20-Port Managed Ethernet Switch with 4 Combo Gigabit Uplink Ports
Availability : 2-3 weeks
EH7520-4G-4SFP
Availability : 2-3 weeks
EH7520-4G-4SFP
| General Specifications | |
| Technology | |
| Standards | IEEE802.3af / 802.3at for Power-over-Ethernet IEEE802.3 for 10BASE T IEEE802.3u for 100BASE-T(X) and 100BASE-FX IEEE802.3ab for 1000BASE-T(X) IEEE802.3z for 1000BASE-X IEEE802.3x for Flow Control IEEE802.1D-2004 for Spanning Tree Protocol IEEE802.1w for Rapid STP IEEE802.1Q for VLAN Tagging IEEE802.1p for Class of Service IEEE8021X for Authentication IEEE802.3ad for Port Trunk with LACP |
| Protocols | IGMPv1/v2, GVRP, SNMPv1/v2c/v3, ICMP, ARP, Telnet, DHCP Client, TFTP, SNTP, SMTP, RMON, HTTP, Syslog, PROFINET, Modbus/TCP, LLDP, IEEE 1588 PTP V2, IPv4, NTP Client, EAP, RADIUS, 802.1x |
| MIB | MIB II, IF-MIB, SNMPv2 MIB, BRIDGE-MIB, RMON MIB Group 1,2,3,9 |
| Flow Control | IEEE802.3x for Flow Control, back pressure flow control |
| Switch Properties | |
| Priority Queues | 8 |
| Max. Number of Available VLANs | 256 |
| VLAN ID Range | VID 1 to 4094 |
| Static IGMP Groups | 256 |
| Dynamic IGMP Groups | 256 |
| MAC Table Size | 16K |
| Packet Buffer Size | 12 Mbit |
| Interface | |
| RJ45 Ports | 10/100/1000BASE-T(X) auto negotiation speed |
| Fiber Ports | 100BASE-FX / 1000BASE-X SFP slot |
| LED Indicators | PWR1, PWR2, Alarm, Run, Ring, Ring Master, RJ-45 Link/Speed, SFP Link, PoE |
| Console | RS232 (RJ45 connector) |
| Relay Output | 2 relay outputs with current carrying capacity of 2A @30VDC |
| DIP Switches | Ring Control |
| Button | Reset Button |
| Power Management | |
| Input Voltage | 9-48 VDC or 18~30VAC for Non-PoE models 45-57 VDC for in PoE-802.3af mode 51-57 VDC for in PoE-802.3at mode |
| Input Current | Max. 1.5A @ 18VAC Max. 2.0A @ 9VDC (without PD) Max. 3.2A @ 45VDC (Support up to 8 ports at 15.4W per PoE port) Max. 5.5A @ 51VDC (Support up to 8 ports at 30W per PoE port) |
| Connector | Removable 5-pin Terminal Block for power input |
| Reverse Polarity Protection | Present (DC only) |
| Physical Characteristics | |
| Housing | IP30 protection, metal housing |
| Dimension | 78mm x 137.9mm x 164mm (W x D x H) |
| Weight | approx 1.4 kg (Max.) |
| Installation | DIN-Rail, Wall Mount (Optional Kit) |
| Environmental Limits | |
| Operating Temperature | -20°C~70°C (-4°F~158°F) |
| Storage Temperature | -40°C~85°C (-40°F~185°F) |
| Ambient Relative Humidity | 5%~95% non-condensing |
| Regulatory Approvals | |
| Safety | UL60950-1 2nd Ed. /CSA C22.2 No.60950-1-07 2nd Ed. / EN60950-1 / CB |
| EMC | FCC Part 15, Subpart B, Class A EN 61000-6-4:2007+A1:2011 EN 61000-6-2:2005 |
| Shock | IEC 60068-2-27 |
| Drop | IEC 60068-2-32 |
| Vibration | IEC 60068-2-64 |
| RoHS | Yes |
| MTBF | TBD |
| Warranty | 5 years |
