Every conceivable measure has been taken to ensure the accuracy and
completeness of this documentation. However, as errors can never be fully
excluded, we always appreciate any information or suggestions for improving the
documentation.
E-Mail: documentation@wago.com
We wish to point out that the software and hardware terms as well as the
trademarks of companies used and/or mentioned in the present manual are
generally protected by trademark or patent.
This section includes an overall summary of the most important safety requirements and notes that are mentioned in each individual section. To protect
your health and prevent damage to devices as well, it is imperative to read and
carefully follow the safety guidelines.
WAGO Kontakttechnik GmbH & Co. KG reserves the right to provide for any
alterations or modifications that serve to increase the efficiency of technical
progress. WAGO Kontakttechnik GmbH & Co. KG owns all rights arising from
the granting of patents or from the legal protection of utility patents. Third-party
products are always mentioned without any reference to patent rights. Thus, the
existence of such rights cannot be excluded.
All sequences implemented on Series 852 devices may only be carried out by
electrical specialists with sufficient knowledge in automation. The specialists
must be familiar with the current norms and guidelines for the devices and
automated environments.
All changes to the controller should always be carried out by qualified personnel
with sufficient sufficient skills in PLC programming.
The device is designed for the IP30 protection class. It is protected against the
insertion of solid items and solid impurities up to 2.5 mm in diameter, but not
against water penetration. Unless otherwise specified, the device must not be
operated in wet and dusty environments.
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1.1.4 Technical Condition of Specified Devices
The components to be supplied Ex Works, are equipped with hardware and
software configurations, which meet the individual application requirements.
Changes in hardware, software and firmware are permitted exclusively within the
framework of the various alternatives that are documented in the specific manuals.
WAGO Kontakttechnik GmbH & Co. KG will be exempted from any liability in
case of changes in hardware or software as well as to non-compliant usage of
components.
Please send your request for modified and new hardware or software configurations directly to WAGO Kontakttechnik GmbH & Co. KG.
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Manual
Version 1.0.0
6 Important Notes WAGO-ETHERNET-Accessories 852
852-112 8 Port 100BASE-TX Industrial Eco Switch
1.2 Standards and Regulations for Operating the
Industrial Switches
Please observe the standards and regulations that are relevant to installation:
• The data and power lines must be connected and installed in compliance
with the standards to avoid failures on your installation and eliminate any
danger to personnel.
• For installation, startup, maintenance and repair, please observe the accident
prevention regulations of your machine (e.g., BGV A 3, "Electrical
Installations and Equipment").
• Emergency stop functions and equipment must not be deactivated or
otherwise made ineffective. See relevant standards (e.g., DIN EN 418).
• Your installation must be equipped in accordance to the EMC guidelines so
Industrial Eco Switches are exposed operating equipment. They may only be
assembled in housings, cabinets or in electrical operation rooms. Access is only
permitted via a key or tool to authorized qualified personnel.
DANGER
Warning of physical injury
All power sources to the device must always be switched off before performing
any installation, repair or maintenance work.
NOTICE
Warning of damage to equipment
The components are not resistant against materials having seeping and insulating
properties such as: aerosols, silicones, triglycerides (found in some hand creams).
If it cannot be determined that these materials appear in the component
environment, then the components must be installed in an enclosure that is
resistant against the above mentioned materials. Clean tools and materials are
generally required to operate the device/module.
NOTICE
Warning of damage to equipment
Soiled contacts must be cleaned using oil-free compressed air or with ethyl
alcohol and leather cloths.
NOTICE
Warning of damage to equipment
Do not use contact sprays, which could possibly impair contact area functionality.
NOTICE
Warning of damage to equipment
Avoid reverse polarity of data and power lines as this may damage the devices.
NOTICE
Warning of damage to equipment by electrostatic discharge
The devices are equipped with electronic components that may be destroyed by
electrostatic discharge when touched.
