RS20,RS30,RS40系列为赫斯曼（HIRSCHMANN）OPENRAIL交换机系列，允许用户选择一体化或模块化交换机。 以及指定端口数量，上联端口类型和速度，温度范围，带有保护涂层，已经各种工业认证

（详细型号请查看页面下方）

RS30 --- 交换机类型
RS20：一体化百兆上联交换机
RS30：一体化千兆上联交换机
MS20：模块化百兆上联交换机
MS30：模块化千兆上联交换机

16 --- 百兆端口数量
04：4 * 100 Mbit
08：8 * 100 Mbit
16：16 * 100 Mbit
24：24 * 100 Mbit

02 --- 千兆上联端口数量
00：0 * 1000 Mbit
02：2 * 1000 Mbit

O6 --- 上联端口1的类型
T1：双绞线 / RJ45
T5：双绞线 / M12 (100 Mbit)
M2：多模光纤 / SC (100 Mbit)
M4：多模光纤 / ST (100 Mbit)
S2：单模光纤 / SC (100 Mbit)
L2：单模光纤 LH长距离 / SC (100 Mbit)
O6：SFP 插槽 (1000 Mbit)

O6 --- 上联端口1的类型
T1：双绞线 / RJ45
T5：双绞线 / M12 (100 Mbit)
M2：多模光纤 / SC (100 Mbit)
M4：多模光纤 / ST (100 Mbit)
S2：单模光纤 / SC (100 Mbit)
L2：单模光纤 LH长距离 / SC (100 Mbit)
O6：SFP 插槽 (1000 Mbit)

S --- 温度范围
S：0°C~+60°C
T：-40°C~+70°C
E：-40°C~+70°C，带保护涂层

D --- 供电方式
D：9.6~60 VDC 和 18～30 VAC

A --- 认证
A：cUL508，cUL1604 Class1 Div.2
H：cUL508，cUL1604 Class1 Div.2，Substation IEC61850，Railway (track)
B：cUL508，cUL1604 Class1 Div.2，GL，substation IEC61850，Railway (track and train)，ATEX 100a Zone 2

E --- 软件版本
E：增强版: 远程访问，诊断，过滤，冗余
P：专业版: 包括增强版的功能，加上增强的安全、扩展的诊断和冗余功能

增强版软件功能支持：
HIPER-Ring，快速生成树RSTP，环间耦合，dual homing，冗余24V供电
串行接口,web界面,SNMP V1/V2/V3,HiVision,通过HTTP/FTP更新firmware
LEDs, 信号触点(24 V DC / 1 A), 系统日志,日志文件,RMON,端口镜像,拓朴发现IEEE802.1AB
命令行接口(CLI), TELNET, BootP, DHCP, DHCP Option 82, ACA自动配置适配器(ACA21-USB), HiDiscovery
端口安全(基于MAC和IP), SNMP V3(非加密)
4个级别的QoS, IEEE802.1D/q优先级, IEEE802.1Q VLAN, 组播(IGMP Snooping/querier), GMRP, 组播侦测，广播限制器, 端口地址快速刷新
IEEE802.3X流量控制，802.1D/p端口优先，TOS(服务类别)Diff-Serv

专业版软件功能除增强版所有功能外，还支持：
带能量缓冲的实时时钟
组播 GMRP IEEE 802.1D
SNMP V3，SSH，IEEE802.1X认证
MAC/IP优先级，TOS-Prio-Mapping, 流量整形(单播，组播，广播)，ingress / egress

