WEG Drive Scan, Руководство пользователя

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5
CONNECTING A DEVICE TO THE DRIVE SCAN
5.6 SOFT-STARTER SSW900
5.6.1 RS-485
To connect the SSW900 to the WCD-ED300 via the RS-485 communication interface using the Modbus-RTU
protocol, it is necessary to install on the Soft-Starter the accessory CRS485-W listed in
Table 5.16 , which can be
used with firmware version 1.0 and above of the SSW900.
Refer to the SSW900 Modbus-RTU Communication guide, which can be obtained from the download center at
www.weg.net , for additional information.
Table 5.16: RS-485 hardware accessory of the SSW900 compatible with the Modbus RTU protocol
Accessory
WEG item Parameters Pin
Signal
CRS485-W 12966043 Table 5.17
1
B (+)
2
A (-)
3 GND
4 Shield
Table 5.17: Parameters related to the RS-485 communication accessories
Parameter Net ID Description Values range
C8.2.1 730 Serial protocol 2 = Modbus RTU
C8.2.2 731 Serial address 1 a 247
C8.2.3 732 Serial baud rate 0 = 9600 bps
1 = 19200 bps
2 = 38400 bps
3 = 57600 bps
C8.2.4 733 Serial interface byte configuration 0 = 8 bits, no parity, 1 stop bit
1 = 8 bits, even parity, 1 stop bit
2 = 8 bits, odd parity, 1 stop bit
3 = 8 bits, no parity, 2 stop bits
4 = 8 bits, even parity, 2 stop bits
5 = 8 bits, odd parity, 2 stop bits
C8.2.5.1 740 Timeout mode 0 = Inactive
1 = F128 fault
2 = A128 alarm
C8.2.5.2 741 Timeout error action 0 = Only indicates
1 = Ramp stop
2 = General disable
3 = Go to LOC
4 = Go to REM
C8.2.5.3 734 Timeout 0,0 a 999,0s
5.6.2 ETHERNET
To connect to the WCD-ED300 via Ethernet GbE1 communication interface using the Modbus TCP protocol, it is
necessary to install on the SSW900 the accessory CMB-TCP-N listed in
Table 5.18 .
Low Voltage Devices | 5-20