Siemens SIMATIC NET SCALANCE W734-1 Operating Instructions Manual Download

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Description of the device

3.4 Accessories

SCALANCE W774-1 /W734-1
Operating Instructions, 07/2020, C79000-G8976-C325-14

Cabinet feedthrough

Component

Description

Article number

IE M12 PANEL

FEEDTHROUGH

Cabinet feedthrough for conversion from M12

connector technology (D-coded, IP65) to RJ-45

connector technology (IP20)
pack of 5

6GK1901-0DM20-2AA5

IE M12 PANEL

FEEDTHROUGH

PRO

Cabinet feedthrough for conversion from M12

connector technology (D-coded, IP65) to M12

connector technology (D-coded, IP65)
pack of 5

6GK1901-0DM30-2AA5

IE M12 PANEL

FEEDTHROUGH

4X2

Cabinet feedthrough for conversion from M12

connector technology (X-coded, IP65/67) to RJ-45

connector technology (X-coded, IP20)
pack of 5

6GK1901-0DM40-2AA5

N-Connect/N-

Connect fe-

male/female

Panel Feed-

through

Panel feedthrough for wall thicknesses up to a

maximum of 4.5 mm, two N-Connect female con-

nectors.

6GK5798-2PP00-2AA6

N-

Connect/SMA-

Connect fe-

male/female

Panel Feed-

through

Panel feedthrough for wall thicknesses up to a

maximum of 5.5 mm, two N-Connect/SMA female

connectors.

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

, 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 x 0.75 mm

, robust, flexi-

ble, not assembled
Sold by the meter

6XV1801-2A

M12 PLUG-IN

CABLE

Flexible plug-in power cable to connect the power

supply 24 VDC, 4-wire, preassembled with a 4-pin

M12 plug and an M12 socket (A-coded)

6XV1801-5D*

* Available in different lengths

Summary of Contents for SIMATIC NET SCALANCE W734-1

Page 1: ...W734 1 Operating Instructions SCALANCE W Mainstream MSN 07 2020 C79000 G8976 C325 14 Introduction 1 Security recommendations 2 Description of the device 3 Mounting 4 Connection 5 Upkeep and maintenance 6 Technical data 7 Dimension drawings 8 Approvals 9 ...

Page 2: ... only 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 p...

Page 3: ...display 22 3 6 Reset button 24 4 Mounting 27 4 1 Wall mounting 28 4 2 Installing on an S7 300 standard rail 30 4 3 Installing on an S7 1500 standard rail 31 4 4 Installing on a DIN rail removing 32 5 Connection 35 5 1 Lightning protection power supply and grounding 36 5 2 Power supply 38 5 3 Ethernet 41 5 4 Antenna connectors 43 5 5 Replacing the PLUG C PLUG or KEY PLUG 45 5 6 Grounding 48 6 Upkee...

Page 4: ...Table of contents SCALANCE W774 1 W734 1 4 Operating Instructions 07 2020 C79000 G8976 C325 14 8 Dimension drawings 61 9 Approvals 63 Index 65 ...

Page 5: ...e version SCALANCE W774 W734 with firmware as of version 6 5 Purpose of the Operating Instructions Based on the operating instructions you will be able to install and connect up the SCALANCE W774 W734 correctly The configuration and the integration of the device in a WLAN are not described in these instructions Documentation on the accompanying DVD You can find detailed information about configura...

Page 6: ...s www 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 threa...

Page 7: ...the PLUG 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 adviso...

Page 8: ...t use the same password for different users and systems Keys and certificates The device contains a pre installed certificate with key Replace this certificate with a self made certificate with key We recommend that you use a certificate signed by a reliable external or internal certification authority You can install the certificate via the WBM System Load and Save Use the certification authority...

Page 9: ... SNMPv1 v2c is necessary SNMPv1 v2c is classified as non secure Use the option of 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 TFTP SFTP Use secure protocols when access to the device is not p...

Page 10: ...icated If optional the authentication can be configured as required Encryption Specifies whether the transfer is encrypted If optional the encryption can be configured as required Service Protocol port number Default port status Configurable Authentication Encryption Port Service DHCP client UDP 68 Outgoing only DHCP server UDP 67 Closed DNS client TCP 53 UDP 53 Outgoing only EthernetIP TCP 44818 ...

Page 11: ...11 Service Protocol port number Default port status Configurable Authentication Encryption Port Service Syslog Client UDP 514 Closed Syslog secure Client TCP 6514 Closed Telnet TCP 23 Open TFTP client UDP 69 Closed DCP Open LLDP Open RSTP Open iPRP Open MSTP Closed IPv6 Closed SIMATIC NET TIME Closed ...

