Data Points - Siemens SENTRON 3WA System Manual

5.10.3

Data points

COM190 data points with role A
Modbus register number
Dec
42017
42019
Modbus address = Modbus register – 1
1)
COM190 data points with role B
Modbus register number
Dec
43017
43019
Modbus address = Modbus register – 1
1)
3WA Air Circuit Breaker Communication
System Manual, 11/2021, 92310000004-02
Description
1)
Hex High/Lo
w
0xA421 – SNTP server address
0xA423 – SNTP client mode
Description
1)
Hex High/Lo
w
0xA809 – SNTP server address
0xA80B – SNTP client mode
Modbus TCP
5.10 System time with SNTP
Source Format Length
(bits)
COM190 Unsigned 32
long
COM190 Unsigned 16
int
Source Format Length
(bits)
COM190 Unsigned 32
long
COM190 Unsigned 16
int
45