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Electronic-Key-System

Manual

Electronic-Key Adapter EKS and EKS FSA

with USB Interface

Order No. 094 485

Summary of Contents for EKS

Page 1: ...Electronic Key System Manual Electronic Key Adapter EKS and EKS FSA with USB Interface Order No 094 485 ...

Page 2: ...rface 11 4 2 Technical data Electronic Key adapter 12 4 3 Connector assignment 13 4 3 1 USB interface socket 13 4 3 2 Screw terminals of switching contacts LA1 LA2 and LB1 LB2 only EKS FSA 13 4 4 DIP switch settings 13 4 5 LED indicator 13 5 Mounting 14 6 Electrical connection 15 6 1 USB connection 15 6 2 Connection of the semiconductor switching outputs only for EKS FSA 15 6 2 1 Connection exampl...

Page 3: ... 37 8 3 1 Special features of the 3964R data transfer protocol 1 37 8 4 Commands for writing and reading a read write Electronic Key 39 8 4 1 Write process 40 8 4 2 Read process 41 8 4 3 Reading the serial number 42 8 5 Command overview 42 8 6 Status numbers 42 9 Exclusion of liability 43 10 Service and repair 43 11 Guarantee 43 12 Bibliography 43 ...

Page 4: ...cs for data transmission are integrated into these units 1 1 1 Explanation of symbols The following symbols are used in this manual to identify important instructions and useful information Danger Identifies an immediate hazard If not avoided the consequence will be fatality or very serious injuries Warning Identifies a possible hazard If not avoided the consequence may be fatality or very serious...

Page 5: ...ungsVerzugsZeit acknowdegement delay time ROM Read Only Memory STX Start of TeXt USB Universal Serial Bus ZVZ ZeichenVerzugsZeit character delay time 1 2 CE conformity The EKS Electronic Key adapters with USB interface conform to the EMC directive 2004 108 EG 2004 108 EC 2004 108 CE The Electronic Key adapters comply with the following European international standards EN 55011 Industrial scientifi...

Page 6: ...information as to whether or not an Electronic Key is inserted independent of the access rights The data line or alternatively the switched output LB1 LB2 can be used as channel LB The output LB1 LB2 is used to supply like LA1 LA2 only the information as to whether or not an Electronic Key is inserted independent of the access rights The usage of the output LB1 LB2 is optional The control system m...

Page 7: ...ve Without additional precautions the EKS Electronic Key adapter must not be used to provide a safety function particularly if failure or malfunction of the unit could endanger the safety or health of people in the operating area of a machine 1 5 Obligation on the operating organization The manufacturer and the organization operating the higher level overall system e g a machine installation are r...

Page 8: ... pay particular attention to the sections Correct use see section 1 3 and Electrical connection see section 6 Warning Mounting and electrical connection are only allowed to be performed by authorized personnel who are familiar with the applicable regulations on accident prevention and have read and understood this manual Furthermore installation and electrical connection of the version EKS FSA mus...

Page 9: ... interface Due to the non contact transfer of data from the access side the Electronic Key adapter has the high degree of protection of IP 67 i e it is suitable for industrial use The Electronic Key adapter can be installed in accordance with DIN 43700 in any control panel with a standard cut out of 33 mm x 68 mm The Electronic Key adapter is fastened by means of screw clamp elements from the rear...

Page 10: ... are switched off as long as there is no Electronic Key in the Electronic Key adapter or if it is not possible to read the Electronic Key The semiconductor relay outputs are electrically isolated from the device electronics and from each other Either AC or DC can be switched Each of the outputs is operated with diversity by a dedicated processor that switches off the outputs on removal of the Elec...

Page 11: ...Page 11 44 4 Technical data 4 1 Dimension drawing of Electronic Key adapter For installation in a control panel you must provide a cut out 33 mm x 68 mm according to DIN 43700 4 1 1 Version EKS A IUX G01 ST01 with USB interface 4 1 2 Version EKS A IUXA G01 ST01 04 EKS FSA with USB interface ...

Page 12: ...n Type B Cable length 3 m LED indicator green Ready in operation yellow Electronic Key active FSA Version For Safety Applications parameters for floating semiconductor switching contacts LA and LB Power supply U for load LA LB 24 30 V Switching current with overload protection 1 10 50 mA Output voltage UA LA LB in switched state U x 0 9 U V Resistance in switched state 35 Ohm Capacitive load 1 µF ...

Page 13: ...witched on DIP switches 8 pole 1 2 3 4 5 6 7 8 ON DIP switch Functions Factory setting S8 OFF read write Electronic Key ON read only Electronic Key OFF S7 OFF S6 OFF S5 OFF S4 OFF S3 OFF S2 OFF S1 ON write protection for read write Electronic Key OFF The read only transponder type can also be read using the Electronic Key adapter with USB interface However we do not recommend using this transponde...

