Wireless room thermostat IVAR.JUSTO with receiver – +5 °C to +35 °C, 2x 1.5 V AAA
Code: 580022Product detailed description
Thermostat and receiver in one set
The IVAR.JUSTO consists of a battery-powered thermostat and a wireless receiver supplied from a 230 V socket. The thermostat sends its commands on 868 MHz and the receiver switches the heat source or another mains-powered device via a volt-free contact. Both parts are paired at the factory and one thermostat can control up to six receivers; the pairing is retained even after a battery change or power failure.
Operation and functions
- set temperature +5 °C to +35 °C in 0.1 °C steps, default 20 °C
- heating or cooling mode
- display showing the measured temperature and, after pressing the centre button, the relative humidity (10 – 95%)
- adjustable hysteresis 0.2 to 4.0 °C and sensor calibration ±10 °C
- key lock and limitation of the minimum and maximum settable temperature
- battery status shown as a percentage, battery life over 2 years
- receiver contact 1 A / 250 V AC
- dimensions thermostat 80 x 80 x 16 mm, receiver 41 x 111 x 58 mm
Positioning and installation
Mount the thermostat on the wall about 150 cm above the floor in a spot with good air circulation – away from radiators and other heat sources, at least 30 cm from doors, not on an external wall, not in direct sunlight and not in a kitchen or bathroom. Two AAA alkaline batteries are supplied. The electrical connection of the receiver to the heat source and the 230 V mains must be carried out by an authorised technician.
Technical data
| Code | 580022 |
| Manufacturer | IVAR |
| Type | IVAR.JUSTO |
| Version | daily wireless thermostat with receiver |
| Setting range | +5 °C to +35 °C, 0.1 °C steps |
| Modes | heating / cooling |
| Thermostat power supply | 2x 1.5 V AAA (included) |
| Battery life | more than 2 years |
| Receiver power supply | 230 V AC, 50 Hz |
| Contact rating | 1 A, 250 V AC (volt-free) |
| Radio frequency | 868 MHz |
| Number of receivers | max. 6 |
| Humidity range | 10 – 95% |
| Thermostat dimensions | 80 x 80 x 16 mm |
| Receiver dimensions | 41 x 111 x 58 mm |
Frequently asked questions
Is the receiver included?
Yes, the thermostat and wireless receiver are supplied together and are already paired at the factory. Two AAA batteries are also included.
Can the thermostat also be used for cooling?
Yes, in the Out menu item you switch between heating (HEa) and cooling (COo). Heating mode is the default.
How many receivers can one thermostat control?
The thermostat can be paired with up to six receivers. The pairing is not lost when the batteries are changed, after a power failure or after a factory reset.
Where should the thermostat be placed?
About 150 cm above the floor in a spot with good air circulation, away from radiators and direct sunlight and at least 30 cm from doors. External walls, kitchens and bathrooms are unsuitable.
Additional parameters
| Category: | wireless thermostats |
|---|---|
| Warranty: | 2 years |
| Type: | room thermostat |
| Thermostat connection: | wireless |
| Code: | 580022 |
| Manufacturer: | IVAR |
| Type: | IVAR.JUSTO |
| Version: | daily wireless thermostat with receiver |
| Setting range: | +5 °C to +35 °C, 0.1 °C steps |
| Modes: | heating / cooling |
| Thermostat power supply: | 2x 1.5 V AAA (included) |
| Battery life: | more than 2 years |
| Receiver power supply: | 230 V AC, 50 Hz |
| Contact rating: | 1 A, 250 V AC (volt-free) |
| Radio frequency: | 868 MHz |
| Number of receivers: | max. 6 |
| Humidity range: | 10 – 95% |
| Thermostat dimensions: | 80 x 80 x 16 mm |
| Receiver dimensions: | 41 x 111 x 58 mm |
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IVAR designs, develops and manufactures highly energy-efficient heating and plumbing systems. We have over 10,000 catalogue items - mass-produced products and unique items - in addition to customised systems and combinations of complex products. And it’s all “Made in Italy”.
Vision
To make life easier for our clients, our clients' customers and our employees, thanks to our ability to be constantly innovative.
Mission
To design and manufacture advanced hydronic solutions that reduce installation complexity and energy consumption.
“Made in Italy” adds value
IVAR has been producing heating and plumbing system components since 1985: valves for heating bodies, direct heat metering modules, heat cost allocators, pipes and fittings, substations for heating systems, distribution manifolds, radiant panel systems, and components for solar and geothermal systems. And it’s all “Made in Italy”.
Over 200 people are employed at our manufacturing facilities in Prevalle (in northern Italy’s Brescia province). The site has been designed to streamline our many production and operational stages.
The Italian headquarters also acts as a hub for the wider IVAR Group, set up with the goal of distributing products beyond Italy’s borders. The group now has 11 branches, in Australia, Belgium, China, Germany, the United Kingdom, the Czech Republic, Romania, Slovakia, Spain, the United States and Tunisia.
Know How
Research, development and numerous laboratory tests guarantee that our clients’ requests can be translated into new high-efficiency products.
The stages required for production take place internally, beginning with hot forming, which is carried out at our subsidiary Valmon Stampati. Our continuous implementation of projects under the Industry 4.0 initiative also allows us to take full advantage of new releases in technology and IT to improve our manufacturing efficiency.
As a company, IVAR is constantly evolving. Every day, we invest in strengthening our products, in improving our production processes and in attaining new patents and certifications.