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Manual
Version 1.0.0
10 Important Notes WAGO-ETHERNET-Accessories 852
852-112 8 Port 100BASE-TX Industrial Eco Switch
1.5 Font Conventions
Table 1: Font Conventions
Font typ:e Indicates:
Names of paths and data files are marked in italic-type.
e.g.: C:\Programme\WAGO-IO-CHECK
Menu items are marked in bold letters.
e.g.: Save
A greater-than sign between two names means the selection of a
menu item from a menu.
e.g.: File > New
Designation of input or optional fields are markeded in bold letters,
e.g.: Start of measurement range
e.g.: Enter the value “4 mA” under Start of measurement range.
Pushbuttons in dialog boxes are marked with bold letters in square
brackets.
e.g.: [Input]
Keys are marked with bold letters in square brackets.
e.g.: [F5]
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italic
Menu
>
Input
“Value” Input or selective values are marked in inverted commas.
[Button]
[Key]
1.6 Number Notation
Table 2: Number Notation
Number code Example Note
Decimal 100 Normal notation
Hexadecimal 0x64 C notation
Binary '100'
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2.2 Industrial Ethernet Technology
The line of switches from WAGO ensure the scalability of your network
infrastructure with outstanding electrical and mechanical characteristics. These
robust devices are designed for industrial use and they are fully compliant with
IEEE802.3, 802.3u.
They have voltage supply with a supply voltage range of 18 … 30 V.
Characteristics such as auto negotiation and auto MDI/MDIX (crossover) on all
10/100 BaseTX ports are realized.
Another approach to pushing beyond the limits of Ethernet technology is the
development of switching technology. A switch bridge Ethernet packets at the
MAC address level of the Ethernet protocol transmitting among connected
Ethernet or Fast Ethernet LAN segments.
Switching is a cost-effective way of increasing the total network capacity
available to users on a local area network. A switch increases capacity and
decreases network loading by dividing a local area network into different
segments, which don’t compete with each other for network transmission
capacity.
The Industrial Switch’s 10/100Mbps switched RJ-45 ports auto negotiates with
connected devices to determine the fastest data transmission rate supported by
both devices. This helps make the Switch a plug and play device. The Switch’s
RJ-45 ports support full or half duplex, depending on which transmission speed is
supported by the attached device.
Packets entering the Industrial Switch with source and destination addresses
belonging to the same port segment will be filtered, limiting those packets to one
port, and relieving the rest of the network from the need to process them. A packet
with a destination address served by another port segment will be forwarded to the
appropriate port, and will not be sent to the other ports where it is not needed.
Packets that are used to maintain network operations (such as the occasional multi
cast packet) are forwarded to all ports.
Manual
Version 1.0.0
12 General WAGO-ETHERNET-Accessories 852
852-112 8 Port 100BASE-TX Industrial Eco Switch
The Industrial Switch operates in the store and forward switching mode, which
eliminates bad packets and enables peak performance to be achieved when there is
heavy traffic on the network.
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2.6 Port Speed & Duplex Mode
After a cable is plugged into a specific port, the system uses auto negotiation to
determine the transmission mode for the new twisted pair connection:
If the connected device does not support auto negotiation or has auto negotiation
disabled, an auto sensing process is initiated to select the speed and set the duplex
mode to half duplex.
The Industrial Switch was designed for easy installation in an industrial
environment where vibration, shock, heat, and RF interference may be
commonplace.
The Industrial Switch, with its small, compact size, was specifically designed for
easy DIN rail mounting and can be installed where space is limited.
The Industrial Switch is ideal for deployment with multiple high-speed servers for
shared bandwidth 10 Mbps or 100 Mbps workgroups. With the highest bandwidth
200 Mbps (100 Mbps full duplex mode), any port can provide workstations with a
congestion-free data pipe for simultaneous access to the server.
The Industrial Switch is expandable by cascading two or more switches together
in a ‘daisy-chain’ fashion. As all ports support 200 Mbps, the Industrial Switch
can be cascaded from any port and to any number of switches.
The Industrial Switch combines dynamic memory allocation with store-and
forward switching to ensure that the buffer is effectively allocated for each port,
while controlling the data flow between the transmit and receive nodes to
guarantee against all possible packet loss.
