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Related Manuals for Lord MicroStrain WSDA-200-USB
Summary of Contents for Lord MicroStrain WSDA-200-USB
- Page 1 LORD USER MANUAL ® WSDA -200-USB Wireless USB Base Station...
- Page 2 LORD Sensing Systems 459 Hurricane Lane Suite 102 Williston, VT 05495 United States of America Phone: 802-862-6629 Fax: 802-863-4093 http://www.microstrain.com sensing_support@LORD.com sensing_sales@LORD.com Document 8500-0077 Revision C Subject to change without notice.
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Page 3: Table Of Contents
® WSDA -200-USB User Manual Table of Contents Gateway Overview 1.1 Gateway Components 1.2 Gateway Interface System Operation 2.1 Software Installation 2.2 System Connections 2.3 Gateway USB Communication 2.4 Connect to Nodes 2.4.1 Add A Node Via Node Discovery 2.4.2 Add A Node Manually 2.4.3 Move Node To Base Station Frequency 2.5 Configure Node 2.6 Sampling Configuration... - Page 4 ® WSDA -200-USB User Manual 5.1 Installation Recommendations 5.2 Optimizing the Radio Link 5.2.1 Range Test Troubleshooting 6.1 Troubleshooting Guide 6.2 Communications Ports in Windows® 6.3 Technical Support Parts and Configurations 7.1 Standard Models 7.2 Wireless System Equipment 7.3 Product Ordering Specifications 8.1 Physical Specification 8.2 Operating Specifications...
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Page 5: Gateway Overview
The gateway also facilitates precision sampling synchronization between sensor nodes by transmitting a continuous, system-wide timing reference known as the beacon. The WSDA-200-USB utilizes aUSB interface to transfer data from the wireless nodes to a host computer for viewing, analysis, and storage. -
Page 6: Gateway Components
® WSDA -200-USB User Manual 1.1 Gateway Components The WSDA-200-USB can be purchased with an internal antenna (A) or an external antenna (B). Product Num- Item Description WSDA-200-USB Base Station 6307-2040 WSDA-200-USB, Connectivity Cable, 6307-2140 External Antenna SensorConnect download here: http://www.microstrain.com/software... -
Page 7: Gateway Interface
® WSDA -200-USB User Manual Gateway Interface There is one device status indicator on the top of the WSDA-200-USB. The following table describes indicator behavior. Figure 2 - Status Indicator Behavior Node Status Gateway is off ON green Gateway is powered & idle... -
Page 8: System Operation
® WSDA -200-USB User Manual System Operation The gateway is the interface between LORD Sensing sensor nodes and the data acquisition computer. The gateway co- ordinates the configuration and sampling of the nodes and can handle many nodes simultaneously. Communication between the nodes and gateway is wireless and uses the LORD Sensing LXRS and LXRS+ data communications protocols. -
Page 9: System Connections
® WSDA -200-USB User Manual 2.2 System Connections To acquire sensor data the following components are needed: user- supplied external , a LORD Sensing wireless sensor node, a LORD Sensing data gateway, and a host computer with access to the data acquisition software. -
Page 10: Gateway Usb Communication
® WSDA -200-USB User Manual 2.3 Gateway USB Communication Drivers for the USB gateways are included the SensorConnect software installation. With the software installed, the USB gateway will be detected automatically whenever the gateway is plugged 1. Power is applied to the gateway through the USB connection. Verify the gateway status indicator is illuminated, showing the gateway is connected and powered on. - Page 11 Troubleshooting Guide on page 27 If the base and node are on the same operating frequency, the node will populate below the Base Station listing when powering on the WSDA-200-USB. Figure 6 - Node Discovered On Same Frequency If a red circle with a number appears next to the Base Station, the node is operating on a...
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Page 12: Add A Node Manually
® WSDA -200-USB User Manual 2.4.2 Add A Node Manually Adding a node manually requires entering the node address and its current frequency setting. From the Base Station, select the Manual Add Node tile, enter the Node Address, last known Frequency (factory default is 15), and select Add Node. - Page 13 ® WSDA -200-USB User Manual If the node failed to be added, a failure message will appear. This means the node did not respond to the base station which could indicate the node is not in idle mode or it may be on another frequency.
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Page 14: Move Node To Base Station Frequency
® WSDA -200-USB User Manual 2.4.3 Move Node To Base Station Frequency If a red circle with a number appears next to Base Station, the node is operating on a separate radio channel. Select the Base Station and then select the Nodes on Other Frequencies tile. -
Page 15: Configure Node
® WSDA -200-USB User Manual Configure Node Node settings are stored to non-volatile memory and may be configured using SensorConnect. The configuration menus show the channels and configuration options available for the type of node being used. Figure 13 - Node Configuration 2.6 Sampling Configuration To start a sampling session, nodes can be selected individually by selecting the Node name >... - Page 16 ® WSDA -200-USB User Manual The Network Settings menu includes Synchronized and Lossless sampling options, while the Node settings menu offers multiple configuration options to customize the data sampling for a single node, or a group of nodes. Figure 14 - Network and Node Configuration Menu a.
