200150-11-05 | Bently Nevada 10.2 mV/(m/s²) Accelerometer

Introduction to the Bently Nevada 200150-11-05 Accelerometer

When machinery vibration monitoring demands accuracy and reliability, the 200150-11-05 from Bently Nevada provides a proven solution. This General Purpose Trendmaster 2000 or Trendmaster Pro Accelerometer is designed for continuous vibration measurement in industrial environments. With a sensitivity of 10.2 mV/(m/s²) at 80 Hz, it captures critical data for predictive maintenance programs.

Key Features and Technical Specifications

The 200150-11-05 offers a measurement range of ±245 m/s² (±25 g) and a frequency range of 10 to 1000 Hz (600 to 60,000 cpm). Its mounted resonant frequency exceeds 20 kHz, ensuring reliable performance across a wide spectrum. Key electrical specs include an excitation voltage of 4.7 to 5.5 Vdc, quiescent current under 800 µA, and an output bias voltage of +2.5 ± 0.23 Vdc. The ceramic shear sensing element and 316L stainless steel housing provide durability in harsh conditions.

• Sensitivity: 10.2 mV/(m/s²) (100 mV/g) at 80 Hz
• Measurement Range: ±245 m/s² (±25 g)
• Frequency Range: 10 to 1000 Hz (600 to 60,000 cpm)
• Excitation Voltage: 4.7 to 5.5 Vdc
• Quiescent Current: <800 µA
• Output Bias Voltage: +2.5 ± 0.23 Vdc
• Temperature Range: -40°C to +105°C
• Weight: 58 g (2.0 oz), typical

Applications and Use Cases

In rotating machinery monitoring, the 200150-11-05 excels at detecting early signs of imbalance, misalignment, or bearing wear. It is suitable for general-purpose applications in pumps, fans, compressors, and motors. The accelerometer's wide temperature range and hermetic sealing make it ideal for outdoor or washdown environments. Moreover, its multiple approvals (CSA, ATEX, and IECEx) enable deployment in hazardous areas where safety is paramount.

Installation and Setup

Mounting the 200150-11-05 requires a 3/8-24 female thread and a torque of 2.7 to 6.8 N·m (2 to 5 ft·lbf). The included mounting stud option 11 (3/8-24 to 1-1/4 NPT, 1-3/4 inch hex stud) simplifies attachment to standard machine surfaces. Ensure the base is clean and flat for optimal coupling. After installation, allow a cure time of 24 hours for the mounting compound if used. Always follow the manufacturer's guidelines for wiring and configuration.

Maintenance and Reliability

Regular inspection of the 200150-11-05 ensures long-term accuracy. Check the cable and connector for damage periodically. The hermetically sealed design protects against moisture and contaminants, reducing maintenance needs. With a settling time under 300 ms, the accelerometer quickly stabilizes after power-up, minimizing downtime during commissioning. For critical applications, verify the output bias voltage annually to confirm sensor health.

Compatibility and Integration

The 200150-11-05 is designed for use with Bently Nevada ProTIM systems supporting the Standard Acceleration-to-Velocity channel type (-01). It integrates seamlessly into Trendmaster 2000 and Trendmaster Pro monitoring networks. For other data acquisition platforms, confirm compatibility with the 10.2 mV/(m/s²) sensitivity and 4.7 to 5.5 Vdc excitation requirements.

Frequently Asked Questions

What is the sensitivity of the 200150-11-05?

The sensitivity is 10.2 mV/(m/s²) (100 mV/g) at 80 Hz, with a tolerance of ±12%.

What is the temperature range for this accelerometer?

The operating temperature range is -40°C to +105°C (-40°F to +221°F).

Does the 200150-11-05 have hazardous area approvals?

Yes, it carries multiple approvals including CSA, ATEX, and IECEx (approval code 05).

What is the mounting thread size?

The mounting thread is 3/8-24 female, with a recommended torque of 2.7 to 6.8 N·m.

Product Support and Availability

The 200150-11-05 is available from Petro Auto Tech. Please verify current lifecycle status and availability before ordering. Our team can assist with technical questions and cross-referencing.