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THE DIGITAL CONTROLLER—SETTING A WHOLE NEW STANDARD Controls Specifications Detroit Diesel Spectrum® generators can be equipped with a variety of controls to match the needs of the application. From basic to the state-of-the-art Digital 550 controller, Detroit Diesel Spectrum provides superior control as well as monitoring and diagnostics of both the generator and engine. The new Detroit Diesel Spectrum Digital 550 provides unprecedented capability for flexible, comprehensive control of generator sets for critical applications. A bright alphanumeric display and large keypad highlight an intuitive control panel used to monitor and program the controller. High accuracy voltage regulator .25% build-in digital voltage regulator offers precise control. Smarter Control More alternator and engine performance data helps the operator understand how the system is functioning. For ECM equipped engines, data is read serially directly from the ECM. E-Mail for Information

Controls Specifications
Model	Description	Download Specs
Digital 550 Controller	Advanced control, additional system monitoring, and system diagnostics for the following:	M6046.PDF (904 K)
	• Detroit Diesel Spectrum generator sets powered by selected engines with Electronic Control Modules (ECM)
	• Detroit Diesel Spectrum generator sets powered by engines without Electronic Control Modules (ECM)
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Digital 550 Communications	Control, monitoring and diagnostic communications for the following:	M6050.PDF (144 K)
	• all Detroit Diesel Spectrum generator sets using the Detroit Diesel Spectrum digital 550 controller
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16 Light Controller	Controller for use with the following Detroit Diesel Spectrum generator sets:	M6030.PDF (360 K)
	• 20-275GS
	• 20-200DSJ/DSEJ
	• 200-400DSE
	• 450DSE-4
	• 500-2000DS-4
	• 600/900/1000DSM
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Generator System Monitoring and Control Software	Personal computer monitoring and control software package using Windows®-based graphical user interface for use with the following:	M6038.PDF (900 K)
	• all generator sets using the Detroit Diesel Spectrum digital 550 controller
	• all generator sets using the Detroit Diesel Spectrum digital controller
	• Detroit Diesel Spectrum automatic transfer switches equipped with the MATS or MATS+ controller
	• Detroit Diesel Spectrum digital power monitor

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