Siemens 7SG23 MSCDN – MP2A Manual page 44

Contents
1. Introduction ........................................................................................................................................................ 4
2. Reydisp Evolution............................................................................................................................................... 4
3. Connection Specification And Relay Settings .................................................................................................... 4
3.1. Recommended cable ................................................................................................................................. 4
3.2. Connection Method.................................................................................................................................... 4
3.3. Transmission Method................................................................................................................................. 5
3.4. Transmission Rate ..................................................................................................................................... 5
3.5. Line Idle Setting ......................................................................................................................................... 5
3.6. Parity Setting ............................................................................................................................................. 5
3.7. Address Setting ......................................................................................................................................... 5
4. Modems ............................................................................................................................................................. 5
4.1 Connecting a modem to the relay(s) .......................................................................................................... 5
4.2 Setting the Remote Modem ....................................................................................................................... 6
4.3 Connecting to the remote modem.............................................................................................................. 6
Figures
Figure 1 - Basic Communications Configuration..................................................................................................7
Figure 2 - Basic Communications Configuration (Remote)..................................................................................8
Figure 3 - Star Type Configuration (Using SIGMA-1 Multiplexer) ........................................................................9
Figure 4 - Optical Ring Configuration (Using SIGMA-4 Fibre/RS232 Convertor).................................................9
Figure 5 – Direct Control System/Data Concentrator Configuration ..................................................................10
Figure 6 – Automatic switchover remote to local control using the SIGMA-3 ....................................................10
Figure 7 – LAN Network connectivity using a SIGMA-3 + Lantronix UDS-10 or equivalent...............................11
©2010 Siemens Protection Devices Limited
MSCDN – MP2A Communication Interface
Chapter 4 – Page 2 of 11