Wireless Relative Humidity and Temperature Sensor RFID Tag


Key Features


  • High transmission range: 150 meters (open field)
  • Lifecycle: up to 10 years
  • Robust industrial casing
  • Indoor applications
  • User-definable Tag’s Identifier (RW)


Technical Specifications


Battery’s power supply3.6 VDC – Non-rechargeable Li-SOCI2 Internal battery
Frequency433.92 MHz
Sensor Frame LengthID code on 12 bits + Measurement Value on 12 bits (either humidity or temperature)
Sensor Frame FormatTransmitted code = 8XXYYY (temperature) or 9XXZZZ (humidity)

8XX: Identifier code from 8E0 to 8FF(hexa) for Temperature

9XX: Incremented ID code for Humidity

YYY: Temperature data (hexa)

ZZZ: Humidity data (hexa)

Temperature and Humidity Frames transmitted successively, spaced of 35ms

ID Transmission CycleFrom 200ms to 10hours by programming
Indicative Lifecycle10 years (depending of transmission rate)
Battery level managementID code for Low level of Battery (configurable) in alternated emission with the Tag’s ID code
Humidity Sensor
Range0 to 100%RH
Accuracy±2%RH max from 20% to 80%, ±5%RH max from 0 to 100%
Temperature Sensor
Temperature Sensor-40°C to +85°C
Accuracy±0.4°C max from 0°C to 60°C, ±1.2°C for the remaining range
Housing∅ 57mm base – thickness 18mm – Indoor applications – Weight 36g

DELRIN (POM C) material – Food Grade (90/128/EEC)

2 mounting ∅ 3mm holes, spaced of 49mm

StandardsEN 301 489–3: 2002 V1.4.1;

EN 300 220–2007: V2.1.2;

CE Mark; RoHS certified





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