Siemens SENTRON PAC2200CLP, Product Manual, Page: 108 / 130

Appendix
A.1 Modbus TCP
PAC2200CLP
106
Equipment Manual, 06/2021, L1V30820585B-02
A.1.7 Modbus status parameters with the function code 0x02
Status parameters
You can use the Modbus function code 0x02 on all the status parameters listed below.
Table A- 6 Status parameters
Offset Number of
registers
Name Format Value range Access
108 1 Relevant parameter changes
1)
Bit 0 =
not active
1 =
active
RW
110 1 Maximum pulse rate was exceeded
1)
Bit RW
111 1 Restart of the device
1)
Bit RW
117 1 Maximum pulse rate exceeded Bit R
121 1 Logbook full Bit R
122 1 SNTP not synchronizing Bit R
123 1 Wait for user interaction Bit R
125 1 Device configuration menu is active Bit R
126 1 Voltage out of range Bit R
127 1 Current out of range Bit R
128 1 Device time inaccurate Bit R
129 1 Update status is active Bit R
130 1 Hardware write protection is active Bit R
131 1 Modbus communication is write-protected Bit R
200 1 Digital input 0 Bit R
300 1 Digital output 0 Bit R
1)
Only these device states must be acknowledged.