HEINZMANN Company Group

Engine & Turbine Management

HEINZMANN Electric Drives
Robust electric motors

Control & Monitoring

Control & Actuation

HEINZMANN Automation
Marine Automation

Gas & Water Turbine Control

CPK Automotive
Emission Control

Giro Engineering
Diesel Engine Components

Oil Mist Separators and Blow-by Filter Technology


Optimal control technology for steam turbines

Remote display for the Si-TEC Xtend control range (via CAN bus interface) metering of essential engine and generator parameters that include generator voltage, frequency, real power, power factor (lead & lag) and also includes an independent turbine overspeed protection circuit.

Leaflet Genset Controls



Opal II

ONYX Diesel/Gas Generator Display

ONYX works as a remote display of Si-TEC Xtend TGC and CGC. It is used for engine generators, diesel engine generators or gas engine generators.

  • 12“ or 15“ flat “capacitive” touch screen
  • Genset operation and configuration password protected
  • Clear and precise visual representation of all genset parameters
  • Real-time information from Si-TEC Xtend controller updated instantly to ONYX display
  • No requirement for external logic switches reducing wiring interface
  • Genset monitoring (including oil pressure, oil temperature, water temperature, etc.)
  • Range of alarm functions logic status and event log
  • Easy navigation of all information pages and genset control functions


Oil & Gas
Standby Power Systems
Utility Generation

Opal II Diesel/Gas Generator Display

Opal II is a remote display for Si-TEC Xtend turbine controls (via CAN bus) and used for diesel or gas engine generators.

  • Electrical overspeed protection function
  • Overspeed test function
  • Metering of essential generator parameters and engine speed
  • Engine monitoring, pressures, temperatures, etc.
  • Range of alarm functions and logic status
  • Temperature metering via temperature scanner module (optional)
  • Easy navigation of Si-TEC Xtend and Opal II parameters via keypad
  • Configurable via pcConfigure for commissioning and storing of settings


Oil & Gas
Standby Power Systems

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