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www.2n.cz

2N  IP Safety

®

Emergency IP Intercom

Installation Manual

 

 

Version:

2.13

Summary of Contents for 01353-001

Page 1: ...www 2n cz 2N IP Safety Emergency IP Intercom Installation Manual Version 2 13 ...

Page 2: ...marks and or trademarks or brands protected by law 2N TELEKOMUNIKACE a s administers the FAQ database to help you quickly find information and to answer your questions about 2N products and services On www faq 2n cz you can find information regarding products adjustment and instructions for optimum use and procedures What to do if 2N TELEKOMUNIKACE a s hereby declares that the 2N product complies ...

Page 3: ...the holder of the ISO 9001 2009 certificate All development production and distribution processes of the company are managed by this standard and guarantee a high quality technical level and professional aspect of all our products ...

Page 4: ...efore You Start 2 2 Mechanical Installation 2 3 Electric Installation 2 3 1 Overvoltage Protection 2 4 Extending Module Connection 3 Function and Use 3 1 Configuration 3 2 Maintenance 3 3 Downloads 4 Technical Parameters 4 1 General drawings 5 Supplementary Information 5 1 Troubleshooting 5 2 Directives Laws and Regulations 5 3 General Instructions and Cautions ...

Page 5: ...2N TELEKOMUNIKACE a s www 2n cz 5 85 1 Product Overview Here is what you can find in this section 1 1 Components and Associated Products 1 2 Terms and Symbols ...

Page 6: ...al audibility even of persons talking at the same time under normal conditions 2N IP Safety can be provided with pre programmed buttons You can set up to three telephone numbers and time profiles for each of the buttons to increase the accessibility of the called party 2N IP Safety is equipped with an electric lock switch You can control the switch using a numerical keypad or during a call using a...

Page 7: ...klight Integrated electronic lock switches with wide setting options LAN PoE or external 12 V power supply Configuration via web interface or dedicated PC application SIP 2 0 support Up to 1999 telephone directory positions Up to 20 user time profiles Video codecs H 263 H 263 H 264 MPEG 4 JPEG Audio codecs G 711 G 729 G 722 L16 16 kHz HTTP server for configuration SNTP client for time synchronisat...

Page 8: ...N Part No Axis Part No 01353 001 1 button 10 W loudspeaker extra robust version control of two electric locks possibility of connecting additional switch 9152102W 2N Part No Axis Part No 01354 001 2 buttons with INFO and SOS labels 10 W loudspeaker extra robust version control of two electric locks ...

Page 9: ...emergency button 10 W loudspeaker extra robust version control of two electric locks possibility of connecting additional switch 2N IP Safety units can wall mounted without requiring any additional accessories Use the appropriate mounting box see below for plasterboard and flush mounting ...

Page 10: ...152000 2N Part No Axis Part No 01356 001 Mounting frame Orange Aluminum edge Good to cover the of the intercom in flush or plasterboard installation 9151001 2N Part No 01348 001 Axis Part No Brick flush mounting box Stainless steel Dimension 132 x 223 x 83 mm ...

Page 11: ...2N TELEKOMUNIKACE a s www 2n cz 11 85 9151002 2N Part No 01349 001 Aixs Part No Plasterboard flush mounting box Dimension 237 x 129 x 70 mm Hole 237 x 118 mm ...

Page 12: ...z 12 85 Mounting Accessories 9151005 2N Part No 01351 001 Axis Part No Gooseneck stand Height 120 cm 47 inch to the top of the intercom 9151007 2N Part No Axis Part No 01550 001 Gooseneck stand double Height 115 cm 45 and 203 cm 80 ...

Page 13: ...3 85 2N Part No 9151006 Axis Part No 01352 001 Installation adapter US only 2N Part No 9151018 Axis Part No 01345 001 Security screws An alternative that is safer than regular screws Torx with a pin Supplied with the appropriate handle ...

Page 14: ...Touch 2 0 black WiFi version second part no The elegant internal touch panel 2N Indoor Touch 2 0 is suitable for all On the panel s 2N IP intercoms display not only can you find out who is at the door but also start a conversation with the visitor open the lock or turn on the light in the entrance hall 2N Part No 91378382 Axis Part No 01425 001 2N Indoor Touch desk stand black ...