Page 12: ...Security recommendations SCALANCE W774 1 W734 1 12 Operating Instructions 07 2020 C79000 G8976 C325 14 ...

Page 13: ...cription of the device SCALANCE W774 1 W734 1 RJ45 Antenna connector R1A1 PLUG slot RESET button Antenna connector R1A2 LEDs Ethernet connector P2 PoE capability Ethernet connector P1 Connector for power supply L1 L2 Eye for grounding diameter 4 5 mm wall mounting Figure 3 1 Device description of the RJ 45 variant ...

Page 14: ...ector R1A1 PLUG slot RESET button Antenna connector R1A2 LEDs Ethernet connector P2 PoE capability Ethernet connector P1 Connector for power supply L1 L2 Eye for grounding diameter 4 5 mm wall mounting Figure 3 2 Device description of the M12 variant 3 2 Structure of the type designation The type designation of the device is made up of several parts that have the following meaning ...

Page 15: ...consignment you have received is complete If the consignment is incomplete contact your supplier or your local Siemens office 3 4 Accessories PLUG Component Description Article number C PLUG Configuration PLUG Exchangeable storage medium for configuration data 256 MB 6GK1900 0AB10 KEY PLUG features Enabling of iFeatures and exchangeable storage medium for storage of configuration data KEY PLUG W78...

Page 16: ...r 6XV1841 2A IE FC TP ROBUST FLEXIBLE CABLE GP 2X2 PROFINET type B Flexible bus cable TPE outer jacket for connection to FC RJ 45 PLUG and FC OUTLET RJ 45 flexible wires 4 wire shielded CAT 5 Sold by the meter 6XV1841 2B IE FC TP FLEXIBLE CABLE GP 2X2 PROFINET type B Flexible bus cable TP installation cable flexible wires shielded CAT 5 Sold by the meter 6XV1870 2B IE FC TP TRAILING CABLE 2X2 PROF...

Page 17: ...ect fe male female Panel Feed through Panel feedthrough for wall thicknesses up to a maximum of 4 5 mm two N Connect female con nectors 6GK5798 2PP00 2AA6 N Connect SMA Connect fe male female Panel Feed through Panel feedthrough for wall thicknesses up to a maximum of 5 5 mm two N Connect SMA female connectors 6GK5798 0PT00 2AA6 Energy cable Component Description Article number Energy cable 2 x 0 ...

Page 18: ...00 2AA6 LP798 2N Lighting protector with N N female female connect or with quarter wave technology 6GK5798 2LP10 2AA6 Terminating resistor Component Description Article number TI795 1N Electrical connection N Connect male Pack of 1 6GK5795 1TN00 1AA0 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 ...

Page 19: ... Length Article number 1 m 6XV1875 5AH10 2 m 6XV1875 5AH20 5 m 6XV1875 5AH50 10 m 6XV1875 5AN10 For railway applications the following connecting cable are available Length Article number 1 m 6XV1875 5SH10 2 m 6XV1875 5SH20 5 m 6XV1875 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 ...

Page 20: ...N00 0AA6 ANT793 6DG Wide angle antenna mast wall mounting 9 dBi 5 GHz IP66 67 2 x N Connect fe male 6GK5793 6DG00 0AA0 ANT793 8DJ Directional antenna mast wall mounting 18 dBi 5 GHz IP67 2 x N Connect female 6GK5793 8DJ00 0AA0 ANT793 8DK Directional antenna mast wall mounting 23 dBi 5 GHz 2 x N Connect female 6GK5793 8DK00 0AA0 ANT793 8DL Directional antenna vertical horizontal polarized 5 GHz 14d...

Page 21: ...6MP Omnidirectional antenna 5 7 dBi 2 4 GHz and 5 GHz IP65 67 N Connect female 6GK5795 6MP00 0AA0 IWLAN RCoax Cable 2 4 GHz PE 1 2 Omnidirectional antenna 0 Bi 2 400 2 485 GHz N Connect female 6XV1875 2A IWLAN RCoax Cable 5 GHz PE 1 2 Omnidirectional antenna 0 Bi 5 150 5 875 GHz N Connect female 6XV1875 2D NOTICE ANT795 4MA The ANT795 4MA antenna has degree of protection IP30 and is therefore only...

Page 22: ... the operating status of the device LED Color Meaning L1 Off Power supply L1 too low Green Power supply L1 is applied L2 Off Power supply L2 too low Green Power supply L2 is applied PoE Off The device is not supplied using PoE Green The device is supplied using PoE P1 Off There is no connection over the Ethernet port P1 Green There is a connection over the Ethernet port P1 link Flashing green and ...

