Figure 4 D20 System Architecture - GE D20 Technical Overview

D20/D200 Technical Overview
GE Grid Solutions
The D20 can support up to:
• Two D.20 ports, each supporting up to 31 I/O peripherals, without repeaters, and 120 I/O
peripherals, with repeaters
• 21 RS-232 or RS-485 ports (7 per processor board)
• Two Ethernet channels

Figure 4 D20 System Architecture

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GE Information PRPI-019-3.00-10