background image

92  Use in Hazardous Environments 

WAGO-I/O-SYSTEM 750 

 

 

750-564 4AO U/I 

Manual 

 

Version 1.0.0  

 

 

 

Figure 36: Text Detail – Marking Example for Approved Ex i I/O Modules According to CEC 18 

attachment J 

Table 73: Description of Marking Example for Approved Ex i I/O Modules According to CEC 18 

attachment J 

Marking 

Description 

Dust 

 

Ex 

Explosion protection mark 

nA 

Type of protection 

[ia IIIC] 

Type of protection and equipment protection 

level (EPL): Associated apparatus with intrinsic 

safety circuits for use in Zone 20  

IIC 

Group 

T4 

Temperature class  

Gc 

Equipment protection level (EPL) 

Symbol used to denote specific conditions of use 

Gases 

 

Ex 

Explosion protection mark 

nA 

Type of protection 

[ia Ga] 

Type of protection and equipment protection 

level (EPL): Associated apparatus with intrinsic 

safety circuits for use in Zone 0  

IIC 

Group 

T4 

Temperature class 

Gc 

Equipment protection level (EPL) 

Symbol used to denote specific conditions of use 

 

 

 

 

Summary of Contents for 750-564

Page 1: ...Manual WAGO I O SYSTEM 750 750 564 4AO U I 4 Channel Analog Output Module Voltage Current Version 1 0 0...

Page 2: ...l support wago com 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 informa...

Page 3: ...dvice Precautions 12 3 Device Description 15 3 1 View 18 3 2 Connectors 19 3 2 1 Data Contacts Local Bus 19 3 2 2 Power Jumper Contacts Field Supply 20 3 2 3 Push in CAGE CLAMP Connectors 21 3 3 Displ...

Page 4: ...CKPIT 73 7 3 Configuration and Parameterization via GSD File 74 8 Scaling Measured Values 80 9 Calibrating Measured Values 81 9 1 1 Example of Determining Gain and Offset 81 10 Diagnostics 83 10 1 Err...

Page 5: ...manual for the used fieldbus coupler or controller Consider power layout of the WAGO I O SYSTEM 750 In addition to these operating instructions you will also need the manual for the used fieldbus cou...

Page 6: ...rate risk potentially hazardous situation which if not avoided could result in death or serious injury Personal Injury Indicates a low risk potentially hazardous situation which if not avoided may res...

Page 7: ...O SYSTEM 750 Notes about this Documentation 7 750 564 4AO U I Manual Version 1 0 0 Additional Information Refers to additional information which is not an integral part of this documentation e g the I...

Page 8: ...marked in italic type e g C Program Files WAGO Software Menu 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 Fi...

Page 9: ...the coupler or controller should always be carried out by qualified personnel with sufficient skills in PLC programming 2 1 3 Use of the 750 Series in Compliance with Underlying Provisions Fieldbus c...

Page 10: ...les contain no parts that can be serviced or repaired by the user The following actions will result in the exclusion of liability on the part of WAGO Kontakttechnik GmbH Co KG Repairs Changes to the h...

Page 11: ...ent to your local collection point Improper disposal of electrical and electronic equipment can be harmful to the environment and human health 2 1 5 2 Packaging Packaging contains materials that can b...

Page 12: ...uarantee mechanical stability Restrict access to authorized personnel and may only be opened with tools Ensure disconnect and overcurrent protection The device is intended for installation in automati...

Page 13: ...the field voltage Do not exceed the maximum total current for I O modules 5 VDC via data contacts The maximum permissible total current for internal system supply of the I O modules may not be exceede...

Page 14: ...cts with propanol Do not use any contact spray Do not use any contact spray The spray may impair contact area functionality in connection with contamination Do not reverse the polarity of connection l...

Page 15: ...le or from the fieldbus coupler controller via blade formed power jumper contacts It then provides these potentials to subsequent I O modules via spring formed power jumper contacts Do not exceed maxi...

Page 16: ...09 750 342 19 750 352 14 750 362 02 750 363 03 Controller 750 823 03 750 841 21 750 842 19 750 843 03 750 852 14 750 862 02 750 871 09 750 872 05 750 873 05 750 880 14 750 881 14 750 882 14 750 885 14...

