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Menu Items
Order
Menu Item
Range
Default
1
PT ratio
0.01
-
3000.00
PT ratio = PT primary/ secondary
1.00
2
CT ratio
1 - 5000
CT ratio = CT primary/ secondary
10
3
Wiring mode
1
Single phase 2 wires
Single phase 3 wires
Three phase 3 wires, Open Delta
Three phase 4 wires
√
4
Comm address
1 - 247
247
5
Protocol
Modbus RTU
√
Rootech
†
6
Speed[bps]
1200bps
2400bps
4800bps
9600bps
√
19200bps
38400bps
57600bps
‡
7
Parity bits
Even parity
√
Odd parity
None parity
8
Stop bits
1 - 2
1
†
Available only for manufacturer.
‡
In 57600 bps, after receiving the data from meter, at least 13msecs is required to send a next request packet.
And when writing multiple registers to meter, the size of data word is limited to 24 words.
1
If the wiring mode is changed, the demand and maximum/minimum values are reset.
