138708-01 | Bently Nevada Absolute Shaft Encoder I/O Module

Overview

The 138708-01 by Bently Nevada is a four-channel Shaft Absolute I/O module with integrated internal terminations. This module is engineered to capture real-time absolute angular positions from multiple shaft encoders, providing precise monitoring of rotating machinery. It is fully compatible with the Bently Nevada 3500 system, enabling detailed machine health analysis and early detection of operational anomalies.

Key Features

• Supports up to four absolute shaft encoder inputs simultaneously

• Continuous absolute positioning for accurate rotational data

• Distinguishes absolute motion from relative incremental encoder measurements

• Seamless integration with Bently Nevada 3500 monitoring systems

• Compact and rugged design for industrial applications

Technical Specifications

• Model: 138708-01

• Brand: Bently Nevada

• Product Type: Shaft Absolute I/O Module

• Channels: 4 inputs for absolute shaft encoders

• Physical Dimensions: 2.5 cm × 11.2 cm × 24.2 cm

• Weight: 0.4 kg

• Installation: Rack mountable within 3500 system

• Protection: Designed for industrial environment reliability

Applications

• Rotating Machinery Monitoring: Captures absolute shaft positions for turbines, compressors, and generators

• Predictive Maintenance: Enables early detection of misalignment or drift in rotating equipment

• System Integration: Works in conjunction with other 3500 system modules for complete vibration and position monitoring

• Performance Optimization: Provides data for automated control systems and machine health dashboards

FAQ

Q: How many shaft encoders can 138708-01 monitor at once?
A: Up to four absolute shaft encoders simultaneously.

Q: Can it work with incremental encoders?
A: This module specifically provides absolute positioning; incremental encoders only provide relative motion data.

Q: Is it compatible with the Bently Nevada 3500 system?
A: Yes, it is fully integrated with the 3500 system for seamless machine monitoring.