Page 17: ...ldbus Coupler Controller PFC Item No Firmware Version Modbus Fieldbus Coupler 750 315 300 000 01 750 316 300 000 01 Controller 750 815 300 000 01 750 816 300 000 01 EtherCat Fieldbus Coupler 750 354 0...

Page 18: ...s Description Details See Section 1 Marking possibility with Mini WSB 2 Status LEDs Device Description Display Elements 3 Data contacts Device Description Connectors 4 Push in CAGE CLAMP connectors De...

Page 19: ...a Contacts Local Bus Communication between the head station and the I O modules as well as the system supply of the I O modules is carried out via the local bus The contacting for the local bus consis...

Page 20: ...eld supply 3 Blade contact Potential feed in 0 V for field supply 4 Blade contact Potential feed in Uv for field supply Do not exceed maximum values via power contacts The maximum current that can flo...

Page 21: ...rent output S2 4 Positive sense input S2 12 Negative sense input 3 AO3 5 Positive voltage current output AO3 13 Negative voltage current output S3 6 Positive sense input S3 14 Negative sense input 4 A...

Page 22: ...Error signaling for channel 2 wire break short circuit wiring errors faulty field power supply or internal error 3 Status LED 3 3 Green Status signal for channel 3 operational readiness and local bus...

Page 23: ...I O SYSTEM 750 Device Description 23 750 564 4AO U I Manual Version 1 0 0 You can find the interpretation of the internal LED states in Section Diagnostics 3 4 Schematic Diagram Figure 6 Schematic Dia...

Page 24: ...umper contact 24 VDC 25 30 Power consumption system supply 5 V 55 mA Power consumption field supply I O module with no external load 20 mA at 24 V Power consumption field supply for typical operating...

Page 25: ...ent output 600 Outputs with feedback protection up to 31 2 V Diagnostics Wire break1 short circuit2 wiring errors faulty field power supply internal error Resolution configurable 16 bit with positive...

Page 26: ...wire 0 25 mm 1 5 mm AWG 22 16 Stripped lengths 8 mm 9 mm 0 33 in 3 5 5 Climatic Environmental Conditions Table 14 Technical Data Climatic Environmental Conditions Surrounding air temperature operation...

Page 27: ...929 X II 3 G Ex ec IIC T4 Gc IECEx TUN 14 0035 X Ex ec IIC T4 Gc UL E198726 for Use in Hazardous Locations Cl I Div 2 Group A B C D T4 The following ship approvals have been granted to 750 564 I O mod...

Page 28: ...0 Explosive atmospheres Equipment protection by increased safety e IEC 60079 7 UL Ordinary Locations UL Standard for Safety for Industrial Control Equipment UL 61010 2 201 UL Hazardous Locations STAND...

Page 29: ...he WAGO I O CHECK commissioning tool Alternatively the I O module can also be parameterized via the PROFIBUS and PROFINET device description GSD file The description of the parameterization can be fou...

Page 30: ...put Byte 0 Control byte CH1_C0 Byte 0 Status byte CH1_S0 Byte 1 Process value CH1_D0 Byte 1 Reserved Byte 2 Process value CH1_D1 Byte 2 Reserved Byte 3 Control byte CH2_C1 Byte 3 Status byte CH2_S1 By...

Page 31: ...erefore the following description in this section applies to all control and status bytes of the I O module Table 17 Control Byte CH1_C0 Control Byte CH1_C0 Byte 0 Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2...

Page 32: ...open or in an excessively high ohm state or external voltage on analog output AO1 and AO1 or sense input S1 and S1 or short circuit on the sense input between S1 and S1 Power supply fault Power suppl...

Page 33: ...0 10 V 16 Bit 0x04 0 10 V 0 10 V 15 Bit 0x05 2 10 V 2 10 V 16 Bit 0x05 2 10 V 2 10 V 15 Bit 0x06 10 V 10 10 V 15 Bit VZ 0x07 0 10 mA 0 10 mA 16 Bit 0x07 0 10 mA 0 10 mA 15 Bit 0x08 2 10 mA 2 10 mA 16...

Page 34: ...15 Bit Resolution Voltage Value U Process Value hex Process Value dec 0 V 0x0000 0 1 V 0x1999 6553 2 V 0x3333 13107 3 V 0x4CCC 19660 4 V 0x6666 26214 5 V 0x7FFF 32767 Table 22 1 5 V 16 Bit Resolution...

