Siemens SENTRON PAC RS485 - Structure - Limit Values with Function Codes 0 X03 and 0 X04; Modbus Status Parameters with the Function Code 0 X02; Table 5-7 Modbus Offset 203, Register 2: Limit Violations; Table 5-8 Status Parameters

Parameter assignment/Addressing
5.1 MODBUS RTU
PAC RS485
Manual, 02/2008, A5E02091800B-01
39
5.1.6.3 Structure - Limit values with function codes 0x03 and 0x04
Structure of the limit values
Table 5-7 Modbus Offset 203, Register 2: Limit Violations
Byte Bit Status Bit mask Value range Access
3 0 Limit 0 0x00000001 R
3 1 Limit 1 0x00000002 R
3 2 Limit 2 0x00000004 R
3 3 Limit 3 0x00000008 R
3 4 Limit 4 0x00000010 R
3 5 Limit 5 0x00000020 R
0 0 Limit Logic 0x01000000
0 =
No limit violation
1 =
Limit violation
R
See also
Modbus status parameters with the function code 0x02 (Page 39)
5.1.7 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 5-8 Status parameters
Offset Number of
registers
Name Format Value range Access
0 0 Limit 0 status Bit R
1 0 Limit 1 status Bit R
2 0 Limit 2 status Bit R
3 0 Limit 3 status Bit R
4 0 Limit 4 status Bit R
5 0 Limit 5 status Bit
0 =
No limit violation
1 =
Limit violation
R
50 0 Limit Logic status Bit R
108 0 Relevant parameter changes Bit R
109 0 Upper or lower limit violation Bit R
110 0 Maximum pulse rate exceeded Bit R
111 0 Restart of the device Bit R
112 0 Resetting of energy counter by user Bit R
116 0 Module slot 1 Bit R
117 0 Maximum pulse rate exceeded Bit
0 =
Not active
1 =
active
R