Air quality sensor (SZ-AIR-HTQ01) manual for Z-Wave

The following is an overview of the user manual for the Z-Wave product Air quality sensor (SZ-AIR-HTQ01)from Eltex. To view other Z-Wave products and manuals from Eltex follow that link.

  1. Overview
  2. Security
  3. Features
  4. Installation instructions


Air quality sensor
SKU Code
Air quality sensor SZ-AIR-HTQ01 is a multifunctional sensor that
measures the following parameters: temperature, relative humidity, CO2 and tVOC. The sensor supports the Z-Wave Plus v2 protocol, which means support for encryption and firmware updates «Over The Air» (OTA update). The device can operate in any Z-Wave network with certified devices from any other manufacturer. The device uses Z-Wave series 700 chip.
Version #
HW: 1 FW: 1.01 was the version certified
Certification #
Z-Wave Version


As a Z-Wave Plus certified product, Air quality sensor supports Z-Wave S2 security. The following security modes are directly supported:

  • S2 Authenticated
  • S2 Unauthenticated


Eltex describes Air quality sensor as having the following features:

  • FLiRS capable
  • Supports Network Wide Inclusion
  • Supports Z-Wave Explorer Frames
  • Supports Z-Wave SmartStart allowing you to setup the product simply by scanning its QR code via

Installation instructions

1. Using service button
First, switch the controller to the device search and adding mode. Then power the device. After this, the device must be switched to the adding mode by pressing the service button for three times. Now you can enter first five digits of the Device Specific Key (DSK) in controller, after which the device will be added to a Z-Wave network. The DSK is printed on a sticker inside of the device packaging.

 Switch the controller to the device remove mode;
 Press the service button 3 times within 1.5 seconds to enter the adding mode. The device is removed from Z-Wave network.

SmartStart location

SmartStart QR code's location as follows: The DSK is printed on a sticker inside of the device packaging.

Factory reset Air quality sensor

CAUTION: Use this procedure only if the central controller is lost or
 Press the service button 6 times in 1.5 seconds, the red LED should
light up;
 In 3 seconds the red LED will go out;
 The device erases its network ID (removes from Z-Wave network) and
resets all settings to the factory defaults.

Please note that this is a user manual Air quality sensor from Eltex is provided as is and without warranty; all information contained herein is provided by the manufacturer or the certifying body. The information provided is for reference only and is not intended to be used as a substitute for professional advice. only warrants and is only able to support products purchased directly from us. If you have Air quality sensor and have not purchased it from us, please contact the manufacturer directly with any further questions you may have.