Flex-Sky-T temperature transmitter

Flex-Sky-T is a wireless temperature transmitter with an internal Pt100 sensor. Thanks to LoRa technology, the transmitter has excellent radio coverage, up to 10 km in open space. Compare the Flex devices.

The two-part design of the transmitter allows uninterrupted calibration changes for the measuring module.

The device consists of two parts, a measuring part and a radio part.

Product code measuring part: 97686
Product code radio part: 97956
Product code device: 98218

Ask for an offer
User manual and brochure
Technical specifications
  • Sensor type internal Pt100 element
  • Measuring range: -30…+60 °C
  • Accuracy ±0.5 °C in range -30…+50 °C
  • Sky radio antenna frequency 433.3…434.5 MHz user adjustable
  • Bandwidth max. 300 kHz OBW
  • Maximum transmitting power 10 dBm EIRP
  • Open space range about 10 km with the maximum parameters
  • Indoor range 150–500 m
  • Temperature measurements -20…+50 °C
  • Accuracy: ±0.5 °C between +10…+50 °C
  • Humidity measurements 0…100 %RH non-condensing
  • Accuracy typically ±3 %RH between 20…80 %RH and at a temperature of +15…+30 °C
  • Storage temperature -40…+60 °C, non-condensing
  • Operating temperature -30…+60 °C
  • Protection class IP65
  • Enclosure material plastic (ABS+PC)
  • Battery type LR6 1.5 V alkaline AA, e.g. Energizer EN91.
  • Battery life 1-5 years depending on the measurement interval and amount of radio traffic. Useful life typically 2-5 years.