Product Overview
The Bently Nevada 138708-01 Shaft Absolute I/O Module offers reliable signal interfacing for proximity, velocity, and acceleration transducers. It processes up to four channels, ensuring stable performance in demanding industrial environments. Moreover, its internal termination design simplifies wiring and improves long-term reliability for the 3500/42M system.
Main Advantages
This module ensures consistent signal integrity and easy installation in vibration monitoring setups.
- Multi-Sensor Compatibility: Accepts up to four transducer inputs, including Proximitor, Velomitor, or Seismoprobe types.
- Simplified Integration: Internal terminations reduce wiring complexity and potential installation errors.
- Low Power Consumption: Operates efficiently at only 7.7 watts typical.
- Rugged Design: Withstands temperatures from -30°C to +65°C, ensuring reliability in harsh field conditions.
- Compact Footprint: Ideal for panel-mounted configurations in tight control cabinets.
Technical Specifications
| Parameter | Description |
|---|---|
| Input Channels | 1–4 (Proximity, Velocity, Acceleration) |
| Power Consumption | 7.7 W typical |
| Input Impedance | 10 kΩ (Proximitor & acceleration) |
| Output Supply (Prox & Velomitor) | 23.9 V / 45.5 mA / 1.09 W |
| Output Supply (Prox & Seismoprobe) | 6.82 V / 45.5 mA / 0.31 W |
| Operating Temp. | -30°C to +65°C (-22°F to +150°F) |
| Storage Temp. | -40°C to +85°C (-40°F to +185°F) |
| Humidity | 95% non-condensing |
| Dimensions (H×W×D) | 241.3 × 24.4 × 99.1 mm |
| Weight | 0.20 kg (0.44 lb) |
| I/O Type | Internal Termination Module |
| Part Number | 138708-01 |
System Integration
The Bently Nevada 3500/42M 138708-01 module integrates seamlessly into 3500 Series racks for machinery protection systems. It supports standard proximity and acceleration transducers, ensuring compatibility across legacy and current configurations. Therefore, it provides a dependable solution for shaft vibration and position monitoring in turbines, compressors, and rotating equipment. In addition, it allows maintenance teams to minimize downtime through efficient diagnostics and signal verification.
Details
| Weight | 0.2 kg |
|---|
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