Electronic-Key-System Manual Electronic-Key Adapter EKS and EKS FSA with Ethernet Interface Order No.
Manual EKS Electronic-Key Adapter Ethernet Table of contents 1 General notes...............................................................................................................................................4 1.1 Use of the manual..................................................................................................................................4 1.1.1 Explanation of symbols ............................................................................................................
Manual EKS Electronic-Key Adapter Ethernet 6.4 Connection of the switched outputs (for EKS FSA only) .....................................................................20 6.4.1 Connection example with enabling switch ...............................................................................21 6.4.2 Connection example without enabling switch ..........................................................................24 7 Setup............................................................................
Manual EKS Electronic-Key Adapter Ethernet 1 General notes 1.1 Use of the manual This manual describes the technical features and the function of the EKS Electronic-Key adapter EKS-A-IEX-G01-ST02/03 with Ethernet interface (order no. 100 401) as well as the version EKS-A-IEXA-G01-ST02/03/04, EKS For Safety Applications (EKS FSA, order no. 099 265). The complete evaluation and interface electronics for data transmission is integrated in these units. 1.1.
Manual EKS Electronic-Key Adapter Ethernet 1.1.
Manual EKS Electronic-Key Adapter Ethernet 1.4 Correct use As part of a higher-level overall system, the EKS Electronic-Key adapter is used for access control and monitoring on controllers or parts of controllers for machine installations. EKS can be used, for example, as part of an overall system for checking access rights for operating mode selection. However, it is not permitted to directly derive the operating mode from the access rights on the Electronic-Key.
Manual EKS Electronic-Key Adapter Ethernet The Electronic-Key adapter must only be employed and used in accordance f with this manual and f other documentation referred to in this manual. The EKS Electronic-Key adapter is not a safety component in the sense of the machinery directive.
Manual EKS Electronic-Key Adapter Ethernet 2 Safety precautions Warning! The EKS Electronic-Key adapter is not a safety component in the sense of the machinery directive. 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 persons in the operating area of a machine. On this topic pay particular attention to the sections Correct use (see section 1.
Manual EKS Electronic-Key Adapter Ethernet 3 Function 3.1 Functional description 3.1.1 Common functions of EKS standard and version EKS FSA The EKS is used for access control and monitoring on controllers or parts of controllers for machine installations. Instead of passwords, coded Electronic-Keys are assigned. In this way unauthorized access to control and display systems is prevented to the greatest possible extent. The EKS uses a non-contact, inductive read/write identification system.
Manual EKS Electronic-Key Adapter Ethernet For operation, the Electronic-Key is inserted in the Electronic-Key adapter and is held in place by a spring clip. The power supply for the transponder and the data are transferred contactlessly between the Electronic-Key adapter and Electronic-Key.
Manual EKS Electronic-Key Adapter Ethernet 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-IEX-G01-ST02/03 with Ethernet interface 4.1.
Manual EKS Electronic-Key Adapter Ethernet 4.2 Technical data of Electronic-Key adapter Attention! All the electrical connections must either be isolated from the mains supply by a safety transformer according to EN IEC 61558-2-6 with limited output voltage in the event of a fault, or by other equivalent isolation measures. General parameters min. Housing Degree of protection according to EN 60529 Ambient temperature at UB = 24 V DC Mounting cut-out acc.
Manual EKS Electronic-Key Adapter Ethernet 4.3 Connector configuration 4.3.1 Connection socket for Ethernet interface The connection on the Electronic-Key adapter is realized as an RJ45 (8P8C) socket corresponding to ISO IEC 61754-24. Pin 1 2 3 6 Function Transmit Data + (TD+) Transmit Data - (TD-) Receive Data + (RD+) Receive Data - (RD-) 4.3.2 Plug-in screw terminals for power supply Information! The coded plug for connection of the power supply is included with the Electronic-Key adapter .
Manual EKS Electronic-Key Adapter Ethernet 4.4 DIP switch settings The device has three DIP switches (S1, S2, S3). DIP switch S1 (4-fold) S2 (8-fold) S3 (4-fold) Function S1.1 … S1.4; write and read settings S2.1 … S2.8; setting of a fixed DNS name (required only for special applications) S3.1 …S3.4; settings for network connection and service Information! The settings are only applied when the power supply is switched on. 4.4.1 DIP switch S1 DIP switch S1.1 S1.2 S1.3 S1.
