ABB CSU-2LV, Installation And Maintenance Manual, Page: 60 / 84

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ABB
ARC GUARD SYSTEM™ – CSU-2LV/2MV INSTALLATION AND MAINTENANCE GUIDE
Modbus parameters
Parameters defining the Modbus settings.
Modbus id in range 0 – 248.
Parameter name Register access
MODBUS_DEVICE_ID 0x142 (R)
Bit
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
- Device id
ID Modbus baud rate
0 (9600)
1 (19200)
2 (38400)
3 (57600)
Parameter name Register access
MODBUS_BAUD_RATE 0x143 (R)
Bit 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
- ID
ID Modbus frame format
0 (8 bits, even parity, 1 stop bit)
1 (8 bits, odd parity, 1 stop bit)
2 (8 bits, no parity, 1 stop bit)
3 (8 bits, no parity, 2 stop bit)
Parameter name Register access
MODBUS_FRAME_FORMAT 0x144 (R)
Bit
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
- ID
Unit name
Unit name is 16 letters in ASCII format, stored in 8
registers each containing ascii code for two letters.
Parameter name Register access
UNIT_NAME_1_2 0x153 (RW)
UNIT_NAME_3_4 0x154 (RW)
UNIT_NAME_5_6 0x155 (RW)
UNIT_NAME_7_8 0x156 (RW)
UNIT_NAME_9_10 0x157 (RW)
UNIT_NAME_11_12 0x158 (RW)
UNIT_NAME_13_14 0x159 (RW)
UNIT_NAME_15_16 0x15A (RW)
Bit 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
First letter Second letter
06