Product Overview
The Bently Nevada 86517-xx-xx-01-02 MOD159840-01 is an Accelerometer Interface Module designed to convert charge signals from piezoelectric accelerometers into precise acceleration and velocity outputs. With configurable filter options and robust construction, this module ensures reliable vibration monitoring in industrial machinery, reducing unplanned downtime and maintenance costs.
Technical Specifications
| Parameter |
Value |
| Supply Voltage |
-23 Vdc to -26 Vdc |
| Current Draw |
22 mA maximum |
| Acceleration Sensitivity |
10 mV/g pk (1.02 mV/m/s² pk) |
| Velocity Sensitivity |
100 mV/in/s pk (3.93 mV/mm/s pk) |
| Dynamic Range (Acceleration) |
750 gs (7350 m/s²) without barriers, 500 gs (4902 m/s²) with barriers |
| Dynamic Range (Velocity) |
20 in/s pk (508 mm/s pk) 25 Hz to 1000 Hz |
| Filter Options |
25 Hz/350 Hz, 40 Hz/300 Hz, 100 Hz/560 Hz (high/low pass corners) |
| Operating Temperature |
+32°F to +158°F (0°C to 70°C) |
| Storage Temperature |
-40°F to +185°F (-40°C to +85°C) |
| Humidity |
0 to 95%, noncondensing |
| Dimensions (H x W x L) |
3.00 in x 3.25 in x 5.50 in (76.2 mm x 82.6 mm x 139.7 mm) |
Industry Applications
This module excels in continuous vibration monitoring for turbines, pumps, compressors, and fans. In a petrochemical plant, the Bently Nevada 86517-xx-xx-01-02 MOD159840-01 provides accurate acceleration and velocity data to detect early bearing faults, enabling predictive maintenance and extending equipment life. Its robust filter performance (12th order bandpass) ensures clean signals even in electrically noisy environments.
Maintenance & Reliability
To maximize reliability, verify that the accelerometer and extension cable capacitance stay below 8300 pF. Regularly inspect the MS-3112-8-3P connector and 8-lug terminal block for corrosion or loose connections. The module's operating temperature range of 0°C to 70°C allows deployment in most industrial enclosures. When integrated with a monitoring system, the velocity output (100 mV/in/s pk) facilitates trend analysis and early fault detection, reducing unplanned outages.
Selection Guide & Purchasing Advice
When ordering the Bently Nevada 86517-xx-xx-01-02 MOD159840-01, specify the transducer charge input sensitivity (50 pC/g or 100 pC/g) and filter corner frequency pair that matches your machine's rotational speed. For wiring, use 18 to 22 AWG shielded twisted pair cable as recommended. Purchase this module from ubest101, your trusted source for authentic Bently Nevada spares, ensuring short lead times and technical support.