Description
It utilizes a piezoelectric ceramic element to measure physical machinery acceleration and translates it into a differential voltage output signal.
Commercial and Supply Chain Status
- Condition: New Original (Factory Sealed) or Refurbished (Tested and Calibrated)
- Warranty: 12-Month Industrial Warranty
- Availability: In Stock / Global Distribution
- Lead Time: Ships within 2 to 5 business days from order confirmation
- Pricing: Price subject to localized availability and standard industrial supply conditions; contact us for a firm quote.
Part Number Breakdown
The unique string 200150-05-CN defines the specific sensor platform, mechanical mounting profile, and regional explosive atmosphere ratings:
- 200150: Base model code for the General Purpose Trendmaster Acceleration-to-Velocity Accelerometer (100 mV/g nominal sensitivity).
- 05: Mounting Stud Option: Includes a 3/8-24 to 1/4-24 UNF, 1\ \frac{3}{8}-inch hex plate mounting stud adapter.
- CN: Agency Approvals: Multi-region certified hazardous area option package including ATEX/IECEx and Chinese NEPSI explosion-proof markings.
Technical Specifications
| Parameter | Value |
| Sensing Element | Piezoelectric Ceramic (Shear Geometry) |
| Nominal Sensitivity | 10.2 mV/(m/s^2) [100 mV/g] at 80 Hz \pm12\% |
| Frequency Response | 10 Hz to 1,000 Hz (600 to 60,000 cpm) \pm10\% |
| Dynamic Range | \pm245\ m/s^2 (\pm25 g peak) |
| Excitation Voltage | 4.7 V DC to 5.5 V DC |
| Quiescent Current | < 800\ \muA |
| Output Bias Voltage | +2.5 V DC \pm0.23\ V DC |
| Shock Limit | 49,050 m/s^2 peak (5,000 g peak) |
| Housing Material | 304L Stainless Steel (Hermetically sealed casing) |
| Electrical Interface | Top-mounted, 5-pin 1/2-20 connector |
| Base Mounting Thread | 3/8-24 female internal thread |
| Operating Temperature | −40 to +105 °C (−40 to +221 °F) |
Architecture and Trendmaster System Integration
The 200150 accelerometer is engineered to integrate with high-density distributed monitoring topologies rather than conventional continuous-vibration racks.
proTIM Network Interface Layout
- Quasi-Continuous Scanning: Instead of routing independent home-run cables back to a central control cabinet for every sensor, the 200150 connects directly to a local proTIM (Transducer Interface Module) or a FlexiTIM block.
- This module links hundreds of multi-parameter sensors (vibration, temperature, and pressure) along a single-cable trunk line network. The system scans individual sensor lines every few minutes to route trend data into System 1 Asset Management software.
- Signal Conversion: The raw internal charge created across the ceramic shear plate is converted by internal solid-state electronics into a differential voltage signal running parallel to the active casing axis.
Engineering Insights: Installation and Lifecycle Maintenance
Mounting Stud Torque Specifications
⚠️ CRITICAL MECHANICAL INSTALLATION NOTE: Dynamic frequency data collection relies on perfect physical coupling between the machine case and the sensor housing base. Clean, tap, and face-mill the casing area before attaching the hex plate adapter. Torque the 200150 sensor base onto the mounting stud within the strict manufacturer-specified range of 2.7 to 6.8 N·m (2 to 5 ft·lbf). Over-torquing will strain the internal crystal element, introducing permanent bias voltage drift, while under-torquing leads to high-frequency attenuation and signal artifacting.
Sensor Settling Time Limitations
Because the internal amplification circuit is optimized for low-current multi-drop networks, the 200150 exhibits an internal circuit settling time of \le 300\ ms upon receiving excitation power. Ensure that sampling delay times within your automated proTIM scan configurations account for this brief initialization state to prevent reading transient electrical noise as an artificial vibration spike.
Moisture and Cable Strain Relief
The top-mounted 5-pin 1/2-20 plug is fitted with O-ring gaskets to seal the contact cavity. When running interconnect cables through areas exposed to cutting fluid, water droplets, or active washdowns, use molded boot cables or self-fusing weatherproofing tape over the connector junction. Ensure the cable route includes a gentle drip loop to prevent moisture migration from tracking down the jacket directly into the pin block.
Frequently Asked Questions
Q: Can the 200150 be deployed to monitor slow-moving equipment like cooling tower fin-fans? A: While the 200150 handles general-purpose operations down to 10 Hz, it is not recommended for low-speed rolling machinery (shafts running under 600 rpm). For ultra-low frequency applications, utilize the Bently Nevada 200155 variant instead, which features specialized internal filtering circuits designed specifically for low-frequency tracking scenarios.
Q: What indicates a “Sensor Bias Out of Range” diagnostic fault? A: Under normal operating parameters, the sensor maintains a steady output bias voltage of +2.5 V DC. If a diagnostic log records a voltage line approaching common ground or jumping near the excitation rail, it implies either an internal crystal fracture from structural shock impacts or a direct copper short-circuit path caused by water penetration inside the field cable plug.
Q: Is it necessary to recalibrate the 200150 sensor annually? A: Standard predictive maintenance frameworks for balance-of-plant assets suggest verifying sensor calibration every 24 months. Testing can be executed using a portable handheld vibration shaker block to subject the sensor to a known 1g RMS reference vibration at 159.2 Hz or 80 Hz while verifying output voltage scalability.
