Siemens SIMATIC NET SCALANCE W786C Series Operating Instructions Manual
Industrial wireless lan
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Summary of Contents for Siemens SIMATIC NET SCALANCE W786C Series
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Page 1: Table Of Contents
SCALANCE W786C Introduction Security recommendations Description SIMATIC NET Mounting Industrial Wireless LAN SCALANCE W786C Connection Technical data Operating Instructions Dimension drawing SCALANCE W786 Approvals 07/2019 A5E03692138-12... - Page 2 Note the following: WARNING Siemens products may only be used for the applications described in the catalog and in the relevant technical documentation. If products and components from other manufacturers are used, these must be recommended or approved by Siemens. Proper transport, storage, installation, assembly, commissioning, operation and maintenance are required to ensure that the products operate safely and without any problems.
- Page 3 Table of contents Introduction ............................. 5 Information on the Operating Instructions ................5 Security recommendations ........................7 Description ............................13 Description of the device ......................13 Structure of the type designations ..................14 Scope of delivery ........................15 Accessories ..........................16 3.4.1 Flexible connecting cables and antennas ................
- Page 4 Table of contents Connecting external antennas ....................59 Technical data ............................61 Technical specifications (SCALANCE W786C-2) ..............61 Radiation patterns diagrams of SCALANCE W786 internal antennas ........64 Dimension drawing SCALANCE W786 ....................67 Approvals ............................. 69 Index ..............................71 SCALANCE W786C Operating Instructions, 07/2019, A5E03692138-12...
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Page 5: Introduction
Introduction Information on the Operating Instructions Validity of the Operating Instructions These operating instructions cover the following products: Product Article number SCALANCE W786C-2 RJ-45 6GK5786-2FC00-1AA0 SCALANCE W786C-2IA RJ-45 6GK5786-2HC00-1AA0 SCALANCE W786C-2 SFP 6GK5786-2FE00-1AA0 If information relates to all the named products, the term SCALANCE W786 will be used. These operating instructions apply to the following software version: ●... -
Page 6: Connection
Siemens’ products and solutions undergo continuous development to make them more secure. Siemens strongly recommends that product updates are applied as soon as they are available and that the latest product versions are used. Use of product versions that are no longer supported, and failure to apply the latest updates may increase customers’... -
Page 7: Security Recommendations
● Keep the firmware up to date. Check regularly for security updates of the product. You will find information on this on the Internet pages "Industrial Security (https://www.siemens.com/industrialsecurity)". ● Inform yourself regularly about security advisories and bulletins published by Siemens ProductCERT (https://www.siemens.com/cert/en/cert-security-advisories.htm). ● Only activate protocols that you really require to use the device. -
Page 8: Security Recommendations
Security recommendations ● Use a central logging server to log changes and access operations. Operate your logging server within the protected network area and check the logging information regularly. ● Use WPA2/ WPA2-PSK with AES to protect the WLAN. If iPCF or iPCF-MC is used, use the AES encryption. - Page 9 Security recommendations Secure/non-secure protocols and services ● Avoid and disable non-secure protocols, for example Telnet and TFTP. For historical reasons, these protocols are still available, however not intended for secure applications. Use non-secure protocols on the device with caution. ● Check whether use of the following protocols and services is necessary: –...
- Page 10 Security recommendations Available protocols The following list provides you with an overview of the open protocol ports. The table includes the following columns: ● Protocol ● Port ● Port status – Open The port is always open and cannot be closed. –...
- Page 11 Security recommendations Protocol Port number Port status Factory setting of Authentication the port DHCP UDP/67,68 Open Closed (when configured) RADIUS UDP/1812,1813 Open Closed (when configured) TFTP UDP/69 Open Closed (when configured) SCALANCE W786C Operating Instructions, 07/2019, A5E03692138-12...
- Page 12 Security recommendations SCALANCE W786C Operating Instructions, 07/2019, A5E03692138-12...
