Key Specifications
1. Power Supply:

Input Voltage: 18-36 VDC (24 VDC nominal)

Power Consumption: 15W typical (20W max)

Redundancy: Supports dual power supply inputs (optional)

Isolation: 1500V AC input-to-output isolation

2. Speed Sensing:

Input Types:

Magnetic pickup (MPU)

Proximity sensor

Hall-effect sensor

Frequency Range: 5 Hz to 25 kHz

Input Channels: 2 (primary + backup)

Minimum Signal: 0.3 Vrms (MPU), 5 VDC (proximity)

3. Control Outputs:

Primary Outputs:

4-20 mA analog (2 channels, isolated)

0-10 VDC analog

High-speed PWM (10 kHz)

Auxiliary Outputs:

4 configurable analog outputs

6 digital outputs (relay/opto, 2A @ 30 VDC)

4. Performance Characteristics:

Speed Regulation Accuracy: ±0.1% of setpoint

Response Time: <50ms for 10% load change

Control Modes:

Isochronous

Droop (0-10% adjustable)

Base load

Load sharing (kW/kVAR)

PID Adjustment:

Proportional: 0.1-50.0

Integral: 0.01-10.0 1/sec

Derivative: 0-5.0 sec

5. Communication Interfaces:

Standard:

RS-232/RS-485 (isolated)

CAN bus (SAE J1939)

Optional:

Modbus RTU/TCP

Ethernet/IP

PROFIBUS DP

6. Protection & Monitoring:

Critical Protections:

2-stage overspeed protection

Underspeed detection

Loss of speed signal

Engine parameter monitoring (oil pressure, temperature)

Diagnostics:

Real-time trending

Event logging (500+ events)

Waveform capture

7. Environmental Specifications:

Operating Temperature: -40°C to +85°C

Storage Temperature: -55°C to +100°C

Humidity: 5-95% non-condensing

Vibration: 5g (10-2000 Hz)

Shock: 50g, 11ms

Enclosure Rating: IP66 (NEMA 4X)

8. Physical Characteristics:

Dimensions: 200 x 150 x 80 mm (W x H x D)

Weight: 1.8 kg

Mounting: Panel or DIN rail mount

Connectors: Removable screw terminals

Functional Description
1. Advanced Speed Control:

Precision speed regulation with adaptive control algorithms

Configurable acceleration/deceleration ramps

Active damping of speed oscillations

Fuel quality compensation

2. Load Management:

Isochronous load sharing for parallel generators

Adjustable droop characteristics

Peak shaving capability

Power factor control

3. System Integration:

J1939 engine interface

Synchronizer interface

Generator protection relay interface

SCADA system integration

4. User Interface:

4-line LCD display with backlight

Navigational pushbuttons

LED status indicators:

Run

Alarm

Communication

System status

Password-protected access levels

5. Diagnostics & Maintenance:

Built-in self-test

Fault code display

Maintenance counters

Remote monitoring capability

Typical Applications
Prime power generation

Hospital backup systems

Data center power

Oil & gas installations

Marine propulsion

Industrial co-generation

Certifications & Compliance
UL 508

CE Marked

DNV-GL (Marine)

IEC 60068 (Environmental testing)

IEEE C37.90 (Surge withstand)

Ordering Information
Base Model: B8511-144

Optional Features:

Extended temperature range (-55°C to +100°C)

Hazardous area certification (ATEX, IECEx)

Custom communication protocols

Special enclosure coatings

Documentation Reference
Installation Manual: 04015-XX

Programming Guide: 04016-XX

Technical Bulletin: TBB8511-144