Siemens Sicam P855 7KG85 Series Device Manual page 205

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
PE
S1
a
P1
b
c
N
Figure 7-82
Device Terminals Used for Measurements and Communication
Ethernet connection
via RJ45 on the
device top side
Binary outputs
Current measuring inputs
Supply
voltage
Figure 7-83
SICAM P850/P855, 7KG85xx, Device Manual
E50417-H1040-C482-A6, Edition 10.2018
7.6 Example of a Parameterization and Measured Value Evaluation for SICAM P855
S2 S1 S2 S1
P2
P1 P2
P1
Connection Diagram
Terminals and Interfaces Used at the Device
a a a
b b b
B B B
A A A
resp.
10 A
S2
P2
7 Operation at Use of a PC
RS485
interface
Voltage measuring
inputs
205