Manual EKS Electronic-Key Adapter Ethernet 4.4.3 DIP switch S3 Function Fixed IP address Default IP address 192.168.1.1 Obtain IP address from DHCP server Obtain IP address from a SINUMERIK control system Internal function, leave switch OFF Allow configuration via web browser S3.1 S3.2 S3.3 OFF ON OFF ON S3.4 OFF OFF ON ON OFF OFF = any switch position Information! The usage of the DIP switches to assign the IP address is described in the following in section 6.1.1. 4.
Manual EKS Electronic-Key Adapter Ethernet 5 Mounting Warning! Mounting must be performed only by authorized personnel. Warning! To achieve the degree of protection IP 67, it is necessary to install the Electronic-Key adapter in a clean, flat metal plate at least 2 mm thick and to tighten the screws with a tightening torque of 0.25 ... 0.35 Nm. A suitable strain relief must be provided for the connection cables in order to avoid damage to the connection sockets or malfunctions.
Manual EKS Electronic-Key Adapter Ethernet 6 Electrical connection Danger! Electrical connection may only be performed by authorized personnel trained in EMC and with the device and wiring isolated. Warning! For use and operation as per the be used. requirements, a power supply for use in class 2 circuits must Attention! The Electronic-Key adapter is only allowed to be connected if it is electrically isolated. Otherwise the Electronic-Key adapter may be damaged.
Manual EKS Electronic-Key Adapter Ethernet 6.1.1 Ethernet configuration The Electronic-Key adapter can be configured for the following operating modes with DIP switch S3 (see section 4.4.3): f With a fixed IP address f As a DHCP client with dynamic IP address f As a DHCP client for a SINUMERIK control system with dynamic IP address based on a fixed station name (see section 4.4.2) In addition, the following service functions can be set with DIP switch S3: f Reset to default IP address (see sections 4.4.
Manual EKS Electronic-Key Adapter Ethernet 6.1.1.2 Dynamic IP address In this operating mode, the Electronic-Key adapter is a DHCP client. The IP address is assigned by a DHCP server (see DIP switch settings in section 4.4.3). Information! This operating mode is unsuitable for operation in a network with fixed IP addresses. 6.1.1.
Manual EKS Electronic-Key Adapter Ethernet 6.2 Connection of power supply (For information on pin assignment see section 4.3.2 Plug-in screw terminals for power supply) It is imperative that the following points are observed: f The connections must be made as appropriate to maintain EMC performance. f A power supply of suitable EMC performance must be used for the power supply. f Conductor cross-section maximum 1.5 mm². f Tighten the terminal screws on the plug to 0.22 Nm. 6.
Manual EKS Electronic-Key Adapter Ethernet 6.4.1 Connection example with enabling switch Figure 3: Principle of operation (illustration with selected operating mode and all parts in actuated position) 6.4.1.1 Description of the application example with enabling switch The danger area on a machine is secured with a fence. To make set-up work on the machine possible with the guard open, an EKS FSA system is integrated in conjunction with a control system, an enabling switch and a safety relay.
Manual EKS Electronic-Key Adapter Ethernet The switching contact LA1/LA2, in series with a switching contact on the enabling switch, is connected to the first input on the safety relay. The switching contact A100.0 is connected to the second input on the safety relay in series with the second switching contact on the enabling switch. The result is that these inputs on the safety relay are only enabled if f the EKS-FSA (switching contact LA1/LA2) and f the control system (switching contact A100.
Manual EKS Electronic-Key Adapter Ethernet 6.4.1.
Manual EKS Electronic-Key Adapter Ethernet 6.4.2 Connection example without enabling switch Figure 5: Principle of operation (illustration with selected operating mode and all parts in actuated position) 6.4.2.1 Description of the application example without enabling switch The danger area on a machine is secured with a fence. To make set-up work on the machine possible with the guard open, an EKS FSA system is integrated in conjunction with a control system and a safety relay.
Manual EKS Electronic-Key Adapter Ethernet The safety relay is de-energized without a time delay (stop category 0) and the machine movement is stopped if f the Electronic-Key is removed or f the machine control system cancels the release (switching contact A100.0 is opened). Note: The switching contact A100.0 is only allowed to be set if f the related Electronic-Key is inserted and f a suitable operating mode is selected. 6.4.2.
Manual EKS Electronic-Key Adapter Ethernet 6.4.2.
Manual EKS Electronic-Key Adapter Ethernet 7 Setup Perform setup in the following sequence: 1. Set the DIP switches on the Electronic-Key adapter (see section 4.4). 2. Check mounting and electrical connection are correct (see section 5 and section 6). 3. After connection of the power supply, the LED on the front of the Electronic-Key adapter first illuminates red. When the connection has been established, the LED illuminates green and signals readiness for operation. 4.
