Bently Nevada 70M403 Wireless Triaxial Accelerometer

Overview

The Bently Nevada 70M403 is a wireless triaxial accelerometer with an integrated temperature sensor. It monitors motors, pumps, fans, and compressors continuously. It belongs to the Ranger Pro Wireless Condition Monitoring family. Engineers designed it for hazardous and hard-to-access environments.

Technical Specifications

• Model Number: 70M403
• Sensor Type: Wireless triaxial accelerometer with temperature sensor
• Acceleration Range: ±1 g to ±20 g
• Frequency Range: Acceleration: 0.1 Hz–20 kHz; Velocity: 5 Hz–2000 Hz
• Axis Frequency Range: Z-axis: 5 Hz–10 kHz (±3 dB); X & Y axes: 5 Hz–4 kHz (±3 dB)
• Amplitude Range: 0–200 m/s² (0–20 g)
• Units: g or m/s², peak or RMS
• Temperature Range: −40°C to +125°C
• Operating Temperature: −40°C to +85°C (−40°F to +185°F)
• Wireless Protocol: ISA100
• Wireless Range: Up to 150 meters (line of sight)
• Battery Type: Replaceable lithium-thionyl chloride
• Battery Life: Up to 5 years (depending on sampling rate)
• Mounting Options: M6 threaded stud, magnetic base, or tethered for high-temperature zones
• Housing Material: 316 stainless steel with glass-reinforced, impact-resistant PPS plastic top
• Environmental Rating: IP67, resistant to dust and water submersion up to 1 meter
• Hazardous Area Certification: CSA Class I, Division 1