- Page 17 ® WSDA -200-USB User Manual c. Node: Indicates the node address beside a box with a check mark. This box is checked by default to include the node in the sampling. Uncheck the box to exclude the node from the sampling. d.
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Page 18: Gateway Settings
® WSDA -200-USB User Manual Gateway Settings 3.1 Transmit Power The transmit power level may require adjustment if power consumption is a concern or in regions where there are transmit power restrictions. Lowering the power output reduces power consumption, but it also reduces the wireless communication range between the gateways and nodes. NOTE Actual range is highly dependent on how the nodes and gateways are installed and the conditions in the surrounding environment (... -
Page 19: Change Frequency
® WSDA -200-USB User Manual Change Frequency There are 14 available frequency channels between 2.405 and 2.470 GHz. Wireless nodes and the gateway must be on the same frequency channel to communicate. To move node(s) to a different frequency, select Base Station and then the Change Frequency tile. Figure 16 - Gateway Frequency 3.3 Using the Beacon In synchronized sampling, the beacon feature is used to coordinate sampling and transmission timing... -
Page 20: Set Nodes To Idle
® WSDA -200-USB User Manual that is actively sampling in synchronized sampling mode on the same frequency as the gateway will synchronize to it automatically if the beacon is activated. To avoid interference with other devices it is recommended that the beacon be disabled when not in use. -
Page 21: Viewing Data
® WSDA -200-USB User Manual Viewing Data 4.1 SensorConnect 4.1.1 Using Dashboards and Widgets Collected data is viewed on the Data page through the creation of dashboards and widgets. Think of dashboards as individual pages and widgets as an illustration on the page. Create multiple data widgets on each dashboard to display sampled data as a time-series graph, text chart, or a simple gauge that only displays the most current reading. -
Page 22: Widgets Options
® WSDA -200-USB User Manual 4.1.3 Widgets Options The widget configuration menu is different for each type of widget but typically includes sensor or channel selections and widget settings such as titles and legends. After adding a widget, left click to select and configure it in the Channels and Settings left sidebar menu. -
Page 23: Exporting Data Files
® WSDA -200-USB User Manual 4.1.5 Exporting Data Files To export data to a .csv file, select the Export Data button on the Time Series widget > Export > name the document > save to the preferred location on the host computer. Figure 21 - Exporting Data... -
Page 24: Installation
Installation 5.1 Installation Recommendations The WSDA-200-USB is rated for indoor use only, unless housed in a ruggedized outdoor enclosure (purchased separately). It is designed for desktop use, although it can be mounted in any orientation as required by the application. It is recommended that it is mounted in a way that optimizes the wireless communications, typically with the antenna pointing upward. -
Page 25: Optimizing The Radio Link
® WSDA -200-USB User Manual 5.2 Optimizing the Radio Link NOTE In the event of communication difficulties, it may be necessary to disable WIFI on the host computer, or use a USB extender when collecting data. The best method for ensuring optimal radio communication is to conduct an RF survey of the installation site. -
Page 26: Range Test
® WSDA -200-USB User Manual 5.2.1 Range Test After establishing communication between node and gateway, use the range test feature in SensorConnect to monitor the signal strength and to optimally position the nodes, gateway, and antennae for installation. Maximum achievable range is determined by the gateway and node power settings (found in the device Configure menu) and is highly dependent on the physical environment surrounding the devices. -
Page 27: Troubleshooting
® WSDA -200-USB User Manual Troubleshooting 6.1 Troubleshooting Guide... - Page 28 ® WSDA -200-USB User Manual Possible cause and recommended solution 1.1 node or gateway power is off The status indicator LED on the device may be off. Turn the 1. POWER device on, and the status indicator LED should illuminate. gateway or node does 1.2 external power is off or miswired not turn on...
- Page 29 ® WSDA -200-USB User Manual Possible cause and recommended solution operate with the node and gateway up to 2 km apart with clear line of sight. 2.5 node is not in normal boot mode If the node status indicator shows the node booting in a mode other than the normal boot mode, it can be bypassed by cycling the node power rapidly three times, then leaving it on for normal power up.