Manual EKS Electronic-Key Adapter Ethernet Adapting network settings 1. Select Network Connections in your operating system. 2. Right-click Local Area Connection and then click Properties. 3. Check whether Internet Protocol (TCP/IP) is listed. If the entry Internet protocol (TCP/IP) is present, continue with step 6.
Manual EKS Electronic-Key Adapter Ethernet 4. Click Install. The Select network component type dialog box opens. Click Protocol and then click the Add button. The Select network protocol dialog box opens. 5. In the Select network protocol dialog box, select the entry Microsoft TCP/IP and click OK. You may need the installation CD of Windows® XP to set this up. 6. In the Local Area Connection Properties dialog box, double-click the entry Internet Protocol TCP/IP.
Manual EKS Electronic-Key Adapter Ethernet 7.2 Configuring the Electronic-Key adapter via the web interface The Electronic-Key adapter can be configured with a web browser. If you wish to operate the Electronic-Key adapter with a self-defined, fixed IP address, it is recommended to configure the device with a PC. This is the fastest method, particularly if several devices have to be configured.
Manual EKS Electronic-Key Adapter Ethernet 2. Click Configuration. f The Configuration screen of the EKS web interface is now displayed. 1. Enter the desired IP address and the subnet mask. If the network has a gateway, also enter this information. 2. Click the Send button. f The following message is displayed: The settings were saved, to apply settings please switch power off/on… 3. Interrupt the power supply and connect the Electronic-Key adapter again in order to activate the settings.
Manual EKS Electronic-Key Adapter Ethernet 7.3 Reading key data using the web interface It is possible to view the serial number of the key and all the data stored on the key that is currently inserted in the key adapter by means of the web interface. The key data cannot be changed.
Manual EKS Electronic-Key Adapter Ethernet 8 Data transfer via the Ethernet interface 8.1 Communication This section primarily describes communication between a PC and the Electronic-Key adapter (referred to as the device in the following). The commands f Program (write) Electronic-Key f Read Electronic-Key are transferred via TCP/IP. Integration of the Electronic-Key adapter with Ethernet interface into the user’s PC application is supported by an optionally available ActiveX® module (order no.
Manual EKS Electronic-Key Adapter Ethernet 8.3 Commands for writing and reading a read/write Electronic-Key Write and read processes are always initiated by the PC/control system using a "command message". The command message and reply message are also packed as user data in the TCP/IP frame. The Electronic-Key system then sends a reply message to the PC/control system.
Manual EKS Electronic-Key Adapter Ethernet 8.3.1 Write process Information! When this command is used, the Electronic-Key must be in the Electronic-Key adapter and is only allowed to be removed from within the operating distance after reception of the reply message. Command message (message core, PC/PLC (control system) → EKS, see Figure 8): f TP (device addr.) (start addr.
Manual EKS Electronic-Key Adapter Ethernet 8.3.2 Read process Command message (message core, PC/PLC (control system) → EKS, see Figure 10): f TL (device addr.) (start addr. user data) (number of bytes of user data) Reply message (message core, EKS → PC/PLC (control system), see Figure 11 or Figure 12): For this command there are two possible replies: f RL (device addr.) (start addr. user data) (number of bytes of user data) (user data) or f RF (device addr.
Manual EKS Electronic-Key Adapter Ethernet 8.3.3 Reading the serial number The Electronic-Key read/write contains a unique 8-byte serial number. This number is written by laser during the Electronic-Key production process and can never be changed or deleted. The serial number is used for secure distinction of every single Electronic-Key. It is necessary that all 8 bytes are completely evaluated for reliable differentiation. The serial number is appended to the freely programmable user data.
Manual EKS Electronic-Key Adapter Ethernet 8.4 Command overview Description Program (write) Electronic-Key Read Electronic-Key (also read the serial number) Command message TP (see section 8.3.1) TL (see sections 8.3.2 and 8.3.3) Reading the key status Ek (see section 8.3.4) 8.5 Reply message RF (see section 8.3.1) RL (see section 8.3.2) or RF (see section 8.3.2) Ek (see section 8.3.
Manual EKS Electronic-Key Adapter Ethernet 9 Exclusion of liability Exclusion of liability under the following conditions: f if the device is not used for its intended purpose f non-compliance with safety regulations f if mounting and electrical connection are carried out by unauthorized personnel f if modifications are made 10 Service and repair f No servicing is required.
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