STC Smartscan NG2, Manual

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EUD-2018086-00 Rev.3, SmartScanNG² User's Guide for Wayside Enclosure Components, 14 May 2021
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6.1.3 DC-DC Converter
The 28V 3.57A boost converter provides power to the MPR(x). It operates from an input
voltage of 9 ~ 36 VDC.
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6.1.4 DB9 Breakout Board
RS232 serial communications to MPR(x) are provided through the DB9M connector. A
standard DB9F to DB9F straight serial cable connects the MPR(x) panel to COM-5 of the
SmartSCAN-NG.
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To NG COM-5
Wiring for MPRR Wiring for MPRX