Temperature measurements

RangeType K thermocouple: -200 to 1260 °C (-328 to 2300 °F) 1
ToleranceType K thermocouple: ±1.5 °C (±2.7 °F) 2
Internal digital sensor: ±0.3 °C (±0.54 °F)
Resolution±0.1 °C (±0.18 °F)
Thermocouples supportedType K (Ni-Cr / Ni-Al)


Data transmissions

Transmission interval

Cable connected: Once every 15 mins 3
No cable connected: Once every 6 hours
Downlink: Once every week




Sigfox RC1, Sigfox RC2, Sigfox RC4

Wireless signal range (using Sigfox Gateway)

Up to 3 km (1.86 mi) 4


Use and storage


-30 to 50 °C (-22 to 122 °F)


0 to 100 %RH

Ideal storage conditions

Indoor, 20 to 30 °C (68 to 86 °F)


Mechanical specifications

Dimensions (L x W x H)

148.3 x 113 x 50.7 mm (5.84 x 4.45 x 2 in)


560 g (19.75 oz)

MaterialsBody: ASA plastic (white)
Protective edge: TPU elastomer (orange)
Battery type4 x AA, 1.5 V alkaline/lithium or 1.2V rechargable 5
Socket typeMiniature, type K, female
LEDMulti color LED
IP ratingIP64




CE, Radio Equipment Directive (RED), RoHS


Compatible software


Maturix® Precast
Maturix® In-situ

1 Dependent on type K thermocouple. Max. temperature difference between device and thermocouple measurement is -200 °C and +1260 °C.
2 The tolerance depends on the type K thermocouple.
3 Learn more about changing the intervals: maturix.com/transmissions.
4 Depending on environment. Learn more: maturix.com/sigfox.
5 Alkaline batteries included.