Mvw-01 Frequency Inverter - WEG Drive Scan Manual

CONNECTING A DEVICE TO THE DRIVE SCAN

5.2 MVW-01 FREQUENCY INVERTER

5.2.1 RS-485
To connect the MVW-01 to the WCD-ED300 via the RS-485 communication interface using the Modbus-RTU
protocol, it is necessary to install on the CFW100 the accessory listed in
installed in any firmware version of the device.
Refer to the Optional Acessories and Boards section from the MVW-01 User's Manual, which can be obtained
from the download center at www.weg.net, for additional information.
Table 5.1: RS-485 hardware accessories of the MVW-01 compatible with Modbus RTU protocol
Accessory
EBA.01-A1
5
EBA.02-A2
EBB.01 B1
EBB.03 B3
CSI2
The connections between MVW-01, EBA, EBB and CSI2 to establish a RS-485 serial communication with the
WCD-ED300 are illustred in
Parâmetro
P0308
Medium Voltage Devices | 5-2
WEG Item
10056494
10203411
10432096
10056495
15423438
Figure 5.14.
MVW-01
RS-232
EBA/EBB/CSI2
Figure 5.3: RS-485 connection between MVW-01, accessories and Drive Scan
Table 5.2: EBA.01, EBA.02, EBB.01, EBB.03 e CSI2 accessories related parameters
Descrição
Serial addres
Parameters Connector
10
11
12
Table 5.2
Terminal 1
Table 5.2
Terminal 2
Terminal 3
RS-485
Modbus RTU
Edge device
1 a 30
Table 5.1. The accessories can be
Signal
RS-485 reference
RS-485 A-LINE (-)
RS-485 B-LINE (+)
RS-485 A-LINE (+)
RS-485 B-LINE (-)
RS-485 reference
Values range