2 Gigabit plus 16 Fast Ethernet ports for copper and fiberTurbo Ring and Turbo Chain (recovery time < 20 ms @ 250 switches), RSTP/STP, and MSTP for network redundancy TACACS+, SNMPv3, IEEE 802.1X, HTTPS, and SSH to enhance network security Easy network management by web browser, CLI, Telnet/serial console, Windows utility, and ABC-01Input/Output Interface

Alarm Contact Channels	Resistive load: 1 A @ 24 VDC
Digital Inputs	+13 to +30 V for state 1 -30 to +3 V for state 0 Max. input current: 8 mA

Ethernet Interface

10/100BaseT(X) Ports (RJ45 connector)	EDS-518A/518A-T:16EDS-518A-MM-SC/MM-ST/SS-SC Series: 14 EDS-518A-SS-SC-80:14All models support: Auto negotiation speed Full/Half duplex mode Auto MDI/MDI-X connection
100BaseFX Ports (multi-mode SC connector)	EDS-518A-MM-SC Series: 2
100BaseFX Ports (multi-mode ST connector)	EDS-518A-MM-ST Series: 2
100BaseFX Ports (single-mode SC connector)	EDS-518A-SS-SC Series: 2
100BaseFX Ports, Single-Mode SC Connector, 80 km	EDS-518A-SS-SC-80 Series: 2

Power Parameters

Connection	2 removable 6-contact terminal block(s)
Input Current	EDS-518A/518A-T: 0.44 A@24 VDCEDS-518A-MM-SC/MM-ST/SS-SC Series: 0.52 A@24 VDCEDS-518A-SS-SC-80: 0.52 A@24 VDC
Input Voltage	24VDC, Redundant dual inputs
Operating Voltage	12to45 VDC
Overload Current Protection	Supported
Reverse Polarity Protection	Supported

Physical Characteristics

Housing	Metal
IP Rating	IP30
Dimensions	94x135x142.7 mm (3.7 x5.31 x5.62 in)
Weight	1630g(3.60 lb)
Installation	DIN-rail mounting, Wall mounting (with optional kit)

Environmental Limits

Operating Temperature	Standard Models: 0 to 60°C (32 to 140°F)Wide Temp. Models: -40 to 75°C (-40 to 167°F)
Storage Temperature (package included)	-40 to 85°C (-40 to185°F)
Ambient Relative Humidity	5 to 95% (non-condensing)

MOXA EDS-518A-SS-SC Available Models

Model 1	MOXA EDS-518A
Model 2	MOXA EDS-518A-MM-SC
Model 3	MOXA EDS-518A-MM-ST
Model 4	MOXA EDS-518A-SS-SC
Model 5	MOXA EDS-518A-SS-SC-80
Model 6	MOXA EDS-518A-MM-SC-T
Model 7	MOXA EDS-518A-MM-ST-T
Model 8	MOXA EDS-518A-SS-SC-T
Model 9	MOXA EDS-518A-T