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Module Overview

The Bently Nevada 88843-04 is a Dual Setpoint Spare Relay Module Assembly designed for use with the 3300/50 monitoring system. It provides two epoxy-sealed relays with internal safety barriers, ensuring reliable isolation and enhanced system protection.

Moreover, this module supports dual setpoint configurations, allowing precise monitoring of vibration, speed, or other critical machine parameters. Its rugged design ensures dependable operation in demanding industrial environments.

Functional Highlights

• Dual Epoxy Relays: Provides stable switching performance and electrical isolation for process control.
• Integrated Barriers: Offers built-in safety protection, reducing external wiring complexity.
• Dual Setpoint Capability: Enables independent alarm or trip functions for critical measurements.
• ATEX Option Available: For hazardous environments, choose the 88843-14 ATEX-certified version.
• Easy System Integration: Designed for seamless use within Bently Nevada 3300/50 rack systems.

In addition, the 88843-04 module simplifies maintenance and minimizes downtime by providing plug-in replacement compatibility.

Technical Specifications

Therefore, the 88843-04 ensures enhanced reliability and compliance with industrial safety standards across critical installations.

Application & Integration Notes

The Bently Nevada 88843-04 module plays a key role in machine protection systems that demand redundant relay functionality. It is ideal for vibration and speed monitoring setups that require dual alarm thresholds.

Common Use Cases:

• Turbomachinery Protection: Supports redundant safety shutdowns based on vibration or speed limits.
• Industrial Equipment Monitoring: Enables multi-level alarm configurations for high-risk assets.
• Hazardous Area Operations: Compatible with systems requiring ATEX compliance or intrinsic safety.

Furthermore, this module easily integrates into existing 3300/50 relay racks, maintaining system uniformity and operational safety.

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