Page 35: ...0 10 V 16 Bit Resolution Voltage Value U Process Value hex Process Value dec 0 V 0x0000 0 1 V 0x199A 6554 2 V 0x3333 13107 3 V 0x4CCD 19661 4 V 0x6666 26214 5 V 0x8000 32768 6 V 0x9999 39321 7 V 0xB3...

Page 36: ...0 3 V 0x2000 8192 4 V 0x4000 16384 5 V 0x6000 24576 6 V 0x8000 32768 7 V 0x9FFF 40959 8 V 0xBFFF 49151 9 V 0xDFFF 57343 10 V 0xFFFF 65535 Table 28 2 10 V 15 Bit Resolution Voltage Value U Process Valu...

Page 37: ...xF333 3277 0 V 0x0000 0 1 V 0x0CCC 3276 2 V 0x1999 6553 3 V 0x2666 9830 4 V 0x3333 13107 5 V 0x3FFF 16383 6 V 0x4CCC 19660 7 V 0x5999 22937 8 V 0x6666 26214 9 V 0x7332 29490 10 V 0x7FFF 32767 Table 30...

Page 38: ...AA 27306 11 V 0x7554 30036 12 V 0x7FFF 32767 Table 32 12 V Voltage Value U Process Value hex Process Value dec 12 V 0x8000 32768 11 V 0x8AAB 30037 10 V 0x9555 27307 9 V 0xA000 24576 8 V 0xAAAB 21845 7...

Page 39: ...E666 58982 10 mA 0xFFFF 65535 Table 34 0 10 mA 15 Bit Resolution Current Value I Process Value hex Process Value dec 0 mA 0x0000 0 1 mA 0x0CCD 3277 2 mA 0x1999 6553 3 mA 0x2666 9830 4 mA 0x3333 13107...

Page 40: ...575 9 mA 0x6FFF 28671 10 mA 0x7FFF 32768 Table 37 10 mA Current Value I Process Value hex Process Value dec 10 mA 0x8000 32768 9 mA 0x8CCD 29491 8 mA 0x999A 26214 7 mA 0xA666 22938 6 mA 0xB333 19661 5...

Page 41: ...0 0 1 mA 0x0CCD 3277 2 mA 0x199A 6554 3 mA 0x2666 9830 4 mA 0x3333 13107 5 mA 0x4000 16384 6 mA 0x4CCD 19661 7 mA 0x5999 22937 8 mA 0x6666 26214 9 mA 0x7333 29491 10 mA 0x8000 32768 11 mA 0x8CCC 36044...

Page 42: ...12 mA 0x4CCC 19660 13 mA 0x5333 21299 14 mA 0x5999 22937 15 mA 0x5FFF 24575 16 mA 0x6666 26214 17 mA 0x6CCC 27852 18 mA 0x7332 29490 19 mA 0x7999 31129 20 mA 0x7FFF 32768 Table 40 4 20 mA 16 Bit Resol...

Page 43: ...lue hex Process Value dec 4 mA 0x0000 0 5 mA 0x0800 2048 6 mA 0x1000 4096 7 mA 0x1800 6144 8 mA 0x2000 8192 9 mA 0x2800 10240 10 mA 0x3000 12288 11 mA 0x3800 14336 12 mA 0x4000 16384 13 mA 0x47FF 1843...

Page 44: ...0 16384 9 mA 0xC666 14746 8 mA 0xCCCD 13107 7 mA 0xD333 11469 6 mA 0xD999 9831 5 mA 0xE000 8192 4 mA 0xE666 6554 3 mA 0xECCC 4916 2 mA 0xF333 3277 1 mA 0xF999 1639 0 mA 0x0000 0 1 mA 0x0666 1638 2 mA...

Page 45: ...9 2 mA 0x1746 5958 3 mA 0x22E9 8937 4 mA 0x2E8B 11915 5 mA 0x3A2E 14894 6 mA 0x45D1 17873 7 mA 0x5174 20852 8 mA 0x5D17 23831 9 mA 0x68BA 26810 10 mA 0x745D 29789 11 mA 0x8000 32768 12 mA 0x8BA2 35746...

