7 Operation at Use of a PC
7.6 Example of a Parameterization and Measured Value Evaluation for SICAM P855
205SICAM P850/P855, 7KG85xx, Device Manual
E50417-H1040-C482-A6, Edition 10.2018
Features of the SICAM P855 Device
• 3 inputs for alternating current measurements
• 4 inputs for alternating voltage measurements
• 2 binary outputs
• Standard interface: Ethernet with Modbus TCP protocol
• Serial interface: RS485 with Modbus RTU protocol
• 4 LEDs for displaying operating states
• Recorder
Connection Diagram
Figure 7-82 Connection Diagram
Device Terminals Used for Measurements and Communication
Figure 7-83 Terminals and Interfaces Used at the Device
a
b
P1 P2
S1 S2
c
P1
S1 S2 S1 S2
N
P1
P2
P2
AAA
BBB
aaa
bbb
PE
resp.
10 A
Binary outputs
Voltage measuring
inputs
Supply
voltage
Ethernet connection
via RJ45 on the
device top side
RS485
interface
Current measuring inputs
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