Vacon 20 User Manual

6
vacon • 20 Communications
Local contacts: http://drives.danfoss.com/danfoss-drives/local-contacts/
6.4 Example messages
6.4.1 Example 1 - Write Process Data
Write the process data 42001…42003 with command 16 (Preset Multiple Registers).
Command Master - Slave:
Message frame:
The reply to Preset Multiple Registers message is the echo of 6 first bytes.
Answer Slave - Master:
Table 16.
ADDRESS 01 hex Slave address 1 hex (= 1)
FUNCTION 10 hex Function 10 hex (= 16)
DATA
Starting address HI 07 hex
Starting address 07D0 hex (= 2000)
Starting address LO D0 hex
No. of registers HI 00 hex
Number of registers 0003 hex (= 3)
No. of registers LO 03 hex
Byte count 06 hex Byte count 06 hex (= 6)
Data HI 00 hex
Data 1 = 0001 hex (= 1). Setting control word run bit to 1.
Data LO 01 hex
Data HI 00 hex
Data 2 = 0000 hex (= 0).
Data LO 00 hex
Data HI 13 hex
Data 3 = 1388 hex (= 5000), Speed Reference to 50.00%
Data LO 88 hex
ERROR
CHECK
CRC HI C8 hex
CRC field C8CB hex (= 51403)
CRC LO CB hex
Table 17.
01 10 07 D0 00 03 06 00 01 00 00 13 88 C8 CB
Table 18.
ADDRESS 01 hex Slave address 1 hex (= 1)
FUNCTION 10 hex Function 10 hex (= 16)
DATA
Starting address HI 07 hex
Starting address 07D0 hex (= 2000)
Starting address LO D0 hex
No. of registers HI 00 hex
Number of registers 0003 hex (= 3)
No. of registers LO 03 hex
ERROR
CHECK
CRC HI 80 hex
CRC 8085 hex (= 32901)
CRC LO 85 hex

Vacon 20 Specifications

General

Communication Options	Modbus, CANopen, PROFIBUS, Ethernet
Protection Class	IP20
Power Range	0.25 to 18.5 kW
Control Method	Scalar control, Vector control
Ambient Temperature	-10°C to +50°C