TheBently Nevada 70M303is a high-performance wireless triaxial accelerometer and temperature sensor designed for theRanger Proecosystem. It provides continuous, remote monitoring of rotating assets, allowing for early fault detection in motors, pumps, and fans without the need for expensive wiring.
Technical Specifications
Model Number:70M303
Sensor Type:Triaxial Wireless Accelerometer + Integral Temperature Sensor
Frequency Response:0.1 Hz to 20 kHz
Measurement Range:±1g to ±20g (Acceleration)
Temperature Range:-40°C to +125°C
Wireless Range:Up to 150 meters (Line of sight)
Housing Material:316 Stainless Steel body with Glass-reinforced PPS top
Environmental Rating:IP67 (Dust and water resistant)
Hazardous Area Rating:CSA Class I, Division 1 (Explosive environment certified)
Mounting:M6 x 1mm internal thread (5mm depth)
Physical Properties:88 mm (H) x 40 mm (D); 300g (including battery)
Key Features & Engineering Advantages
3-Axis Diagnostic Depth:By capturing vibration in three orthogonal planes (X, Y, and Z), the 70M303 identifies complex mechanical issues like unbalance, misalignment, and structural looseness far more effectively than single-axis sensors.
High-Frequency Capability:With a range up to 20 kHz, this sensor is capable of detecting early-stage bearing faults and gear mesh issues that reside in the high-frequency spectrum.
Hazardous Zone Reliability:The combination of 316 stainless steel and chemical-resistant PPS plastic ensures the device thrives in corrosive or explosive environments typical of Oil & Gas and Chemical processing.
Minimal Power Profile:Engineered for longevity, its power consumption scales from 30 μA to 30 mA based on sampling activity, allowing for years of autonomous operation on a single battery.
Ruggedized Build:Designed for real-world industrial abuse, the sensor is shock-resistant (surviving 0.5m drops) and rated for use at altitudes up to 3,000 meters.
