Smart Control Panel - Rio Lite 4"
User Manual

Smart Control Panel - Rio Lite 4"

SKU: P-DSP-RIO-LITE

Table of Contents

1. Product Size

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W: 8.6 cm

H: 8.6 cm

D: 1 cm

2. Product specifications

Technical Specifications

Certification

CE Marking Yes
RoHS Compliant Yes
Warranty 2 years

Display

Touch Screen Dimension 4 inch
Touch Screen Resolution 480x480px pixels

Electrical

Power Supply DC 12V/24V

Environmental

Operating Temperature +32°F - +104°F
Operating Temperature (°C) 0 - +40
Operating Humidity 5% - +90% RH, Non Condensing % RH

Hardware

CPU PIERRE Smart Chip

Connectivity

Connectivity 10M/100M Ethernet RJ45, 2.4GHz Wi-Fi (802.11 b/g/n), Zigbee, Modbus, RS485
PoE Support Yes

Sensors

Built-in Sensors Temperature, Humidity

Physical

Panel Material ABS+PC material
Product Color Black
Mounting Type Wall mount
Mounting Box 86x86x50mm

3. Installation instructions

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Turn off the main power in the electric box and make sure the live wire in the wall box is not live.

Remove the base of the display and install it in the wall box.

  1. Pry the base off with a flat screwdriver
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  1. Install upward as shown
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Fasten the base to the wall box with the mounting screws and fix the display back onto the base.

If the display is not flat after installation, do not press on the screen. Check the wall box and base installation first.

Do not overtighten the screws; this can deform or damage the screen and hardware.

  1. Wall
  2. Wall box

4. Wiring

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The PIERRE Rio Lite supports two power supply options: PoE or an external 12V / 24V DC power supply.

1. LAN / PoE Connector

  • Connect an Ethernet cable (RJ45) to the LAN / PoE port.
  • The port provides network connectivity and supports Power over Ethernet (PoE).

2. 12V / 24V DC Input

  • Connect an external 12V or 24V DC power supply to the screw terminals.
  • + (Positive): Connect the positive (+) wire.
  • − (Negative): Connect the negative (−) wire.
  • Ensure correct polarity before powering on the device.

Note: When using PoE, an external DC power supply is not required.

5. Add Display

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Follow the steps below to add the Helsinki display.

  1. Open Displays
  2. Open the Menu and, under Settings, tap Displays.


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  1. QR code
  2. Scan the QR code shown on the display with your smartphone to add the Rio display, then follow the steps on the screen.


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  1. Invite New Display
  2. Scanning the QR code invites the new Helsinki display to the system.
  3. Tap Done to confirm.


6. Video

PIERRE Academy - Full Display Integration & Automation Guide. https://www.youtube.com/watch?v=XPsZkIxCtJE

7. FAQ

Q1: What happens if the internet goes down?

The system continues to work locally without internet access, but remote access (for example controlling devices from a phone while away) is not possible.

Q2: Can the display’s sound be adjusted?

Yes. Swipe down from the top of the display to open the menu, where you find the sound settings.

Q3: Do displays need to be connected to a controller?

No. Displays connect to the system through the network, wired or wireless, and do not need a direct connection to the Controller.

Q4: Can the display size be upgraded?

Yes. A smaller display can be replaced with a larger one.

Q5: Does the Rio Lite display have a temperature sensor? Can it work as a thermostat?

Yes, the Rio display has a built-in temperature and humidity sensor. It can switch heating or cooling devices through the dashboard.

Q6: Are the displays waterproof?

No. The displays are not waterproof and are not suitable for areas exposed to moisture or rain.

Q7: Is a thermostat required?

No. A temperature sensor integrated in the PIERRE system can monitor the room temperature and control the heating/cooling devices.

Q8: Does PIERRE have its own thermostat?

Yes. PIERRE offers its own smart thermostats; see the thermostat product category.

© 2024 Pierre. All rights reserved.

Last updated: October 12, 2026