Description
Key Features
- Temperature and humidity measurements for indoor use
- Alarm thresholds
- Sampling and transmission rates are configurable
- Battery powered
- Long life battery
- Internal antenna
Product Specifications
General characteristics
- Chip Ember EM250
- Compatible IEEE 802.15.4
- Stack EmberZnet3.4.x (ZigBee PRO)
- Modbus/RTU
- Device address settable via internal dip-switch
RF characteristics
- Frequency: 2405 MHz ÷ 2480 MHz
- Modulation: DSSS
- Nominal transmission power: 2mW (3 dBm)
- Reception sensitivity: -95 dBm
- Internal antenna gain: 0 dB
- Coverage outdoor/indoor: 100m/30m
Supply
- AA high energy density lithium battery 3,6V/2000mAh
- Battery life: 3 years in case of 1 transmission per minute at 20°C
Temperature/Humidity Sensor
- Sensor used: Sensirion SMD SHT11 series
- Temperature measurement range: from -40 to 120°C
- Reading accuracy inside measurement range: +/- 1,5°C max. (view graph)
- Temperature measurements in tenth degrees
- Humidity measurement range: from 0 to 100% RH%
- Reading accuracy +/- 5 RH% max. (view graph)
Environment parameters
- Operating temperature: -10 ÷ +60°C; <80% U.R. not condensing
- Storage temperature: -20 ÷ +70°C; <80% U.R. not condensing
- Degree of protection: IP 55
Compliant with 2006/95/EEC, 89/336/EEC, 99/5/EEC directives Reference Norms
- ETSI EN 300 328: Radio Compatibility for digitals wide band transmissions
- ETSI EN 301 489: Radio Compatibility
- EN 61000-6-2: Electromagnetic Compatibility – Emissions
- EN 61000-6-3: Electromagnetic Compatibility – Immunity
- EN 60950-1: Electric Safety
