The Explanation Of Exception Codes; Response Delay Time; Main Frequency Of The Communication - Delta C2000 series User Manual

In the exception response, the most significant bit of the original command code is set to 1, and an
exception code which explains the condition that caused the exception is returned.
Example:
STX
Address
Function
Exception code
LRC CHK
END

The explanation of exception codes:

Exception
code
Illegal data value:
1
The data value received in the command message is not available for the AC drive.
Illegal data address:
The data address received in the command message is not available for the AC
2
motor drive.
3 Parameters are locked: parameters can't be changed
4 Parameters can't be changed during operation
10 Communication time-out.

~ Reserved

Response Delay Time


Settings
 This parameter is the response delay time after AC drive receives communication command as
shown in the following.
RS-485 BUS
PC or PLC command

Main Frequency of the Communication


Settings
 When Pr.00-20 is set to 1 (RS485 communication). The AC motor drive will save the last
frequency command into Pr.09-10 when abnormal turn-off or momentary power loss. After reboots
the power, it will regards the frequency set in Pr.09-10 if no new frequency command is inputted.
ASCII mode:
':'
'0'
'1'
'8'
'6'
'0'
'2'
'7'
'7'
CR
LF
0.0~200.0ms
Handling time
of the AC drive
0.00~600.00Hz
Chapter 12 Description of Parameter SettingsC2000 Series
Address
Function
Exception code
CRC CHK Low
CRC CHK High
Explanation
Response Delay Time
Pr.09-09
155
RTU mode:
01H
86H
02H
C3H
A1H
Factory Setting: 2.0
Response Message
of the AC Drive
Factory Setting: 60.00