Page 23: ...nt is searching for a connection to an access point Flashing yellow Interval 100 ms on 100 ms off Access point mode With DFS 802 11h the channel is scanned for one minute for com peting radar signals before the channel can be used for data traffic Client mode The client waits for the MAC address due to the setting Automatic for the MAC mode parameter and is not connected to an access point Flashin...

Page 24: ...ote Primary user radar on all enabled channels only when DFS is enabled If the device detects competing radar signals on all enabled channels of the WLAN interface the F LED is lit and R1 flash No data traffic is then possible for the next 30 minutes After this time the device runs the scan again and checks whether a primary user still exists If no primary user is detected data traffic is possible...

Page 25: ...on the changes may be lost If you restart the device using the WBM menu command System Restart or using the CLI command restart in the Privileged EXEC Modus the configuration changes are always retained Upkeep and maintenance Loading new firmware If the Load Save menu command of Web Based Management is unsuccessful the reset button can be used to load new firmware This situation can occur if there...

Page 26: ...o the factory defaults during operation You will find more detailed information in the configuration manual in Resetting the device to factory defaults NOTICE Previous settings If you reset all the changes you have made will be overwritten by factory defaults NOTICE Inadvertent reset An inadvertent reset can cause disturbances and failures in the configured network with further consequences ...

Page 27: ...sible 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...

Page 28: ...ting SCALANCE W774 1 W734 1 28 Operating Instructions 07 2020 C79000 G8976 C325 14 4 1 Wall mounting Drilling template The location of the holes for mounting the SCALANCE W774 W734 on a wall is shown in the following figure ...

Page 29: ...the drill holes for wall mounting For the precise dimensions refer to the drilling template 2 Secure the device to the wall with two screws M4 The screws are not supplied with the device The type and length of the screws depend on the type of wall 3 Mount the connecting cables and the antenna see section Connecting up Page 35 ...

Page 30: ...andard rail Under such conditions the device can come out of the mounting If you use the device in a heavy load area mount it on an S7 1500 mounting rail or on the wall Follow the steps below to fit the SCALANCE W774 W734 to an S7 300 standard rail 1 Place the device on the upper edge of the S7 300 standard rail as shown in the figure 2 Screw the housing to the S7 300 standard rail The required sc...

Page 31: ...tandard rail Procedure Follow the steps below to fit the SCALANCE W774 W734 to an S7 1500 standard rail 1 Place the device on the upper edge of the S7 1500 standard rail as shown in the figure 2 Screw the housing to the S7 1500 standard rail The required screw ships with the device 3 Mount the connecting cables and the antenna see section Connecting up Page 35 ...

Page 32: ...rail removing Procedure for installation Follow the steps below to fit the SCALANCE W774 W734 to a DIN rail 1 Place the device on the upper edge of the DIN rail as shown in the figure 2 Press the device against the DIN rail until the DIN rail slider catch locks in place 3 Mount the connecting cables and the antenna see section Connecting up Page 35 ...

Page 33: ...G8976 C325 14 33 Procedure when removing Follow the steps below to remove the SCALANCE W774 W734 from a DIN rail 1 Turn off the power to the device 2 Disconnect all connected cables 3 Pull the DIN rail slider down with a screwdriver 4 Tilt the SCALANCE W774 W734 forward and remove the device from the DIN rail ...

Page 34: ...Mounting 4 4 Installing on a DIN rail removing SCALANCE W774 1 W734 1 34 Operating Instructions 07 2020 C79000 G8976 C325 14 ...

Page 35: ...S I DIVISION 2 OR ZONE 2 WARNING EXPLOSION HAZARD DO NOT OPEN WHEN ENERGIZED Note Strain relief for the Ethernet cables In order to avoid mechanical stress on the Ethernet cables and resulting interruption of the contact fasten the cables at a short distance from the connector using a cable guide or busbar Note Close unused sockets Close all unused M12 sockets with protective caps tightening torqu...

Page 36: ...ries Page 15 of SIMATIC NET Industrial WLAN 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 the lightning protector LP798 1N can be used WARNING Danger due to lightning strikes Installing this lightning protector between an antenna and a SCALANCE W700 is not adequate protection a...

Page 37: ...s is the 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 toucha...

Page 38: ...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 for use in Class I Zone 2 Group IIC or non hazardous locations only 5 2 Power supply Note Galvanic isolation of the power supply unit To ensure dielectric strength ...

