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Connection

5.3 Power supply and Ethernet

SCALANCE W788C-2

36

Operating Instructions, 07/2019, A5E03692120-14

Note
Grounding connector
The device has a grounding connector on the back of the device (screw M4), see position

①

in the drilling pattern (Page 25). Connect the grounding cable before you mount the device.

Refer to the information in the section Mounting (Page 23).

Ethernet connector

Depending on the model, the connection of the SCALANCE W7x8 to Ethernet is either via

an RJ-45 interface or via an M12 interface.

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Summary of Contents for SCALANCE W788C-2

Page 1: ...IC NET Industrial Wireless LAN SCALANCE W788C 2 Operating Instructions 07 2019 A5E03692120 14 Introduction 1 Security recommendations 2 Description 3 Mounting 4 Connection 5 Technical data 6 Dimension drawings 7 Approvals 8 ...

Page 2: ...ly by personnel qualified for the specific task in accordance with the relevant documentation in particular its warning notices and safety instructions Qualified personnel are those who based on their training and experience are capable of identifying risks and avoiding potential hazards when working with these products systems Proper use of Siemens products Note the following WARNING Siemens prod...

Page 3: ...as 17 3 4 1 1 Flexible connecting cables 17 3 4 1 2 Antennas 18 3 5 LED display 21 4 Mounting 23 4 1 Securing the housing 24 4 2 Wall mounting 25 4 3 Installing on the S7 300 standard rail 26 4 4 Installing on the S7 1500 standard rail_W7x8_11n 27 4 5 Installing on a DIN rail 28 5 Connection 31 5 1 Safety when connecting up 31 5 2 Lightning protection power supply and grounding 32 5 3 Power supply...

Page 4: ...Table of contents SCALANCE W788C 2 4 Operating Instructions 07 2019 A5E03692120 14 ...

Page 5: ...rmware as of version 8 31 Purpose of the Operating Instructions Using the Operating Instructions you will be able to install and connect the SCALANCE W7x8 correctly The configuration and the integration of the device in a WLAN are not described in these instructions Documentation on the accompanying CD You will find introductory information about configuration in the document Getting Started SCALA...

Page 6: ...siemens com industrialsecurity 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 exposure to cyber threats To ...

Page 7: ...UG C PLUG KEY PLUG security PLUG contains sensitive data such as certificates keys etc that can be read out and modified Software security functions 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 a...

Page 8: ...ection deals with the security keys and certificates you require to set up HTTPS HyperText Transfer Protocol Secured Socket Layer We strongly recommend that you create your own HTTPS certificates and make them available There are preset certificates and keys on the device The preset and automatically created HTTPS certificates are self signed We recommend that you use HTTPS certificates signed eit...

Page 9: ... preventing write access The product provides you with suitable setting options If SNMP is enabled change the community names If no unrestricted access is necessary restrict access with SNMP Use SNMPv3 in conjunction with passwords HTTP HTTPS Telnet SSH Use secure protocols when access to the device is not prevented by physical protection measures To prevent unauthorized access to the device or ne...

Page 10: ...s encrypted Protocol Port number Port status Factory setting of the port Authentication SSH TCP 22 Open when configured Open Yes TELNET TCP 23 Open when configured Open Yes HTTP TCP 80 Open when configured Open Yes HTTPS TCP 443 Open when configured Open Yes SNTP NTP UDP 123 Open when configured Closed No SNMP UDP 161 Open when configured Open Yes PROFINET UDP 34964 UDP 49154 49155 Open Open No Sy...

Page 11: ...ectors on the top covered in the figure Devices with two IWLAN interfaces 3 connectors on the top and 3 on the underside Connector for power supply Connector for Ethernet RJ 45 type Screw down cover for the reset button and the PLUG compartment not with W788C Connector for the digital input output not with W788C PLUG compartment not with W788C Reset button Grounding connector thread M4 on the back...

Page 12: ... on the top covered in the figure Devices with two IWLAN interfaces 3 connectors on the top and 3 on the underside LEDs Connector for the supply voltage type M12 with cover Connector for Ethernet M12 type with cover Screw down cover for the reset button and the PLUG compartment not with W788C PLUG compartment not with W788C Reset button covered in the figure Grounding connector thread M4 on the ba...