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Page 13: Description
Description Description of the device SCALANCE W786C - IP65 degree of protection ① Connector for power supply / feed-in adaptor ② Connector for Ethernet, RJ-45 type ③ LEDs ④ Antenna connectors R1A1, R1A2, R1A3 Devices with one IWLAN interface: 3 connectors. ⑤... -
Page 14: Structure Of The Type Designations
Description 3.2 Structure of the type designations Structure of the type designations The type designation of a SCALANCE W786 is made up of several parts that have the following meaning: SCALANCE W786C Operating Instructions, 07/2019, A5E03692138-12... -
Page 15: Scope Of Delivery
The mounting set with the holding plate does not ship with the device, see Accessories. Please check that the consignment you have received is complete. If the consignment is incomplete, contact your supplier or your local Siemens office. SCALANCE W786C... -
Page 16: Accessories
Description 3.4 Accessories Accessories Technical data subject to change. You will find further information on the range of accessories in the Industry Mall (https://mall.industry.siemens.com) Mounting set Component Description Article number Mounting set Mounting set can only be used in conjunction with 6GK5798-8MG00-0AA0 SCALANCE W-786;... -
Page 17: Flexible Connecting Cables And Antennas
Description 3.4 Accessories 3.4.1 Flexible connecting cables and antennas 3.4.1.1 Flexible connecting cables Flexible connecting cable N-Connect/R-SMA Flexible connecting cable for connecting an antenna to a SCALANCE W device with R-SMA connectors, preassembled with a connector N-male and R-SMA male Length Article number 0.3 m... -
Page 18: Antennas
Note When you select an antenna, keep in mind the national approvals for your device. You can find additional information under Wireless approvals (https://www.siemens.com/wireless-approvals) The SCALANCE W786C-2IA RJ-45 uses internal omni antennas (3/4 dBi at 2.4 GHz or 5 GHz). - Page 19 Description 3.4 Accessories Type Properties Article number ANT795-4MC Omnidirectional antenna, 3/5 dBi, 2.4 GHz 6GK5795-4MC00-0AA3 and 5 GHz, IP65, N-Connect male for direct installation on the device, straight connector. ANT795-4MD Omnidirectional antenna, 3/5 dBi, 2.4 GHz 6GK5795-4MD00-0AA3 and 5 GHz, IP65, N-Connect male for direct installation on the device, 90°...
- Page 20 Description 3.4 Accessories Note ANT793-8DJ The antenna ANT793-8DJ may only be used with the flexible connecting cable 6XV1875- 5CH50 (5 m length) or 6XV1875-5CN10 (10 m length). Other flexible connecting cables are not permitted. Notice for USA/Canada Only one antenna per device can be used (connected to R1A1, R1A2 or R2A1, R2A2). Note ANT793-8DK The antenna ANT793-8DK may only be used with the flexible connecting cable 6XV1875-...
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Page 21: Led Display
Description 3.5 LED display LED display Information on operating status and data transfer On the front of the housing, several LEDs provide information on the operating status of the SCALANCE W786C-2: Figure 3-2 LED display of the SCALANCE W786C-2. You will find information on the significance of the individual elements in the documentation for the WLC700. -
Page 22: Reset Button
Description 3.6 Reset button Reset button WARNING Danger from line voltage After removing the housing cover, there is a risk of touching live parts in the area of the connecting terminals of the power supply adapter. Opening the device and all work performed on the open device (for example connecting and disconnecting cables, pressing the reset button) must therefore only be performed by electrical specialists! Reset button... -
Page 23: Mounting
Mounting Safety notes relating to installation CAUTION Danger of injury by falling objects If the SCALANCE W7x8 is subjected to strong vibration (> 10 g), mounting on a 35 mm DIN rail does not provide adequate support. Under such conditions, the device can come out of the mounting and may cause injury. -
Page 24: Removing / Fitting The Housing Cover
Mounting 4.2 Removing / fitting the housing cover Removing / fitting the housing cover When does the housing cover need to be removed? You can only perform the following activities when the cover is removed. ● You want to screw the SCALANCE W786 to a wall or onto the optional mounting plate. ●... - Page 25 Mounting 4.2 Removing / fitting the housing cover Sealing cap Cover fastening Enclosure cover Figure 4-1 Cover disassembly Follow the steps below to remove the housing cover: 1. Remove the sealing caps from the housing cover (position A in the figure above) 2.
