B4 Tcp Port Numbers; B5 Isolation Diagram - Siemens FEC920 User Manual

B4 TCP PORT NUMBERS

The following TCP ports are made use of by the instrument.
Port
20
21
502

B5 ISOLATION DIAGRAM

Supply voltage
100 to 240V ac
or
24V ac or dc
Note: Each 'PV' is double isolated (300VRMS) from all other 'PV's.
Appendix B
Page 220
FEC920: USER GUIDE
Usage
File Transfer protocol (FTP) data
FTP control
Modbus TCP communications
Rectifica-
tion
Power
Supply
Circuits
Safety Earth
(Protective
conductor
terminal)
Figure B.4 Isolation diagram
Micro-
processor and
system circuits
SN1
Double (300V ac)
A5E45696052A Rev-AA
Single (50V ac)
Ethernet
comms
Double (300V ac)
Relays /
DC output
Double (300V ac)
PV1*
Double (300V ac)
PV2*
Double (300V ac)
PV3*
Double (300V ac)
PV4*
USB Comms
PSU Logic/
Digital I/O
September 18