Siemens 7SR242 Duobias Technical Manual page 69

Contents
Section 1: Introduction ....................................................................................................................................... 5
1.1 Relay Menus And Display .................................................................................................................. 5
1.2 Operation Guide ................................................................................................................................ 6
1.2.1
User Interface Operation ...................................................................................................... 6
1.3 Settings Display ................................................................................................................................. 8
1.4 Instruments Mode .............................................................................................................................. 8
1.5 Fault Data Mode .............................................................................................................................. 16
Section 2: Setting the Relay Using Reydisp ...................................................................................................... 17
2.1 Physical Connection ........................................................................................................................ 17
2.1.1
Front USB connection ........................................................................................................ 17
2.1.2
Rear RS485 connection...................................................................................................... 18
2.1.3
Optional rear fibre optic connection ..................................................................................... 18
2.1.4
Optional rear RS485 + IRIG-B connection ........................................................................... 19
2.1.5
Optional rear RS232 + IRIG-B connection ........................................................................... 19
2.1.6
Optional Rear EN100 Ethernet Module (COM3) .................................................................. 20
2.1.7
Configuring Relay Data Communication .............................................................................. 21
2.1.8
Connecting to the Relay via Reydisp ................................................................................... 22
APPENDIX 1 7SR242 Settings
List of Figures
Figure 1-1 Menu ........................................................................................................................................... 5
Figure 1-2 Fascia Contrast symbol ............................................................................................................. 5
Figure 1-3 Fascia of 7SR242 Relay ............................................................................................................... 5
Figure 1-4 Relay Identifier Screen ............................................................................................................... 6
Figure 1-5 7SR24 Menu Structure ................................................................................................................. 7
Figure 1-6 Schematic Diagram: Current and Voltage Meters (includes optional functionality) ......................... 12
Figure 2-1 USB connection to PC .............................................................................................................. 17
Figure 2-2 RS485 connection to PC .......................................................................................................... 18
Figure 2-3 Fibre Optic Connection to PC .................................................................................................. 18
Figure 2-4 EN100 Ethernet Module ............................................................................................................. 20
Figure 2-5 PC Comms Port Allocation ...................................................................................................... 22
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Chapter 2) 7SR242 Duobias Settings, Configuration & Instruments Guide
Chapter 2 Page 3 of 22