3.9.8
Modbus settings with the function codes 0x03, 0x04 and 0x10
Addressing the settings
You can use the MODBUS function codes 0x03, 0x04 for read accesses and 0x10 for write
accesses on all the settings parameters listed below.
Table 3-11
Settings parameters
Offset
Number of
registers
50001
2
50003
2
50005
2
50007
2
50011
2
50013
2
50015
2
50019
2
50021
2
50023
2
SENTRON PAC3200
Manual, 02/2008, A5E01168664B-04
Name
Connection type
Voltage measurement
using voltage
transformers?
Primary voltage
Secondary voltage
Primary current
Secondary current
Invert CT polarity?
Zero point suppression
level (% rated current)
Demand Period
Synchronization
Unit
Format
-
unsigned long
-
unsigned long
-
unsigned long
-
unsigned long
-
unsigned long
-
unsigned long
-
unsigned long
%
float
Min.
unsigned long
-
unsigned long
3.9 Ethernet port
Value range
0 =
3P4W
1 =
3P3W
2 =
3P4WB
3 =
3P3WB
4 =
1P2W
0 =
No
1 =
Yes
1 ... 999999 V
1 ... 690 V
1 ... 99999 A
1 A, 5 A
0 =
No
1 =
Yes
0.0 ... 10.0
1 ... 60
0 =
No synchronization
1 =
Synchronization
via bus
2 =
Synchronization
via the digital input
Description
Access
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
47