Product Description
      
        Product Details
| Manufacturer | Bently Nevada | 
| Model/Part Number | 125792-01 | 
| Description | 3500/25 Enhanced Keyphasor Module | 
Product Description
The Bently Nevada 3500/25 Enhanced Keyphasor Module is designed to process up to two transducer signals per module for high-precision shaft rotative speed and phase reference measurements. It supports various transducer types, including proximity probes and magnetic pickups, making it a versatile solution for industrial monitoring applications.
Specifications
Inputs
| Parameter | Description | 
| Power Consumption | 3.2 Watts (typical) | 
| Signal Input | Accepts up to two transducer signals per module: | 
|  | - Input Range (Non-Isolated I/O): +0.8 V to -21.0 V | 
|  | - Input Range (Isolated I/O): +5 V to -11 V | 
|  | - Signals outside these ranges are limited internally. | 
|  | - Passive magnetic pickups require shaft rotative speeds >200 rpm (3.3 Hz). | 
| Input Impedance | 21.8 kΩ minimum | 
Environmental Limits
| Condition | Temperature Range | 
| Operating Temperature | -30°C to +65°C (-22°F to +150°F) (with Keyphasor I/O Module, except Internal Barrier version) | 
|  | 0°C to +65°C (32°F to +150°F) (with Keyphasor Internal Barrier I/O Module) | 
| Storage Temperature | -40°C to +85°C (-40°F to +185°F) | 
| Humidity | 95%, non-condensing | 
Physical Dimensions
Main Module:
| Height | Width | Depth | Weight | 
| 119.9 mm | 24.4 mm | 256.5 mm | 0.34 kg (0.76 lbs.) | 
I/O Module:
| Height | Width | Depth | Weight | 
| 241.3 mm | 24.4 mm | 103.1 mm | 0.46 kg (1.01 lbs.) | 
Ordering Information
| Part Number | Description | 
| 3500/25-AA-BB-CC | Enhanced Keyphasor Module with configurable options | 
Configuration Options
  
  
  
  
  
  
  
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