Siemens SENTRON PAC3200T - Structure - Device Diagnostics and Device Status with the Function Codes 0 X03 and 0 X04

Appendix
A.1 Modbus TCP
120 Equipment Manual, 09/2022, L1V30415168B-03
A.1.8 Structure - Device diagnostics and device status with the function codes
0x03 and 0x04
Structure
Table A- 5 Modbus offset 205, register 2: Structure device status and device diagnostics
Byte
Bit
Device status
Type
Bit mask
Value range
Access
0
0
No synchronization pulse
Status
0x01000000
0 =
not active
1 =
active
R
0
1
Device configuration menu is active
Status
0x02000000
R
0
2
Voltage overload
Status
0x04000000
R
0
3
Current overload
Status
0x08000000
R
0
5
Update status is active
Status
0x20000000
R
0
6
Hardware write protection is active
Status
0x40000000
R
0
7
Modbus communication is write-protected
Status
0x80000000
R
1
1
Maximum pulse rate exceeded
Status
0x00020000
R
2
0
Relevant parameter changes
1)
Saving
0x00000100
R
2
2
Maximum pulse rate exceeded
1)
Saving
0x00000400
R
2
3
Restart of the device
1)
Saving
0x00000800
R
2
4
Resetting of energy counter by user
1)
Saving
0x00001000
R
1) Only these device statuses are to be acknowledged.