MOXA EDS-405A-PTP是专为实时控制应用而设计的5埠IEEE 1588v2 PTP工业交换机，支援Modbus TCP、PROFINET RT和EtherNet/IP，提供更好的SCADA整合。其它网管功能则包括IGMP snooping、IEEE 802.1Q VLAN、QoS、RMON继电器警报等，让网络规画更为灵活简易。

IEEE 1588 PTP特点 •IEEE 1588v2 PTP (精确时间协定))搭载硬件设计时间戳记，提供精准的网络时间同步 • 同时支援IEEE 1588边界时钟及透明时钟 • 透明时钟支援端对端 (2步骤) 及点对点 (2步骤) 模式 • 高精确度时间 (误差小于1 μs)

MOXA EDS-405A-PTP特色及优点 • 指令列界面（CLI），可快速配置主要网管功能 • DHCP Option 82用于不同方针下的IP位址分配 • 支援EtherNet/IP、Modbus/TCP和PROFINET协定，便于管理与监控设备 • Turbo Ring、Turbo Chain（250台交换机下，断线复连时间小于20毫秒）和RSTP/STP网络备援 • 支援过滤多播流量的 IGMP Snooping和GMRP • Port-based VLAN、IEEE 802.1Q VLAN和GVRP，简化网络规划 • QoS (IEEE 802.1p和TOS/DiffServ) 提高资料传送确定性 • RMON 提供更有效率的网络监控和预测能力 • SNMP V1/V2c/V3，可执行不同层级的网管安全性 • 频宽管理功能可避免不可预测的网络状态 • Port mirroring 功能协助在线除错

• Technology Standards IEEE 802.3 for 10BaseT IEEE 802.3u for 100BaseT(X) IEEE 802.3x for Flow Control IEEE 802.1D-2004 for Spanning Tree Protocol IEEE 802.1w for Rapid STP IEEE 802.1p for Class of Service IEEE 802.1X for Authentication IEEE 802.1Q for VLAN Tagging • Software Features Management IPv4/IPv6, SNMP v1/v2c/v3, LLDP, Port Mirror, RMON, DHCP Server/Client, DHCP Option 66/67/82, BootP, TFTP, SMTP, RARP, DDM, Telnet, Syslog, SNMP Inform, Flow Control, Back Pressure Flow Control Filter 802.1Q VLAN, Port-Based VLAN, GVRP, IGMP v1/v2, GMRP Redundancy Protocols STP, RSTP, Turbo Ring v1/v2, Turbo Chain Time Management SNTP, NTP Server/Client, IEEE 1588v2 PTP (hardware-based) Industrial Protocols EtherNet/IP, Modbus/TCP MIB MIB-II, Ethernet-Like MIB, P-BRIDGE MIB, Bridge MIB, RSTP MIB, RMON MIB Group 1, 2, 3, 9 • Switch Properties Priority Queues 4 Max. Number of VLANs 64 VLAN ID Range VID 1 to 4094 IGMP Groups 256 MAC Table Size 8 K Packet Buffer Size 1 Mbit • Interface RJ45 Ports 10/100BaseT(X) auto negotiation speed, Full/Half duplex mode, and auto MDI/MDI-X connection Console Port RS-232 (RJ45 connector) DIP Switches Turbo Ring, Master, Coupler, Reserve Alarm Contact 1 relay output with current carrying capacity of 1 A @ 24 VDC • Power Requirements Input Voltage 12/24/48 VDC, redundant dual inputs Operating Voltage 9.6 to 60 VDC Input Current 0.23 A @ 24 V Overload Current Protection Present Connection 1 removable 6-contact terminal block Reverse Polarity Protection Present • Physical Characteristics Housing Metal IP Rating IP30 protection Dimensions 53.6 x 135 x 105 mm (2.11 x 5.31 x 4.13 in) Weight 820 g (1.81 lb) Installation DIN-rail mounting, wall mounting (with optional kit) • Environmental Limits Operating Temperature Standard Models: -10 to 60°C (14 to 140°F) Wide Temp. Models: -40 to 75°C (-40 to 167°F) Storage Temperature -40 to 85°C (-40 to 185°F) Ambient Relative Humidity 5 to 95% (non-condensing) • Standards and Certifications Safety UL 508 EMC EN 55032/24 EMI CISPR 32, FCC Part 15B Class A EMS IEC 61000-4-2 ESD: Contact: 4 kV; Air: 8 kV IEC 61000-4-3 RS: 80 MHz to 1 GHz: 3 V/m IEC 61000-4-4 EFT: Power: 0.5 kV; Signal: 0.5 kV IEC 61000-4-5 Surge: Power: 0.5 kV; Signal: 1 kV IEC 61000-4-6 CS: Signal: 3 V IEC 61000-4-8 Shock IEC 60068-2-27 Freefall IEC 60068-2-32 Vibration IEC 60068-2-6 Note Please check Moxa’s website for the most up-to-date certification status. • MTBF (mean time between failures) Time 1,354,590 hours Standard Telcordia (Bellcore), GB