Page 46: ...89 2 mA 0x0BA3 2979 3 mA 0x1174 4468 4 mA 0x1746 5958 5 mA 0x1D17 7447 6 mA 0x22E8 8936 7 mA 0x28BA 10426 8 mA 0x2E8B 11915 9 mA 0x345D 13405 10 mA 0x3A2E 14894 11 mA 0x4000 16384 12 mA 0x45D1 17873 1...

Page 47: ...mA 0xC000 16384 10 mA 0xC5D1 14895 9 mA 0xCBA3 13405 8 mA 0xD174 11936 7 mA 0xD745 10427 6 mA 0xDD17 8937 5 mA 0xE2E8 7448 4 mA 0xE8BA 5958 3 mA 0xEE8B 4469 2 mA 0xF45D 2979 1 mA 0xFA2E 1490 0 mA 0x0...

Page 48: ...mA 0x2AAB 10923 3 mA 0x4000 16384 4 mA 0x5555 21845 5 mA 0x6AAA 27306 6 mA 0x8000 32768 7 mA 0x9555 38229 8 mA 0xAAAA 43690 9 mA 0xBFFF 49151 10 mA 0xD555 54613 11 mA 0xEAAA 60074 12 mA 0xFFFF 65535...

Page 49: ...7307 9 mA 0xA000 24576 8 mA 0xAAAB 21845 7 mA 0xB555 19115 6 mA 0xC000 16384 5 mA 0xCAAA 13654 4 mA 0xD555 10923 3 mA 0xE000 8192 2 mA 0xEAAA 5462 1 mA 0xF555 2731 0 mA 0x0000 0 1 mA 0x0AAA 2730 2 mA...

Page 50: ...r jumper contacts Do not touch the contacts Avoid contaminating the contacts Do not place the I O modules on the gold spring contacts Do not place the I O modules on the gold spring contacts in order...

Page 51: ...on via the power contacts are recognized as the I O modules with power contacts blade contacts cannot be linked to I O modules with fewer power contacts Insert I O modules only from the proper directi...

Page 52: ...ove and spring are connected to the preceding and following components Figure 7 Inserting I O Module Example 2 Press the I O module into the assembly until the I O module snaps into the carrier rail F...

Page 53: ...nd power contacts if any to the head station or to the preceding and if applicable following I O module are established 5 2 2 Removing the I O Module 1 Remove the I O module from the assembly by pulli...

Page 54: ...n CAGE CLAMP connection Do not connect more than one conductor at one single connection If more than one conductor must be routed to one connection these must be connected in an up circuit wiring asse...

Page 55: ...WAGO I O SYSTEM 750 Connect Devices 55 750 564 4AO U I Manual Version 1 0 0 Figure 10 Connecting a Conductor to a Push in CAGE CLAMP...

Page 56: ...nal lines for analog signals and I O modules which are equipped with shield clamps Only then can you ensure that the accuracy and interference immunity specified for the respective I O module can be a...

Page 57: ...WAGO I O SYSTEM 750 Connect Devices 57 750 564 4AO U I Manual Version 1 0 0 Figure 12 Connection Example 4 Conductor Connection with Sense Lines Voltage Output Only...

Page 58: ...o Section Service Firmware Update Downgrade Perform firmware downgrade see also Section Service Firmware Update Downgrade The following matrix indicates which tool can be used to make settings on the...

Page 59: ...and scaling settings Calibration of channels and adjustment of analog outputs Monitoring WAGO I O CHECK You can obtain the WAGO I O CHECK software on a CD under Item No 759 302 This CD contains all t...

Page 60: ...Example 7 1 1 Control Mode In Control Mode the process output data of the individual channels can be set via write rules assuming the fieldbus or a PFC application is not active 1 Click the I O module...

Page 61: ...ent status of the indicator is now displayed 3 Click the Process Data menu item Figure 16 Process Data Menu Item The dialog for controlling the process output data opens 4 Set the desired values for e...

Page 62: ...enabled 2 Click the Settings menu item again The parameterization dialog appears which forms the basis for the following description The parameterization dialog is divided into the following areas Fi...

Page 63: ...Explanation Exit Closes the parameterization dialog The connection to the I O module is interrupted Open Opens the dialog for loading a saved parameter file Save Opens the dialog for saving parameter...

