Nietz ESD2 - 03 Read Function Mode

function instruction
data meaning instruction
address definition R/W
R
2106H
Output Voltage (1 Decimal)
Read Run/Shutdown
Parameter Description
2107H
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
2108H
2109H
210AH
210CH
210DH
210EH
210FH
2110H
2111H
Analog InputAI(two decimal places)
Reser vation
Motor speed
210BH
2112H
2113H
2114H
2115H
2116H
2101H
R
Inverter Temperature (1 Decimal)
PIDFeedback value (two decimal places)
PIDSet value (two decimal places)
Current Failure
Input Terminal Status
BIT0: Run/Shutdown
BIT1: Forward rotation/Reverse
BIT2: inchingBIT3: DC brake
BIT4: ReservedBIT5: Overvoltage Limit
BIT6: Constant speed frequency reduction
BIT7Overcurrent Limit
BIT8 ~ 9:00-Zero speed/01-Accelerate
/10-Deceleration/11-Uniform velocity
BIT10: Overload pre-alarmBIT11: Reserved
BIT 12 ~ 13Run command channel:00-Panel
/01-Terminal/10-Communication
BIT 14 ~ 15Bus voltage state:00-Normal
/01-Low voltage protection
/10-Overpressure protection
BIT0: RunBIT1: Shutdown
BIT2: inching
BIT3: Forward rotation
BIT4: Reverse
BIT5~BIT7: Reserved
BIT8: given communication
BIT9: Analog Signal Input
BIT10: Communication Run
Command Channel
BIT11: Parameter Lock
BIT12: Running
BIT13: a little move command
BIT14~BIT15: Reser ved
-19- -20-
R/W
R
2100H
Read out trouble
code description
00: No exception
01: Module Failure
02: overvoltage
03: Temperature fault
04: Frequency conver ter overload
05: Motor overload
06: External fault
07 ~ 09: Reserved
10: overcurrent dure acceleration
11: overcurrent dure deceleration
12: over-current in constant speed
13: Reser ved
14: undervoltage
6.4 03Read Function Mode
Inquir y information frame format:
Address
01H
Function
03H
Starting data address
21H
02H
00H
02H
Data(2Byte)
CRC CHK Low
CRC CHK High
6FH
F7H
Data analysis of this section: 01H is the address of the frequency converter
03H is read function code
2102H is the start address
0002H is the number of read addresses, and 2102H and 2103H F76FH are 16-bit CRC validation codes
Response information frame format:
Address
01H
Function
03H
Data1[2Byte]
17H
70H
00H
00H
CRC CHK Low
CRC CHK High
FEH
5CH
DataNum*2
04H
Data2[2Byte]
Reser vation
Reser vation
Reser vation
Reser vation
Reser vation
Reser vation
Input Terminal Status
function instruction
data meaning instruction
address definition