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SK30-TTHC-R - KNX Temp/Humidity Sensor, 2nd PT1000 Input, Rotary Setpoint, 55 mm (2.17 in) Frame
✗
UL Listed
This product has not been certified by an NRTL (UL, ETL, CSA or
equivalent). Installation in USA projects may require a Field Evaluation
by a recognized laboratory. Consult your local AHJ before specifying.
~
Low Voltage · SELV
This device operates on a Safety Extra Low Voltage circuit — such as
the KNX 29V bus or a DALI 16V bus (NEC Class 2). When powered by an
NRTL-listed power supply, many AHJs accept non-listed SELV devices.
Verify with your local AHJ before specifying.
Regular price
$295.86 USD
Regular price
-17%
$355.03 USD
Sale price
$295.86 USD
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The SK30-TTHC-R is a KNX room temperature and humidity sensor with an input for a second, external PT1000 probe (not included) and a rotary knob for local setpoint adjustment of up to ±5 °C (±9 °F). It fits 55 mm (2.17 in) standard switch frames, with a carrier frame for 68 mm (2.68 in) in-wall boxes included.
An integrated room temperature controller, dew point and enthalpy calculation, and two binary inputs/outputs are built in. Bus powered and configured in ETS with the HLK305 application. Available in white or ultra dark grey.
Key Features
- Temperature -25 to +80 °C (-13 to 176 °F), ±0.4 °C (±0.72 °F) between 5 and 60 °C (41 to 140 °F); 0.02 °C (0.04 °F) resolution
- Humidity 0-100 % RH, ±3 % RH between 20 and 80 % RH
- Input for a second, external PT1000 temperature probe (not included), -50 to +400 °C (-58 to 752 °F)
- Rotary controller for setpoint adjustment, max. ±5 °C (±9 °F)
- Integrated KNX bus coupler and room temperature controller (RTR)
- 2 binary inputs/outputs (floating), configurable as LED or beeper outputs
- Fits 55 mm (2.17 in) standard switch frames; carrier frame for 68 mm (2.68 in) in-wall box included
Technical Specifications
| Article no. | 30541351 (White), 30541352 (Ultra Dark Grey) |
|---|---|
| KNX bus voltage | KNX 21-32 VDC |
| Power consumption | approx. 240 mW at 24 VDC (bus powered) |
| Auxiliary supply | Not required (bus powered) |
| Measuring | Temperature + humidity (sensors in housing); Temperature -25..+80 °C (-13 to 176 °F), res. 0.02 °C (0.04 °F), accuracy ±0.4 °C (±0.72 °F) (5..60 °C (41 to 140 °F)) else ±0.8 °C (±1.4 °F); Humidity 0..100 % rH, res. 0.02 % rH, accuracy ±3 % rH (20..80 %) at +20 °C (68 °F) else ±5 % rH; calculates abs. humidity, dew point, enthalpy; 2nd temperature: external PT1000 input -50..+400 °C (-58 to 752 °F) (accuracy depends on probe; probe not included) |
| Inputs / outputs & connections | Rotary controller for setpoint adjustment (max. ±5 °C (±9 °F)); 2 binary inputs/outputs (floating; configurable as LED/beeper outputs); external PT1000 input |
| Protection rating | IP20 |
| Dimensions | 55 mm (2.17 in) standard frame size insert |
| Mounting | Flush mount, indoor; carrier frame for 68 mm (2.68 in) in-wall box included; fits 55 mm (2.17 in) standard switch frames |
| Operating temperature | -25 to +80 °C (-13 to 176 °F) (storage -25 to +80 °C (-13 to 176 °F)) |
Downloads
(CE certified; not UL/NRTL listed — verify local code requirements before specifying in US installations)
Orders over $500 ship free within the USA (under 50 lbs). Orders under $500 carry a low cost shipping fee.
Most in-stock orders ship within 1–2 business days from Miami, FL. Delivery typically takes 3–5 business days depending on destination.
For freight or oversized orders, our team will contact you with a custom quote.
All KNXSupply products are covered by the manufacturer's warranty, ranging from 1 to 3 years depending on the brand. Warranty terms are fulfilled directly by the manufacturer.
If you experience any issue, contact us and we'll coordinate the claim process on your behalf.
Buy in bulk
| Variant | Quantity | Price | Total |
|---|---|---|---|
|
White
30541351
|
|
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|
Ultra Dark Grey
30541352
|
|
0
Total items
$0.00 USD
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