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VACON® 1000 Fieldbus Options
Operating Guide
3.2.6.4 (P2380) Stop Bits
Use this parameter to select the stop bit amount for the Modbus RTU network.
3.2.6.5 (P2321) Communication Timeout
Modbus initiates a communication timeout error for a time defined with this parameter.
•
0 = No fault is generated.
3.2.6.6 (P2374) Operate Mode
Use this parameter to select the operate mode of the Modbus RTU protocol (slave/master). The default VACON® 1000 application
supports only slave mode. A special application is required for the master functionality.
•
0 = Slave
•
1 = Master
3.2.6.7 IDMap IDs
See
3.3
Communications.
3.2.7 Parameter Addresses
Table 8: Parameter Modbus Addresses
#
Parameter name
MVD input parameters
1
Input voltage (V)
2
Input current (A)
3
Reference speed (RPM)
4
Reference Frequency (0.01 Hz)
5
Input power (kVA)
MVD output parameters
1
Output voltage (V)
2
Output current (A)
3
Output speed (RPM)
4
Output Frequency (0.01 Hz)
Transformer Temperature
1
Transformer temperature T31 A (0.1 °C)
2
Transformer temperature T31 B (0.1 °C)
3
Transformer temperature T31 C (0.1 °C)
System status
1
bit0：Startup ready
bit1：VFD running
bit2：Reserved
bit3： Local/Remote
bit4：Fault
bit5：Alarm
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Modbus
Function
Data
Address
Code
Format
258
3(Read)
Word
260
3(Read)
Word
263
3(Read)
Word
265
3(Read)
Word
262
3(Read)
Word
259
3(Read)
Word
261
3(Read)
Word
264
3(Read)
Word
266
3(Read)
Word
267
3(Read)
Word
268
3(Read)
Word
269
3(Read)
Word
257
3(Read)
Word
AQ454734633756en-000101 / 172K1112
Modbus RTU/TCP
Data description
"1" is ok
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