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BeanDevice® 2.4GHz AN-420
Wireless Data Acquisition (DAQ) | 4-20mA (current loop) inputs | built-in datalogger
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Analog data acquisition block specifications
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Signal Conditionning
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Analog current loop measurement
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Number of channels
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4 Channels
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A/D Converter
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16 bits - SAR Architecture (Successive Approximation Register) with temperature compensation
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Measurement range
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4-20 mA Current Loop measurement
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Non-linearity error
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Measurement accuracy(@25°C)
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< 0,1% when plugged onexternal power supply
< 0,08% when operating on battery power
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Sensor Connector
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M12-5Pins coming with an IP rating IP67
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Sensor wiring code (M12 Socket)
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Pwr+ : sensor power supply (4.5 to 20 Volts)
Gnd : electrical ground
Sens+ : sensor signal + input
Sens- : Not used
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Sensor Power Supply specifications
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4.5 Volts to 20Volts , configurable from the BeanScape® software
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Excitation voltage accuracy on full scale range(@25°C)
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Maximum Output Power (@25°C)
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Over-the-air configuration (OTAC) parameters
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Alarm Threshold
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2 high levels alarms & 2 low levels alarms
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Data Acquisition mode
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Low Duty Cycle Data Acquisition (LDCDA) Mode: 1s to 24 hour
Alarm & Survey mode: 1s to 24 hour
Streaming Mode: 400 SPS maximum
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Power Mode
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Sleep & Active
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Sensor power supply
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Sampling Rate (SPS = sample per second)
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Minimum: 1 SPS
Maximum: 400 SPS maximum on each channel
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TimeSync function : Clock synchronization over the Wireless Sensor Networks (WSN)
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Clock synchronization accuracy
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±2.5 ms (at 25°C)
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Crystal specifications
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Tolerance ±10ppm, stability ±10ppm
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Wireless Protocol Stack
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Ultra-Power and license-free 2.4Ghz radio technology (IEEE 802.15.4E)
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WSN Topology
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Point-to-Point / Star
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Data rate
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250 Kbits/s
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RF Characteristics
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ISM 2.4GHz – 16 Channels.
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TX Power
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+18 dBm
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Receiver Sensitivity
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-104 dBm
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Maximum Radio Range
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650m (Line of Sight) , 30-100m (Non Line of Sight)
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Antenna diversity
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· 2 omnidirectional N-Type antenna
· Gain 5 dBi
· Waterproof IP67
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up to 1 000 000 data points
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Wireless data downloading
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3 minutes to download the full memory (average time)
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Environmental and Mechanical
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Casing
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• Aluminum, Watertight IP65 – Fire Protection : ULV94/Getex
• casing dimensions (w/o antenna ) L x l x h : 146.05mm x 65.5mm x 33.5mm
• Weight : 550g
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Operating Temperature
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-20 °C to +65 °C during battery discharge
0 to 45°C during battery charge
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Norms
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• CE Labelling Directive R&TTE (Radio) ETSI EN 300 328
• FCC (North America)
- ROHS - Directive 2002/95/EC
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Shocks resistance
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Integrated battery charger
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Integrated Lithium-ion battery charger with high precision battery monitoring :
• Overvoltage Protection, Overcurrent/Short-Circuit Protection, Undervoltage Protection
• Battery Temperature monitioring
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Current consumption @ 3.3V
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• During data acquisition : 70mA to 130 mA (depends on external sensor power supply)
• During Radio transmission : 70 mA
• During sleeping : < 35 µA
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External power supply
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External power supply : +8v to +28v
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Rechargeable battery
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Lithium-Ion high density rechargeable battery capacity of 950 mAh
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External Power Supply
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Wall plug-in, Switchmode power Supply 12V @ 1,25A with sealed M8 Plug (IP67/Nema 6) / Ref: M8-PWR-12V
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M8 extension cable for external power supply
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Molded cable with M8-3pins male plug
Material: PVC with shield protection
IP Rating : IP67 | Nema 6
Cable length: 2 meters , Ref: CBL-M8-2M
Cable length : 5 meters, Ref: CBL-M8-5M
Cable length: 10 meters, Ref: CBL-M8-10M
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M12 Plastic ABS plug for sensors
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M12-4 Pins Male plug for sensor interface
Coding : A , Locking type: Fix screw, Material: Plastic ABS
IP Rating: IP67 in locked condition
Ref: M12-PL-SENSOR
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Antenna cable
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N-Type cable (Male/Male),
Cable type: RF-5/H155
Cable length: 1 meter, Ref: CBL-ANT-1M
Cable length: 2 meters, Ref: CBL-ANT-2M
Cable length: 3 meters, Ref: CBL-ANT-3M
Cable length: 5 meters, Ref: CBL-ANT-5M
Cable length: 10 meters, Ref: CBL-ANT-10M
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Antenna cable
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High Gain Omnidirectional antenna
Frequency range 2400-2500MHz
VSWR < 1.4, Impedance 50 Ohm, Polarization Vertical
Vertical plane 24° (7dBi Gain version), 16°(7dBi Gain version), 6°(12dBi Gain version), Horizontal plane 360°
Connector N female, Wind load (170km/h) 7.3N
Included: N-Type cable (Male/Male), length: 1 meter
Gain: 7dBi, Dimensions 360mm x 23mm, Weight 0.44 kg,
Ref: HG-OMNI-OUT-7DBI
Gain: 9dBi , Dimensions 540x23 mm, Weight 0.61 kg ,
Ref: HG-OMNI-OUT-9DBI
Gain: 12dBi , Dimensions: 1125mm x 19 mm, Weight 1.06 kg ,
Ref: HG-OMNI-OUT-12DBI
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Calibration certificate
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Calibration certificate linked to German Accreditation Body (DAkkS)
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Product and Technology News
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