Wireless RFID Relative Humidity Sensor
Wireless RFID Relative Humidity Sensor
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 |
