Overview
The DKG309 is a microprocessor-based generator set controller that provides automatic engine start/stop sequencing, AC power monitoring, and alarm protection for single diesel or gas generator units. It integrates digital measurement, programmable logic, and communication interfaces into a single panel-mounted module.
Key Features
- Digital Microprocessor Control — Advanced MCU-based generator controller with precise measurement and protection algorithms for diesel/gas generator sets
- Multi-Function LCD Display — Backlit graphical LCD with real-time parameter display, alarm indication, and multi-language support
- CANbus J1939 Engine Communication — Direct ECU interface for electronic engines with diagnostic code display and parameter read/write capability
- Comprehensive AC Monitoring — Generator and mains voltage, current, frequency, active/reactive power, power factor, and energy metering
- Configurable Protection — 16 programmable alarm and shutdown thresholds with adjustable delay timers for engine and generator parameters
- PC Configuration Software — Free Rainbow Plus software for parameter setting, monitoring, and firmware updates via USB/RS485
Technical Specifications
| Parameter | Value |
|---|---|
| Model | DKG309 |
| Type | Digital Generator Controller |
| DC Supply | 8-35V DC |
| AC Voltage Range | 110-415V AC, 1/3Ph, 50/60Hz |
| Communication | RS232/RS485, MODBUS-RTU |
| Protection Functions | Over/Under Volt, Over/Under Freq, Over Speed, Over Current, Low Oil Press, High Water Temp |
| Display | LCD 64×128 Graphical |
| Frequency | 50/60 Hz Selectable |
Compatibility
DKG309 is Datakom’s premium single-unit controller with Ethernet, SMS, and dual CANbus for 50-2000kW generators. Panel cutout: 220×160mm. Compatible with: DKG309, DKG307, Datakom DKG-300 series.
Why Choose ZenixPower
- Full-Feature AMF — Automatic mains failure detection, engine start/stop sequencing, and load transfer control
- Multi-Protocol Communication — RS485 Modbus RTU, CAN J1939, and SMS alarm notification for remote monitoring
- Wide DC Supply — Operates from 8V to 35V DC, tolerating cranking voltage drop without reset
- Heavy-Duty Relays — 16A/250VAC rated outputs for fuel, start, and auxiliary control with replaceable relays
- Universal Compatibility — Works with magnetic pickup, alternator sensing, and CAN ECU engine types
- Pre-Configured Files — SmartGen/DSE/ComAp default configurations available to reduce commissioning time
Compatible Generators Medium to large generator sets 50-5000kW requiring large color display, remote monitoring, and rich communication capabilities.
Competitors DSE7320 (Deep Sea 7″ large screen), HGM9520 (SmartGen touchscreen), DKG309 (Datakom SMS alarm).
Specification Comparison
| Parameter | DKG309 | DSE7320 | HGM9520 | DKG309 |
|---|---|---|---|---|
| Brand | Datakom (Turkey) | Deep Sea (UK) | SmartGen (China) | Datakom (Turkey) |
| Display | 132×64 graphical LCD | 7″ TFT 800×480 | 7″ TFT touchscreen | 132×64 graphical LCD |
| CANbus | J1939 + CANopen | J1939, CANopen | J1939, CANopen (dual CAN) | J1939, CANopen |
| Communication | RS485, USB, Ethernet, SMS | RS485, USB | RS485, USB, Ethernet, Modbus, SMS, 4G | RS485, USB, Ethernet, SMS |
| PLC Logic | No | No | Configurable ladder | No |
| SMS Alarm | Yes | No | Yes | Yes |
| 4G Remote | External needed | External DSE Gateway needed | Built-in | External needed |
| Digital Inputs | 10 configurable | 8 | 12 | 10 |
| Price | Contact Us | $200-300 | $250-350 | $100-160 |







