Bently Nevada 125720-01 Product Overview
125720-01 Product Introduction
Bently Nevada 125720-01 is a standard 4-channel relay output module belonging to the 3500 series machinery protection system. Designed as a full-size rack-mounted unit, it acts as the final execution link for system protection logic, converting internal monitoring alarm signals into physical relay switching actions. Each channel supports independent programmable voting and alarm drive logic, enabling flexible configuration for diverse on-site protection and alarm requirements. Built with industrial-grade circuit protection and long-life relay components, it delivers stable and reliable switching performance under harsh industrial conditions. Widely deployed in turbine, compressor and pump monitoring systems, it ensures timely equipment alarm triggering and safety interlock responses to avoid mechanical damage and unplanned downtime.
125720-01 Technical Specifications
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Product Model: 125720-01 (3500 Series 4-Channel Relay Output Module)
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Structural Specification: Full-height rack-mounted design for standard 3500 system racks
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Channel Quantity: Four independently configurable relay output channels
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Logic Function: Supports custom voting logic and independent alarm drive configuration
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Installation Rule: Installable in any slot behind the rack interface module
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Contact Performance: High-stability relay contacts with long switching service life
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Operating Temperature: -30°C to +65°C, suitable for standard industrial cabinet environments
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Humidity Resistance: 5%–95% non-condensing relative humidity tolerance
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Protection Design: Built-in surge and over-current protection for operational safety
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System Compatibility: Fully compatible with all Bently Nevada 3500 series rack devices
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