Page 15: ...e WiFi version second part no The elegant internal touch panel 2N Indoor Touch is suitable for all On the panel s 2 0 2N IP intercoms display not only can you find out who is at the door but also start a conversation with the visitor open the lock or turn on the light in the entrance hall 2N Part No 91378382W Axis Part No 01426 001 2N Indoor Touch desk stand white ...

Page 16: ...240 is the successor to the popular GXV3140 model which allows comfortable video calls in the IP network Touchscreen and keyboard control 91378358 2N Part No Axis Part No 01421 001 Grandstream GXV3275 VoIP telephone GXV3275 is the successor to the popular GXV3175 model which allows comfortable video calls in the IP network Touchscreen control ...

Page 17: ...low consumption For opening of the lock a short electrical impuls is sufficient which unlocks the lock Lock is then open until someone closes the door 932091E Part No BEFO 11211MB with mechanical blocking 12 V 230 mA DC low consumption Enables mechanically close or open the lock When opened the lock is open all the time When closed it behaves as standart electrical lock ...

Page 18: ...DC The failsafe lock is closed when electricity is switched on When electricity is interrupted the lock is opened Part No 932062E BEFO 321211 fail safe door signalling 12 V 170 mA The failsafe lock is closed when electricity is switched on When electricity is interrupted the lock is opened It contains a built in contact to indicate whether the door is open or closed Tip FAQ Electric locks Differen...

Page 19: ...njetor with EU cable PoE injector with US cable ethernet For power supply of intercom via cable when PoE switch is not available 91341481E Part No Stabilised 12 V 2 A power supply needs to be used when no PoE is available 932928 Part No 12 V transformer For 230 V mains voltage For external power supply of the lock with 12 V AC voltage ...

Page 20: ...ch to signal opening of the front panel Another one input is available 9159010 2N Part No Axis Part No 01386 001 2N Security Relay A handy add on that significantly enhances door entry security as it prevents tampering with the intercom and forced opening of the lock To be installed between intercom and lock powered by the intercom 9137410E 2N Part No Axis Part No 01397 001 External IP Relay 1 out...

Page 21: ...door inside a building 2N Part No 9159014EU UK 2N Part No 9159014US Axis Part No 01404 001 2N 2Wire set of 2 adaptors and power source for EU US UK The converter allows you to use 2N 2Wire existing wiring 2 wires from your original door bell or door intercom to connect any IP device You don t have to configure anything and you only need one unit at each end of the cable and a 2N 2Wire power source...

Page 22: ... sounds better 2N Part No 9159052 Axis Part No 01393 001 Stabilised 12 V 2 A power supply needs to be used when no PoE is available 2N Part No 9159051 Axis Part No 01392 001 2N Induction loop external antenna External antenna boosts the range of usability of the induction loop so that the disabled user can receive the audio signal in wider area Use an external antenna with the induction loop Part ...

Page 23: ...2N TELEKOMUNIKACE a s www 2n cz 23 85 9160501 2N Part No Axis Part No 0820 001 AXIS A9188 Network I O relay module Lift control relay module for up to 8 floors ...

Page 24: ...9137906 Axis Part No 01377 001 Enhanced Video 2N Part No 9137907 Axis Part No 01378 001 Enhanced Integration 2N Part No 9137908 Axis Part No 01379 001 Enhanced Security 2N Part No 9137909 Axis Part No 01380 001 Gold 2N Part No 9137910 Axis Part No 01381 001 InformaCast 2N Part No 9137915 Axis Part No 01382 001 NFC ...

Page 25: ...t No 9137916 Axis Part No 02001 001 Lift Module Tip Refer to the Configuration Manual for 2N IP intercoms Subs 3 2 for details Function Licensing Tip For more accessories and particular advice please contact your local distributor of 2N products ...

Page 26: ...al Safety Always abide by this information to prevent persons from injury Warning Always abide by this information to prevent damage to the device Caution Important information for system functionality Tip Useful information for quick and efficient functionality Note Routines or advice for efficient use of the device ...

Page 27: ...OMUNIKACE a s www 2n cz 27 85 2 Description and Installation Here is what you can find in this section 2 1 Before You Start 2 2 Mechanical Installation 2 3 Electric Installation 2 4 Extending Module Connection ...