- Page 30 ® WSDA -200-USB User Manual Possible cause and recommended solution 3.4 sensor is not connected correctly Verify sensors connections and wiring. For non- standard connections contact LORD Sensing Technical Support ( Technical Support on page 33 3.5 sensor channel not configured correctly Verify that the sensor is configured on the correct channel and has been enabled for data acquisition. ...
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Page 31: Communications Ports In Windows
® WSDA -200-USB User Manual ® 6.2 Communications Ports in Windows Serial gateways (including USB gateways) have either a standard serial or virtual communications port ® ® in Windows . Windows Device Manage can be used to determine what communication port the gateway is connected to. - Page 32 ® WSDA -200-USB User Manual 3. In Device Manager, expand the view for Ports (COM and LPT). Active COM ports will appear on this list with the COM port number. The WSDA- 200- USB [[[Undefined variable Variables.ProductName3]]] will be displayed as LORD Sensing Virtual COM Port (COM 7). If no port is listed, the port is not recognized by the computer, and no gateway communication can be established.
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Page 33: Technical Support
® WSDA -200-USB User Manual 6.3 Technical Support There are many resources for product support found on the LORD Sensing website, including technical notes, FAQs, and product manuals. http://www.microstrain.com/support/documentation For further assistance our technical support engineers are available to help with technical and applications questions. -
Page 34: Parts And Configurations
For the most current standard, custom, and OEM product options, refer to the LORD Sensing website or contact the LORD Sensing Sales Department. LORD Sensing Model Number Description Part Number WSDA-200-USB 6307-2040 Wireless USB Base Station WSDA-200-USB, External Wireless USB Base Station with external 6307-2140 Antenna antenna 7.2 Wireless System Equipment LORD Sensing Model Description... -
Page 35: Specifications
® WSDA -200-USB User Manual Specifications 8.1 Physical Specification Dimensions: 58.2 mm x 20.3 mm x 10.8 mm Weight: 17 grams Enclosure Environmental Rating: General purpose indoor... -
Page 36: Operating Specifications
® WSDA -200-USB User Manual 8.2 Operating Specifications Parameter Specifications General Connectivity USB 2.0 virtual serial communication @ 3 mbps Sampling Synchronized, low duty cycle, continuous, periodic burst, Supported node sampling modes event-triggered, and datalogging Synchronization beacon interval 1 Hz beacon provides ± 50 μsec node-to-node synchronization Synchronization beacon stability ±... -
Page 37: Radio Specifications
® WSDA -200-USB User Manual 8.3 Radio Specifications The WSDA- 200- USB employs a 2.4GHz IEEE 802.15.4- compliant radio transceiver for wireless communication. The radio is a direct- sequence spread spectrum radio and can be configured to operate on 16 separate frequencies ranging from 2.405 GHz to 2.480 GHz. Following the 802.15.4 standard, these frequencies are aliased as channels 11 through 26. ... -
Page 38: Safety Information
® WSDA -200-USB User Manual Safety Information This section provides a summary of general safety precautions that must be understood and applied during operation and maintenance of components in the LORD Sensing Wireless Sensor Network. 9.1 Disposal and Recycling ® The WSDA - 200- USB contains printed circuit boards and electronic components. These items are known to contain toxic... -
Page 39: References
® WSDA -200-USB User Manual References 10.1 Related Documents Many references are available on the LORD Sensing website including product user manuals, technical notes, and quick start guides. These documents are continuously updated, and new applications are added. They may provide more accurate information than printed or file copies. Document Where to find it Online Wireless Network Calculator... -
Page 40: Glossary
® WSDA -200-USB User Manual Glossary These terms are in common use throughout the manual: A/D Value: the digital representation of the analog voltages in an analog-to-digital (A/D) conversion. The accuracy of the conversion is dependent on the resolution of the system electronics; higher resolution produces a more accurate conversion. - Page 41 ® examples of nodes manufactured by LORD MicroStrain ® Node Tester Board: The node tester board is a device designed by LORD MicroStrain that can be plugged into nodes to test their functionality. Offset: When describing a mathematically-linear relationship, the offset is the value where the line that represents the relationship in a graph crosses the y -axis. ...
- Page 42 ® WSDA -200-USB User Manual Periodic Burst Sampling: a mode of operation in which the node is sampled for a fixed window of time (burst) and then repeats that window at set intervals. The burst duration and time between bursts is configurable.
- Page 43 ® WSDA -200-USB User Manual Transmission rate: the number of data packets per transmission window, measured in seconds. Depending on the sampling mode and settings it will be between 1 and 64 packets/second. Transmission window: the time allowed for one data transmission at the automatically determined transmission rate USB: Universal Serial Bus is a serial data communications protocol WSN: Wireless Sensor Network describes a distribution of sensors and data acquisition equipment...