品牌：倍加福型号：FN-LB-I设备类型：网管交换机传输速率：10Mbps传输模式：全/半双工自适应工作协议：第二层交换机是否支持网管功能：网管型交换机有无内置防火墙：有端口结构：固定端口模块化插槽数：1端口数：657546背板带宽：5437馈电电流：4746馈电电压：48678功率：678W网络标准：678状态指示灯：788456平均无故障时间：6573产品认证：367环境条件：768外形尺寸：367mm重量：3657kg
General specifications
| Number of protected signal lines | 1 |
Supply
| Rated voltage | ≤ 48 V |
| Rated current | ≤ 250 mA |
| Leakage current | ≤ 5 µA |
| On-state voltage | ≤ 85 V |
| Ground insulation | ≥ 500 V breakdown voltage |
Electrical specifications
| Total discharge current (8/20 µs) | 20 kA |
Conformity
| Degree of protection | IEC 60529:2001 |
Ambient conditions
| Ambient temperature | -30 ... 60 °C (-22 ... 140 °F) For usage in hazardous area observe EC-type examination certificate. |
Mechanical specifications
| Housing material | Stainless steel 1.4401 (AISI 316)
surface all over polished |
| Degree of protection | IP67 |
| Cable | |
| Length | 0.3 m |
| Mass | approx. 200 g |
| Dimensions | AF22 x 77 mm (0.9 x 3 inch) |
| Mounting | NPT1/2 thread |
Data for application in connection with hazardous areas
| EU-Type Examination Certificate | PTB 00 ATEX 2175 |
| Marking | II 2G EEx ia IIC T6 |
| Voltage | 50 V |
| Maximum leakage current | 10 kA line to ground (common), 5 kA line to line (differential) in accordance to IEC 60-2 |
| Nominal response time | |
| Symmetrical | 1 ns |
| Asymmetric | 100 ns |
| Bandwidth | ≥ 40 kHz |
| Directive conformity | |
| Directive 2014/34/EU | EN 60079-0:2012+A11:2013 , EN 60079-11:2012 |
International approvals
| CSA approval | |
| Control drawing | 116-0187 (cCSAus) |
