Industrial Type Unmanaged Ethernet Switch (Industrial Unmanag

Physical Port
• 4-port 10/100Base-TX RJ-45 with auto MDI/MDI-X function for ISW-621T series
• 2-port 100Base-FX interface on ISW-621T for up to 2km (multi-mode fiber 62.5/125μm, 50/125µm) transmission distance
• 2-port 100Base-FX interface on ISW-621TS15 for up to 15km (single-mode fiber 9/125µm) transmission distance

Layer 2 Features
• Complies with IEEE 802.3, IEEE 802.3u 10/100Base-TX, 100Base-FX Ethernet standard
• Supports auto negotiation and 10/100Mbps half / full duplex mode for each copper port
• High performance Store and Forward architecture
• Prevents packet loss with back pressure (half-duplex) and IEEE 802.3x pause frame flow control (full-duplex)
• Backplane (Switching Fabric): 1.2Gbps
• Integrated address look-up engine, supporting 2K absolute MAC addresses
• 1Mbit on-chip frame buffer
• Automatic address learning and address aging
• CSMA/CD Protocol

Industrial Case / Installation
• IP30 metal case / protection
• DIN rail and wall mount design
• 12 to 48V DC, redundant power with polarity reverse protection and connective removable
　terminal block for master and slave power
• Supports EFT protection 6KV DC for power line
• Supports 6KV DC Ethernet ESD protection
• -40 to 75 degrees C wide operating temperature

Hardware SpecificationsCopper InterfacePorts
4 x 10/100Base-TX, auto negotiation, auto-MDI / MDI-X

Cable
10Base-T : 2-pair UTP Cat. 3, 4, 5 cable (100meters, max.)
100Base-TX : 2-pair UTP Cat. 5 cable (100meters, max.)Optical InterfacePort
2 x 100Base-FX

Cable
ISW-621T: 50/125μm / 62.5/125μm fiber
ISW-621TS15: 9/125μm fiber

Mode
ISW-621T: Multi-mode
ISW-621TS15: Single-mode

Distance
ISW-621T: 2km
ISW-621TS15: 15km

Wavelength
ISW-621T: 1310nm
ISW-621TS15: 1310nm

Launch Power
ISW-621T: Max. -14dBm, Min. -20dBm
ISW-621TS15: Max. 0dBm, Min. -20dBm

Receive Sensitivity
ISW-621T: -32dBm
ISW-621TS15: -32dBm

Max. Input Power
ISW-621T: -14dBm
ISW-621TS15: 0dBmDimensions (W x D x H)135 x 97 x 32 mmWeight442gPower Requirements12~48V DC
Redundant power with polarity reverse protection functionPower Consumption / DissipationMax. 16 watts / 54 BTUInstallationDIN rail kit and wall mount earAlarmProvides one relay output for power failure
Alarm relay current carry ability: 1A @ DC 24VSwitch SpecificationsSwitch Processing SchemeStore-and-ForwardAddress Table2K entriesBuffer1MbitFlow ControlBack pressure for half duplex,
IEEE 802.3x pause frame for full duplexSwitch Fabric1.2GbpsThroughput (Packet Per Second)0.89Mpps @ 64BytesStandards ConformanceStandards ComplianceIEEE 802.3 Ethernet, 10Base-T
IEEE 802.3u Fast Ethernet, 100Base-TX, 100Base-FX
IEEE 802.3x full-duplex Flow ControlTemperatureOperating: -40~75 degrees C
Storage: -40~85 degrees COperating HumidityOperating: 5~90%
Storage: 5~90% (non-condensing)Regulation ComplianceFCC Part 15 Class A, CEStability TestingIEC60068-2-32(Free fall)
IEC60068-2-27(Shock)
IEC60068-2-6(Vibration)