Page 13: ...f the type designations SCALANCE W788C 2 Operating Instructions 07 2019 A5E03692120 14 13 3 2 Structure of the type designations The type designation of a SCALANCE W7x8 is made up of several parts that have the following meaning ...

Page 14: ...sockets Only with device variant RJ 45 IP30 4 pin terminal block for the supply voltage 4 pin terminal block for the digital input output 2 screws for mounting on an S7 300 standard rail SIMATIC NET Industrial Wireless LAN CD Note The mounting set with the holding plate does not ship with the device see Accessories Page 15 Please check that the consignment you have received is complete If the cons...

Page 15: ... PRO 4 x 2 M12 plug in con nector with rugged metal housing and FC connector technology with axial cable outlet X coded 1 connector per package 6GK1901 0DB30 6AA0 8 connectors per package 6GK1901 0DB30 6AA8 For the RJ 45 variants the following plug in connector is required Component Description Article number IE FC RJ45 PLUG 180 4 x 2 Industrial Ethernet FastConnect RJ45 Plug 180 4 x 2 RJ45 plug i...

Page 16: ...xi mum of 5 5 mm two N Connect SMA female connect ors 6GK5798 0PT00 2AA6 Energy cable Component Description Article number Energy cable 2 x 0 75 Energy cable for connection of signaling contact and power supply 24 VDC stranded wire 2 x 0 75 mm2 trailing type not assembled Sold by the meter 6XV1812 8A Robust Energy Cable 4 x 0 75 Energy cable for connection of power supply 24 VDC 4 wire stranded 4 ...

Page 17: ...al connection N Connect male 6GK5795 1TN00 1AA0 TI795 1R Electrical connection RSMA Connect male 6GK5795 1TR10 0AA6 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 Artic...

Page 18: ...V1875 5SH50 Flexible connecting cable IWLAN QMA N Connect male female Adapter cable for connecting a MIMO antenna with QMA connectors with the flexible connecting cables Preassembled with two connectors QMA male and N Connect female pack of 3 Length Article number 1 m 6XV1875 5JH10 For railway applications the following connecting cable is available Note Scope of delivery Pack of 1 Length Article ...

Page 19: ...o 180 6GK5795 4MA00 0AA3 ANT795 4MC Omnidirectional antenna 3 5 dBi 2 4 GHz and 5 GHz IP65 N Connect male for direct installation on the device straight connector 6GK5795 4MC00 0AA3 ANT795 4MD Omnidirectional antenna 3 5 dBi 2 4 GHz and 5 GHz IP65 N Connect male for direct installation on the device 90 connector 6GK5795 4MD00 0AA3 ANT795 6DC Wide angle antenna mast wall mounting 9 dBi 2 4 GHz and ...

Page 20: ...E ANT795 4MA The ANT795 4MA antenna has degree of protection IP30 and is therefore only suitable for dry environments 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 o...

Page 21: ...ating status and data transfer On the front of the housing several LEDs provide information on the operating status of the SCALANCE W7x8 LEDs with RJ 45 variants LEDs with M12 variants The LED display of the SCALANCE W788C 2 You can find information on the significance of the individual elements in the documentation of the WLC700 ...

Page 22: ...Description 3 5 LED display SCALANCE W788C 2 22 Operating Instructions 07 2019 A5E03692120 14 ...

Page 23: ...to service personnel or users that are aware of the reason for restricted access and the required safety measures at an ambient temperature higher than 50 C WARNING When used in hazardous environments corresponding to Class I Division 2 or Class I Zone 2 the device must be installed in a cabinet or a suitable enclosure General notes on use according to ATEX and IECEx WARNING Requirements for the c...

Page 24: ...g Installing on the S7 300 standard rail Installing on the S7 1500 standard rail Installing on a DIN rail 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 In this case install the device on an S7 300 ...