Page 28: ...ended wrench 1x spare sealing for big bushing for a thick cable one hole 1x big blank with nut 1x brief manual 1x mounting template 1x grounding connector with the screw 4x screws 5 x 80 mm 4x intelligent 8 x 50 mm dowels 1x Certificate of ownership Note Mounting frame is not included it is sold separately as order no 9152000 Bushing set is the same as for but bushings are already 2N IP Force moun...

Page 29: ...ng Plasterboard Wall Mounting Use of Cable Bushings Common Mounting Principles Tip Select flush mounting where possible to make your product elegant looking more vandal resistant and more secure You can purchase the flush mounting box in advance and hire an installation professional to make the basic installation work Moreover the mounting box helps you align the intercom vertically with a deviati...

Page 30: ...ng removed the front panel make sure that no dirt gets inside the product especially onto the sealing surface and microphone sound guides Caution The warranty does not apply to the product defects and failures arisen as a result of improper mounting in contradiction herewith The manufacturer is neither liable for damages caused by theft within an area that is accessible after the attached electric...

Page 31: ...uctions below Make a hole using the template Suppose that all the required cables have been carried into the hole Put the intercom inside and place the set onto the hole to make sure that the hole is deep enough and the uneven edge is perfectly covered with the frame If the hole is perfect wall in the flush mounting box Remove the front panel from the intercom Select the holes for cable supply Ins...

Page 32: ...nuts Tighten all the screws properly Tip The screw tightening sequence may affect the intercom position We recommend to seal the frame wall gap with a silicone or another sealant to avoid wall dampening as a result of water leakage Do not complete mounting until you have finished electrical installation Flush Mounting Thermally Insulated Wall What You Need Longer screws depending on the thermal in...

Page 33: ...o The dowel length is 50 mm and the screw length is 90 mm Suppose that all the required cables have been carried into the drilled hole Now follow the instructions applicable for classic brick flush mounting However remember that thermally insulated walls show less strength than classic brick walls Flush Mounting Hollow Bricks What You Need Brick flush mounting box Part No 9151001 Hole 132 x 223 x ...

Page 34: ...h Mounting Plasterboard What You Need Plasterboard flush mounting box Part No 9151002 Hole 118 x 237 mm Use the plasterboard flush mounting box and follow the instructions included therein Wall Mounting What You Need Just your unit 2N IP Safety ...

Page 35: ...t the position with respect to the supply cables Where the 2N IP Safety cables are installed inside a structure or wall use the hole at the intercom bottom Drill holes of the depth of 70 mm for dowels in the wall as shown in the figure Push or hammer the enclosed dowels into the drilled holes Use some suitable building adhesive if the dowels are too loose Use fixing elements of your own for steel ...

Page 36: ...gs included in the delivery are designed for the 2N IP Safety following cables Big bushing for two cables of the diameter of 5 6 mm UTP cable or upon insert replacement for one thick cable tube of the diameter of up to 14 mm Small bushing for one cable of the diameter of 5 8 mm ...

Page 37: ...he big bushing See below for instructions How to Pull a RJ 45 Terminated Cable through a Bushing 1 Unscrew the big bushing nut completely 2 Remove the sealing including the cover from the bushing Cut either of the components as shown in the figures 3 Put the bushing nut on the cable and insert the sealing ...

Page 38: ... the sealing 5 Pull the cable connector though the bushing body into the intercom and clip it into the motherboard connector 6 Move the sealing including the cover along the cable as far as the bushing body or add a plug if necessary 7 Replace and tighten the nut ...

Page 39: ...ltage and the electric lock PCB Connectors LAN Connection External Power Supply Connection Electric Lock Connection Factory Default Resetting PCB version 555v5 Factory Default Resetting PCB version 555v3 and higher Factory Default Resetting PCB version 555v2 Grounding Mounting Completion Available Switches Caution The device must be part of the electrical system of the building ...

Page 40: ... 85 PCB Connectors Picture shows the lay out of connectors on the printed circuit board 2N IP Safety PCB Cables accessories and other system components are connected to connectors X1 through X22 2N IP Safety Connectors PCB Version 555v2 ...

Page 41: ...2N TELEKOMUNIKACE a s www 2n cz 41 85 2N IP Safety Connectors PCB Version 555v3 ...

Page 42: ...rs X1 Loudspeaker X4 Camera module X5 Button 1 SW1 Reset button 555v3 and higher versions only X6 Configuration jumpers X7 Induction loop output Connector type JST SHR 02V S X8 Extending module RFID card reader or additional switch X10 Buttons 1 through 4 X11 LAN X12 Servicing connector X13 Keypad module ...

