Quick start guide
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unipi
.technology
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533 433 392
Czech Republic
Interior Air Quality sensor IAQ RxW-THx
•
Please retain this document for further use
•
Use only suitable power supplies that are compliant with relevant regulations and standards applicable in
the country of intended use
•
Do not expose the product to water or chemicals
•
This product does not serve as a replacement for User manual available on the manufacturer‘s website
Installation
Air quality sensors are designed for installation on interior walls of residential buildings. To achieve the maximum
possible measurement accuracy it is necessary to maintain the correct position of the sensor to ensure an optimal air
flow inside the product.
Connection
Carefully disassemble the two-part plastic cover of the product, ideally by using a small flat screwdriver, and take out
the sensor‘s circuit board.
Pay extra attention to cable interconnecting the circuit board and the antenna.
Two power supply methods are available:
•
5 V
DC
via microUSB connector
•
24 V
DC
via wires connected to VIN terminals
The sensor features the following communication interfaces:
•
Modbus RTU via RS-485
•
Wi-Fi (Modbus TCP, HTTP, MQTT, WEB)
•
LoRaWAN 868 MHz (depends on the variant)
Initial configuration
Before integrating the sensor into your system for the first time you need to perform some basic configurations. For this
purpose the sensor features an integrated web interface available through a web browser.
1.
By default the sensor acts as a Wi-Fi access point SSID:
Unipi <model> <serial number>,
password:
iaqsensor
.
Connect to the network. Potential warnings about internet unavailability can be ignored.
2.
When connected to the sensor, enter the following IP address into the address tab:
3.
The opening page of the web interface will display, containing current measured values and a menu of other
options including the
Settings
section. The default
login and password
for accessing this section is
admin.
4.
The AP mode can be enabled any time by shortly pressing the service button during the startup initialization
(indicated by purple colour of the LED).
Factory reset
The sensor can be reset back to its default settings
by pressing and
holding the service button during the startup phase. Release the button
when the blue LED stops flashing (after approx. 8 sec).
5 V
24 V
RS485