Page 25: ...120 14 25 4 2 Wall mounting Use the holes in the housing to screw the device to the wall or on a horizontal surface The location of the drill holes can be seen in the following figure The following dimensions are specified in mm Ground connector thread M4 Figure 4 1 Drilling template ...

Page 26: ... 14 4 3 Installing on the S7 300 standard rail Follow the steps below to install the SCALANCE W7x8 on a vertical S7 300 rail 1 Place the device on the upper edge of the S7 300 standard rail position A 2 Screw the device to the rail using the supplied screw position B Figure 4 2 Installing on an S7 300 standard rail ...

Page 27: ...7 4 4 Installing on the S7 1500 standard rail_W7x8_11n Follow the steps below to install the SCALANCE W7x8 on a vertical S7 1500 rail 1 Place the device on the upper edge of the S7 1500 standard rail position A 2 Screw the device to the rail using the supplied screw position B Figure 4 3 Installing on an S7 1500 standard rail ...

Page 28: ...r rail mounting on 35 mm DIN EN 50022 rails Bracket for DIN rail mounting Note The bracket for installation on a DIN rail does not ship with the product seeAccessories Page 15 The bracket consists of the following parts 1 DIN rail slider 1 spring 2 screws Mount the bracket on the rear of the device as shown in the figure below Figure 4 4 Fitting the DIN rail slider ...

Page 29: ... DIN rail The following figure shows the W7x8 mounted on a DIN rail Follow the steps outlined below 1 Place the device on the upper edge of the DIN rail position A 2 Pull the spring mounted DIN rail slider position B down and press the device against the DIN rail until it locks in place Figure 4 5 Installing on a DIN rail ...

Page 30: ...Mounting 4 5 Installing on a DIN rail SCALANCE W788C 2 30 Operating Instructions 07 2019 A5E03692120 14 ...

Page 31: ...ivision 2 or Zone 2 WARNING EXPLOSION HAZARD Do not open the device when the supply voltage is turned on Note Close unused sockets Close all unused M12 sockets with protective caps torque at least 0 4 Nm to achieve the specified type of protection Note Strain relief for the Ethernet cables In order to avoid mechanical stress on the Ethernet cables and resulting interruption of the contact fasten t...

Page 32: ... article number 6GK5798 2LP00 2AA6 Lightning protection element LP798 2N article number 6GK5798 2LP10 2AA6 Note We recommend that you use the maintenance free lightning protector LP798 2N Exception When there is also DC power supplied via the antenna cable In this case only use the lightning protector LP798 1N WARNING Danger due to lightning strikes Installing this lightning protector between an a...

Page 33: ...he case if you only operate devices with SELV safety extra low voltage Grounding WARNING Danger to life from overvoltage fire hazard When using outdoor antennas the shared or even grounded pin of the circuit must be connected to the shield of the coaxial cable and with all touchable conductive parts and circuits Otherwise in the event of a fault there may be illegally high voltages on touchable pa...

Page 34: ...t 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 This equipment is suitable fo...

Page 35: ...er over Ethernet PoE is also possible The devices support the standards 802 3at type 1 IEEE 802 3af and IEEE 802 3at type 2 Gigabit Ethernet When you connect to gigabit Ethernet the power supply is a phantom power supply over data wires 1 2 3 and 6 This corresponds to alternative A according to IEEE 802 3af Fast Ethernet On an 8 wire Fast Ethernet cable the power is supplied via the free data wire...

Page 36: ...nding connector on the back of the device screw M4 see position in the drilling pattern Page 25 Connect the grounding cable before you mount the device Refer to the information in the section Mounting Page 23 Ethernet connector Depending on the model the connection of the SCALANCE W7x8 to Ethernet is either via an RJ 45 interface or via an M12 interface ...

Page 37: ...with N Connect connectors 1 7 Nm with SMA R SMA connectors 1 Nm R SMA for degree of protection IP30 The SCALANCE W788C 2 RJ45 has antenna sockets of the type R SMA 3 on the top and 3 on the underside of the device NOTICE R SMA antenna connector When securing antennas to the device only the screw cap of the antenna can be rotated Rotating the entire antenna could damage the R SMA connector of the d...

