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LoRaWAN Precision Tilt Angle Sensor for Structural Health Monitoring
SKU#
WSLRW-SHMAG
Replaced by
Replaced SKU
The WSLRW-SHMAG is a high-precision dual-axis tilt angle sensor specifically engineered for long-term Structural Health Monitoring (SHM) applications such as bridges, high-rise buildings, dams, tunnels, foundations, and critical infrastructures.
Utilizing advanced industrial-grade MEMS sensing technology combined with ultra-low power electronics and robust mechanical design, the SHMAG delivers reliable, repeatable tilt measurements over years of outdoor operation.
The device integrates seamlessly into wireless SHM networks via LoRaWAN, offering over 10 years of maintenance-free operation powered by a single LS33600 primary lithium battery.
For Applications
Bridge structural monitoring, High-rise building sway detection, Dam and embankment deformation monitoring, Foundation settlement tracking, Tunnel and underground structure monitoring, Industrial plant infrastructure surveillance
Dual-axis precision tilt measurement
Ultra-high resolution and repeatability. Long-term stability under continuous thermal cycling. Integrated internal temperature measurement
10+ Year battery life
Ultra-low power design enabling 10+ years operation
Designed for harsh outdoor SHM deployments
IP67 rugged anodized aluminum enclosure for highest stability operation in more than 10 years!
Zero-offset calibration at Field
For easy deployment
| Measuring Range | ±30° dual-axis, tilt measurement |
| Resolution (Intrinsic) | ≤ 0.0001° after internal filtering |
| Short-Term Repeatability (Intrinsic Sensor Performance) | Single Sample (RMS): ±0.0021° at ODR=10Hz, no averaging |
| Averaging 10 samples: ±0.00066° in 1 sec window | |
| Averaging 50 samples: ±0.00030° in 5 sec window | |
| Averaging 100 samples: ±0.00021° in 10 sec window | |
| Long-Term Zero Stability | ±0.15° over multi-year operation |
| Temperature Coefficient | ±0.0043°/°C thermal-induced zero drift |
| Operating Temperature | -40°C to +85°C |
| Ingress Protection | IP67/IP68 fully sealed enclosure |
| COMMUNICATION | |
| SF Factors | SF7∼SF12 |
| Antenna | External Antenna 2 dbi |
| Power Supply | Single cell LiSOCl2 battery size D (not included), 10+ years typical lifetime |
| RF Frequency and Power | 860∼930MHz, 14∼20 dBm, configurable for zones: EU868, IN865, RU864, KR920, AS923, AU915, US915 |
| Protocol | LoRaWAN Class A V1.0.3 |
| Data sending modes | interval time, alarm and manually triggering by magnetic key |
| Alarm function | Yes |
| Configuration | via downlink |
| RF Module | complies toETSI EN 300 220, EN 303 204 (Europe) FCC CFR47 Part15 (US), ARIB STD-T108 (Japan) |
| Ambient working temperature | -40∼85℃ |
| Housing | Anodized A6061 Aluminum, Carbon-color, IP67 |
| Bracket | 2 x 304SS Bracket for base mount or wall mount |
| Dimension | 110x110x50 mm (not included antenna) |
| Net weight | 700g |
Dimension
250621 WSLRW-SHMAG-03.jpg
250621 WSLRW-SHMAG-03.jpg
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Application Notes
test
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