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Page 26: Laying The Cables
Mounting 4.3 Laying the cables Laying the cables Connecting up cables prior to mounting Before you screw a SCALANCE W786 to a wall or to the optional mounting plate, the cables for the power supply, for Ethernet, and, when necessary, for the external antennas must be connected up first. - Page 27 Mounting 4.3 Laying the cables Grounding terminal WARNING Do not use the device without grounding To operate the device safely, the grounding connector must have a suitable cable connected. Do not use the device without a grounding cable connected. The ground connector is located on the rear of the device (M4 thread, max. screw length 20 mm).
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Page 28: Mounting Without An Adapter (Wall Mounting Only)
Mounting 4.4 Mounting without an adapter (wall mounting only) Mounting without an adapter (wall mounting only) Drilling template Note Installation location The following should be noted with regard to the installation location: • Devices with an internal antenna must be aligned according to the characteristics of the internal antenna (refer to the technical specifications of the antenna -->... - Page 29 Mounting 4.4 Mounting without an adapter (wall mounting only) Procedure Figure 4-5 SCALANCE W786 wall mounting Follow the steps below to screw a SCALANCE W786 to a wall: 1. Lead the cables into the housing of the SCALANCE W786 (position A in the figure above).
- Page 30 Mounting 4.4 Mounting without an adapter (wall mounting only) Option: Threaded holes on rear of housing When a wall is extremely thin, it is often not possible to use wall plugs for the screws. To allow wall mounting even in this situation, there are four M4 threaded holes on the rear of the SCALANCE W786.
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Page 31: Installation With Mounting Plate
Mounting 4.5 Installation with mounting plate Installation with mounting plate 4.5.1 Fitting the mounting plate to a wall Drilling template Note Installation location The following should be noted with regard to the installation location: • Devices with an internal antenna must be aligned according to the characteristics of the internal antenna (refer to the technical specifications of the antenna -->... - Page 32 Mounting 4.5 Installation with mounting plate Procedure Secure the mounting plate to the wall with four screws. The screws are not supplied with the device. The type and length of the screws depend on the type of wall. Type of screw: ●...
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Page 33: Screwing The Cover Plate For The Cable Feedthrough To The Mounting Plate
Mounting 4.5 Installation with mounting plate 4.5.2 Screwing the cover plate for the cable feedthrough to the mounting plate Protection of the cable feedthrough against strong water jets The cabling of a SCALANCE W786 is led out of the rear of the device. The housing seal is effective only when it is not subjected to water jets. -
Page 34: Fitting The Mounting Plate To An S7-300 Standard Rail
Mounting 4.5 Installation with mounting plate To screw the cover plate for the cable feedthrough to the mounting plate, follow the steps below: 1. Fit the cover plate on the mounting plate from below until the two lugs (position A in the figure above) engage the lower edge of the mounting plate. -
Page 35: Fitting The Mounting Plate To A Din Rail
Mounting 4.5 Installation with mounting plate 4.5.4 Fitting the mounting plate to a DIN rail Procedure Figure 4-10 Mounting plate with fittings for DIN rail mounting Follow the steps below to fit the mounting plate to a DIN rail: 1. Place the mounting plate with the two catches (position A in the figure above) on the upper edge of the DIN rail. -
Page 36: Fitting The Mounting Plate To A Mast
Mounting 4.5 Installation with mounting plate 4.5.5 Fitting the mounting plate to a mast Procedure Figure 4-11 Holding plate with hose clips for mast mounting Follow the steps below to fit the holding plate to a mast: 1. Guide the hose clips through the slots of the holding plate (position A in the figure above). 2. -
Page 37: Fitting/Removing The Scalance W786 To/From A Mounting Plate
Mounting 4.5 Installation with mounting plate 4.5.6 Fitting/removing the SCALANCE W786 to/from a mounting plate Procedure for mounting the device Figure 4-12 Fitting the SCALANCE W786 to a mounting plate Follow the steps below to fit a SCALANCE W786 to a mounting plate: 1. - Page 38 Mounting 4.5 Installation with mounting plate 3. Push in the SCALANCE W786 until it engages in the notches at the lower edge of the mounting plate (position C in the figure above). Figure 4-13 Screwing a SCALANCE W786 to a mounting plate 4.