Page 64: ...mon Figure 19 Common Menu Item The Common menu item contains the global parameters of the I O module that are valid for all channels Global module parameter settings can be overwritten by channel spec...

Page 65: ...visible in the fieldbus process image Extended With the Extended setting the control status byte is shown on the fieldbus process image Thus the diagnostic messages in the status byte can also be eva...

Page 66: ...ount of time specified here before a change to the output channels occurs This prevents output value jumps when the local bus restarts Input field 0 600 65535 Factory setting 7 1 3 2 Channel Settings...

Page 67: ...Items Channel 1 Channel 4 Parameter Value Description Signal type Channel deactivated 0 5 V 1 5 V 5 V 0 10 V 2 10 V 10 V 0 12 V 12 V 0 10 mA 2 10 mA 10 mA 0 20 mA 4 20 mA 20 mA 0 22 mA 22 mA 0 12 mA...

Page 68: ...setting of 0 10 V 0x0000 0 V and 0xFFFF 10 V Channel diagnosis Off Switches diagnostics on off for the channel in general Switching off channel diagnostics causes the settings for the individual diagn...

Page 69: ...to user substitute value A specified output value parameter User substitute value is written to the output stage Value setting process value User substitute value Input field Substitute value relates...

Page 70: ...mediate effect When the box is checked the setting is written immediately to the I O module it is not necessary to click the Write button The scaling process is performed on a channel basis therefore...

Page 71: ...entered must fall within the range from 2 0000 to 1 9999 The resolution of 1 16384 has already been taken into account for the decimal entry Process value Input field The process value current voltag...

Page 72: ...the box is checked the setting is written immediately to the I O module it is not necessary to click the Write button Click the Save button to save your settings The calibration process is performed...

Page 73: ...8 32767 Gain Input field The gain value is used as a gain factor applied to the process value The value entered must fall within the range from 2 0000 to 1 9999 The resolution of 1 16384 has already b...

Page 74: ...IBUS DP und PROFINET IO 750 0652 15 mod_1366809580641_6 docx 117978 3443444 1 7 3 1 4AO U I Configuration 7 3 1 1 PROFIBUS DP Fieldbus Couplers Controllers 750 333 0xx 000 750 833 0xx 000 If the afore...

Page 75: ...tion of 4AO U I 7 3 2 1 PROFIBUS DP Fieldbus Couplers Controllers 750 333 0xx 000 750 833 0xx 000 Based on the associated PROFIBUS GSD files the I O module can be supplied with operating parameters Th...

Page 76: ...ing WAGO I O SYSTEM 750 750 564 4AO U I Manual Version 1 0 0 Figure 25 Example General Module Channel Parameters Dialog with PROFINET IO Figure 26 Example Specific Module Channel Parameters Dialog wit...

Page 77: ...Table 57 Device Specific Parameters and Specific Module Channel Parameters GSD File WAGO I O CHECK Name Value Selection field Value Synchronous D A conversion I O module deactivated Synchronous D A co...

Page 78: ...value Set substitute value Substitute value Channel x x 0 3 0 65535 1 32768 0 32767 2 n a n a Factory setting 1 16 bit resolution 2 15 bit resolution 3 You can find further explanations in the manuals...

Page 79: ...x x 1 4 2 0000 1 0000 1 9999 3 Response to K Bus timeout Channel x x 0 3 deactivated Behaviour on K Bus timeout Channel x x 1 4 Deactivated hold last output value Hold last output value set output to...

Page 80: ...ignal type 0 10 V 0 V 12 V Signal type 2 10 V 0 V 12 V Signal type 10 V 12 V 12 V Signal type 0 12 V 0 V 12 V Signal type 12 V 12 V 12 V User scaling is optional The values for Gain and Offset are req...

Page 81: ...riable Explanation m Calibration gain gain factor b Calibration offset offset x1 Expected output voltage output current 1 x2 Expected output voltage output current 2 y1 Process value 1 y2 Process valu...

Page 82: ...the expected output voltage on the measuring instrument Example Process value 2 y2 9 V At 9 V the expected output voltage x2 9 05 V 9 Insert all calculated values into the respective equations You ob...

