Bently Nevada 200155-11-05 Jumbo NPT Accelerometer

Introducing the Bently Nevada 200155-11-05, featuring an extra-large 1-1/4 NPT adapter for heavy industrial installations. This professional-grade accelerometer delivers precise vibration monitoring for large-scale machinery protection systems. The 200155-11-05 combines robust construction with advanced sensing technology for maximum reliability.

Product Configuration Details

• Brand: Bently Nevada
• Model Number: 200155-11-05
• Product Family: Trendmaster Pro Low Frequency Series
• Mounting Option: 11 = 1-1/4 NPT jumbo hex stud adapter
• Safety Certifications: 05 = CSA, ATEX, IECEx approved
• Manufacturing Origin: Made in U.S.A.

Technical Performance Specifications

• Frequency Response: 1.5 Hz to 10,000 Hz wide bandwidth
• Measurement Range: ±196 m/s² (±20 g) dynamic capacity
• Sensitivity: 10.2 mV/(m/s²) at 80 Hz signal output
• Measurement Accuracy: ±2% amplitude linearity
• Cross-Axis Rejection: ≤7% transverse sensitivity
• Resonant Performance: >20 kHz mounted resonance

Electrical System Parameters

• Operating Voltage: 4.7 to 5.5 VDC power supply range
• Output Characteristics: +2.5 ± 0.23 VDC bias voltage
• Power Consumption: <800 μA ultra-low current draw
• Startup Performance: ≤2000 ms fast settling time
• Signal Polarity: Positive acceleration from mounting base to connector

Environmental Robustness

• Operating Temperature: -40°C to +105°C wide range
• Storage Temperature: -55°C to +121°C extreme conditions
• Shock Survival: 49,050 m/s² (5,000 g) maximum shock rating
• Environmental Sealing: Hermetic IP67 equivalent protection
• Humidity Tolerance: 100% condensing humidity operation

Physical Construction Features

• Compact Dimensions: 17.5 mm × 45.7 mm sensor housing
• Lightweight Design: 58 grams total weight
• Base Connection: 3/8-24 female thread standard interface
• Adapter Special: 1-1/4 NPT 1-3/4 inch hex stud jumbo adapter
• Installation Torque: 2.7 to 6.8 N•m proper mounting specification
• Material Construction: 316L stainless steel full housing

Industrial Application Scope

• Core Function: Low Frequency Acceleration-to-Velocity conversion
• Primary Use: Fin-fan monitoring and slow rotating machinery
• System Integration: ProTIM monitoring platform compatibility
• Industry Focus: Large industrial fans, heavy rotating equipment, power generation

Packaging & Delivery Service

• Package Contents: Accelerometer with jumbo NPT adapter stud
• Shipping Methods: FedEx, UPS, DHL international express
• Documentation: Optional Certificate of Origin available
• Availability: Stock items ready for immediate shipment

Frequently Asked Questions

What applications require the large 1-1/4 NPT adapter?

• Large industrial fans and heavy machinery with substantial mounting surfaces need this size.

How does the low frequency capability help with slow machinery?

• The 1.5 Hz lower limit captures vibrations from very slow rotating equipment effectively.

What makes this sensor suitable for harsh environments?

• Hermetic sealing and 316L stainless steel construction ensure durability in tough conditions.

Can I use this accelerometer in explosive atmospheres?

• Yes, the multiple ATEX and IECEx certifications permit use in hazardous locations.

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