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Page 39: Connection
Connection General safety instructions for the SCALANCE W786C WARNING Danger from line voltage Once you have removed the housing cover, there is the danger from line voltage in the area of the connecting terminals on the power supply adapter. Opening the device and all work performed on the open device (for example connecting and disconnecting cables, pressing the reset button) must therefore only be performed by electrical specialists! SCALANCE W786C... -
Page 40: Lightning Protection, Power Supply And Grounding
Connection 5.2 Lightning protection, power supply and grounding Lightning protection, power supply and grounding Notes on lightning protection WARNING Danger due to lightning strikes Antennas installed outdoors must be within the area covered by a lightning protection system. Make sure that all conducting systems entering from outdoors can be protected by a lightning protection potential equalization system. - Page 41 Connection 5.2 Lightning protection, power supply and grounding Safety extra low voltage WARNING Danger to life from overvoltage, fire hazard SCALANCE W700 devices are designed for operation with a directly connectable safety extra-low voltage or with the power supply adapters available as accessories (available only for the SCALANCE W786 device).
- Page 42 Connection 5.2 Lightning protection, power supply and grounding Notice for USA/Canada (UL Requirements) When an external antenna or the device itself is located outdoor: - The Ethernet-Port (RJ45) is considered a TNV-1 circuit (according IEC 60950-1). Connected Ethernet circuits must fulfill TNV-1 requirements (SELV circuits are not sufficient). - The device must be properly earthed at the chassis earthing terminal.
- Page 43 Connection 5.2 Lightning protection, power supply and grounding General notes on use in hazardous areas according to UL-HazLoc WARNING EXPLOSION HAZARD You may only connect or disconnect cables carrying electricity when the power supply is switched off or when the device is in an area without inflammable gas concentrations. This equipment is suitable for use in Class I, Division 2, Groups A, B, C and D or non- hazardous locations only.
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Page 44: Suitable Cables For Power Supply And Ethernet
Connection 5.3 Suitable cables for power supply and Ethernet Suitable cables for power supply and Ethernet Cable specification The following table lists the requirements for a cable depending on the use case. Application Specification Direct 24 V DC supply Round cable cross-section with •... - Page 45 Connection 5.3 Suitable cables for power supply and Ethernet WARNING Only use cables suitable for high temperatures! If temperatures in excess of 70 °C occur on the cable or at the housing socket, or the temperature at the branching points of the cables exceeds 80 °C, special measures need to be taken.
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Page 46: Connecting The Cables
Connection 5.4 Connecting the cables Connecting the cables Procedure WARNING Danger from line voltage If the housing is not perfectly sealed, there is a danger to life due to the line voltage if the SCALANCE W786 is subjected to spray water or dampness. Make sure that you keep to the following safety rules. - Page 47 Connection 5.4 Connecting the cables Figure 5-1 Connecting a cable and fitting the strain relief clamps Follow the steps below to connect cables to the SCALANCE W786: 1. Connect the cables to the appropriate contacts. (Position A in the figure above) You have the following options: –...
