7 Operation at Use of a PC
7.3 Configuration of the Device
170 SICAM P850/P855, 7KG85xx, Device Manual
E50417-H1040-C482-A6, Edition 10.2018
7.3.6.4 Communication Serial for Devices with RS485 Interface
Default Settings and Setting Ranges of the Communication Serial
Table 7-23 Communication Serial Settings
Parameter Default Setting Setting Range
Bus protocol Modbus RTU -none-
Modbus RTU
IEC 60870-5-103
Bus Protocol Modbus RTU
Device address 1 1 to 247
Baud rate 19 200 bit/s Acc. to list box
(see Operating Parameters)
Parity Even Acc. to list box
(see Operating Parameters)
Access rights Full Full
Read only
Communication supervision time 600 * 100 ms 0 s = none
100 ms to 6 553 400 ms
Bus Protocol IEC 60870-5-103
Device address 1 1 to 254
Baud rate 9600 bit/s Acc. to list box
(see Operating Parameters)
Measured value range 120 %
corresponds to a
measured value range
from -4096 to +4095
(-120 % to +120 %)
120 %
240 %
corresponds to a measured value range
from -4096 to +4095
(-120 % to +120 % or
-240 % to +240 %)
Transmit energy no yes (every minute)
no
Transmission of the 1st to 40th
harmonics HV and HI
(see Operating Parameters)
no no
yes
Cyclic sending period 50 * 100 ms 30 * 100 ms to 600 * 100 ms
Communication supervision time 600 * 100 ms 0 s = none
100 ms to 6 553 400 ms