User Manual

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Overview
The ISD-1100-T/1200-T series provides surge protection for serial data
lines to prevent damage to devices such as modems, fax machines, I/O
ports, terminals, instrumentation, hubs, and other devices that use serial
data connections. The ISD-1100-T/1200-T can add serial data line
protection to a variety of serial connections: RS-232, RS-422, and
RS-485.
Package Checklist
Moxa’s serial data line surge protector is shipped with the following items:
• 1 surge protector
• Hardware installation guide (printed)
• Warranty card
Note: If any of these items is missing or damaged, please contact your
customer service representative for assistance.
Features
• Plug and play
• Surge protection for serial data lines
 ISD-1110-T/1130-T: EN 61000-4-5 Level 4
 ISD-1210-T/1230-T: IEC 61632-21 C2 (20 kV protection)
• Supports RS-232/422/485
• Compact size for easy installation
• Wide temperature models available for -40 to 85°C environments
Dimensions [mm (in)]
ISD-1210-T/1230-T ISD-1110-T ISD-1130-T