- Page 48 Connection 5.4 Connecting the cables – 24 V DC power supply. Use the connector supplied with the SCALANCE W786. For details of the terminal assignment, refer to the section "Connectors for the power supply". – 12 - 24 V DC or 100 - 240 V AC power supply. With these power supplies, you require a power supply adapter (do not ship with the SCALANCE W786).
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Page 49: Connecting The Power Supply
Connection 5.5 Connecting the power supply Connecting the power supply Possible power supplies You have the following options for the power supply of the SCALANCE W786: Direct 24 VDC supply - direct voltage A 2-terminal terminal block ships with the SCALANCE W786. Power supply adapter 12 to 24 VDC - direct voltage The power supply adapter Power Supply PS791-2DC is available as an accessory, article number: 6GK5791-2DC00-0AA0... - Page 50 Connection 5.5 Connecting the power supply Procedure for connecting the supplied connector for direct supply 24 VDC The cable for direct power supply is connected to the SCALANCE W786 with the supplied connector. The connector is safe against polarity reversal and can only be inserted in the left-hand half of the housing.
- Page 51 Connection 5.5 Connecting the power supply Follow the steps below to connect a 24 VDC cable to a SCALANCE W786: 1. Connect the supplied connector to the 24 VDC cable. 2. Press the plug into the left-hand half of the socket until it locks in place. 3.
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Page 52: Connecting A Power Supply Adapter
Connection 5.6 Connecting a power supply adapter Connecting a power supply adapter Input voltage options The optional power supply adapter is available in two versions: ● Power supply adapter for 12 to 24 VDC direct voltage Power Supply PS791-2DC article number: 6GK5791-2DC00-0AA0 ●... - Page 53 Connection 5.6 Connecting a power supply adapter Note Applies only to SCALANCE W786-2 If a SCALANCE W786-2 is operated with six external antennas, the power supply for 12 to 24 VDC cannot be supplied redundantly. In this case, there is no further opening in the housing for a second power cable.
- Page 54 Connection 5.6 Connecting a power supply adapter Applies only to the power supply adapter PS791-2AC (100 to 240 VAC) WARNING Danger from line voltage The strain relief clamp may damage the insulation under unfavorable circumstances. You run the risk of encountering danger from line voltage through the strain relief clamp. For a line with 100 to 240 VAC use an insulated strain relief clamp only;...
- Page 55 Connection 5.6 Connecting a power supply adapter Follow the steps below to fit and connect a power supply adapter: 1. Fit the power supply adapter in the SCALANCE W786 as shown in the figure above. – The connector on the rear of the power supply adapter must engage fully in the socket of the housing.
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Page 56: Connecting To Industrial Ethernet
Connection 5.7 Connecting to Industrial Ethernet Connecting to Industrial Ethernet With the W786, the Ethernet cable is connected via an RJ-45 jack (copper cable). The following figure shows the position of the Ethernet interface with the housing cover open: Figure 5-6 Position of the Ethernet interface Device variant W786-x RJ-45 Follow the steps below to connect an Ethernet cable to a SCALANCE W786 with an RJ-45... -
Page 57: Sfp/Sfp+ Transceivers
NOTICE Use only approved SFP transceivers If you use SFPs not approved by Siemens AG, Siemens cannot accept any responsibility for the correct functioning of the device according to the specification. If components are used that have not been Siemens approved, Siemens cannot vouch for their compatibility or for risk-free use of these components. - Page 58 Connection 5.8 SFP/SFP+ transceivers You will find detailed information on installing and connecting transceivers in the "Operating Instructions SFP/SFP+ Transceiver". This document is on the CD that ships with the SCALANCE W786 or W786C. NOTICE Insert and remove transceivers only when the power is off SFP/SFP+ transceivers may only be inserted in or removed from an SFP slot when the power supply to the device has been turned off.
