200155-01-05 Bently Nevada Trendmaster Pro Accelerometer

200155-01-05 Model Breakdown

Base Model: 200155 - Low Frequency Trendmaster Pro Accelerometer

Mounting Stud Option: 01 = 3/8-24 thread with 2 adhesive mount frames included

Approvals: 05 = Certified for CSA, ATEX, and IECEx compliance

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

Electrical Specifications

Sensitivity @ 80Hz: 10.2 mV/(m/s²) or 100 mV/g with ±12% accuracy

Measurement Range: ±196 m/s² (±20 g)

Extended Velocity Range: 24.5 mm/s² (2.5 mg)

Frequency Range: 1.5 Hz to 10,000 Hz (90 to 600,000 cpm) referenced to 80 Hz with ±10% tolerance

Mounted Resonant Frequency: Greater than 20 kHz (>1,200 kcpm) for reliable high-frequency response

Amplitude Linearity: Maintains ±2% accuracy from 1 to 10 g peak

Transverse Sensitivity: ≤7% to minimize signal distortion

Settling Time: ≤2000 ms to reach within 5% of bias voltage

Excitation Voltage: 4.7 to 5.5 VDC

Output Bias Voltage: 2.5 ± 0.23 VDC

Polarity: Positive SIG+ with respect to SIG- when acceleration occurs from base to connector

Quiescent Current: Less than 800 µA for low-power operation

Environmental Ratings

Axial Shock Limit: Withstands up to 49,050 m/s² peak (5,000 g peak)

Temperature Range (Operational): -40 ºC to +105 ºC (-40 ºF to +221 ºF)

Temperature Range (Static): -55 ºC to +121 ºC (-67 ºF to +250 ºF)

Sealing (Hermetic): Leak rate ≤5 x 10^-8 atm•cc/s for maximum protection

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

Cure Time for Sealing: 24 hours for full environmental sealing integrity

Physical Characteristics

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

Weight: 58 g (2.0 oz), typical for easy integration

Mounting Thread: 3/8-24 female connection for secure attachment

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

Sensing Element: High-precision ceramic element with shear sensing geometry

Housing & Connector Material: Corrosion-resistant 316L stainless steel for durability