基本型号如下：

RS20-0400T1T1SDAEHC
RS20-0400M2M2SDAEHC
RS20-0400S2S2SDAEHC
RS20-0400T1T1SDBEHC
RS20-0400M2M2SDBEHC
RS20-0400S2S2SDBEHC
RS20-0400T1T1SDAPHC
RS20-0400M2M2SDAPHC
RS20-0400S2S2SDAPHC
RS20-0400T1T1SDBPHC
RS20-0400M2M2SDBPHC
RS20-0400S2S2SDBPHC
RS20-0400T1T1SDABHC
RS20-0400M2M2SDABHC
RS20-0400T1T1SDBBHC
RS20-0400M2M2SDBBHC
RS20-1600T1T1SDAEHC
RS20-1600M2M2SDAEHC
RS20-1600S2S2SDAEHC
RS20-1600T1T1SDBEHC
RS20-1600M2M2SDBEHC
RS20-1600S2S2SDBEHC
RS20-1600T1T1SDAPHC
RS20-1600M2M2SDAPHC
RS20-1600S2S2SDAPHC
RS20-1600T1T1SDBPHC
RS20-1600M2M2SDBPHC
RS20-1600S2S2SDBPHC
RS20-1600T1T1SDAUHC
RS20-1600M2M2SDAUHC
RS20-1600S2S2SDAUHC
RS20-1600T1T1SDBUHC
RS20-1600M2M2SDBUHC
RS20-1600S2S2SDBUHC
RS30-1602T1T1SDAEHC
RS30-1602O6O6SDAEHC
RS30-1602T1T1SDBEHC
RS30-1602O6O6SDBEHC
RS30-1602T1T1SDAPHC
RS30-1602O6O6SDAPHC
RS30-1602T1T1SDBPHC
RS30-1602O6O6SDBPHC
RS30-1602T1T1SDAUHC
RS30-1602O6O6SDAUHC
RS30-1602T1T1SDBUHC
RS30-1602O6O6SDBUHC
RS30-2402T1T1SDAPHC
RS30-2402O6O6SDAPHC
RS30-2402T1T1SDBPHC
RS30-2402O6O6SDBPHC
RS30-2402T1T1SDAUHC
RS30-2402O6O6SDAUHC
RS30-2402T1T1SDBUHC
RS30-2402O6O6SDBUHC
RS20-0800T1T1SDAEHC
RS20-0800M2M2SDAEHC
RS20-0800S2S2SDAEHC
RS20-0800T1T1SDBEHC
RS20-0800M2M2SDBEHC
RS20-0800S2S2SDBEHC
RS20-0800T1T1SDAPHC
RS20-0800M2M2SDAPHC
RS20-0800S2S2SDAPHC
RS20-0800T1T1SDBPHC
RS20-0800M2M2SDBPHC
RS20-0800S2S2SDBPHC
RS20-0800T1T1SDAUHC
RS20-0800M2M2SDAUHC
RS20-0800S2S2SDAUHC
RS20-0800T1T1SDBUHC
RS20-0800M2M2SDBUHC
RS20-0800S2S2SDBUHC
RS20-0800T1T1SDABHC
RS20-0800M2M2SDABHC
RS20-0800T1T1SDBBHC
RS20-0800M2M2SDBBHC
RS20-2400T1T1SDAEHC
RS20-2400M2M2SDAEHC
RS20-2400S2S2SDAEHC
RS20-2400T1T1SDBEHC
RS20-2400M2M2SDBEHC
RS20-2400S2S2SDBEHC
RS20-2400T1T1SDAPHC
RS20-2400M2M2SDAPHC
RS20-2400S2S2SDAPHC
RS20-2400T1T1SDBPHC
RS20-2400M2M2SDBPHC
RS20-2400S2S2SDBPHC
RS20-2400T1T1SDAUHC
RS20-2400M2M2SDAUHC
RS20-2400S2S2SDAUHC
RS20-2400T1T1SDBUHC
RS20-2400M2M2SDBUHC
RS20-2400S2S2SDBUHC
RS30-0802T1T1SDAEHC
RS30-0802O6O6SDAEHC
RS30-0802T1T1SDBEHC
RS30-0802O6O6SDBEHC
RS30-0802T1T1SDAPHC
RS30-0802O6O6SDAPHC
RS30-0802T1T1SDBPHC
RS30-0802O6O6SDBPHC
RS30-0802T1T1SDAUHC
RS30-0802O6O6SDAUHC
RS30-0802T1T1SDBUHC
RS30-0802O6O6SDBUHC
RS30-2402T1T1SDAEHC
RS30-2402O6O6SDAEHC
RS30-2402T1T1SDBEHC
RS30-2402O6O6SDBEHC