• Integrated address Look-Up Engine, supports 2K absolute MAC addresses
• Supports surge protection
• Power input polarity protection function
• IEEE 802.3x flow control for fullduplex
• Wide operating temperature range 0 °C … 70 °C
• Auto-Negotiation an allen Ports
• Rugged metal-IP30 case
• Vibration/Shock operational
The 852-112 has 8 ports with each port featuring Auto-negotiation and auto
MDI/MDI-X detection. Existing 10 Mbps networks can now be upgraded
effortlessly to higher speed 100Mbps Fast Ethernet networks.
The 852-112 8-port density can be used to create multiple segments to alleviate
client congestion and provide dedicated bandwidth to each user node.
The 852-112 is a cost-effective solution to keep up with the constant demands for
emerging IP-based industry communication needs. The switch can be easily
The 10/100BASE-TX ports support network speeds of either 10 Mbps or
100 Mbps, and can operate in half- and full-duplex transfer modes. The ports also
offer automatic MDI/MDI-X crossover detection that gives true “plug and play”
capability – just plug the network cables into the ports and the ports will adjust
according to the end-node devices. The following are the recommended cables for
the RJ-45 connectors:
Warning of damage to equipment by electrostatic discharge
DC Powered Industrial Eco Switch: Power is supplied through an external DC
power source. Check the technical specification section for information about the
DC power input voltage. Since the Industrial Eco Switch does not include a power
switch, plugging its power adapter into a power outlet will immediately power it
on.
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This Industrial Switch is equipped with Unit LEDs to enable you to quickly
determine the status of the Switch, as well as Port LEDs to see what is happening
across your connection.
The location selected to install the Industrial Switch may greatly affect its
performance. When selecting a site, we recommend considering the following
rules:
• Install the Industrial Switch at an appropriate place. See chapter “Technical
Data“ for the acceptable temperature and humidity operating ranges.
• Fix the provided brackets at the back of the Industrial Switch to a DIN rail
to protect the switch from falling.
The Industrial Eco Switch can be mounted as follows:
• The surface must be able to bear at least 1.5 kg for the Industrial Switch.
• Conduct a visual inspection of the DC adapter and make sure that it is
connected to the power supply.
• Make sure that the heat output from the Industrial Switch and ventilation
around it is adequate. Do not place any heavy objects on the Industrial
Switch.
• The carrier rail must optimally support the EMC measures integrated into
the system and the shielding of the internal data bus connections.
Note
Important Note!
The ground for the Industrial Switch prevents electromagnetic interference from
electromagnetic radiation.
Observe the corresponding standards for EMC-compatible installations as well.
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The Industrial Eco Switch uses a DC power supply of 18 … 30 V DC.
The primary power connection is provided via a terminal block located at the top
of the Industrial Eco Switch.
The terminal block is composed of three contact pins and can be inserted and
removed easily by hand to connect to the three pin terminal block (male contacts
located on the body of the Switch).
1 Check the front panel LEDs as the device is powered on to verify that the
Power LED is lit. If not, check that the power cable is correctly and securely
plugged in.
2 PWR +/- conductors:
To connect or disconnect the conductors, actuate the spring directly in the
female connector using a screwdriver or an operating tool and insert or
remove the conductor.
3 If the terminal block is not already inserted into the block receptor of the
Ports 8 x 10/100Base-TX (RJ-45)
Standards IEEE 802.3 10Base-T;
IEEE 802.3u 100Base-TX/FX ;
IEEE 802.3x Flow Control
Topology Star
LED Each device: 1 x Power (PWR), green
Each port: 1 x Link/Activity
(LNK/ACT), green
1 x Speed (100 Mbps),
green
Supply voltage DC 18 V … 30 V
Energy consumption max. 3 W
Operating temperature 0 °C ... +60 °C
Storage temperature -20 °C ... +80 °C
Relative air humidity (no condensation) 95 %
Dimensions (mm) W x H x L 109,2* x 23,4 x 73,8
* Height from upper-edge of DIN 35
rail
Mounting DIN 35 rail
Weight 165 g
Vibration resistance acc. IEC 60068-2-6
Shock resistance acc. IEC 60068-2-27
Degree of protection IP 30
EMV 1-Immunity to Interference acc. EN 61000-6-2: 2005
EMV 1-Emission to Interference acc. EN 61000-6-4: 2001