Description
The Bently Nevada 125720-01 4-Channel Relay module is a crucial component in the Bently Nevada 3500 series mechanical protection and condition monitoring system. It is mainly used to output signals for alarm or shutdown events, featuring high reliability, flexible configuration, and ease of integration.
I. Product Overview
Product Type: 4-channel Relay Module
Manufacturer: Bently Nevada
Product Series: Bently Nevada 3500 Series
Main Functions: Provides four independent relay output channels, supports independent configuration, can be configured as alarm or shutdown event triggers. Supports user-defined configuration, can meet various alarm or shutdown logic requirements.
Technical Specifications
Number of channels: 4 independent relay output channels
Relay type: Two single-pole double-throw (SPDT) relays are connected together to form a double-pole double-throw (DPDT) configuration
Contact rating:
Arcing condition: 250Vrms (standard installation)
Contact life: 100,000 times @ 5A, 24Vdc or 120Vdc
Alarm driving logic: Supports AND and OR logic programming, and can use alarm input (alarm and dangerous state), “uncertain” or a single PPL from any monitoring channel or any combination of monitoring channels on the rack
Programming settings: Achieved through the 3500 rack configuration software
Front panel indicator lights:
OK LED: The module flashes when it is working properly
TX/RX LED: Used for transmission and reception, it flashes when the module communicates normally with other modules in the frame
CH ALARM LED: Flashes when the relay channel is in an alarm state
Power consumption: Generally 6 watts
Operating temperature: -30°C to +65°C
Storage temperature: -40°C to +85°C
Humidity: 95% (non-condensing)
Installation method: Insertion design, easy to install and replace
Occupied slot: Occupies one slot
Product Features and Advantages
High Reliability: Designed in accordance with high-reliability industrial standards, suitable for long-term operation in harsh environments.
Flexible Configuration: Each output can be independently programmed to execute voting logic, meeting different application requirements.
Easy Integration: Compatible with the 3500 framework and other modules, facilitating integration into the Bently Nevada mechanical protection system.
User Friendly: Built-in LED indicators for displaying the status of each channel (activated or not activated), facilitating user monitoring and maintenance.
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