Enquiry:hkmarketing@epc.com.hk 
IEPE-LINK-LXRSWireless IEPE Sensor Node, 1-Channel
The IEPE-Link™ -LXRS® specialized high-speed node is designed for synchronized, periodic burst sampling of piezoelectric devices.
Product Highlights
- Designed for high speed, high resolution periodic burst sampling of Integral Electronic Piezoelectric (IEPE) and Integrated Circuit Piezoelectric (ICP®) accelerometers
- Ideal for vibration sensing in challenging applications, such as critical structure and machine health monitoring
- High resolution data with 24-bit A/D converter
- User-programmable 1 KHz to 104 KHz sample rates
- 109.5 dB dynamic range
- User-selectable low pass filtering
SPECS
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General |
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Sensor input channels |
IEPE accelerometer, 1 channel |
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Resolution |
24-bit resolution |
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Dynamic range |
109.5 dB dynamic range |
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Anti-aliasing filter bandwidth |
5th order low-pass Butterworth filter with programmable cutoff frequencies from 26 Hz to 33 KHz |
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Digital finite impulse response (FIR) filter |
100 dB in frequency band from 1/2 to 8 times the sample rate |
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IEPE Accelerometer Requirements |
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Excitation voltage |
23 V dc |
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Excitation current |
2.3 mA |
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Output voltage |
± 5 V dc |
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Sampling |
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Sampling modes |
Synchronized (periodic burst sampling only) |
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Sampling rates |
Periodic burst sampling: 1 kHz to 104 kHz |
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Maximum burst periods |
150 seconds @ 1 kHz; 3 seconds @ 50 kHz; 1.3 seconds @ 104 kHz |
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Measurable signal bandwidth |
1 Hz to 33 kHz |
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Sample rate stability |
± 3 ppm |
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Network capacity |
Up to 125 nodes per RF channel (and per gateway) depending on the number of active channels and sampling settings. Refer to the system bandwidth calculator: |
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Synchronization between nodes |
± 32 μsec with 10 sec beacon interval (synchronized mode) |
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Operating Parameters |
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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.A.- limited to 10 dBm (10 mW) |
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RF communication protocol |
IEEE 802.15.4 |
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Range for bi-directional RF link |
70 m to 2 km line of sight with RF power setting |
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Power source |
Internal: 3.7 V dc, 650 mAh rechargeable battery External: 3.2 V dc to 9 V dc |
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Power consumption |
1 burst /10 minutes: 2.9373 mA (10.57 mW), 1 burst/hr: 0.6957 mA (2.50 mW), 1 burst/4 hrs: 0.2875 mA (1.04 mW), 1 burst/24 hrs: 0.1738 mA (0.63 mW) (all sampling @ 10 kHz with 5 second burst duration). See battery life calculator: |
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Operating temperature |
-20 ˚C to +60 ˚C (-40 ˚C to +85˚C available with external battery) |
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Physical Specifications |
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Dimensions |
94 mm x 79 mm x 21 mm |
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Weight |
114 grams |
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Enclosure material |
Aluminum |
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Environmental rating |
Indoor use |
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Integration |
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Compatible gateways |
All WSDA® base stations and gateways |
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Compatible sensors |
IEPE type sensors that operate within the node input specifications and have an output within ± 5 V dc (custom options available) |
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Connectors |
10-32 coaxial (IEPE input), terminal block (future use) |
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Software |
SensorCloud™, SensorConnect™, Node Commander®, Windows 7 (or newer) |
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Software development |
Open-source MicroStrain Communications Library (MSCL) with sample code available in C++,Python,and.NET formats (OS and computing platform independent): |
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Regulatory compliance |
FCC (U.S.), IC (Canada), ROHS |
