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| Requirement | Conformity |
|---|---|
| Reliable devices that work in harsh conditions underground | Industrial design, fanless design, wide operating temperature range |
| Explosion-proof, low power consumption for underground operation with flammable and explosive environments | Intrinsically Safe Design, Low Power Consumption for Coal Mining Environmental Requirements for Combustible and Explosive Atmospheres |
| Reliable network redundancy with fast failover | Support IEC62439-6/DRP, HSR/PRP, RSTP, ring recovery time up to <20ms. |
| Wide bandwidth available for video data transmission | Gigabit network with high bandwidth and jumbo frames support |
| Large set of interfaces for network devices: serial interfaces, Ethernet, I/O, etc. | Industrial Embedded PC with DI/DO Serial Interfaces for Data Acquisition, Calculation, Protocol Conversion of End Devices |
| Monitoring and control | Web GUI provides simple and reliable network monitoring and troubleshooting |
| Requirement | Conformity |
|---|---|
| Reliable devices that work in harsh conditions underground | Industrial design, fanless design, wide operating temperature range |
| Explosion-proof, low power consumption for underground operation with flammable and explosive environments | Intrinsically Safe Design, Low Power Consumption for Coal Mining Environmental Requirements for Combustible and Explosive Atmospheres |
| Reliable network redundancy with fast failover | Support IEC62439-6/DRP, HSR/PRP, RSTP, ring recovery time up to <20ms. |
| Wide bandwidth available for video data transmission | Gigabit network with high bandwidth and jumbo frames support |
| Large set of interfaces for network devices: serial interfaces, Ethernet, I/O, etc. | Industrial Embedded PC with DI/DO Serial Interfaces for Data Acquisition, Calculation, Protocol Conversion of End Devices |
| Monitoring and control | Web GUI provides simple and reliable network monitoring and troubleshooting |
| Requirement | Conformity |
|---|---|
| Bandwidth for surveillance cameras, voice and data communication devices in the monitoring center | Layer 2/3 Fast Ethernet/GbE Copper/Optical Switches, Jumbo Frame Support, High Bandwidth and Video Buffe |
| Reliable communication network, fast failover | Support RSTP, ERPS network redundancy with recovery time <50ms |
| Remote monitoring and maintenance of devices | Web GUI support for remote device monitoring and support |
| PoE power supply for cameras | Support PoE function, compatible with IEEE802.3at/af |
| Reliable operation in extreme conditions: high/low temperature and high humidity | EMC Level 3 or higher, IP30 or higher, maximum operating temperature -40 to +85 |
| Requirement | Conformity |
|---|---|
| Bandwidth for surveillance cameras, voice and data communication devices in the monitoring center | Layer 2/3 Fast Ethernet/GbE Copper/Optical Switches, Jumbo Frame Support, High Bandwidth and Video Buffe |
| Reliable communication network, fast failover | Support RSTP, ERPS network redundancy with recovery time <50ms |
| Remote monitoring and maintenance of devices | Web GUI support for remote device monitoring and support |
| PoE power supply for cameras | Support PoE function, compatible with IEEE802.3at/af |
| Reliable operation in extreme conditions: high/low temperature and high humidity | EMC Level 3 or higher, IP30 or higher, maximum operating temperature -40 to +85 |
| Requirement | Conformity |
|---|---|
| Support Ethernet, serial, DI/DO and other access options | Support gigabit backbone ring network and interface conversion of various end devices |
| Fast link recovery time | Support ring redundancy with recovery time <50ms |
| Reliable performance under extreme conditions such as high temperatures, high humidity or strong electromagnetic interference | -40 to +75 operating temperature, IP30 or higher, EMC Level 3 or higher, suitable for tunnel operation |
| Ensuring the quality of transmission of different types of traffic | QoS support for different types of traffic |
| Requirement | Conformity |
|---|---|
| Support Ethernet, serial, DI/DO and other access options | Support gigabit backbone ring network and interface conversion of various end devices |
| Fast link recovery time | Support ring redundancy with recovery time <50ms |
| Reliable performance under extreme conditions such as high temperatures, high humidity or strong electromagnetic interference | -40 to +75 operating temperature, IP30 or higher, EMC Level 3 or higher, suitable for tunnel operation |
| Ensuring the quality of transmission of different types of traffic | QoS support for different types of traffic |