Page 39: ...g properties Round cable cross section with 6 to 8 mm diameter Two wire cable with 0 5 to 1 5 mm2 cross section per wire Permitted tensile load at least 100 N UL Listing of the cables according to the national installation regulations In areas where NEC or CEC applies Type PTLC or ITC Power over Ethernet via the RJ 45 Ethernet interface P2 position The other Ethernet interface P1 is not capable of...

Page 40: ...h 6 to 8 mm diameter Two wire cable with 0 5 to 1 5 mm2 cross section per wire Permitted tensile load at least 100 N UL Listing of the cables according to the national installation regulations In areas where NEC or CEC applies Type PTLC or ITC Power over Ethernet via the M12 Ethernet interface P2 position The other Ethernet interface P1 is not capable of PoE The four pin M12 socket has the followi...

Page 41: ... a plug via which the device is supplied with power using PoE disable the relevant PoE power supply Note Phantom power only with SCALANCE W774 M12 EEC The SCALANCE W774 M12 EEC device only supports the standard IEEE 802 3 at type 2 With this device the attachment to Ethernet is only possible using four wire cables For this reason no PSE Power Sourcing Equipment can be used that only supplies the p...

Page 42: ...erface P1 Ethernet interface P2 The power can also be supplied via this interface Power over Ethernet SCALANCE W774 W734 M12 EEC Ethernet interface P1 Ethernet interface P2 The power can also be supplied via this interface Power over Ethernet The four pin connecting socket has the following pin assignment Pin Assignment 1 TX 2 RX 3 TX 4 RX ...

Page 43: ...E W774 1 W734 1 Operating Instructions 07 2020 C79000 G8976 C325 14 43 5 4 Antenna connectors The SCALANCE W774 W734 has two antenna connectors of the type R SMA located on the top of the device Antenna connector R1 A1 Antenna connector R1 A2 ...

Page 44: ...the socket key size SW8 tightening torque 1 Nm If you only use one antenna you need to connect this to the device via antenna connector R1 A1 position 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 device Figure 5 1 Figure of the ANT795 4MA the arrow points to t...

Page 45: ...You will find detailed information in the section Accessories Page 15 5 5 Replacing the PLUG C PLUG or KEY PLUG NOTICE Do not remove or insert a C PLUG KEY PLUG during operation A PLUG may only be removed or inserted when the device is turned off The device checks whether or not a PLUG is inserted at one second intervals If it is detected that the PLUG was removed there is a restart If a KEY PLUG ...

Page 46: ...iguration directly on the PLUG if this is in the ACCEPTED status The internal memory is neither read nor written Response to errors Inserting a PLUG that does not contain the configuration of a compatible device type accidentally removing the PLUG KEY PLUG or general malfunctions of the PLUG are signaled by the diagnostics mechanisms of the device LEDs Web Based Management WBM SNMP Command Line In...

Page 47: ...evice 2 Release the screw slot cover position and swing the slot cover to the side position 3 Insert a screwdriver between the front edge of the PLUG Position and the slot and release the PLUG 4 Remove the PLUG from the slot 5 Screw the cover back onto the device Note Loss of the configuration The reset button is directly beside the slot for the PLUG The reset button cannot be used to remove the P...

Page 48: ... position to secure the slot cover Licenses on the KEY PLUG A C PLUG only stores information about the configuration of a device In addition to the configuration a KEY PLUG also contains a license with which you can enable special functions for example iFeatures You will find the article numbers in Accessories 5 6 Grounding Grounding with wall mounting The device is grounded by the securing screw ...

Page 49: ...onfiguration user accounts certificates including the corresponding firmware on multiple devices The PRESET PLUG is write protected You configure the PRESET PLUG using the Command Line Interface CLI Creating a PRESET PLUG You create the PRESET PLUG using the Command Line Interface CLI You can create a PRESET PLUG from any PLUG To do this follow the steps outlined below Note Using configurations wi...

Page 50: ... information on this in the operating instructions of your device 3 Insert the PRESET PLUG correctly oriented into the slot The PRESET PLUG is correctly inserted when it is completely inside the device and does not jut out of the slot 4 Turn on the power to the device again If there is a different firmware version on the device to be installed compared with that on the PRESET PLUG an upgrade downg...

Page 51: ...face CLI to reset the preset function To do this follow the steps outlined below 1 Start the remote configuration using Telnet CLI and log on with a user with the admin role 2 Change to the Global configuration mode with the command configure terminal 3 You change to the PLUG configuration mode with the plug command 4 Enter the command factoryclean The PRESET PLUG is formatted and the preset funct...

