4-156
4-4 Communication Function
4
Functions
<Negative Response>
• Response frame
Frame format
STX
Station No.
NAK
Error code
BCC
CR
Description
Data size
Setting
STX
Control code (Start of TeXt)
1 byte
STX (0x02)
Station No.
Station No. of the target Inverter
2 bytes
01 to 32
NAK
Control code
(Negative AcKnowledge)
1 byte
NAK (0x15)
Error code
Communication error status
2 bytes
*
BCC
Block check code
2 bytes
Exclusive OR from station No. to
data. (Refer to page 4-157.)
CR
Control code (Carriage Return)
1 byte
CR (0x0D)
*
Error Code List
Error code
Description
01H
Parity error
02H
Checksum error
03H
Framing error
04H
Overrun error
05H
Protocol error
06H
ASCII code error
07H
Receiving buffer overrun error
08H
Receiving timeout error
⎯
⎯
⎯
⎯
11H
Command invalid error
12H
⎯
13H
Execution disabled error
14H
⎯
15H
⎯
16H
Parameter invalid error
17H
⎯
During communication with all stations, the Inverter
sends no response.
Summary of Contents for 3G3RX Series
Page 1: ...Cat No I560 E1 03 USER S MANUAL SYSDRIVE RXSERIES High function General purpose Inverter ...
Page 2: ......
Page 17: ...Chapter 1 Overview 1 1 Functions 1 1 1 2 Appearance and Names of Parts 1 4 ...
Page 22: ......
Page 23: ...Chapter 2 Design 2 1 Installation 2 1 2 2 Wiring 2 6 ...
Page 48: ......
Page 108: ......
Page 324: ......
Page 337: ...Chapter 6 Inspection and Maintenance 6 1 Inspection and Maintenance 6 1 ...
Page 348: ......
Page 392: ......
Page 436: ......
Page 437: ...Index ...
Page 441: ......