Page 14: ... is intended for mounting in control panels with a cut out measuring 33 mm x 68 mm according to DIN 43700 see section 4 1 The device is fastened using screw clamp elements from the rear side of the panel Information The screw clamp elements for front panel mounting are included with the Electronic Key adapter 1 Insert Electronic Key adapter with seal already bonded in place into the mounting cut o...

Page 15: ...n or errors in the safety related integration of the EKS FSA can lead to fatal injury For this reason observe the following safety aspects It is not possible to generate a safe signal by using only the switching contacts LA1 LA2 and LB1 LB2 Safe downstream evaluation is always necessary e g using a safety relay Use of the switching contact LB1 LB2 as an alternative to the data line is optional The...

Page 16: ...in the circuit described due to the fact that both the positive path and earth path of the safety relay are switched In this case the safety relay deactivates its safety outputs Simultaneity monitoring The safety relay must detect whether the safety inputs are switched practically simultaneously If this is not the case the safety outputs are not switched and the unit switches to fault state A rene...

Page 17: ...only after actuation of the enabling switch The safety relay is de energized without a time delay stop category 0 and the machine movement is stopped if the Electronic Key is removed or the enabling switch is released or the machine control system cancels the enable state contact A100 0 is opened Information The control system output A100 0 is only allowed to be set if the related Electronic Key i...

Page 18: ...Manual EKS Electronic Key Adapter USB Page 18 44 Subject to technical modifications 094485 04 11 13 6 2 1 4 Circuit diagram Figure Circuit diagram with enabling switch ...

Page 19: ...lly simultaneously If this is not the case the safety outputs are not switched and the unit switches to fault state A renewed start is possible only after the key has been inserted again Start button monitoring The safety relay must detect when the start button is welded or jammed at the latest at the next start If this is the case the safety outputs are not switched and the unit switches to fault...

Page 20: ...witching contact A100 0 is only allowed to be set if the related Electronic Key is inserted and a suitable operating mode is selected 6 2 2 2 Feedback loop The safety relay can be started only with the feedback loop closed A welded contactor contact in the enable path will thus be detected when a start request is made and a start is then prevented The power contactor must have positively driven co...

Page 21: ...Manual EKS Electronic Key Adapter USB 094485 04 11 13 Subject to technical modifications Page 21 44 6 2 2 4 Circuit diagram Figure Circuit diagram without enabling switch ...

Page 22: ...tronic Key in the Electronic Key adapter The LED changes to yellow 5 Important for the version EKS FSA all safety functions must also be thoroughly tested 7 1 Installation of the EKS USB drivers under Windows XP To start the installation have the driver software order no 094376 at hand in a folder or on a data carrier For installation from CD insert the CD now In the routine described in the follo...

Page 23: ...Manual EKS Electronic Key Adapter USB 094485 04 11 13 Subject to technical modifications Page 23 44 Click on Next When this message is displayed click on Continue Anyway The EKS USB driver is installed ...

Page 24: ...bject to technical modifications 094485 04 11 13 Click on Finish After the installation of the EKS USB driver a virtual COM port driver must be installed The following message appears The Found New Hardware Wizard is started automatically Click on Next ...

Page 25: ...4485 04 11 13 Subject to technical modifications Page 25 44 When this message is displayed click on Continue Anyway The virtual COM port driver is installed When the installation process is complete the following is displayed Click on Finish ...

Page 26: ...d then a driver for the virtual serial COM port Information The user must be logged on as an administrator in order to install or uninstall the drivers Start driver installation by launching the Device Manager via Windows Start and entering the following in the Search programs and files box devmgmt msc Click on devmgmt msc The EKS USB device driver will be installed in the first step Now plug the ...

Page 27: ...7 44 Find the entry EUCHNER Electronic Key System USB Right click on the entry and select Update Driver Software Select Browse my computer for driver software For installation from folder Enter the path to the folder containing the drivers Also tick the Include subfolders check box Click on Next ...

Page 28: ...Also tick the Include subfolders check box Click on OK and Next Confirm the Windows security message with Install this driver software anyway The driver software for EUCHNER Electronic Key System USB will be installed and the following message will appear after completion Windows has successfully updated your driver software Close this window ...

Page 29: ...y adapter is inserted The virtual serial COM port driver is additionally installed in the second step Windows will now typically display another message in the task bar stating that it is looking for device driver software The USB Serial Port driver will not be installed automatically Instead this is done manually as follows Close this window if necessary Find the entry USB Serial Port Right click...

Page 30: ...ver software For installation from folder Enter the path to the folder containing the drivers Also tick the Include subfolders check box Click on Next For installation from CD Select the drive Also tick the Include subfolders check box Click on OK and Next Confirm the Windows security message with Install this driver software anyway ...

