Siemens SINAUT ST7 - Page 249

Installing and putting a SINAUT modem into operation
5.7 Analog dial-up modem MD3
Station control system
System Manual, 07/2009, C79000-G8976-C178-07
249
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Figure 5-39 Connecting several MD3s to one TIM over RS-485, star-shaped convergence of several
dedicated lines