Product Main Functions:
1. Ignition coil drive test: including independent ignition, coil type, and module type.
2. Fuel injector drive test: including 12V gasoline-powered fuel injectors for cars and 12V-24V diesel-powered fuel injectors.
3. Drive and test solenoid valves and fuel metering valves controlled by various operating conditions.
4. Drive and test motors controlled by various operating conditions, including Orea pump motors.
5. Drive and test idle stepper motors, instrument stepper motors, headlight full-run stepper motors, and more.
6. Hall effect sensor with adjustable output frequency, amplitude, and duty cycle. Used to simulate various duty cycle sensors, such as air conditioning pressure sensors (duty cycle type).
Air flow meter (duty cycle type), etc.
7. Supply voltage range: 12 V–24 V, with reverse polarity protection and overcurrent protection.
8. Electromagnetic coil drive current range: 0-3.5 A
9. Output frequency range: 1 Hz–100 kHz
10. Duty cycle adjustment: 1%–100%
11. Adjustable voltage: 1.25 V–1.5 V
Product specifications:
Model: QDB-4A
Input current: DC 8–28 V
Output current: 0-2.5 A
VADJ output: 0-1.5 A
DMM: DC 0-30 V/0-1 µF
PWM: 1-100 kHz/0-100%
Stepper motor: Max. 15 A
Product dimensions: 17 x 9.8 x 2.8 cm
Product weight: approx. 175 g
1 set weight: approx. 0.39 kg
Packaging: Colorful box
Package includes:
1 x QDB-4A
1 x Power cable
3 x Test leads
4 x Individual Connectors
1 x Low-speed stepper motor connector
1 x Welding cable for stepper motors
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