The Industrial Wireless Data Acquisition Node (WiDAQ) is a high precision measurement device designed for distributed remote sensor data acquisition. The built-in 24-bit A/D converter and low noise high precision measurement circuitry facilitates data acquisition from a wide variety of precision sensors used in Building Science research.
The Industrial WiDAQ has the ability to communicate both wireless and wired to the SMT Building Intelligence gateway. When wired, the Industrial WiDAQ can serve as a CAN coordinator for other wireless WiDAQs. This configuration offers several benefits over a wireless only system as wired nodes act as coordinators for remote nodes resulting in increased battery life and facilitates wireless deployment in areas where wireless communication is not sustainable. The wired backbone operates over the industry standard Controller Area Network (CAN) permitting dense sensor deployments in harsh environments.
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Industrial WiDAQ
US $560
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Product Description
The Industrial Wireless Data Acquisition Node (WiDAQ) is a high precision measurement device designed for distributed remote sensor data acquisition. The built-in 24-bit A/D converter and low noise high precision measurement circuitry facilitates data acquisition from a wide variety of precision sensors used in Building Science research.
The Industrial WiDAQ has the ability to communicate both wireless and wired to the SMT Building Intelligence gateway. When wired, the Industrial WiDAQ can serve as a CAN coordinator for other wireless WiDAQs. This configuration offers several benefits over a wireless only system as wired nodes act as coordinators for remote nodes resulting in increased battery life and facilitates wireless deployment in areas where wireless communication is not sustainable. The wired backbone operates over the industry standard Controller Area Network (CAN) permitting dense sensor deployments in harsh environments.
Click to view the product datasheet
Application
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Building Science Research (long term)
- Window and wall module evaluation.
- External façade sensing
Green Roof Research
- Mass moisture and temperature sensing
Field Applications/ResearchLong term structure monitoring
- Targeted repair monitoring
- See the Mobile WiDAQ datasheet for fast deployment, short term monitoring solutions.
Features
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- Eight resistance channels capable of reading wide moisture content ranges and precision thermistors.
- Circuitry is housed in a NEMA IP66 rated enclosure suitable for outdoor installations.
- Sensor inputs use screw down terminal connectors for universal field configurations. No special crimp tools required.
- Resistance measurements can be performed in either positive or negative polarity for the purpose of negating half cell voltages or diode effects in monitored structures.
- Each input is optically isolated from each other and earth ground preventing ground loops and external noise influences on the measurement (wireless mode operation).
- Integrated Temperature Sensor
- Communicates to SMT Building Intelligence Gateway (BiG) via USB WiKey or wired CAN clusterhead device.
- Powered by 4 AA batteries for long term monitoring.
- Optional built in solar panel for long term monitoring when used outdoors.
- Can be configured via on-board dip switches to measure up to eight micro-voltage channels.
Functional
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Communication Electrical/Performance
Wired CAN mode per repeater
Max Distance: 1000m 22 AWG control wire
Max Nodes: 128 nodes
CAN Interface: CAN 2.0B (ISO 11898)
CAN Speed: 10kbps
Input Power: 6VDC to 12VDC
Wireless
Specification: IEEE 802.15.4
Max Distance from coordinator: 30m (with included antenna, extended ranges up to 350m available with optional external antennas)
Max Nodes per coordinator: 32 (depends on application density and acquisition speed)
Battery Life: 2 years (depends on sampling frequency)
Other
Memory: 1Mbit EEPROM for data logging
Environmental
Operating Temperature: 0° to 40°C / 32° to 104°F
Storage Temperature: -25° to 70°C / -13° to 158°F
Humidity: 5% to 90% RH non-condensing
Electrostatic Discharge (ESD): 8kVdc air, 4 kVDC contact (exposed inputs)
Mechanical
Watertight Enclosure
Dimensions: 118mm (L) x 90mm (W) x 60mm (H)
Weight: 200g
Rating: IP66
Connections
CAN in/out: Single RJ45
Sensors: Terminal Block
Interface
LEDs: Red/Green LEDs
Button: Power/Config Button
Measurement Electrical/Performance
Internal Temperature - Input 2
Sensor: Panasonic ERT-J1VS104FA Beta 4390K
Range: -40°C to +70°C
Resolution: 0.1°C
Accuracy: ±1°C
Resistance - Input 17 to 24
Range: 100Ω to 1KΩ
Resolution: 10Ω
Accuracy: ±5%
Range: 1KΩ to 10KΩ
Resolution: 100Ω
Accuracy: ±5%
Range: 10KΩ to 100KΩ
Resolution: 1KΩ
Accuracy: ±5%
Range: 100KΩ to 1MΩ
Resolution: 10KΩ
Accuracy: ±5%
Range: 1MΩ to 10MΩ
Resolution: 100KΩ
Accuracy: ±5%
Range: 10MΩ to 100MΩ
Resolution: 1MΩ
Accuracy: ±10%
Range: 100MΩ to 1GΩ
Resolution: 10MΩ
Accuracy: ±10%
Voltage - Input 5 and 6
Range: 0-5V
Resolution: 0.1mV
Accuracy: 5mV
Range (differential): -2.5V to +2.5V
Resolution: 1uV
Accuracy: 1uV (field calibration required)
Max Current per Sensor: 4mA
Safety
Safety Requirements: 12V SELV Separated Extra Low Voltage. See CAN power supply for cULus rating.