Page 31: ...ppear after completion Windows has successfully updated your driver software Close this window An additional entry now appears in the list of Ports COM LPT EUCHNER Electronic Key System USB COM The automatically assigned COM port number 3 in this example also appears in the list of ports The application can communicate with the device using this COM port Information This entry is visible only if t...

Page 32: ...an Electronic Key adapter is inserted Under Windows 7 Start the process by launching the Device Manager via Windows Start and entering the following in the Search programs and files box devmgmt msc Click on devmgmt msc Under Windows XP Start the process by launching the Device Manager via Windows Start Run and entering the following in the Open box devmgmt msc Click on OK Find the following entry ...

Page 33: ...ed virtual COM port can be selected in the COM Port Number selection field Confirm with OK The change is then immediately visible in the Device Manager Now unplug the USB cable and plug it back in again This activates the change Information The EKS communicates with the user software over the COM port selected here Information This COM port also must be selected in the ActiveX module for example T...

Page 34: ...ter is inserted Under Windows 7 Start the uninstalling process by launching the Device Manager via Windows Start and entering the following in the Search programs and files box devmgmt msc Click on devmgmt msc Under Windows XP Start the uninstalling process by launching the Device Manager via Windows Start Run and entering the following in the Open box devmgmt msc Click on OK Find the following en...

Page 35: ... COM by ticking the check box Delete the driver software for this device Click on OK Find the following entry in the list of USB controllers EUCHNER Electronic Key System USB Right click on the entry and select Uninstall Confirm the uninstalling process for the EUCHNER Electronic Key System USB by ticking the check box Delete the driver software for this device Click on OK ...

Page 36: ... Electronic Key in the Electronic Key adapter 8 2 Communication This section primarily describes communication between a PC and the Electronic Key adapter referred to as the device in the following Communication with the Electronic Key adapter is performed via a virtual COM port The commands are sent over this COM port It is possible to communicate with several devices over different COM ports In ...

Page 37: ...vice address 3 01hex User data description 4 5 6 Start address Start address Number of items of data User data 7 n Connection termination 3964R procedure termination DLE ETX BCC DLE NAK Figure 1 Basic command structure in the 3964R protocol 8 3 1 Special features of the 3964R data transfer protocol 1 The 3964R data transfer protocol is a comparatively reliable procedure for the electronic exchange...

Page 38: ...64R protocol specification the process is aborted If the attempt to set up the connection is successful the characters with the information as contained in the send buffer in the control system are transferred to the peripheral at the selected transfer speed The peripheral monitors the amount of time between the incoming characters The gap between two characters must not be more than the character...

Page 39: ... core a 10hex value in the message core must be sent twice In this way it is achieved that the data is interpreted by the receiving end as user data and not as control characters for connection termination The block check character BCC At the end of each data block a check character is sent to assure data integrity The block check character BCC is the even longitudinal parity XOR operator on all d...

Page 40: ...II hexadecimal decimal 0 Number of message bytes 0B 7B 11 123 1 2 Command identification T P 54 50 84 80 3 Device address 01 1 4 5 Start address for the user data 00 00 70 0 0 112 6 Number of bytes of user data 04 74 4 116 7 122 User data ASCII or hexadecimal or BCD code transparent Figure 2 Command message write to read write Electronic Key message core Byte no Description Contents ASCII hexadeci...

Page 41: ...tion T L 54 4C 84 76 3 Device address 01 1 4 5 Start address for the user data 00 00 73 0 0 115 6 Number of bytes of user data 01 74 1 116 Figure 4 Command message read from read write Electronic Key message core Byte no Description Contents ASCII hexadecimal decimal 0 Number of message bytes 08 7B 8 123 1 2 Command identification R L 52 4C 82 76 3 Device address 01 1 4 5 Start address for the use...

Page 42: ... Description Command message Reply message Program write Electronic Key TP see section 8 4 1 RF see section 8 4 1 Read Electronic Key also read the serial number TL see sections 8 4 2 and 8 4 3 RL see section 8 4 2 or RF see section 8 4 2 8 6 Status numbers Value Description 00hex No error 02hex Electronic Key not in the operating distance 03hex Parity bit error on read only Electronic Key 06hex W...

Page 43: ...be performed only by the manufacturer On version EKS FSA devices the safety related functions must be checked at regular intervals 11 Guarantee The General Terms and Conditions of EUCHNER GmbH Co KG apply 12 Bibliography 1 SIEMENS AG manuals connection components for S7 control systems Controller PLC S7 300CPU Data CPUs 312C to 314C 2DP PtP Only RS422 485 Point to point communication CP 340 SIEMEN...

Page 44: ...dows and ActiveX are registered trademarks of Microsoft Corporation EUCHNER GmbH Co KG Telephone 49 711 75 97 0 Kohlhammerstraße 16 Fax 49 711 75 33 16 D 70771 Leinfelden Echterdingen www euchner de info euchner de ...

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