NXDBVSD Fireye Interface Board

Overview

The Fireye NXDBVSD is a Variable Frequency Drive (VFD) interface daughter board designed to expand the capabilities of Fireye Nexus PPC6000 and NX6100 series integrated burner controllers. It serves as a modular component that enables precise, coordinated motor speed modulation for components such as combustion air fans and fuel pumps, which is essential for optimizing boiler efficiency and maintaining accurate fuel-to-air ratios.

Features

• Dual VSD Channels: Two dedicated channels for the independent and simultaneous control of multiple variable speed drives.
• Analog Output: One analog output for real-time signal feedback and transmitting data to other system devices.
• Counter Inputs: Two counter inputs for tracking performance metrics like motor rotations or fluid volume.
• Programmable Relays: Two relays that can be configured for automated control logic based on predefined system conditions.
• Robust Communication: Features an isolated RS485 Modbus RTU interface to ensure stable communication and minimize electromagnetic interference across the CANbus network.

Specifications

• Brand: Fireye
• Model/MPN: NXDBVSD
• Component Type: VFD Interface Daughter Board
• Compatibility: Fireye Nexus PPC6000 and NX6100 series controllers
• Communication Protocol: Modbus RTU (via isolated RS485)
• Inputs/Outputs: 2 VSD channels, 1 analog output, 2 counter inputs, 2 programmable relays
• Shipping Weight: Approximately 0.30 lbs

Applications

The NXDBVSD is ideally suited for industrial and commercial combustion systems where energy optimization and precise motor control are required. It is commonly used by HVAC professionals and industrial engineers to manage combustion air fans, fuel delivery systems, and auxiliary motors. Its application is critical in advanced parallel positioning systems to ensure stable signal processing and efficient burner sequencing in high-demand environments.