The SG-Link® -LXRS® is a small, low-power, two-channel analog input sensor node with many sampling options.
Product Highlights
- One differential and one single-ended analog input channel and an internal temperature sensor
- Ideal for remote and long term measurement of many Wheatstone bridge and analog-type sensors including: strain, force, torque, pressure, acceleration, vibration, magnetic field, displacement and geophones
- Supports continuous, burst, and event-triggered sampling and datalogging to internal memory
- User-programmable sample rates up to 4096 Hz
- IP65/66 environmental enclosures available
Wireless Simplicity, Hardwired Reliability
High Performance
- Scalable, long range wireless sensor networks up to 2 km
- Lossless data throughput under most operating conditions
Ease of Use
- Rapid deployment with wireless framework
- Low power consumption allows extended use.
- Remotely configure nodes, acquire and view sensor data with Node Commander®.
- Optional web-based SensorCloud™ interface optimizes data storage, viewing, and analysis.
- Easy integration via comprehensive SDK
Cost Effective
- Out-of-the box wireless sensing solution reduces development and deployment time.
- Volume discounts
General |
|
---|---|
Sensor input channels |
Differential analog, 1 channel Single-ended analog, 1 channel |
Integrated sensors |
Internal temperature, 1 channel |
Data storage capacity |
2 M bytes (up to 1,000,000 data points, data type dependent) |
Analog Input Channels |
|
Measurement range |
Differential: full-bridge, ≥ 350 Ω (factory configurable) Single-ended: 0 to 3 V dc |
Accuracy |
± 0.1% full scale typical |
Resolution |
12 bit |
Anti-aliasing filter bandwidth |
Single-pole Butterworth -3 dB cutoff @ 250 Hz (factory configurable) |
Bridge excitation voltage |
+3 V dc, 50 mA total for all channels (pulsed @ sample rates ≤ 16 Hz to conserve power) |
Measurement gain and offset |
User-selectable in software on differential channels gain values from 104 to 1800 |
Integrated Temperature Channel |
|
Measurement range |
-40 °C to 85 °C |
Accuracy |
± 2 °C (at 25 °C) typical |
Resolution |
12 bit |
Sampling |
|
Sampling modes |
Synchronized, low duty cycle, datalogging |
Sampling rates |
Continuous sampling: 1 sample/hour to 512 Hz Periodic burst sampling: 32 Hz to 4096 Hz Datalogging: 32 Hz to 4096 Hz |
Sample rate stability |
± 3 ppm |
Network capacity |
Up to 2000 nodes per RF channel (and per gateway) depending on the number of active channels and sampling settings. Refer to the system bandwidth calculator: http://www.microstrain.com/configure-your-system |
Synchronization between nodes |
± 32 μsec |
Operating Parameters |
|
Radio frequency (RF) transceiver carrier |
2.405 to 2.470 GHz direct sequence spread spectrum over 14 channels, license free worldwide, radiated power programmable from 0 dBm (1 mW) to 16 dBm (39 mW); low power option available for use outside the U.S.- limited to 10dBm (10mW) |
Range for bi-directional RF link |
70 m to 2 km line of sight with RF power setting |
RF communication protocol |
IEEE 802.15.4 |
Power source |
Internal: 3.7 V dc, 250 mAh lithium ion rechargeable battery External: +3.2 to +9.0 V dc |
Power consumption |
See power profile : |
Operating temperature |
-20 ˚C to + 60 ˚C (extended temperature range available with custom battery/enclosure, -40 ˚C to + 85 ˚C electronics only) |
Acceleration limit |
500 g standard (high g option available) |
Physical Specifications |
|
Dimensions |
58 mm x 50 mm x 21 mm |
Weight |
42 grams |
Environmental rating |
Indoor use (IP65/66 enclosures available) |
Enclosure material |
ABS plastic |
Integration |
|
Compatible gateways |
All WSDA® base stations and gateways |
Compatible sensors |
Bridge type analog sensors, 0 to 3 V dc analog sensors |
Connectors |
Screw terminal block |
Shunt calibration |
Internal shunt calibration resistor 499 KΩ, differential channel |
Software |
SensorCloud™, SensorConnect™, Node Commander®, Windows 7 (or newer) |
Software development |
Open-source MicroStrain Communications Library (MSCL) with sample code available in C++,Python,and.NET formats (OS and computing platform independent): http://lord-microstrain.github.io/MSCL/ |
Regulatory compliance |
FCC (U.S.), IC (Canada), ROHS |
General Documentation
- SG-Link®-LXRS® Product Datasheet
- SG-Link®-LXRS® Quick Start Guide
- SG-Link®-LXRS® User Manual
- Node Commander Wireless Sensing Software User Manual
- Wireless Products Comparison
Technical Notes
- Powering a Wireless Node with Sources Greater Than 9 Volts
- Measuring Voltages Above 3 Volts with SG-Link®-LXRS®
- Using a Load Cell with SG-Link®-LXRS®
- LXRS® Firmware Upgrades
- Control a Relay with a Wireless Node
- Measuring Small Current
- Outputting a 4 to 20 mA Current Loop
- Using Pressure Transducers
- Battery Use and Replacement
- SG-Link® 350 Ohm Tester Board
- SG-Link® 1000 Ohm Tester Board
- IP and NEMA Rated Enclosures for Wireless Nodes
- SG-Link®-LXRS™ Power Profile
- Wireless Sensor Node Power Profiles
- Using External Power With Wireless Sensor Nodes
- Using the DEMOD-DC® with V-Link®-LXRS® and SG-Link®-LXRS®
- Synchronized Sampling on Startup
- Differential Analog Input Frequency Response Testing
- Distance Measurement with an IR Sensor
- Using Differential Inputs for a RTD
Mechanical Drawings (uncontrolled)
- SG-Link®-LXRS® Dimensional Drawing
- 6309-3000 SG-Link-IP66-ENCL
- 6309-4000 SG-Link-IP66-XL-ENCL
- 6309-5000 SG-Link-IP65-XXL-ENCL
- 6309-3000 IP66/NEMA4X Enclosure for SG-Link®-LXRS®
- 6309-4000 IP66/NEMA4X Enclosure for SG-Link®-LXRS® (1 battery)
- 6309-5000 IP65/NEMA4X Enclosure for SG-Link®-LXRS® (3 batteries)
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