Bently Nevada 125768-01 Rack Interface I/O Module | 3500 Series Communication

Description

Product Overview

• Brand: Bently Nevada
• Model: 125768-01
• Series: 3500 System
• Module Type: Rack Interface I/O Module
• This module links the rack to external monitoring systems.
• It enables stable data exchange for protection and condition monitoring.
• Designed for harsh industrial environments.
• Optimized for vibration and machinery protection systems.

Key Functional Description

• Acts as a communication bridge for the 3500 rack.
• Supports multiple serial protocols.
• Ensures fast and reliable signal transfer.
• Reduces system latency and data loss.
• Ideal for continuous monitoring applications.

Technical Specifications

• Power Supply: 24 VDC, wide range 18–32 VDC
• Power Consumption: Maximum 10 W
• Rack Slot: One full-height rear slot
• Dimensions: 241.3 × 24.4 × 99.1 mm
• Weight: Approx. 0.45 kg
• Operating Temperature: −40°C to +70°C
• Storage Temperature: −40°C to +85°C
• Humidity: 0–95%, non-condensing

Communication Interfaces

• RS232 with Tx, Rx, and Ground
• RS422 using full-duplex 4-wire signaling
• High resistance to electrical noise
• Stable communication over long distances

Supported Protocols

• Modbus RTU
• Modbus ASCII
• ASCII Protocol
• Easy integration with DCS and PLC systems

Measurement & Performance Characteristics

• Measurement Range: System-defined via host configuration
• Frequency Response: Optimized for rack data throughput
• Resolution: Maintains signal integrity
• Linearity: Consistent digital transmission
• EMI Immunity: Designed for industrial noise resistance

Installation Guidelines

• Install in the designated rear rack slot.
• Ensure power is disconnected before installation.
• Use shielded cables for best performance.
• Confirm correct protocol settings after mounting.

Commissioning & Maintenance

• Plug-and-play design reduces setup time.
• No routine calibration required.
• LED indicators support quick status checks.
• Supports fast fault isolation.

Compatibility

• Fully compatible with Bently Nevada 3500 racks.
• Works with third-party PLC and DCS systems.
• Supports common industrial communication standards.

Certifications & Compliance

• Manufactured under strict quality control.
• Meets industrial safety standards.
• Designed for long-term reliability.

Package Contents

• 1 × Bently Nevada 125768-01 Module
• Protective industrial packaging
• Standard inspection label

Warranty & Logistics

• Warranty: 12 months
• Shipping: FedEx, UPS, DHL available
• Carefully packed for global transport

Typical Applications

• Turbine monitoring systems
• Rotating machinery protection
• Oil and gas facilities
• Power generation plants
• Heavy industrial automation

Diagnostic Capabilities

• Supports real-time data validation.
• Enables early fault detection.
• Improves maintenance planning.

FAQ

• What is the main role of this module?
• It enables communication between the rack and external systems.
• Is configuration difficult?
• Most users complete setup within minutes.
• Can it work in high-temperature areas?
• Yes, it supports operation up to 70°C.
• How do I choose the correct protocol?
• Select based on your control system requirements.
• Is this module suitable for long-term use?
• It is built for continuous industrial operation.

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