Can I extend cables?

Modified on Wed, 3 Jan at 11:21 AM

Yes, you can extend cables.


When extending cables, consider using high-quality extension cords or cables suitable for the intended purpose. 

Consult relevant regulations or standards to ensure compliance with safety and performance requirements.


You can choose to extend:

  • 12v DC power cable (power) up to 10m
  • Valve cable (power and signal) up to 5m
  • Sensor cable (power and signal) up to 5m
  • Volt Free Contacts (power) up to 100m
  • Networking (ethernet) cable (power and signal) up to 100m
  • Gateway antenna (shielded coax) cable (signal) up to 25m


To extend signal cables effectively:

  • Use high-quality extension cables designed for signal transmission to maintain signal integrity. 
  • Use connectors suitable for the specific type of signal cable to ensure a secure and reliable connection.
  • Keep cable lengths within recommended limits to prevent signal degradation. For networking cables, this is usually <100m. For other signal cables, this is around 5m unless shielding is used.
  • Choose shielded cables to minimise interference and maintain signal quality, especially in areas with high electromagnetic interference.
  • Avoid running signal cables parallel to power cables to minimise electromagnetic interference.


To extend DC power cables effectively:

  • Use appropriate wire gauge that can handle the current without significant voltage drop. Refer to a wire gauge chart for guidance (use 12v 1A). 
  • Be mindful of the cable length, as longer cables can lead to voltage drop. If significant length is needed, consider a higher gauge wire.
  • Maintain polarity: Ensure consistent polarity when extending DC power cables with tight connectors. Match positive to positive and negative to negative.
  • Employ insulated cables and provide protection against physical damage, ensuring the integrity of the power supply.
  • Always test the extended DC power system to confirm no short circuits and that the valve operates without overloading the power capacity of the supply.

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