Technolec

Relay output warning for power failure and port break alarm
Broadcast storm protection
-40 to 75°C wide operating temperature range (-T models)

Input/Output Interface

• Alarm Contact Channels: 1 relay output with current carrying capacity of 1 A @ 24 VDC

Ethernet Interface

• 10/100BaseT(X) Ports (RJ45 connector): 6 Auto negotiation speed Full/Half duplex mode Auto MDI/MDI-X connection
• 100BaseFX Ports (multi-mode SC connector): 3
• Standards: IEEE 802.3 for 10BaseT IEEE 802.3u for 100BaseT(X) and 100BaseFX IEEE 802.3x for flow control

Switch Properties

• MAC Table Size: 1 K
• Packet Buffer Size: 512 kbits
• Processing Type: Store and Forward

DIP Switch Configuration

• Ethernet Interface: Port break alarm

Power Parameters

• Input Current: 0.26 A @ 24 VDC
• Connection: 1 removable 6-contact terminal block(s)
• Operating Voltage: 9.6 to 60 VDC
• Input Voltage: Redundant dual inputs 12/24/48 VDC
• Reverse Polarity Protection: Supported
• Overload Current Protection: Supported

Physical Characteristics

• Housing: Metal
• IP Rating: IP30
• Dimensions: 53.6 x 135 x 105 mm (2.11 x 5.31 x 4.13 in)
• Weight: 790 g (1.75 lb)
• Installation: DIN-rail mounting Wall mounting (with optional kit)

Environmental Limits

• Operating Temperature: -10 to 60°C (14 to 140°F)
• Storage Temperature (package included): -40 to 85°C (-40 to 185°F)
• Ambient Relative Humidity: 5 to 95% (non-condensing)

Standards and Certifications

• Hazardous Locations: ATEX Class I Division 2
• EMI: CISPR 32, FCC Part 15B Class A
• Maritime: DNV
• EMC: EN 55032/35
• Vibration: IEC 60068-2-6
• EMS: IEC 61000-4-2 ESD: Contact: 6 kV; Air: 8 kV IEC 61000-4-3 RS: 80 MHz to 1 MHz: 20 V/m IEC 61000-4-4 EFT: Power: 2 kV; Signal: 1 kV IEC 61000-4-5 Surge: Power: 2 kV; Signal: 2 kV IEC 61000-4-6 CS: 10 V IEC 61000-4-8 PFMF
• Safety: UL 60950 UL 508 CSA C22.2 No. 60950, EN 62368-1 (LVD)
• Shock: IEC 60068-2-27
• Freefall: IEC 60068-2-32

MTBF

• Time: 2,388,799 hrs
• Standards: MIL-HDBK-217F

Warranty

• Warranty Period: 5 years
• Details: See www.moxa.com/warranty

Available Models

Model No.	Description	Quantity
EDS-309-3M-SC	Unmanaged Ethernet switch with 6 10/100BaseT(X) ports, 3 100BaseFX multi-mode ports with SC connectors, relay output warning, 0 to 60°C operating temperature
EDS-309-3M-ST	Unmanaged Ethernet switch with 6 10/100BaseT(X) ports, 3 100BaseFX multi-mode ports with ST connectors, relay output warning, 0 to 60°C operating temperature
EDS-309-3M-SC-T	Unmanaged Ethernet switch with 6 10/100BaseT(X) ports, 3 100BaseFX multi-mode ports with SC connectors, relay output warning, -40 to 75°C operating temperature
EDS-309-3M-ST-T	Unmanaged Ethernet switch with 6 10/100BaseT(X) ports, 3 100BaseFX multi-mode ports with ST connectors, relay output warning, -40 to 75°C operating temperature