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Page 59: Connecting External Antennas
Connection 5.9 Connecting external antennas Connecting external antennas How to connect external antennas Note • If both interfaces of access points with two IWLAN interfaces are operated in the same frequency range, – the distance between the antennas connected to R1A1, R1A2, R1A3 and those connected to R2A1, R2A2, R2A3 must be at least 1 m. - Page 60 Connection 5.9 Connecting external antennas Perform the following steps to connect a cable for an external antenna to a SCALANCE W786: 1. Insert the connector on the antenna cable into the R-SMA socket and tighten the sleeve nut of the plug on the socket (key size SW8), tightening torque 1 Nm. First connect the cable for the "R2"...
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Page 61: Technical Data
Technical data Technical specifications (SCALANCE W786C-2) The following technical specifications apply to the following devices: ● SCALANCE W786C-2 RJ45 ● SCALANCE W786C-2IA RJ45 ● SCALANCE W786C-2 SFP Note You will find detailed information on the transmit power and receiver sensitivity in the document "Leistungsdaten 802.11abgn PCIe Minicard / Characteristics 802.11abgn PCIe Minicard"... -
Page 62: Technical Data
Technical data 6.1 Technical specifications (SCALANCE W786C-2) Technical specifications Permitted cable lengths (Ethernet) (Alternative combinations per length range) IE TP torsion cable 0 ... 55 m 0 ... 45 m + 10 m TP cord IE FC TP marine cable 0 ... - Page 63 Technical data 6.1 Technical specifications (SCALANCE W786C-2) Technical specifications Permitted ambient conditions Ambient temperature Operation with 100 ... 240 VAC -40 °C to +60 °C You should also note the temperature ranges specified in the approvals. Maximum ambient temperature dur- With SFP variants depends on plug-in transceiver: ing operation SFP992-1...
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Page 64: Radiation Patterns Diagrams Of Scalance W786 Internal Antennas
Technical data 6.2 Radiation patterns diagrams of SCALANCE W786 internal antennas Radiation patterns diagrams of SCALANCE W786 internal antennas Horizontal radiation pattern 2500 MHz SCALANCE W786C Operating Instructions, 07/2019, A5E03692138-12... - Page 65 Technical data 6.2 Radiation patterns diagrams of SCALANCE W786 internal antennas Vertical radiation pattern 2500 MHz Horizontal radiation pattern 5800 MHz SCALANCE W786C Operating Instructions, 07/2019, A5E03692138-12...
- Page 66 Technical data 6.2 Radiation patterns diagrams of SCALANCE W786 internal antennas Vertical radiation pattern 5800 MHz SCALANCE W786C Operating Instructions, 07/2019, A5E03692138-12...
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Page 67: Dimension Drawing Scalance W786
Dimension drawing SCALANCE W786 Front view and view from above of the SCALANCE W786 SCALANCE W786C Operating Instructions, 07/2019, A5E03692138-12... - Page 68 Dimension drawing SCALANCE W786 SCALANCE W786C Operating Instructions, 07/2019, A5E03692138-12...
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Page 69: Approvals
Approvals You will find the approvals of the products in the reference work "Approvals SCALANCE W700 802.11n" on the Internet pages of Siemens Industry Online Support: ● Using the search function at Siemens Industry Online Support (https://support.industry.siemens.com/cs/ww/en/) ● Using the search function at Industrial communication (https://support.industry.siemens.com/cs/ww/en/ps/15859/cert) - Page 70 Approvals SCALANCE W786C Operating Instructions, 07/2019, A5E03692138-12...
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Page 71: Index
Index Resetting the device, 22 Restart of the device, 22 Antenna cables, 17 Antennas, 17 Article numbers, 5 Safety extra low voltage, 40, 41 Scope of delivery, 15 SELV, 40 Cables Permitted lengths, 61 Connectors, 15 Technical specifications, 61, 61 Type designations, 14 Dimension drawings, 67 Documentation on the CD, 5... - Page 72 Index SCALANCE W786C Operating Instructions, 07/2019, A5E03692138-12...