request) * 0x01
Request Header (Byte 3) Axis 0x01
Request Header (Byte 4) Number of Parameters 0x01
Parameter Address (Byte 1) Attribute 0x10
Parameter Address (Byte 2) Number of Elements 0x01
Parameter Address (Byte 3) Parameter number, High byte ** 0x03
Parameter Address (Byte 4) Parameter number, Low byte ** 0xE8
Parameter Address (Byte 5) VF-MB1/S15 Parameter number, High byte 0xFD
Parameter Address (Byte 6) VF-MB1/S15 Parameter number, Low byte 0x04
* Refer to Appendix.
** Parameter number is fixed to 0x03E8 (1000) for accessing to VF-MB1/S15 parameter.
6.3.2. Read Response data table (positive)
Field Description Value
Header DU0 Function number 0x5E
Header DU1 Slot number (0) 0x00
Header DU2 Index (47) 0x2F
Header DU3 Length 0x08
Request Header (Byte 1) Request Reference (mirrored) 0x01
Request Header (Byte 2) Response ID * 0x01
Request Header (Byte 3) Axis (mirrored) 0x01
Request Header (Byte 4) Number of Parameters 0x01
Parameter Value (Byte 1) Format * 0x42
Parameter Value (Byte 2) Number of Values 0x01
Parameter Value (Byte 3) Values, High byte 0x31 **
Parameter Value (Byte 4) Values, High byte 0xEC **
* Refer to Appendix.
** Value 0x31EC is "12780" in decimal. This means "127.80 (%)".