RS30-0802OOZZSDAEHC
RS30-0802OOZZSDAPHC
RS30-0802OOZZSDAUHC
RS30-0802OOZZSDHEHC
RS30-0802OOZZSDHPHC
RS30-0802OOZZSDHUHC
RS30-0802OOZZSDBEHC
RS30-0802OOZZSDBPHC
RS30-0802OOZZSDBUHC
RS30-0802OOZZTDAEHC
RS30-0802OOZZTDAPHC
RS30-0802OOZZTDAUHC
RS30-0802OOZZTDHEHC
RS30-0802OOZZTDHPHC
RS30-0802OOZZTDHUHC
RS30-0802OOZZTDBEHC
RS30-0802OOZZTDBPHC
RS30-0802OOZZTDBUHC
RS30-0802OOZZEDAEHC
RS30-0802OOZZEDAPHC
RS30-0802OOZZEDAUHC
RS30-0802OOZZEDHEHC
RS30-0802OOZZEDHPHC
RS30-0802OOZZEDHUHC
RS30-0802OOZZEDBEHC
RS30-0802OOZZEDBPHC
RS30-0802OOZZEDBUHC
RS30-2402OOZZSDAEHC
RS30-2402OOZZSDAPHC
RS30-2402OOZZSDAUHC
RS30-2402OOZZSDHEHC
RS30-2402OOZZSDHPHC
RS30-2402OOZZSDHUHC
RS30-2402OOZZSDBEHC
RS30-2402OOZZSDBPHC
RS30-2402OOZZSDBUHC
RS30-1602OOZZSDAEHC
RS30-1602OOZZSDAPHC
RS30-1602OOZZSDAUHC
RS30-1602OOZZSDHEHC
RS30-1602OOZZSDHPHC
RS30-1602OOZZSDHUHC
RS30-1602OOZZSDBEHC
RS30-1602OOZZSDBPHC
RS30-1602OOZZSDBUHC
RS30-1602OOZZTDAEHC
RS30-1602OOZZTDAPHC
RS30-1602OOZZTDAUHC
RS30-1602OOZZTDHEHC
RS30-1602OOZZTDHPHC
RS30-1602OOZZTDHUHC
RS30-1602OOZZTDBEHC
RS30-1602OOZZTDBPHC
RS30-1602OOZZTDBUHC
RS30-1602OOZZEDAEHC
RS30-1602OOZZEDAPHC
RS30-1602OOZZEDAUHC
RS30-1602OOZZEDHEHC
RS30-1602OOZZEDHPHC
RS30-1602OOZZEDHUHC
RS30-1602OOZZEDBEHC
RS30-1602OOZZEDBPHC
RS30-1602OOZZEDBUHC

RS40-0009CCCCSDAEHH
RS40-0009CCCCSDHEHH
RS40-0009CCCCSDBEHH
RS40-0009CCCCSDAPHH
RS40-0009CCCCSDHPHH
RS40-0009CCCCSDBPHH
RS40-0009CCCCTDAEHH
RS40-0009CCCCTDHEHH
RS40-0009CCCCTDBEHH
RS40-0009CCCCTDAPHH
RS40-0009CCCCTDHPHH
RS40-0009CCCCTDBPHH
RS40-0009CCCCEDAEHH
RS40-0009CCCCEDHEHH
RS40-0009CCCCEDBEHH
RS40-0009CCCCEDAPHH
RS40-0009CCCCEDHPHH
RS40-0009CCCCEDBPHH