Pro Accelerometer 200157-11-05 Bently Nevada

Manufacturer: Bently Nevada

Product Model: 200157-11-05 (Enveloping Trendmaster Pro Accelerometer)

Country of Origin: Made in U.S.A (Certificate Of Origin available upon request)

Mounting Stud Option: 11 = 3/8-24 to 1-1/4 NPT, 1-3/4 inch hex stud for robust installation in heavy-duty environments

Product Type: High-performance Accelerometer for advanced machine health diagnostics

Approval Certifications: 05 = Multiple Approvals including CSA, ATEX, and IECEx for safe use in hazardous areas

ProTIM Compatibility: Supports Standard Acceleration-to-Velocity with Acceleration Enveloping Channel (-06 option)

Application: Designed for detecting faults in roller element bearings and specific cavitation effects, suitable for rotating machinery

Electrical Specifications:

Sensitivity at 80 Hz: 10.2 mV/(m/s²) equivalent to 100 mV/g for precise vibration monitoring

Measurement Range: ±245 m/s² (±25g)

Additional Measurement in mm/s²: 14.7 mm/s² (1.5 mg)

Frequency Response: 10 to 10,000 Hz (600 to 600,000 cpm) ensuring broad-spectrum monitoring

Mounted Resonant Frequency: Greater than 20 kHz (1200 kcpm) for high stability

Amplitude Linearity: ±2% within 1 to 10g peak range

Transverse Sensitivity: ≤7%

Settling Time: ≤300 milliseconds for quick stabilization

Excitation Voltage: 4.7 to 5.5 Vdc

Output Bias Voltage: +2.5 ± 0.23 Vdc

Quiescent Current: Less than 800 µA

Polarity: SIG+ positive relative to SIG-

Environmental Specifications:

Axial Shock Limit: 49,050 m/s² peak (5,000g peak) for extreme impact resistance

Operating Temperature Range: -40°C to +105°C (-40°F to +221°F)

Sealing (Hermetic): Leak rate ≤ 5 x 10⁻⁸ atm·cc/s (3.1 x 10⁻⁹ atm·in³/s)

Humidity Resistance: 100% relative humidity, condensing, non-submerged

Physical Characteristics:

Dimensions (Hex x Height): 17.5 mm x 45.7 mm (11/16 in x 1.8 in)

Weight: Approximately 58 grams (2.0 oz)

Mounting Thread: 3/8-24 female for reliable attachment

Mounting Torque: 2.7 to 6.8 N·m (2 to 5 ft·lbf)

Sensing Element: Ceramic for long-term durability

Sensing Geometry: Shear type for high accuracy readings

Housing and Connector Material: Constructed from 316L Stainless Steel for corrosion resistance