Siemens SIRIUS 3RW5 - Page 177

Appendix
A.2 Data tables
SIRIUS 3RW5 Modbus communication module
Equipment Manual, 03/2020, A5E43676481002A/RS-AC/003
177
A.2.20 Modbus RTU communication parameters
Read access (r) to the communication parameters is possible via Function Codes 03 and 04.
Write access (w) is possible for individual communication parameters via Function Codes 06
and 16.
Register
Byte
Data format
Parameter
Range of values
[encoding]
Default
Access
Address
high /
low
0xA202
[41474]
high Unsigned32 Access monitoring
time
[5 000 ... 10 000] 5 000 r/w
[5 000] 5 s
[10 000] 10 s
0xA204
[41476]
high Unsigned16 Silent interval time Increment: 0.1 ms 0
1)
r/w
Baud rate: 1.2 kbit/s 32 ... 6 553.5 ms
[320 ... 65 535]
Baud rate: 2.4 kbit/s 16 ... 6 553.5 ms
[160 ... 65 535]
Baud rate: 4.8 kbit/s 8 ... 6 553.5 ms
[80 ... 65 535]
Baud rate: 9.6 kbit/s 4 ... 6 553.5 ms
[40 ... 65 535]
Baud rate: 19.2 kbit/s 2 ... 6 553.5 ms
[20 ... 65 535]
Baud rate: 38.4 kbit/s 1 ... 6 553.5 ms
[10 ... 65 535]
Baud rate: 57.6 kbit/s 0.7 ... 6 553.5 ms
[7 ... 65 535]
Baud rate: 76.8 kbit/s 0.5 ... 6 553.5 ms
[5 ... 65 535]
Baud rate: 115.2 kbit/s 0.3 ... 6 553.5 ms
[3 ... 65 535]
Automatic
[0]
1)
0xA206
[41478]
high Unsigned8 Baud rate [0 ... 12] 8 r/w
[0] Automatic
[1] 115.2 kbit/s
[4] 76.8 kbit/s
[6] 57.6 kbit/s
[7] 38.4 kbit/s
[8] 19.2 kbit/s
[9] 9.6 kbit/s
[10] 4.8 kbit/s
[11] 2.4 kbit/s
[12] 1.2 kbit/s
low Unsigned8 Port configuration
[0 ... 4]
1 r/w
[0] Automatic
[1] 1 start, 8 data, 1 stop bit, even parity
[2] 1 start, 8 data, 1 stop bit, odd parity
[3] 1 start, 8 data, 2 stop bit, no parity
[4] 1 start, 8 data, 1 stop bit, no parity