Page 38: ...CALANCE W788C 2 M12 has antenna sockets of the type N Connect 3 on the top and 3 on the underside of the device Note Cabinet installation When installing the SCALANCE W7x8 in a cabinet you need to use detached antennas A suitable flexible connecting cable for a connection between SCALANCE W7x8 and a detached antenna are available from SIMATIC NET You will find detailed information in the section A...

Page 39: ...ed as soon as the associated WLAN Interface is turned on if no antenna is connected the relevant interface must also be disabled for RX and TX Otherwise there may be transmission disruptions You will find information on the configuration of the antennas in the following documents SCALANCE W7x8 SCALANCE W700 configuration manual section Configuring antennas SCALANCE W7x8C SCALANCE WLC711 User Guide...

Page 40: ...Connection 5 4 Antenna connectors SCALANCE W788C 2 40 Operating Instructions 07 2019 A5E03692120 14 ...

Page 41: ...rd Characteristics 802 11abgn PCIe Minicard REF_W700 RadioInterface pdf Technical specifications Data transfer Ethernet transfer rate 10 100 1000 Mbps Wireless transmission rate 1 450 Mbps Wireless standards supported IEEE 802 11a IEEE 802 11b IEEE 802 11g IEEE 802 11h IEEE 802 11n Power supply standards supported Type IEEE 802 3at type 1 802 3af IEEE 802 3at type 2 Power over Ethernet Class Class...

Page 42: ... M12 variants N Connect female Impedance 50 Ω nominal Frequency range 2412 2480 MHz 4920 5875 MHz Electrical data Direct 24 VDC supply Supply voltage from terminal block socket 24 VDC Safety Extra Low Voltage SELV Permitted range Non EEC variants 19 2 to 28 8 VDC EEC variants 16 8 31 2 VDC UL approvals only valid for 19 2 28 8 VDC Design RJ 45 variants Terminal block 4 terminals M12 variants M12 c...

Page 43: ...ortation 40 C to 70 C Relative humidity During operation 95 at 25 C no condensation Operating altitude During operation 2 000 m above sea level at max 60 C ambient temperature Contaminant concentration According to IEC 60721 Degree of protection IP code RJ 45 variants M12 variants IP30 IP65 Dimensions and weight Dimensions W x H x D RJ 45 variants M12 variants 158 x 200 x 79 mm 175 2 x 200 x 79 mm...

Page 44: ...Technical data 6 1 Technical specifications of the SCALANCE W788C 2 SCALANCE W788C 2 44 Operating Instructions 07 2019 A5E03692120 14 ...

Page 45: ...ructions 07 2019 A5E03692120 14 45 Dimension drawings 7 The following dimensions are specified in mm Dimension drawing of the SCALANCE W7x8 2 RJ45 degree of protection IP30 Figure 7 1 Front view RJ 45 Figure 7 2 View from above RJ 45 ...

Page 46: ...sion drawings SCALANCE W788C 2 46 Operating Instructions 07 2019 A5E03692120 14 Dimension drawing of the SCALANCE W7x8 2 M12 degree of protection IP65 Figure 7 3 Front view M12 Figure 7 4 View from above M12 ...

Page 47: ...n 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 Enter the entry ID of the relevant manual as the search item You will find the documentation for the SIMATIC NET products relevant here on the data storage medium that ships with some products Product CD pro...

Page 48: ...Approvals SCALANCE W788C 2 48 Operating Instructions 07 2019 A5E03692120 14 ...

Page 49: ...CD 5 E Ethernet 35 G Grounding 33 I Installation DIN rail 28 S7 1500 standard rail 27 S7 300 standard rail 26 Wall mounting 25 Interfaces 41 L LED display 21 Lightning protection 32 P Power supply 35 Protective caps 14 S Safety extra low voltage 33 Safety notices Use in hazardous areas 31 when connecting up 31 Scope of delivery 14 SELV 32 Supply voltage 33 T Technical specifications 41 41 Type des...

Page 50: ...Index SCALANCE W788C 2 50 Operating Instructions 07 2019 A5E03692120 14 ...

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