The VDM (Variable Dimmer Module) Expansion Module by Neptune Systems offers versatile functionality for aquarium lighting and pump control. Here are the key features, compatibility, and additional details:

Key Features:

• Versatile Use:

  • LED Dimming Control: Simulates natural lighting conditions such as sunrise, sunset, lunar cycles, and cloud effects when connected to Apex Ready+ LED fixtures.
  • Variable Speed Pump Control: Compatible with Apex Ready pumps, including Tunze Turbelle Stream 6105, 6155, and 6255, allowing precise control over water flow.

• Complete Control:

  • Supports 0-10V control for Apex Ready pumps.
  • Provides control for Apex Ready+ LEDs that utilize a serial interface.

• Expansion Capability:

  • Adds 4 independent 0-10V variable speed ports to the Apex system for enhanced customization.

• Easy Installation:

  • Plug and Play: Automatically recognizes the module when installed, simplifying setup.
  • Includes 2 AquaBus connectors for flexible expansion options.

• Upgradeability:

  • Fully upgradeable through future firmware updates, ensuring long-term functionality.

• LED Status Indicator: Display confirmation of the module's operational status.

Specifications:

• Included Cable: Comes with a 3 Ft. AquaBus cable for quick connectivity.

• Compatibility: Works with all Apex Systems, enhancing your aquarium automation and control capabilities.

Important Note:

• The VDM does not include any interface cables for the pumps; those must be purchased separately.

Compatible Products:

Apex Ready Products:

• LEDs (requires VDM for interconnection):

  • BuildMyLED.com Aquarium LEDs
  • Apollo LED - SolarBlast UV 5000

• Pumps & Powerheads (requires VDM for interconnection):

  • Tunze Turbelle Stream 6105, 6155, 6255 (note: special cable required for these pumps)

Apex Ready+ Products:

• LEDs (requires VDM for interconnection):
  • Acan Lighting 600/800 Series LED
  • Aqua Illumination Sol LED
  • Kessil A360N / A360W LED

The VDM Expansion Module is an essential tool for aquarists looking to maximize their control over lighting and flow, ensuring optimal conditions for both fish and corals. If you have any further questions about installation, compatibility, or setup, feel free to ask!

VDM User Manual