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Gira 2104 Operating Instructions Manual page 2

Co2-sensor with humidity and room temperature controller

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CO2-Sensor with humidity and room temperature controller
3 Function
System information
This device is a product of the KNX system and complies with the KNX directives. Detailed
technical knowledge obtained in KNX training courses is a prerequisite to proper understanding.
The function of this device depends upon the software. Detailed information on loadable
software and attainable functionality as well as the software itself can be obtained from the
manufacturer´s product database. Planning, installation and commissioning of the device are
carried out with the aid of KNX-certified software. The latest versions of product database and
the technical descriptions are available on our website.
Intended use
-
Measurement of CO
-
Output of the measured values as telegram to the bus, e.g. for controlling fans or window
drives via KNX telegrams
-
Single-room temperature control in KNX installations
-
Installation in appliance box according to DIN 49073
Product characteristics
-
Limit value monitoring for CO
-
Dew point alarm for, for example, cooling blankets and conservatories, to avoid possible
mould formation
-
Two binary inputs for connection of potential-free contacts e.g. buttons, switches, window
contacts
-
Logic gates for simple gating functions
Function CO
sensor:
2
-
Max of 4 different adjustable threshold values
-
Adaptation to current elevation above sea level (a.s.l.)
i After switch-on, the CO
operation is reached.
Function Room temperature controller:
-
Measurement of room temperature and comparison with setpoint temperature
-
Setpoint setting by selection of the operating mode
-
Operating modes Comfort, Standby, Night operation, Frost/heat protection
-
Heating and cooling mode with basic and auxiliary level
Function of humidity sensor:
-
Max of 2 adjustable threshold values
i The device contains a sensitive, integrated humidity/temperature sensor. Longer storage at
a higher or lower temperature or humidity leads to inaccuracies of the humidity reading.
This difference is rectified again after a few days in operation.
Function Binary inputs:
-
Functions: dimming, shutter control, light scene extension unit, brightness or temperature
value transmitter.
-
Inputs lockable in operation
4 Information for electrically skilled persons
4.1 Fitting and electrical connection
DANGER!
Electrical shock on contact with live parts in the installation environment.
Electrical shocks can be fatal.
Before working on the device, disconnect the power supply and cover up live
parts in the working environment.
Mounting and connecting the device
Do not use the device in multiple combinations with electrical devices. Their heat generation
influences the temperature and humidity reading of the controller.
32577112
10865119
concentration, relative air humidity and air temperature
2
concentration and air humidity
2
sensor requires a warm-up period of up to 5 minutes, until normal
2
23.05.2017
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