
114M5329-01 High Voltage DC Power Supply Module from the Bently Nevada 3500 series system. In industrial situations, about critical rotating machinery such as steam turbines, compressors, and generators, your vibration detection system must be running at all times. This module has a compatible architecture as part of the 3500 system and is responsible for providing power to a variety of other monitoring modules.
Throughout the 3500 system:
Sensor → Collect signals
Monitoring module → Analyze data
Control module → Execute protection logic
114M5329-01 → Provide stable power supply
| Technical Specifications | |
|
Manufacture |
BENTLY NEVADA |
|
Model |
3500/15 |
|
Part Number |
114M5329-01 |
|
Description |
High Voltage DC Power Supply Module |
| Working temperature | -30°C ~ +65°C |
|
Origin |
USA |
|
Dimension |
26*16*5cm |
|
Weight |
1.34kg |

Maintenance method:
1. Daily inspection:
Regularly check the module status indicator, such as the "SUPPLY OK" light. If the light is off, check the following items:
Check whether the supply voltage provided to the power input module is correct.
Check whether the installed power input module type matches the power module.
Determine whether the fuse on the power input module is blown. If so, replace the fuse. A blown fuse may be caused by severe overvoltage on the power input module or a fault in the 114M5329-01 power module.
Check whether there is dust accumulation on the surface of the 114M5329-01 module. If so, wipe it gently with clean, dry compressed air or a soft cloth to maintain good heat dissipation performance.
2. Regular maintenance:
At regular intervals (such as half a year or a year, which can be determined according to the actual use environment and equipment requirements), check whether the input and output voltages of the module are stable within the rated range. You can use a professional voltmeter to measure.
Check whether the 114M5329-01 module's connection line is loose. If it is loose, tighten it in time to ensure the reliability of the electrical connection.
Check the module's cooling fan (if any) to ensure that it is operating normally without abnormal noise or jamming. If any problem is found, replace the fan in time.
Choose 114M5329-01 High Voltage DC Power Supply Module.
As a dedicated power module for Bently's 3500 series machinery protection system, Bently Nevada 114M5329-01 has good compatibility with other modules in the series and can be seamlessly integrated into the system to jointly build a complete machinery protection solution. It uses advanced power conversion technology and high-quality electronic components to ensure the stability of output voltage and current, effectively reduce voltage fluctuations and current noise, and provide reliable power supply protection for the system.
Application fields:
It is mainly used in industries such as petrochemicals, power, metallurgy, cement, and papermaking. It provides high-voltage direct current power for the mechanical protection systems of various large-scale rotating mechanical equipment (such as steam turbines, compressors, fans, pumps, and other equipment). It is used in systems for vibration monitoring, displacement monitoring, speed monitoring, etc.
Comparison Introduction
129486-01 vs 114M5329-01

129486-01
Traditional high-voltage DC power supply module (Legacy)
Input voltage 18–32V DC
Output current 40mA
The same installation method
Half-height module design
Installed in the left slot of the 3500 rack
Insertion-type structure
Standardized dimensions
All applicable to the Bently Nevada 3500 series system, used in conjunction with the rear-mounted card for power supply.

114M5329-01
Upgraded high-voltage DC power supply (alternative model)
Input voltage 88–140V DC
Output current 30mA
Functions are the same:
Convert the low-voltage power supply of the rack into high-voltage direct current (HV DC)
Provide excitation power for special sensors and preamplifiers
Support the operation of key equipment in the vibration monitoring system

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