Description
The BENTLY NEVADA 3500/25 149369-01 Enhanced Keyphasor Module is a key component in the BENTLY 3500 series mechanical protection system,designed to provide reliable monitoring and protection for critical mechanical equipment that requires precise speed and phase reference signals.As one of the core modules of the 3500 series,the 3500/25 149369-01 Keyphasor Module is capable of receiving input signals from one or two Keyphasor sensors and generating accurate pulse signals per revolution for speed measurement,phase analysis,and other functions that require precise time reference.This module plays a crucial role in automation systems by providing accurate rotor position and speed information,laying a solid foundation for predictive maintenance,fault diagnosis,and implementation of machine protection strategies.The design of BENTLY NEVADA 3500/25 149369-01 Enhanced Keyphasor Module fully considers the harsh industrial environment,with high reliability and anti-interference ability,ensuring stable and reliable performance under various working conditions.It is an important component to ensure the safe and stable operation of rotating machinery.


3500/25 149369-01 BENTLY
technical specifications
Product Model:3500/25 149369-01
Manufacturer:BENTLY NEVADA
Product type:Enhanced Keyphasor Module
Input channel:1 or 2 key phase sensor inputs
Input types:proximity probe,photoelectric switch,Hall effect sensor,etc
Input voltage range:-24 V DC to-3 V DC(proximity probe);Depending on the type of sensor
Output type:TTL/CMOS compatible pulse
Number of pulses per revolution:1 or 2 pulses per revolution(configurable)
Pulse width:configurable
Working temperature:-40°C to+70°C
Storage temperature:-51°C to+85°C
Relative humidity:95%non condensing
Installation method:3500 rack slot
Main features and advantages
BENTLY NEVADA 3500/25 149369-01 Enhanced Keyphasor Module enjoys a high reputation in the industrial field for its outstanding performance and reliability.This module supports single channel or dual channel key phase input,providing users with higher flexibility to adapt to different sensor configurations and application requirements.The enhanced design enables it to perform well in handling complex signals and harsh industrial environments,effectively suppressing noise interference and ensuring the accuracy and stability of output pulse signals.The 3500/25 149369-01 module is capable of generating precise pulses per revolution,which are crucial for accurate speed measurement and phase analysis,and are essential for early detection of mechanical faults and evaluation of machine status.
Flexible configuration options:Users can configure the number of pulses per revolution and pulse width according to specific application requirements to optimize system performance.
High reliability and anti-interference:designed specifically for industrial environments,capable of withstanding harsh temperature,humidity,and vibration conditions,and effectively suppressing electromagnetic interference.
Perfect integration with the 3500 series:As part of the BENTLY 3500 series,the 3500/25 149369-01 module can be seamlessly integrated into existing 3500 monitoring systems,making it easy for users to expand and upgrade.
Enhanced diagnostic capability:By providing precise phase reference signals,this module facilitates more in-depth vibration analysis and fault diagnosis,such as identifying imbalances,misalignments,and other issues.

3500/25 149369-01 BENTLY
application area
BENTLY NEVADA 3500/25 149369-01 Enhanced Keyphasor Module is widely used in monitoring and protection systems for various rotating machinery,especially in industrial fields that require extremely high reliability and safety of equipment.Its precise speed and phase information is crucial for the following applications:
Steam turbine and generator set:used to monitor rotor speed,perform phase analysis,and achieve critical protection functions.
Compressors and pumps:provide accurate speed signals for performance monitoring and fault diagnosis,such as bearing faults,dynamic and static component wear,etc.
Wind turbine generator:In the application of wind power industry,the 3500/25 149369-01 module can provide key speed and phase information to ensure the safe and stable operation of wind turbines.
Large motors and drive systems:used to monitor motor speed and perform related protection and control.
Petrochemical industry:In process industries such as refining and chemical engineering,this module is applied to monitor various key rotating equipment,improving production efficiency and safety.
Power industry:Whether it is thermal power,hydropower or nuclear power,the 3500/25 149369-01 module plays an important role in ensuring the reliable operation of the power system.
Related products
The products related to BENTLY NEVADA 3500/25 149369-01 Enhanced Keyphasor Module include:
3500/42M:ENTLY 3500 series I/O module,used to connect sensors and output signals.
3500/22M:ENTLY 3500 series accelerometer/velocity sensor interface module.
3500/32M:ENTLY 3500 series speed/position input module,capable of receiving various types of speed and position sensor signals.
3500/92:BENTLY 3500 series communication interface module,used for external transmission and integration of system data.
Proximitor®Sensor:BENTLY NEVADA’s proximity sensor series can be used as an input signal source for the 3500/25 149369-01 module.
Keyphasor®Sensor:BENTLY NEVADA’s key phase sensor series is used to provide accurate phase reference signals.
3500 Rack:The core hardware platform of BENTLY 3500 series monitoring system,used for installing and connecting various modules.
System 1®Software:BENTLY NEVADA’s monitoring and diagnostic software platform,which can be integrated with the 3500 system for data analysis and management.
Installation and maintenance:Preparation before installation:Before installing the BENTLY NEVADA 3500/25 149369-01 Enhanced Keyphasor Module,please carefully read the relevant product manual and installation guide.Ensure that the 3500 rack is correctly installed and grounded,and that the power connection is stable and reliable.Check that the key phase sensor used matches the input requirements of the 3500/25 149369-01 module,including signal type,voltage range,etc.Connect the sensor cable correctly to the input terminal of the module according to the wiring diagram.During installation,static discharge should be avoided and the module should be tightly connected to the rack slot.After installation,perform necessary parameter configuration and system testing to ensure that the 3500/25 149369-01 module can function properly and receive accurate key signals.
Maintenance suggestion:In order to ensure the long-term stable operation of BENTLY NEVADA 3500/25 149369-01 Enhanced Keyphasor Module,it is recommended to regularly check whether the module connections are loose and whether the cables are aged or damaged.Keep the modules and racks clean to prevent dust and moisture from entering.Regularly check the quality of the input signal to ensure that the sensor is working properly.If any abnormalities or malfunctions are found in the 3500/25 149369-01 module,professional BENTLY NEVADA technical support personnel should be contacted in a timely manner for maintenance to avoid self disassembly or repair and avoid causing greater losses.It is recommended to perform regular system maintenance and calibration according to the manufacturer’s recommendations to ensure the accuracy and reliability of the monitoring system.

3500/25 149369-01 BENTLY
Product Guarantee
BENTLY NEVADA provides comprehensive quality assurance for the 3500/25 149369-01 Enhanced Keyphasor Module.All products undergo rigorous testing and inspection before leaving the factory to ensure they meet the highest industrial standards and performance requirements.



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