

● Accuracy: 0.005°
● LoRaWAN Wireless network
● Can be used for up to 10 years
● Magnetic Switch
● Triaxial tilt measurement, range ±60°
● More user-friendly design, more in line withactual deployment requirements on site
The LWHD-WM400 is widely used in various long-term structural monitoring projects, such as tunnels, roads, bridges, buildings, etc.
Measuring range(°) | Condition | ≤5 | 5~30 | 30~60 |
Measuring axis | Vertical to each other | X-Y-Z | X-Y-Z | X-Y-Z |
Accuracy(°) | Room temperature | 0.005 | 0.006 | 0.007 |
Resolution(°) |
| 0.001 | ||
Zero temperature drift(°/℃) | -40〜+85℃ |
| ±0.001 | |
Cross-axis error(°) | 25℃±3℃ | 0.005 | 0.006 | 0.007 |
Output frequency | Up to 100 (Connect Android Phone or PC via cable), Up to 0.1 (via LoRa) | |||
Electromagnetic compatibility | In accordance with GBT17626 | |||
MTBF | 100,000 hours | |||
Insulation resistance | ≥100 MΩ | |||
Impact-resistant | 2000g,0.5ms,3Times/axis | |||
Size(mm) | L105.2*W85*H67 mm (without antenna) L105.2*W85*H101.8 mm (with antenna) | |||
Weight(g) | 450(±10)(with battery) | |||
+86 189 2129 2620
sales@bwsensing.com