Page 83: ...States in Voltage Output Mode Diagnostics Status Byte Possible Cause Wiring Error 0x42 hex External voltage or short circuit on the analog output in question AOx AOx or sense input Sx Sx AO wiring er...

Page 84: ...ion 1 0 0 Table 67 Signal Evaluation for Each Channel Error LED Error LED state Possible interpretation Off No error Channel deactivated Diagnostics deactivated Red Wire break Short circuit Wiring err...

Page 85: ...and shall be used in accordance with the marking and installation regulations The following sections include both the general identification of components devices and the installation regulations to...

Page 86: ...SYSTEM 750 750 564 4AO U I Manual Version 1 0 0 11 1 Marking Configuration Examples 11 1 1 Marking for Europe According to ATEX and IECEx Figure 28 Marking Example per ATEX and IECEx Figure 29 Text D...

Page 87: ...osive dust atmosphere T135 C Maximum surface temperature of the enclosure no dust bin Dc Level of equipment protection EPL Mining I Device group Mining M2 Device category High degree of safety Ex Expl...

Page 88: ...ments WAGO I O SYSTEM 750 750 564 4AO U I Manual Version 1 0 0 Figure 30 Marking Example of an Approved I O Module Ex i per ATEX and IECEx Figure 31 Text Detail Marking Example of an Approved I O Modu...

Page 89: ...closure no dust bin Dc Level of equipment protection EPL Mining I Device group Mining M2 M1 Device category High level of safety with circuits that offer a very high level of safety Ex Explosion prote...

Page 90: ...NEC and Canada CEC Figure 32 Marking Example According to NEC Figure 33 Text Detail Marking Example According to NEC 500 Table 70 Description of Marking Example According to NEC 500 Marking Descripti...

Page 91: ...vel EPL Associated apparatus with intrinsic safety circuits for use in Zone 20 IIC Group T4 Temperature class Gc Equipment protection level EPL Figure 35 Text Detail Marking Example for Approved Ex i...

Page 92: ...otection ia IIIC Type of protection and equipment protection level EPL Associated apparatus with intrinsic safety circuits for use in Zone 20 IIC Group T4 Temperature class Gc Equipment protection lev...

Page 93: ...ng components The product is an open system As such the product must only be installed in appropriate enclosures or electrical operation rooms to which the following applies Can only be opened using a...

Page 94: ...rating DIP switches coding switches or potentiometers Replacing fuses Wiring connecting or disconnecting of non intrinsically safe circuits is only permitted in the following cases The circuit is disc...

Page 95: ...ne networks or telecommunication cables WARNING The radio receiver module 750 642 may only be used to connect to external antenna 758 910 WARNING Product components with fuses must not be fitted into...

Page 96: ...ule during the update process Do not interrupt the power supply Ensure that communication with the fieldbus coupler controller is not interrupted during the update process Any PLC application running...

Page 97: ...y be necessary to perform a recalibration in order to maintain the accuracy despite aging of individual components of the line The operator of the equipment must determine the intervals at which such...

Page 98: ...AO U I Manual Version 1 0 0 12 3 WAGO UII Unique Item Identifier Each I O module is provided with a unique WAGO UII Unique Item Identifier Application example The I O module can be permanently assigne...

Page 99: ...enu Items Channel 1 Channel 4 66 Figure 21 Marking Modified Parameters 67 Figure 22 Scaling Menu Item 70 Figure 23 Calibration Menu Item 72 Figure 24 Example Device Specific Parameters Dialog with PRO...

Page 100: ...e CH1_C0 31 Table 18 Status Byte CH1_S0 32 Table 19 Overview of Signal Types 33 Table 20 0 5 V 16 Bit Resolution 34 Table 21 0 5 V 15 Bit Resolution 34 Table 22 1 5 V 16 Bit Resolution 34 Table 23 1 5...

Page 101: ...plers 78 Table 61 PROFIenergy Parameters 3 PROFINET IO Couplers 79 Table 62 Variable Legend Scaling Process Values 80 Table 63 Variable Legend Calibrating Measured Values 81 Table 64 Error States in C...

Page 102: ...WAGO Kontakttechnik GmbH Co KG Postfach 2880 D 32385 Minden Hansastra e 27 D 32423 Minden Phone 49 571 887 0 Fax 49 571 887 844169 E Mail info wago com Internet www wago com...

Reviews: