Performance, User interface operation, Keypad – Winco DPG-2145-001 User Manual

Page 11: Gain potentiometer

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Manual 36526F

DPG-21XX-00X Digital Controllers

Woodward

3

Performance

Steady State Speed Band:

± .25% over ambient operating
temperature range

Engine Speed MPU

Measurement Range:

10 MPU Hertz to 14,000 MPU Hertz

Governing Speed Range

with MPU:

500 MPU Hertz to 11,000 MPU Hertz

Engine Speed Ignition

Measurement Range:

2 Hertz to 350 Hertz

Governing Speed Range

with Ignition:

25 Hertz to 300 Hertz


Suggested Mating Connectors

for DPG-2145-00X and DPG-2155-00X Models

AMP 770581-1 Mini universal Mate-N-Lock

AMP 171637-3 or 794407-3 Duplex finish socket

AMP 90707-1 Crimping hand tool for 18 gauge wire

AMP 408-4137 Crimping documentation

AMP 189727-1 Socket extraction tool


User Interface Operation

Keypad


The DPG-21XX-00X provides two buttons for adjusting the engine set speed.

INC

– increases the selected Set Speed (A or B)

DEC

– decreases the selected Set Speed (A or B)

Gain Potentiometer


The DPG-21XX-00X series controllers provide a potentiometer (labeled GAIN) to adjust
the OVG @ Set Speed A. This is one of the controller’s tuning parameters.

The gain potentiometer’s adjustment range is 1 to 99.

LED


The LED (Light Emitting Diode) is used as a status indicator. When the LED is off, it
indicates that one of the following is true:

The unit is not being powered.

The unit is reverse powered (check polarity of supplied power).


If a voltage between 9 Vdc and 30 Vdc is being properly supplied across the BAT+ and
BAT- connector pins of the controller and the LED is off, then refer to the
troubleshooting chapter.

A slow blinking LED indicates all of the following:

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