Lenze 8400 User Manual

11 System bus "CAN on board"
11.9 Parameter data transfer
738
Lenze · 8400 HighLine · Reference manual · DMS 12.0 EN · 06/2017 · TD23
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11.9.2.1 Command
The following commands can be transmitted or received for writing and reading the parameters:
More precisely, the command byte comprises the following information:
 Tip!
More commands are defined in CANopen specification DS301, V4.02 (e.g. segmented
transfer).
1st byte 2nd byte 3rd byte 4th byte 5th byte 6. byte 7th byte 8th byte
Command Index Subindex Data 1 Data 2 Data 3 Data 4
LOW byte HIGH
byte
LOW word HIGH word
LOW byte HIGH byte LOW byte HIGH byte
Command 1st byte Data length Info
hex dec
Write request 0x23 35 4 bytes Writing of a parameter to the inverter.
0x2B 43 2 bytes
0x2F 47 1 byte
0x21 33 Block
Write response 0x60 96 4 bytes Inverter acknowledges a write request.
Read request 0x40 64 4 bytes Reading of a parameter from the inverter.
Read response 0x43 67 4 bytes Inverter's response to a read request with the current
parameter value.
0x4B 75 2 bytes
0x4F 79 1 byte
0x41 65 Block
Error response 0x80 128 4 bytes Response from the inverter when the read/write request
could not be executed correctly. Error messages
( 741)
Command 1st byte
Command specifier (cs) Toggle (t) Length* e s
Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0
Write request 00100/10/111
Write response 01100000
Read request 01000000
Read response 01000/10/111
Error response 10000000
*Bit coding of the length: 00=4bytes, 01=3bytes, 10=2bytes, 11=1byte
e: expedited (shortened block service)
s: segmented (normal block service)

Lenze 8400 Specifications

General

Category	DC Drives
Series	8400
Protection class	IP20
Control Type	Vector control
Communication	CANopen, PROFIBUS, Ethernet
Protection Features	Overcurrent, overvoltage, undervoltage, overtemperature
Input Voltage	AC 230/400/480 V