Page 43: ... and NC contact Used for connection of non critical devices only lights e g X18 12 V 600 mA switched output X19 12 V 1 A DC power input LED1 2 System status indicators LED3 LAN connection activity indicator Tip Output wiring diagram for Relay terminals Wiring diagram for the controlled device s electric circuit closing ...

Page 44: ...2N TELEKOMUNIKACE a s www 2n cz 44 85 Wiring diagram for the controlled device s electric circuit opening ...

Page 45: ...can be fed either from an external 12 V 1 A DC power supply or from the LAN equipped with the PoE 802 3af supporting network elements External Power Supply An external 12 V power supply is connected to terminal block X19 Use a 12 V 15 DC power source dimensioned to current intake of 1 A at least Part No 91341481E to ensure a reliable function of your device PoE Supply 2N IP Safety is compatible wi...

Page 46: ...w to identify the current IP address Press and hold the RESET button Wait until the red and green LEDs go on simultaneously on the device and the acoustic signal can be heard approx 15 35 s Release the RESET button The device automatically announces the current IP address Note The delay after pressing RESET till the first light and sound signalling is set to 15 35 s depending on the 2N IP intercom...

Page 47: ...g network parameters will be set after restart IP address 192 168 1 100 Network mask 255 255 255 0 Default gateway 192 168 1 1 Dynamic IP Address Setting Follow the instructions below to switch on the mode DCHP ON Dynamic IP address Press and hold the RESET button Wait until the red and green LEDs go on simultaneously on the device and the acoustic signal can be heard approx 15 35 s Wait until the...

Page 48: ...LEDs go on simultaneously and the acoustic signal can be heard approx 15 35 s Wait until the red LED goes off and the acoustic signal can be heard approx for another 3 s Wait until the green LED goes off and the red LED goes on again and the acoustic signal can be heard approx for another 3 s Wait until the red LED goes off and the acoustic signal can be heard approx for another 3 s Release the RE...

Page 49: ... higher it is necessary to reprogram the using the instructions from section 2N Security Relay 2 4 Device Restart Press the RESET button shortly 1 s to restart the system without changing configuration Note The time interval between the short press of RESET and reconnection after restart is 25 50 s for depending on the HW version 2N IP Safety ...

Page 50: ...efault settings on a device with a version of firmware 2 18 or higher it is necessary to reprogram the using the instructions from section 2N IP Security Relay 2 4 Factory Default Resetting PCB version 555v2 Disconnect the device from the power supply Move the short circuit jumper on connector X6 into the position Default setup Configuration jumpers X6 are located in the right hand upper corner of...

Page 51: ...2N TELEKOMUNIKACE a s www 2n cz 51 85 Configuration jumpers X6 PCB version 555v2 Normal operation Default setup ...

Page 52: ...o ground the intercom in order to improve the static electricity resistance For proper grounding you need a cable of the minimum cross section of 4 mm2 Connect the cable to the connector in the bottom part of the intercom The connector is enclosed to the delivery ...

Page 53: ...er leakage may damage the electronic part of the system Stainless steel screws are used for the assembly Other 2N IP Safety screws than stainless steel ones corrode soon and may aesthetically deteriorate the surrounding environment Available Switches Location Name Description Basic Unit Relay 1 Passive relay switch NO and NC contacts up to 30 V 1 A AC DC Used for connection of non critical devices...

Page 54: ...aining a coil such as a relay or an electromagnetic lock it is necessary to protect the intercom against voltage peak while switching off the induction load For this way of protection we recommend a diode 1 A 1000 V e g 1N4007 1N5407 1N5408 connected antiparallel to the device ...

Page 55: ...bsequently damage any devices installed outside the building on its outer wall or roof Overvoltage may damage devices connected to these wires and installed inside the building as well Therefore we recommend that additional surge protectors be installed on all the wires leading outside buildings on outer walls or roofs namely a as close as possible to the device installed outside the building or o...

Page 56: ...2N TELEKOMUNIKACE a s www 2n cz 56 85 OVP overvoltage protection ...

