BeanDevice® 2.4GHz AN-420

Wireless IOT Data Acquisition(DAQ) Instrument 4-20mA (current loop) inputs | built-in datalogger
 
 
Product Reference
BND-2.4GHz-AN420-4CH
 
 
Analog data acquisition block specifications
Signal Conditionning
Analog current loop measurement
Number of channels
4 Channels
A/D Converter
16 bits - SAR Architecture (Successive Approximation Register) with temperature compensation
Measurement range
4-20 mA Current Loop measurement
Non-linearity error
± 0,5 LSB
Repeatability (full scale, @ 25°C, Static Measurement Mode every 2s)
less than ± 0.01%
Repeatability (full scale, @ 25°C, Dynamic Measurement Mode 10Hz)
less than ± 0.01%
Sensor Connector
M12-4Pins, A-Coding, Waterproof IP67
 
 
Sensor Power Supply specifications
Power Supply
4.5 Volts to 20Volts , dynamically configurable from the BeanScape® 2.4GHz
Power Supply precision
( full scale, @25°C )
±0.18%
Maximum Output Power (@25°C)
1 Watts
 
 
Configurable settings from the BeanScape® 2.4GHz software
Data Acquisition mode
 
-Static Data Acquisition: Low Duty Cycle Data Acquisition (LDCDA) and Alarm Mode (based on alarm thresholds) .Measurement heartbeat 1s to 24 hour
-Dynamic data acquisition(not available on devices with ref. extension XT ) Streaming and S.E.T. (Streaming with Event Trigger) Mode
Sampling Rate         
(SPS = sample per second)    
Minimum: 1 SPS
Maximum: 400 SPS maximum per channel
Alarm Threshold
3 levels of Alarm Threshold Alert-Action-Alarm
Sensor power supply
4.5 to 20 Volts
Power Mode
Battery saver mode & Active power mode
 
 
TimeSync function : Clock synchronization over the Wireless Sensor Networks (WSN)
Clock synchronization accuracy
±2.5 ms (at 25°C)
Crystal specifications
Tolerance ±10ppm, stability ±10ppm
 
 
RF Specifications
Wireless Protocol Stack
Ultra-Power and license-free 2.4Ghz radio technology (IEEE 802.15.4E)
WSN Topology
Point-to-Point / Star
Data rate
250 Kbits/s
RF Characteristics
ISM 2.4GHz – 16 Channels.
TX Power
+18 dBm
Receiver Sensitivity
-104 dBm
Maximum Radio Range
650m (Line of Sight) , 30-100m (Non Line of Sight)
Antenna diversity
· 2 omnidirectional N-Type antenna
· Gain 5.5 dBi
· Waterproof IP67
 
 
Embedded Data logger
Storage Capacity
up to 1 million data points
Wireless data downloading
3 minutes to download the full memory (average time)
 
 
Environmental and Mechanical
Casing
• Aluminum, Waterproof IP67 – Fire Protection : ULV94/Getex
• casing dimensions (w/o antenna w eyelets)
L x l x h :  125mm x 82mm x 57mm
• Weight : 760g
Operating Temperature
-40 °C to +60 °C
Norms
• CE Labelling Directive R&TTE (Radio) ETSI EN 300 328
• FCC (North America)
• ARIB STD-T66 Ver 3.6
• ROHS - Directive 2002/95/EC
Shocks resistance
50g during 50 ms
 
 
Power supply
Integrated battery charger
Integrated Lithium-ion battery charger with high precision battery monitoring :
• Overvoltage Protection, Overcurrent/Short-Circuit Protection, Undervoltage Protection
• Battery Temperature monitioring
Current consumption @ 3.3V
• During data acquisition : 70mA to 130 mA (depends on external sensor power supply)
• During Radio transmission : 70 mA
• During sleeping : < 35 µA
External power supply
External power supply : +8-28 VDC with polarity inversion protection
Rechargeable battery
High density Lithium-Ion rechargeable battery with a capacity of 2.2Ah with polyswitch protection
 
 

 

 

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