Advantech EKI-2528 8-Port Unmanaged Industrial Ethernet Switch EKI-2528-AE Data Sheet

Product codes
EKI-2528-AE
Page of 2
Industrial Ethernet Solutions
Features
EKI-2525/I
EKI-2528/I
5-port Unmanaged Industrial Ethernet Switch
8-port Unmanaged Industrial Ethernet Switch
Specifications
Communications
 
ƒ
Standard 
IEEE 802.3, 802.3u, 802.3x
 
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LAN  
10/100Base-T (X)
 
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Transmission Distance   Up to 100 m
 
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Transmission Speed   Up to 100 Mbps
Interface
 
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Connectors  
8 x RJ45 (EKI-2528) or 5 x RJ45 (EKI-2525) 
6-pin removable screw terminal (power & relay)
 
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LED Indicators 
P1, P2, P-Fail 
10/100T (X): Link/Activity, Duplex/Collision
Power
 
ƒ
Power Consumption  
EKI-2528: Max. 5 W 
EKI-2525: Max. 3 W
 
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Power Input  
12 ~ 48 V
DC
, redundant dual inputs
 
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Fault Output  
1 Relay Output
Mechanism
 
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Dimensions (W x H x D) 37 x 140 x 95 mm (1.46" x 5.51" x 3.74")
 
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Enclosure  
IP30, Metal shell with solid mounting kits
 
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Mounting  
DIN-rail, Wall
Protection
 
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Reverse Polarity 
Present
 
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Overload current  
Present
Environment
 
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Operating Temperature  -10 ~ 60°C (14 ~ 140°F) 
-40 ~ 75°C (-40 ~ 167°F), (EKI-2525I and EKI-2528I) 
 
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Storage Temperature   -40 ~ 85°C (-40 ~ 185°F)
 
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Operating Humidity  
5 ~ 95% (non-condensing)
 
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Storage Humidity  
0 ~ 95% (non-condensing)
 
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MTBF  
689,000 hours (EKI-2528) 
412,590 hours (EKI-2525)
Certification
 
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Safety  
UL 60950-1, CAN/CSA-C22.2 No.60950  
Class I, Division 2
 
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EMI 
FCC Part 15 Subpart B Class A, EN 55022 Class A
 
ƒ
EMS 
EN 61000-4-2 
EN 61000-4-3 
EN 61000-4-4 
EN 61000-4-5  
EN 61000-4-6 
EN 61000-4-8 
 
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Shock 
IEC 60068-2-27
 
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Freefall 
IEC 60068-2-32
 
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Vibration 
IEC 60068-2-6
 
ƒ Provides 5/8 Fast Ethernet ports with Auto MDI/MDI-X
 
ƒ Supports 10/100 Mbps Auto-Negotiation
 
ƒ Provides broadcast storm protection
 
ƒ Provides compact size with DIN-rail/Wall mount, and IP30 metal mechanism
 
ƒ Supports redundant 12 ~ 48 V
DC
 power input and P-Fail relay
 
ƒ Supports wide operating temperatures from -40 to 75°C (EKI-2525I/EKI-2528I)
Introduction
The EKI-2525/2528 supports a Fast Ethernet solution. The power is a +12 ~ 48 V
DC
 redundant input design, and is secured with a double protection mechanism: Power Polarity Reverse 
Protect and an Overload Current Resetable Fuse. The former tolerates reverse power wiring while the later secures the system from overload currents. As the power supply turns 
normal, EKI-2525/2528 will automatically get back to work. Each port of EKI-2525/2528 has 2 LED’s to show the link status transmission speed and collision status. It also provides 
a relay output for an event alarm. In the event of a power failure, the built-in LED will activate the alarm to notify administrators. Engineers can simply verify the hardware status by 
checking the LED, and have troubleshooting easy and quick. EKI-2525/2528 comes with compact metal housing that rates IP30 to help against from dusty industrial environments.
EKI-2525
EKI-2528
RoHS
COMPLIANT
2011/65/EU
All product specifications are subject to change without notice 
Last updated : 3-Oct-2014