Page 52: ...ghtening torque 0 8 Nm to ensure that the device is closed and water and dust proof With SINEC PNI Follow the steps below to reset the device parameters to the factory settings with the SINEC PNI 1 Select the device whose parameters you want to reset 2 Click the Reset device button 3 Select the Reset to factory settings option in the following dialog Via the configuration You will find detailed in...

Page 53: ...PC to the SCALANCE W over the Ethernet interface 6 Assign an IP address to the SCALANCE W with the SINEC PNI 7 Open a DOS box and change to the directory where the file with the new firmware is located and then execute the command tftp i ip address PUT firmware As an alternative you can use a different TFTP client 8 Close the cover to ensure that the device is closed and water and dust proof Note ...

Page 54: ...Upkeep and maintenance 6 3 Firmware update via WBM or CLI not possible SCALANCE W774 1 W734 1 54 Operating Instructions 07 2020 C79000 G8976 C325 14 ...

Page 55: ...2 11 abgn SCALANCE W770 W730 on the supplied data medium REF_W770 RadioInterface pdf Technical specifications Data transfer Ethernet transfer rate 10 100 Mbps Wireless transmission rate 1 300 Mbps Wireless standards supported IEEE 802 11a IEEE 802 11b IEEE 802 11g IEEE 802 11n Power supply standards supported Standards IEEE 802 3at type 1 802 3af 802 3at type 2 Power over Ethernet Class Class 2 Mo...

Page 56: ... 24 VDC supply Supply voltage from terminal block 24 VDC Safe Extra Low Voltage SELV Permitted range 19 2 to 28 8 VDC Design Terminal block 4 terminals Properties Electrically isolated redundant design PoE to 24 VDC non redundant design Supply voltage from PoE Power supply 48 VDC Permitted range 36 to 57 VDC Fusing 2 A 24 VDC 1 A 48 V PoE Current consumption At 24 VDC typical 250 mA With PoE typic...

Page 57: ...pends on the hardware version of the device Devices with a hardware version 3 have PoE class 2 Devices with a lower hardware version have PoE class 3 7 2 Technical specifications W774 M12 The following technical specifications apply to the following devices SCALANCE W774 1 M12 EEC Note You will find detailed information on the transmit power and receiver sensitivity in the document Performance dat...

Page 58: ... TP festoon cable IE FC TP food cable 0 85 m 0 75 m 10 m TP cord IE FC TP standard cable 0 100 m 0 90 m 10 m TP cord Wireless interface Antenna connector Quantity 2 Design R SMA female Impedance 50 Ω nominal Frequency range 2412 2480 MHz 4920 5875 MHz Electrical data Direct 24 VDC supply Supply voltage from socket 24 VDC Safe Extra Low Voltage SELV Permitted range 20 19 2 to 28 8 VDC meets UL requ...

Page 59: ...at max 60 C ambient temperature Contaminant concentration According to IEC 60721 Degree of protection IP code IP30 Dimensions and weight Dimensions W x H x D 26 x 156 x 127 mm height without antenna connector 147 mm Weight 520 g Installation options Direct Wall mounting With additional holding plate Mast mounting Installation on a DIN rail Installation on an S7 300 standard rail Installation on an...

Page 60: ...Technical data 7 2 Technical specifications W774 M12 SCALANCE W774 1 W734 1 60 Operating Instructions 07 2020 C79000 G8976 C325 14 ...

Page 61: ...SCALANCE W774 1 W734 1 Operating Instructions 07 2020 C79000 G8976 C325 14 61 Dimension drawings 8 SCALANCE W774 734 RJ 45 ...

Page 62: ...Dimension drawings SCALANCE W774 1 W734 1 62 Operating Instructions 07 2020 C79000 G8976 C325 14 SCALANCE W774 M12 EEC ...

Page 63: ...unction at Siemens Industry Online Support https support industry siemens com cs gb en Using the search function at Industrial communication https support industry siemens com cs gb 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 ...

Page 64: ...Approvals SCALANCE W774 1 W734 1 64 Operating Instructions 07 2020 C79000 G8976 C325 14 ...

Page 65: ...ed lengths 55 57 Configuration manuals 52 D Dimension drawing 61 Documentation on the CD 5 E Ethernet Connectors 41 PoE 39 F Factory defaults 26 51 Factory setting 51 G Grounding 37 I Interfaces 55 57 L LED display 22 Lightning protection 36 Loading firmware 24 P Power over Ethernet 39 Power supply 39 Primary user radar 22 Protective caps 15 R Reset button 24 Reset device 51 Resetting the device 2...

Page 66: ...Index SCALANCE W774 1 W734 1 66 Operating Instructions 07 2020 C79000 G8976 C325 14 Type designations 14 ...

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