The 133434-01 Bently Nevada 3500/50 is a dual-channel Tachometer I/O Module with external terminations, engineered for precise measurement of shaft rotational speed, rotor acceleration, and rotor direction. The module interfaces with proximity probes or magnetic pickups and includes programmable alarms to trigger when measured parameters exceed user-defined limits.
Dual-Channel Input: Accommodates two independent proximity or magnetic transducer signals.
External Terminations: Simplifies wiring and allows flexible installation in existing 3500 Series racks.
Advanced Signal Processing: Continuously calculates shaft speed, rotor acceleration, and rotation direction.
Alarm Functionality: Compares measurements against setpoints to provide real-time alerting for anomalies.
Peak Hold & Monitoring: Records critical operational data for analysis and maintenance purposes.
Rack Integration: Fits in one full-height rear slot in the 3500 Series rack system.
Manufacturer: Bently Nevada
Model: 3500/50 133434-01
Part Number: 133434-01
Product Type: Tachometer I/O Module with External Terminations
Channels: 2
Input Compatibility: Proximity probes or magnetic pickups
Input Voltage Range: +10.0 V to -24.0 V (internally limited beyond range)
Input Impedance: 20 kΩ (standard), 40 kΩ (TMR), 7.15 kΩ (Internal Barrier)
Power Consumption: 5.8 W (typical)
Dimensions (HxWxD): 241.3 mm × 24.4 mm × 163.1 mm (9.50 in × 0.96 in × 6.42 in)
Weight: 0.46 kg (1.01 lb)
Rack Space: 1 full-height rear slot
Shaft speed and direction monitoring for turbines, compressors, and rotating equipment
Vibration and acceleration measurement integration with 3500 Series machinery health systems
Programmable alarm generation for critical machine protection
Q: Can the 133434-01 module work with both proximity probes and magnetic pickups?
A: Yes, it supports both sensor types for flexible installation.
Q: What is the voltage range for input signals?
A: The module accepts +10 V to -24 V signals, with internal limiting for protection.
Q: How much rack space does it occupy?
A: It requires one full-height rear slot in a 3500 Series rack.
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