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ProductsESP DimmerDimmer Gen1

Hardware Installation

A detailed guide to wiring the boneIO Dimmer Gen1 controller.

Key Safety Principals

IMPORTANT: PROFESSIONAL INSTALLATION REQUIRED

We emphasize in the strongest possible terms: safety is the absolute priority. All activities related to connecting the device to an electrical installation must be performed exclusively by a qualified electrician who holds the appropriate certifications. Installation by unqualified individuals poses a risk of electric shock, equipment damage, or fire. The manufacturer assumes no liability for damages resulting from an improper installation.

This applies in particular to:

  • Connecting the power supply to the controller.
  • Connecting high-voltage circuits (110V/230V) to the controller's outputs.
  • All installation work inside the electrical cabinet (distribution board).

Attempting to modify an electrical installation without the proper qualifications is illegal, extremely dangerous, and creates a real hazard that can lead to:

  • Electric shock, severe personal injury, or death.
  • Permanent damage to the boneIO controller and all connected equipment.
  • A significant fire hazard resulting in property damage.
  • Voiding the product warranty and potential issues with property insurance claims.

The manufacturer of boneIO assumes no liability whatsoever for material damages, personal injury, or loss of life resulting from an installation performed contrary to these guidelines and applicable safety standards.

Please treat this warning with the utmost seriousness.


DIN Rail Mounting

The boneIO ESP controller is designed for mounting on a standard DIN rail (TS35).

  1. Hook the upper clips of the enclosure onto the top edge of the DIN rail.
  2. Press the lower part of the enclosure firmly until the latches lock onto the rail with a distinct click.
  3. Ensure the module is securely mounted.

Power Supply Connection

The device requires a stabilized 12-24V DC power supply. All power terminals should be powered from single power supply.

  1. Ensure the power supply is disconnected from the 230V/110V mains.
  2. Connect the + output of the power supply to the + screw terminal on the boneIO ESP.
  3. Connect the GND (ground) output of the power supply to the GND screw terminal on the boneIO ESP.
  4. Double-check the connections and polarity before turning on the power supply.

12-24V DC power supply wiring diagram

NEVER CONNECT THE USB-C PORT WITH THE POWER SUPPLY CONNECTED!!!

The USB-C port is dedicated to flashing firmware. This should be done ONLY with the controller's power supply disconnected. Using the USB-C port with the power connector plugged in risks DAMAGING the controller!

Connect Ethernet

The device communicates with the network using a built-in Ethernet port, which guarantees a stable and reliable connection. To establish connectivity, connect the module to your network switch using a standard Ethernet (RJ45) cable.

  1. Connect ethernet cable to LAN port on your controller.
  2. Connect other side of ethernet cable to your network switch.

Ethernet connection

Connecting Digital Inputs

Digital inputs are used for connecting switches and sensors. They are ground-controlled.

  1. Connect one of the wires from a momentary switch to the common GND (ground) terminal.
  2. Connect the other wire to the desired input terminal (e.g., IN01).
  3. Pressing the switch will short the input to ground, which will be interpreted as an "on" signal.

Logical diagram of connecting digital input

Momentary switch wiring diagram

Connecting LED Strips

The dimmer is divided into two independent sections, Left and Right, each with 4 PWM channels. Each section is protected by a 10A fuse and includes an INA219 sensor for power measurement.

IMPORTANT: Mixing channels or power from the left and right sections is not allowed and may damage the device.

Each section has its own set of terminals:

  • VCC: The common positive terminal for the LED strips in that section.
  • CH1-CH4: The negative PWM output channels.

Current Limits:

  • Max current per channel: 2A
  • Max total current per section (4 channels): 10A

Single Color (White) LED Strips

Each channel can control a separate single-color LED strip.

  • Connect the positive (+) wire of the LED strip to the VCC (common positive) terminal of a section.
  • Connect the negative (-) wire of the LED strip to the desired PWM channel (e.g., CH1).

Single Color LED Wiring

RGB/RGBW LED Strips

One section (4 channels) can control one RGBW strip or one RGB strip (using 3 channels).

  • Connect the common anode (+) of the strip to the VCC terminal.
  • Connect the R, G, B, and W wires to the CH1, CH2, CH3, and CH4 terminals respectively.

RGBW LED Wiring

CCT (Tunable White) LED Strips

A CCT strip has two channels (warm white and cool white).

  • Connect the common anode (+) of the strip to the VCC terminal.
  • Connect the warm white wire to one channel (e.g., CH1).
  • Connect the cool white wire to another channel (e.g., CH2).

CCT LED Wiring

Fuse Replacement

The device is protected by two 10A fuses, one for each 4-channel section. If the outputs in one section stop working, check the corresponding fuse.

  1. Turn off the power to the device.
  2. Carefully open the enclosure.
  3. Locate the blown fuse and replace it with a new 10A mini-blade fuse.

Fuse Location

Final Checks

After completing the installation:

  1. Double-check all connections.
  2. Ensure there are no short circuits.
  3. Turn on the main power (24V DC power supply).