CHAPTER 1: BEFORE YOU START
ORDERING GUIDE
D400 SUBSTATION GATEWAY USER’S MANUAL
GENERAL
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Figure 1: D400 - front view
Features
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Secure Web server (128-bit encryption)
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Secure SCADA communications through Secure Sockets Layer or Transport Layer
Security (SSL/TLS)
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Secure access using SSH (Secure Shell)/SCP (Secure Copy)/HTTPS
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Secure terminal server, gateway, and/or data concentrator using SSL
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User configurable access level
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Support for remote user authentication
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Built-in alarm annunciator
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Support for time synchronization signals, including Network Time Protocol (NTP) and
IRIG-B
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Support for DNP protocol for communications to multiple masters
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High-performance real-time database engine
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Internal Mini SQL™ database for archival of SOE and alarm records
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Built-in basic math/logic functions
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Event notification (e-mail)
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Portable memory device plug-in
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Dual CompactFlash cards for main and user storage
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Dual hot swappable power supply units
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Hot swappable communication adapter cards
Ordering guide
The latest D400 Substation Gateway ordering guide, which includes accessories, is
available on the GE Digital Energy website:
http://store.gedigitalenergy.com/viewprod.asp?Model=D400
