COMPUTHERM Q32
Digital room thermostat
The COMPUTHERM Q32 thermostat cannot be programmed but it has a clearly visible LCD display that shows the measured and set temperature as well as operational information at the same time. You can easily switch between preset economy and comfort temperatures.
Adjustable temperature sensor and switching sensitivity increase comfort. Simple switching between cooling and heating modes ensures usability with heat pumps.
We recommend using it in places where programmability is not required, but easy usage, accurate temperature measurement, accurate temperature setting and switching sensitivity is important.
Important functions:
- Accurate temperature measurement
- Simple switching between comfort and economy temperature
- Selectable switching sensitivity
- Calibration of internal thermometer
- Easy switching between cooling and heating modes
Technical data:
- Adjustable temperature range: 5 to 40 °C (in 0.5 °C increments)
- Temperature measurement range: 3 to 45 °C (in 0.1 °C increments)
- Temperature measurement accuracy: ±0.5 °C
- Temperature calibration range: approx. ±3.0 °C
- Selectable switching sensitivity: ±0.1 °C to ±1.0 °C
- Switchable voltage: max. 30 V DC / 250 V AC
- Switchable current: 5 A (1 A inductive load)
- Battery voltage: 2 x 1.5 V AA ALKALINE batteries (LR6 type)
- What purpose can the COMPUTHERM Q32 room thermostat be used for?
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The COMPUTHERM Q32 room thermostat has been specifically designed to control heating and cooling systems. In addition, the thermostat is also suitable for controlling electrical and electronic devices which can be turned on and off by interrupting and resuming power supply.
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What type of battery should be used for the thermostat?
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Two 1.5 V alkaline batteries (type: LR6, size: AA) are required for the operation of the appliance. Only good quality alkaline batteries may be used. Other batteries known as durable or long life batteries (conventional carbon-zinc batteries), half dead batteries and chargeable accumulators are not suitable for the operation of this appliance.
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What is the expected lifetime of the batteries when they are used for the thermostat?
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In normal use the expected lifetime of the batteries is approx. 1.5 to 2 years.
- What means lettering LO or HI that appears in place of the measured temperature on the display?
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It means that the temperature measured by the appliance falls outside the measurement range of the temperature sensor: LO indicates that the temperature is too low, while HI shows that the temperature is too high. This may occur when the appliance is in an extremely cold or warm environment or the temperature sensor suffers a physical damage (e.g. it gets crushed with the effect that the two pins of the temperature sensor touch or the temperature sensor breaks off) or the temperature sensor becomes defective for some other reason.
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What type of appliances can be controlled by COMPUTHERM Q32?
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COMPUTHERM Q32 type switching-mode room thermostat is able to control vast majority of the boilers and air-conditioning equipment available on the Hungarian market. It can be easily connected to any gas boiler having a two-wire thermostat connection point and to any air conditioning apparatus or electrical apparatus, regardless of whether they have a 24 V or 230 V control circuit. In addition, the thermostat is also suitable for controlling electrical and electronic devices which can be turned on and off by interrupting and resuming power supply.
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Do you need 230 V mains supply for the operation of the thermostat?
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No. Two 1.5V alkaline batteries (type: LR6, size: AA) are required for the operation of the thermostat.
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Where to locate the thermostat?
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It is expedient to locate the thermostat on the wall of a room where you stay regularly or a long period of time so that the thermostat is oriented in the direction of the natural ventilation of the room but is not exposed to draught or extreme heat (e.g. sunlight, refrigerator, chimney, etc.). Do not use in wet, chemically aggressive or dusty environment. Its optimal location is at a height of 0.75-1.5 m from the floor level.
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How to connect the thermostat?
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The appliance must be installed / put into service by a competent person. The device to be controlled should be connected to 1-2 connection points located on the back side of the thermostat. For a more detailed description please refer to the Instruction Manual of the product.
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Can Q32 be used for air-conditioning equipment?
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Yes. You can switch between heating and cooling modes of the thermostat. According to the selected switch sensitivity, in cooling mode the thermostat will turn on the air-conditioning equipment above the set temperature and turn it off below this temperature.
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How can the thermostat be switched to cooling mode?
- Set the thermostat from its default setting (HEA) to cooling (COO).
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Why does the thermostat not switch the heating system?
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There are various reasons for this. The most frequently encountered problems are:
- unsuitable batteries (e.g. dead batteries or non-alkaline batteries) are being used
- incorrect connection (which, in unfortunate cases, can destroy the relay in the appliance or the electronic system of the controlled device)
- What should I do when the appliance switches but 230 V mains voltage does not appear at its output?
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The appliance has potential free (voltage free) output connection points therefore 230 V voltage normally does not appear at its outputs, it only links the two connected wires or disrupts the connection between them. If you want 230 V voltage to appear at the output of the appliance when it is switched off then you have to connect a mains phase wire to connection point 1 or 2 of the appliance according to the Instruction Manual. Before connection the phase wire must be de- energized and the connection must be carried out by a competent person.
- What should I do if I am of the opinion that the thermometer of the thermostat measures inaccurately?
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Inside the thermostat there is an orange-coloured potentiometer that can be adjusted by a screwdriver. When you rotate the potentiometer clockwise then the displayed temperature will be lower after a short while, and when you rotate it anticlockwise the displayed temperature will become higher.
- Where you can buy it?
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Search this product at our reseller partners. The list of our reseller partner is available at the following link: Partners
- Where you can find the Instruction Manual of the appliance?
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Installing and operating instructions for the Q32 thermostat are available at the following website: Instruction Manual.