Analog data acquisition block specifications
|
Signal Conditionning
|
Analog low voltage mV
|
Number of channels
|
4 Channels
|
A/D Converter
|
16 bits - SAR Architecture (Successive Approximation Register) with temperature compensation
|
Measurement range
|
±20 mV (bipolar) or 0-40 mV (unipolar)
|
Non-linearity error
|
|
Repeatability (full scale, @ 25°C, Static Measurement Mode every 2s)
|
less than ± 0.025%
|
Repeatability (full scale, @ 25°C, Dynamic Measurement Mode 10Hz)
|
|
Sensor Connector
|
M12-4Pins , A-Coding, Waterproof IP67
|
Sensor Power Supply specifications
|
|
|
Power Supply precision
( full scale, @25°C )
|
|
Maximum Output Power (@25°C)
|
|
Configurable settings from the BeanScape® 2.4GHz software
|
Data Acquisition mode
|
-Static Data Acquisition: Low Duty Cycle Data Acquisition (LDCDA) and Survey (based on alarm thresholds) Mode. 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
|
Analog Input polarity
|
Bipolar or Unipolar
|
Power Mode
|
Battery saver mode & Active power mode
|
TimeSync function : Clock synchronization over the Wireless IOT Sensors
|
Clock synchronization accuracy
|
±2.5 ms (at 25°C)
|
Crystal specifications
|
Tolerance ±10ppm, stability ±10ppm
|
|
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
|
|
|
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
|
|
Norms
|
• CE Labelling Directive R&TTE (Radio) ETSI EN 300 328
• FCC (North America)
• ROHS - Directive 2002/95/EC
|
Shocks resistance
|
|
|
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
|
|