SK30-THC-CO2-R; KNX Sensor Temp, Humidity, CO2 in 55 mm Housing
€208,91 Excl. tax
€279,47 Excl. tax
€252,78 Incl. tax €338,16 Incl. tax. Out of stock, but available
€252,78 Incl. tax €338,16 Incl. tax. Out of stock, but available
Sensor for temperature, humidity, and CO2 in 55 mm housing. Ideal for indoor climate control via KNX with logic functions, alarms, and control outputs. Read more
Specifications
Brand:
Arcus
Article number:
30512351
EAN:
642125989350
Availability:
Out of stock, but available
Delivery time:
Will be shipped within approximately 8 working days.
Information
SK30-TC-CO2-R
KNX Sensor for Temperature, Humidity and CO₂
The SK30-TC-CO2-R from Arcus-EDS is a versatile KNX sensor for measuring and controlling temperature, relative humidity, and CO₂ concentration in indoor environments. Its compact 55 mm housing makes it suitable for standard wall mounting. The sensor features extensive control and alarm functions and supports various climate scenarios via KNX.
Available Variants
- SK30-TC-CO2-R White – Article number: 30512351
- SK30-TC-CO2-R Anthracite – Article number: 30512352
Applications
- Measuring and controlling temperature and humidity
- Monitoring CO₂ concentration for air quality control
- Control of KNX valves or thermal actuators
- Ventilation control based on air quality
- Switching functions via external pushbuttons or contacts
Main Features
- Integrated temperature, humidity, and CO₂ sensors
- Calculation of absolute humidity, dew point, and enthalpy
- Control functions for heating and cooling (also combined)
- Four setpoints: Comfort, Standby, Economy, Protection
- Setpoint offset via rotary knob and/or KNX object
- Min./max. temperature monitoring and alarms (heat, frost, condensation)
- Configurable thresholds for temperature, humidity, and CO₂
- Fan control based on air quality and external signals
- 0–100% output or configurable PWM for thermal actuators
- Valve flushing function and secondary controller available
- Integrated logic (4 blocks) for linking internal/external signals
- Rotary knob for local setpoint adjustment
- Two binary inputs/outputs (potential-free)
- Status indication via LEDs
Technical Specifications
| Measured values | Temperature, relative humidity, CO₂ |
| Calculated values | Absolute humidity, dew point, enthalpy |
| Temperature range | -10 .. +50 °C |
| Temperature accuracy | ± 0.4 °C (at 5–60 °C), otherwise ± 0.8 °C |
| Temperature resolution | 0.02 °C |
| Humidity range | 0 .. 95% RH |
| Humidity accuracy | ± 3% RH (at 20–80% at 20 °C), otherwise ± 5% |
| Humidity resolution | 0.02% RH |
| CO₂ range | 400 – 5000 ppm |
| CO₂ accuracy | < ± (50 ppm + 2% of measured value) |
| Rotary knob | Setpoint adjustment ± 5 °C |
| Binary I/Os | 2 potential-free inputs/outputs |
| Operating voltage | KNX bus 21 .. 32 VDC |
| Power consumption | approx. 240 mW at 24 VDC |
| Operating temperature | -10 .. +50 °C |
| Storage temperature | -25 .. +60 °C |
| Ambient humidity | 0 .. 95% RH (non-condensing) |
| Protection rating | IP20 |
| Dimensions | 55 mm (standard wall mounting size) |
| Housing material | Plastic |
| Bus coupler | Integrated |
| Configuration | Via ETS from version 4 (application: HLK305) |
Important Notes
- All sensors are integrated in the housing – no external probes required.
- Suitable for wall installation with standard 55 mm cover frames.
- CO₂ measurement is based on NDIR technology with automatic self-calibration.
- Not suitable for humid or dusty industrial environments without additional protection.
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