Wireless RFID Relative Humidity Sensor

This Wireless RFID Relative Humidity Sensor monitors and tracks the relative humidity of tagged items from up to 262 feet (80 metres) away.

Description

Overview

This Wireless RFID Relative Humidity Sensor monitors and tracks the relative humidity of tagged items from up to 262 feet (80 metres) away.

Key Features

 User-definable Tag’s Identifier (RW)

  • Internal relative humidity sensor
  • High Receiving Range: 40 to 80m (open field)
  • Autonomy: up to 10 years (according to settings) 

Technical Specifications

Battery power supply 3 VDC
Frequency 433.92 MHz   +/- 75Khz
Resolution 0.05 %RH typical
Typical Accuracy out of calibration +/- 3.0 %RH typical at 25°C
Response Time 8 sec typical at 25°C at τ (63%) Air Flow 1m/s
Measurement Range 0 to 100 %RH
Hysteresis +/- 1 %RH typical
Non Linearity +/- 3 %RH typical (row data), < 1 %RH typical (linears)
Long-term Deviation < 0.5 %RH/year typical
Temperature Range -30°C to +70°C
Duty Cycle From 1.3s to 12hours by programming
ID code & RH Data Format Transmitted code = XXXYYY

xxx : Identifier code from 800 to FFF(hexa)

yyy : Humidity data (hexa)

Settings & Configuration By   SCIEL PROG IR tool and ERW configuration software
Battery Level Management ID code for Low level of Battery (configurable) in alternated emission with the Tag’s ID code.

Ex : XXXFFF where xxx stands for the Tag’s ID code and FFF the ID code for the low level of battery

Housing Φ 36mm – IP65 Waterproof –DELRIN ABS – 2 mounting holes : Φ

3mm, space of 32mm – weight 11gr

Standards EN 301 489 – 3 : 2002 V1.4.1 ; EN 300 220 – 2007 : V2.1.2 ; CE Mark ; RoHS Certified