SCIYON KN831B Switch Module

Description

The KN831B is an industrial Ethernet switch module manufactured by Sciyon (Nanjing Sciyon Wisdom Technology Group), a company specializing in industrial automation and information technology solutions including DCS, PLC, and industrial network equipment . Designed for building stable and reliable industrial communication networks, the KN831B supports standard Ethernet protocols such as TCP/IP and UDP, enabling high-speed data transmission between industrial devices and control systems . This module is widely used in DCS (Distributed Control System) applications, including power plant automation projects .

Features
· Industrial-Grade Design: Features a rugged IP20 high-strength metal housing with industrial-grade wide temperature design, suitable for harsh industrial environments

· Redundant Power Supply: Supports dual redundant AC/DC power inputs (24 VDC or 220 VAC) for enhanced system reliability

Alarm Function: Relay output for power failure notification and fault alerts

· Low Power Consumption: Operates with power consumption ≤ 3 W and operating current ≤ 120 mA, making it energy-efficient

· Storage & Forwarding Mode:Store-and-forward switching with network storm protection for stable data transmission

· Flexible Mounting Options: Supports both DIN-rail and panel mounting for easy integration into control cabinets

· Network Management Functions:Supports port VLAN, port mode configuration, port traffic display, port disable/enable, and port mirroring

· Standards Compliance: Complies with IEEE 802.3/802.3u/802.3ab/802.3z/802.3x, IEEE 802.1D/802.1w/802.1Q/802.1p/802.3ad, FCC, and CE standards

· Wide Operating Voltage Range: Accepts 18–30 VDC input voltage with nominal 24 VDC supply

Application

· DCS (Distributed Control Systems): Used in power plant DCS automation systems for control network communication

· Industrial Automation Networks: Factory automation control systems requiring reliable Ethernet communication

· Process Control Systems: Network connectivity and data transmission in industrial process control

· Machine-to-Machine (M2M) Communication: Data exchange between industrial devices and controllers

· Harsh Environment Deployments: Industrial sites requiring operation under wide temperature ranges, dust, vibration, and other challenging conditions

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FAQ

Q: What is the power supply requirement for the KN831B switch module?
A: The KN831B operates on a 24 VDC nominal power supply with an operating voltage range of 18–30 VDC. It features dual redundant power inputs for enhanced system reliability. Power consumption is ≤ 3 W with operating current ≤ 120 mA .

Q: What kind of mounting options does the KN831B offer?
A: The KN831B features an IP20 high-strength metal housing and can be installed using either DIN-rail mounting or panel mounting methods, providing flexible integration into control cabinets .

Q: Does the KN831B support network management features?

A: Yes, the KN831B is a managed industrial Ethernet switch. It supports functions such as port VLAN, port mirroring, port status monitoring, port disable/enable, and traffic display .

Q: What environmental conditions can the KN831B operate in?
A: The KN831B is designed with an industrial-grade wide temperature design, making it suitable for harsh industrial environments. It features an IP20 metal housing and includes network storm protection for stable operation .

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