Page 57: ...ting into the main 2N IP Safety unit and is compatible with the basic units with Part No 915210xxxxx It is not possible to connect this module to main unit Part No 9152102W Function The Additional Switch adds two additional switches one logical input 2N IPSafety and a tamper switch to the basic unit The purpose of the tamper switch 2N IP Safety is to signal any unauthorised opening of the intercom...

Page 58: ...V 50 mA AC DC Module mounting Switch off the intercom Remove the front panel from the intercom Do not disconnect the button cable Screw the enclosed 12 mm spacer 5 into the right hand bottom slot on the main board Mount the enclosed plastic support 6 onto the switch board bottom side Put the switch board 4 in the main board connector making sure that the screw hole is directly above the spacer If ...

Page 59: ...2N TELEKOMUNIKACE a s www 2n cz 59 85 Module settings Refer to the for details Configuration Manual ...

Page 60: ...sed for enhancing security between the Security Relay intercom and the connected electric lock The is designed for any 2N Security Relay model with firmware versions 1 15 and higher It significantly enhances 2N IP intercom security of the connected electric lock as it prevents lock opening by forced intercom tampering ...

Page 61: ...rcom 9 to 13 V DC is available on the output depending on the power supply PoE 9 V adapter source voltage of minus 1 V 400 mA DC Where the security relay is fed from an external power supply 12 V 700 mA DC is available on the output Dimensions 56 x 31 x 24 mm Weight 20 g Installation Install the onto a two wire cable between the intercom and the 2N IP Security Relay electric lock inside the area t...

Page 62: ...module or additional switch is connected Connect the electric lock to the output as follows 2N Security Relay To the switched output To the passive output in series with the external power supply The device also supports a Departure button connected between the PB and HeliosIP IP Intercom terminals Press the Departure button to activate the output for 5 seconds ...

Page 63: ...ng Security Relay Press and hold the Reset button for 5 seconds to put the 2N Security Relay device in the programming mode both the red and green LEDs are blinking Activate the intercom switch using the keypad telephone etc The first code sent from the intercom will be stored in the memory and considered valid After code initialisation the will pass into the operational mode 2N Security Relay the...

Page 64: ...hat are equipped with a special hearing aid capable of receiving reproduced sound via a magnetic field receiver The system is defined by the IEC 60118 4 standard Installation The induction loop amplifier can be wall mounted with the use of an internal induction loop where a signal covering is requested Outdoor use is possible thanks to the IP65 covering A four wire cable of the length of one meter...

Page 65: ...o the B connector Connect the special cable to the intercom and connect the power supply to the mains You can place the mated A and B connectors into the 2N IP intercom cover The connectors help you connect stripped cables Open the connector by pushing a thin screwdriver onto the white spots at its front and close the connector by sliding the movable part through a side gap Finally test the amplif...

Page 66: ...ut current 1 Ω load 2 2 A sine wave rms Full power output 1 6 A pink noise rms Output current 8 Ω load 730 mA sine wave signal rms Half power output 520 mA pink noise signal rms Output short circuit resistance unlimited time Frequency characteristics 100 Hz 5 KHz 3 dB Temperature range 20 50 C Covering IP65 with round cable of 5 10 mm diameter Dimensions 144 x 100 x 31 mm Weight 0 3 kg ...

Page 67: ... a s www 2n cz 67 85 3 Function and Use In this section we describe the basic and extending functions of the 2N IP Safety product Here is what you can find in this section 3 1 Configuration 3 2 Maintenance 3 3 Downloads ...

Page 68: ...f no such DHCP server is available you can operate in the static IP 2N IP Safety address mode Refer to the Configuration manual for 2N IP intercoms for 2N IP configuration details Safety If your device remains inaccessible you have forgotten the IP address or the LAN configuration has changed for example change the LAN settings using the buttons on the device IP Address Retrieval Take the followin...

Page 69: ...2N TELEKOMUNIKACE a s www 2n cz 69 85 Note Be sure to press the button sequence within thirty seconds after the sound signal for security reasons Up to 2 s intervals are allowed between the presses ...

Page 70: ...stic signal Press the quick dial button 15 times The acoustic signal indicates mode switching Wait until the device is restarted automatically Caution The 15 times 1 sequence must be entered within 30 seconds after the first sound signal for security reasons The inter digit delay may be 2 s at most The static IP address mode will be switched into the dynamic IP address mode and vice versa upon res...

