Key Features

1. Low‑voltage wide‑range power supply: 18–40 VDC (24 VDC nominal)

2. Dual redundant magnetic pickup (MPU) speed inputs

3. Isochronous (constant‑speed) & droop control modes

4. No DSLC/LON bus; only basic speed control & protection

5. RS‑232/422/485 serial port with Modbus RTU/ASCII for commissioning & monitoring

6. Startup fuel limit, overspeed shutdown, fault self‑diagnosis

7. Conformal‑coated PCB, anti‑vibration, EMI‑resistant for harsh industrial/marine environments

Electrical Specifications

• Power Supply: 18–40 VDC

• Speed Input: 2‑channel MPU, 400 Hz–15 kHz

• Communication: RS‑232/422/485, Modbus RTU/ASCII

• Operating Temperature: −40 °C ~ +70 °C

• Certifications: CE, UL, Class I Div 2 hazardous area compliant

Mechanical & Environmental Features

• Mounting: Front panel‑mount

• Enclosure: Rugged metal housing

• Dimensions: 412.8 × 292.1 × 60.4 mm

• Weight: ~2.8 kg

• High‑voltage counterpart: 8280‑411 (90–150 VDC)

Typical Applications

• Stand‑alone single‑generator speed control

• Marine auxiliary engine governing

• Oil‑gas compressor & pump engine control

• Industrial stationary prime‑mover regulation