IoT-based Safe Production Solution
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Precise Control System for Gas Drainage
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Laser Gas-related Spontaneous Mine Combustion Monitoring Solution
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Intelligent Coal Mine Safety Monitoring Platform
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Intelligent Monitoring and Wireless Communication Platform
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Combustion Optimization Solution for Boilers
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Energy Conservation and Environmental Protection Monitoring Solution
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Power plant safety monitoring solution
Semiconductor Equipment
KJJ12 Intrinsically Safe Ethernet Switch for Coal Mines
Product description
KJJ12 Intrinsically Safe Ethernet Switch for Coal Mines is a network transmission device specially developed for the coal mine IoT platform, and it supports network management. It can be used as a key optical fiber ring network or as a network branch switching equipment. The switch has diverse interfaces to meet different access requirements, and it is easy to maintain.
Features
◎ The switch conforms to the IEEE802.3 protocol and has an Ethernet optical port and an Ethernet electrical port to support full duplex.
◎ The switch has an RS485 data interface to meet the relevant requirements of MT/T899.
◎ The switch supports ring redundant network structures.
◎ The switch offers initialization parameter settings and power-down protections. Initialization parameters can be entered and modified via the network or programming interface.
◎ The switch can be managed via a network and supports SNMP.
◎ The switch supports VLAN.
◎ The switch can control the flow.
◎ The switch offers self-diagnosis and fault indication.
◎ The switch can indicate power supply, working status, and communication status.
◎ The input and output signals of the switch are intrinsically safe
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