Page 71: ... cleaning Never use aggressive detergents such as abrasives or strong disinfectants Alcohol based cleaners may be applied Clean the device in dry weather in order to make waste water evaporate quickly We recommend using cleaning wipes designed for IT electronic items Warning Avoid peroxide based cleaners Tip The models of Part Nos 9152101 9152102 and 9152101M 2N IP Safety W W may be cleaned with W...

Page 72: ... use the product for the purpose it was designed and manufactured for in compliance herewith The manufacturer reserves the right to modify the product in order to improve its qualities 2N IP Safety contains no environmentally harmful components When the product s service life is exhausted and you would like to dispose of it please do so in accordance with applicable legal regulations ...

Page 73: ...2N TELEKOMUNIKACE a s www 2n cz 73 85 3 3 Downloads Software 2N Network Scanner ...

Page 74: ...ophones Amplifier 10 W class D Loudspeaker 10 W Sound pressure level SPL max 78 5 dB 1 W type for 1 kHz distance 1 m Sound pressure level SPL max 94 dB 10 W type for 1 kHz distance 1 m Volume control Adjustable with automatic adaptive mode Full duplex Yes AEC Speech transmission index STI 0 80 Audio stream Protocols RTP RTSP Codecs G 711 G 729 G 722 L16 16 kHz Video stream Protocols RTP RTSP HTTP ...

Page 75: ...dec has to approach on a long time average The data flows can vary depending on the scene to be scanned The measued data flow values correspond to the test view of a person standing in front of the intercom H 264 Low quality QVGA 320 x 240 10 fps 256 kbps 181 kbps with 190 kbps headers Medium quality VGA 640 x 480 15 fps 768 kbps 600 kbps with 661 kbps headers High quality VGA 640 x 480 30 fps 204...

Page 76: ...itch Optional Includes also one input active output relay tamper switch Passive switch NO and NC contacts up to 30 V 1 A AC DC Active switch output 9 up to 13 V DC depending on power supply PoE 9 V adaptor power supply voltage minus 1 V max 600 mA Mechanical properties Cover Robust aluminium cast product Colour RAL 2004 orange Working temperature 40 C to 55 C Working relative humidity 10 95 non co...

Page 77: ...2N TELEKOMUNIKACE a s www 2n cz 77 85 4 1 General drawings Surface mounting ...

Page 78: ...2N TELEKOMUNIKACE a s www 2n cz 78 85 Flush mounting Plasterboard mounting Flush mounting with box ...

Page 79: ...2N TELEKOMUNIKACE a s www 2n cz 79 85 5 Supplementary Information Here is what you can find in this section 5 1 Troubleshooting 5 2 Directives Laws and Regulations 5 3 General Instructions and Cautions ...

Page 80: ...2N TELEKOMUNIKACE a s www 2n cz 80 85 5 1 Troubleshooting For the most frequently asked questions refer to faq 2n cz ...

Page 81: ...l installation This equipment generates uses and can radiate radio frequency energy and if not installed and used in accordance with the instructions may cause harmful interference to radio communications However there is no guarantee that interference will not occur in a particular installation If this equipment does cause harmful interference to radio or television reception which can be determi...

Page 82: ...tomer use any other version of product or facility than the most recent one or the version that has been determined by the producer as incompatible with certain versions of other producers products of facilities or the product or facility in a way incompatible with the producer s instructions guidelines manual or recommendation or in conjunction with unsuitable products or facilities of the other ...

Page 83: ...on of the product caused by incompetent replacement of parts or due to the use of reproduction parts or components The manufacturer shall not be liable and responsible for any loss or damage incurred as a result of a natural disaster or any other unfavourable natural condition The manufacturer shall not be held liable for any damage of the product arising during the shipping thereof The manufactur...

Page 84: ...ic Waste and Used Battery Pack Handling Do not place used electric devices and battery packs into municipal waste containers An undue disposal thereof might impair the environment Deliver your expired electric appliances and battery packs removed from them to dedicated dumpsites or containers or give them back to the dealer or manufacturer for environmental friendly disposal The dealer or manufact...

Page 85: ...2N TELEKOMUNIKACE a s www 2n cz 85 85 2N TELEKOMUNIKACE a s Modřanská 621 143 01 Prague 4 Czech Republic Phone 420 261 301 500 Fax 420 261 301 599 E mail sales 2n cz Web www 2n cz v2 13 ...

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