Murphy DT9805 - Manuals

Murphy DT9805 – Manual in PDF format online.

Manuals:

Manual Murphy DT9805

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Summary

Page 2 - If connecting to a Murphy LCDT annunciator refer to Figure 5. See; General Catalog for more information on the LCDT.; DT9805 typical wiring for positive ground ignition; DT9804 typical wiring for negative ground ignition; Ignition; Output Voltage & Polarity of Common CD Ignitions; WARNING; PERFORM THE WIRING INSTALLATION WITH THE POWER SOURCE OFF. DO NOT; PERFORM THE WIRING INSTALLATION WITH THE POWER SOURCE OFF.; (for positive ground

DT9805 1. Connect the magnetic pickup as shown in Figure 3. 2. Connect the overspeed switch wiring as shown Figures 3 and 4. Observe the polarity of the overspeed switch. The positive terminalmust be connected to the positive side of the circuit as shown. 3. If connecting to a Murphy LCDT annunciato...

Page 3 - Calibration; DO NOT USE A PENCIL TO PUSH SWITCHES; CALIBRATING THE DT9800 SERIES TO YOUR ENGINE; Calibration Switch Code; DT9806 typical wiring for negative ground ignition

3 DT9806 Before wiring the DT9806, determine the output voltage and groundpolarity of the ignition. Table 1 lists the Peak Output Voltage and GroundPolarity of some common ignitions. Figure 6 displays wiring to a negative ground ignition and Figure 7 forpositive ground units. If the ignition output ...

Page 4 - the neutral to the negative input. These readings are ±1 RPM.; Dip Switches On; Warranty; Frank W. Murphy Manufacturer

The overspeed set point switches are available on the DT9805 andDT9806 only. The overspeed set point can be set within ± 5 RPM, over arange of 0010 to 9990 RPM. Setting of the overspeed set points is made byproperly adjusting of three rotary switches. Each switch can be adjusted inincrements of ten....

Murphy Manuals