Korenix JetNet 3705

JetNet 3705 Industrial 5-port Power Over Ethernet Switch

JetNet 3705
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JetNet 3705 Industrial 5-port Power Over Ethernet Switch

  • Four 10/100 TX Ports with Embedded PoE Injector
  • One 10/100 TX Up-link Port
  • 15.4W Full Power Delivery per PoE Port
  • Relay Alarm for Port Failure
  • Terminal Block Power Input for Industrial Application.
  • DC Jack Power Input for External Power Adapter
  • End-Point PoE Architecture
  • Easy Configuration by DIP Switch
  • DIN-Rail/ Wall-mounting and Desktop Installation
  • -20~70°C  operating temperature for hazardous environment application (JetNet 3705-w -40~70°C , special order by project request, please contact Korenix for lead time)



IEEE802.3 10Base-T

IEEE802.3u 100Base-TX

IEEE802.3af Power over Ethernet

IEEE802.3x flow control

Switch Technology: Store and forward technology and with 3.2Gbps internal switch fabric.

Aggregate System Throughput: 1.49Mpps

MAC Address: 1K MAC address Table

Packet Buffer: 512Kbits

Power over Ethernet port: Port 1~4, with 15.4w full power forwarding ability RJ-45 pin assignment: TX (3,6), RX (1,2), V+ (4,5), V-(7,8)

PoE output voltage: DC 44~57V



Number of Ports: 4 x 10/100 Base-TX with Power over Ethernet injector ,Auto MDI/MDI-X, Auto-Negotiation 1 x 10/100 Base-TX uplink port

Connectors: 10/100 Base-TX: RJ-45 Power/Relay: 6-Pin Terminal Block DC-Jack

Cables: 10Base-T: 4-pair UTP/STP Cat. 3, 4, 5 cable, EIA/TIA-568 100-ohm(100m) 100Base-TX: 4-pair UTP/STP Cat. 5 cable, EIA/TIA-568 100-ohm(100m)

Port Alarm DIP Switch: DIP 1~5: Enable (On) or disable (Off) port link down alarm from port 1 to port 5. DIP 6: Enable (On) or disable (Off) power alarm.

Diagnostic LED: Power x 3 (Green), Fault x 1(Red) PoE x 4(Green),Link/Activity x 5 (Green on/Green Blinking)@100Mbps, (Yellow on/Yellow Blinking)@10Mbps


Power Requirements

System Power

Input Voltage: 48VDC or -48VDC, dual power inputs in terminal block connection AC /DC Power Adapter DC 48V/1.6A (option) One DC jack for AC/DC power adapter Reverse Polarity Protection: Present Power Consumption: 6.5Watts without PD loading 70Watts with PD full loading



Installation: DIN-Rail mount or Wall Mount

Case: IP-31 grade aluminum metal case

Dimension: 33.8 mm (H) x 164.8 mm(W) x 108 mm (D)



Operating Temperature: -20 ~70O C (JetNet 3705-w -40~70O C)

Operating Humidity: 0% ~ 95%, (non-condensing)

Storage Temperature: -40 ~ 80 O C Storage Humidity: 0%~ 95%, (non-condensing)


Regulatory Approvals

Hi-Pot: 1.2KV testing passed on port to power

EMI: FCC Class A, CE/EN55022 Class A


EN61000-4-2, EN61000-4-3, EN61000-4-4, EN61000-4-5, EN61000-4-6, EN61000-4-8, EN61000-4-11

Safety: CE/EN60950

Shock: IEC60068-2-27

Vibration: IEC60068-2-6

Free Fall: IEC60068-2-32

MTBF: 517,810 Hours, MIL-HDBK-217F GB standard

Warranty: 5 years

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