EX73900X Series Hardened Managed Ethernet Switch
Installation Guide
1
Unpacking
Unpack the items. Your package should include:
One EX73900X hardened managed switch
➢
➢
One RJ-45 console cable
If items are missing or damaged, notify your
EtherWAN representative. Keep the carton and
packing material. The full product manual can be
downloaded from:
https://www.etherwan.com
2
What Else You Need
Appropriate cables for data ports. To prevent damage to the switch
➢
from electrical surges, it is recommended to use STP (Shielded
twisted pair) cabling.
➢
Personal computer or laptop
➢
Appropriate SFP modules for SFP ports
3
Select a Location
➢
Installations: DIN-Rail mount.
Select a power source within 6 feet (1.8 meters).
➢
Choose a dry area with ambient temperature between -40 and 75ºC (-
➢
40 and 167ºF).
➢ For use at altitudes up to 2000 meters, indoor use only.
Humidity range (Operational): 5% to 95%, non-condensation
➢
For use in Pollution Degree 2 environment.
➢
Do not block the device ventilation holes.
➢
4
Connect to the Data Ports
Depending on the model, your switch can have the following ports:
EX73934X-0VB
12-port 10/100/1000BASE-T(X) + 4-port 1G/10G SFP+
EX73924X-0VB
8-port 10/100/1000BASE-T(X) + 4-port 1G/10G SFP+
EX73922X-0VB
8-port 10/100/1000BASE-T(X) + 2-port 1G/10G SFP+
10/100/1000BASE-TX Ports
To prevent damage to the switch from electrical surges, it is
recommended to use STP (Shielded twisted pair) cabling.
1G/10G SFP+ Ports
SFP+ transceivers can be installed directly into SFP+ slots. Ensure that
the same type of transceiver is used at both ends of the link and that the
correct type of fiber cable is used.
EX73900X
04/09/2021
5
Apply Power
The switch has two pairs of power inputs.
Only one power input is required to operate the switch. However,
redundant power supply functionality is supported.
Power rating: 12-48VDC, Max. 2.13A.
The power input specification complies with the requirements of Safety
Extra Low Voltage (SELV), and the power supply should comply with UL
61010-1 and UL 61010-2-201
Terminal Block
The switch provides two power inputs on a terminal block with nominal
power of 24VDC. The terminal block has 5 terminal posts.
Pin
Description
+
Power 1
12-48VDC
−
Power Ground
+
Power 2
12-48VDC
-
Power Ground
Earth Terminal
Relay Output
0.6A @30VDC
Rating
Relay Output Alarm
The switch provides two relay output contacts. Both Relay 1 and Relay 2
signal actions from one of the digital inputs. The relay outputs can be
connected to an alarm signaling device. The Current is 0.6A@30VDC at
Normal Open or Normal Close.
Copyright 2021 EtherWAN Systems, Inc.
All Rights Reserved
Power-Up Sequence
When you apply power:
All Link/ACT LEDs blink momentarily.
➢
The Power 1 LED goes ON.
➢
➢
LEDs for every port connected to a device flash, as the switch
conducts a brief Power On Self-Test (POST).
6
Front Panel LEDs
LED
Color
Status
On: Power on
Power 1 & 2
Green
Off: Power off
On: Network connection established
Link/Act
Green
Flashing: Port sending or receiving data
Link down or power down
Alarm
Red
Page 1
W70G-EX73900X1
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