WOODWARD 8440-1546 Digital fuel injection control module
Specific parameters
Fuel pressure range: Supports adjustable range of 200-2500 bar, control accuracy ± 5 bar (steady-state condition)
Communication interfaces: CAN J1939, J1708 (compatible with commercial vehicle protocols), Ethernet/IP (requires expansion card 8440-EX-COM1)
Protection level: IP69K (resistant to high-pressure water flushing and oil pollution erosion, suitable for ship engine rooms or mining machinery)
Working temperature: -40 ° C to+125 ° C (optional fuel line heating function, supports extreme cold start)
Electromagnetic valve drive: 8-way high-speed low resistance drive channel (peak current 20A, pulse width modulation frequency 20kHz)
Product Performance
High precision control: using a closed-loop feedback system (such as potentiometer or encoder) to ensure that the output position matches the control signal height, achieving control accuracy within ± 0.5%.
Quick response: Built in high dynamic servo drive, can complete command tracking in a short time, adapt to engine start stop, load changes and other working conditions.
Strong reliability: Designed with an all metal casing, it has strong resistance to impact and electromagnetic interference (EMC);
The key components have undergone over 100000 life tests, with an average time between failures (MTBF) of ≥ 50000 hours.
Good compatibility: Supports seamless integration with WOODWARD 505/505E controllers, PLCs, or DCS systems, and is compatible with various industrial automation networks.















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