Siemens SENTRON PAC3200 - Structure - Device Diagnostics and Device Status with the Function Codes 0 X03 and 0 X04; Structure - Limit Values with Function Codes 0 X03 and 0 X04; Table 3-8 Modbus Offset 205, Tab 2: Structure Device Status and Device Diagnostics; Table 3-9 Modbus Offset 203, Register 2: Limit Violations

Description
3.9 Ethernet port
SENTRON PAC3200
Manual, 02/2008, A5E01168664B-04
45
3.9.5 Structure - Device diagnostics and device status with the function codes 0x03 and
0x04
Design
Table 3-8 Modbus offset 205, tab 2: Structure device status and device diagnostics
Byte Bit Device status Type Bit mask Value range Access
0 0 No synchronization pulse Status 0x01000000 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
1 0 Module slot 1 Status 0x00010000 R
1 1 Maximum pulse rate exceeded Status 0x00020000 R
2 0 Relevant parameter changes
1)
saving 0x00000100 R
2 1 Upper or lower limit violation
1)
saving 0x00000200 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
0 =
Not active
1 =
active
R
1) Only these device statuses are to be acknowledged.
See also
Modbus measured variables with the function codes 0x03 and 0x04 (Page 40)
3.9.6 Structure - Limit values with function codes 0x03 and 0x04
Structure of the limit values
Table 3-9 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 measured variables with the function codes 0x03 and 0x04 (Page 40)