1. VARAN Bus Presentation www.varan-bus.net 1 / 27 The VARAN BUS

2. VARAN Bus Presentation www.varan-bus.net 2 / 27 The VARAN bus, the Real-Time Ethernet bus system What is the VARAN bus? Uses standard Ethernet physics according to IEEE 802.3 Protocol implemented completely in the hardware Use of short packets of up to 128 bytes High data reliability Automatic addressing Hard Real-Time with cycle times less than 100 µs and jitter less than 100 ns Direct access possible during the bus cycle Simple construction and command set Distributed clocks are not required (IEEE 1588) Hot-Plug capable

3. VARAN Bus Presentation www.varan-bus.net 3 / 27 What is the VARAN bus? Synchronized multi manager networks Standard Ethernet packets are tunneled Tree, line and star topology Defined connection technology Bus signal and power supply provided through a hybrid cable Electronic identification label Only one IP address per machine required CANopen image on VARAN Open, independent standard Free service and maintenance tools The VARAN bus, the Real-Time Ethernet bus system

4. VARAN Bus Presentation www.varan-bus.net 4 / 27 What is the VARAN bus? The VARAN bus, the Real-Time Ethernet bus system VARAN frame vs. standard Ethernet frame

5. VARAN Bus Presentation www.varan-bus.net 5 / 27 What is the VARAN bus? The VARAN bus, the Real-Time Ethernet bus system Automatic addressing

6. VARAN Bus Presentation www.varan-bus.net 6 / 27 The VARAN bus, the Real-Time Ethernet bus system What is the VARAN bus? Message repetition

7. VARAN Bus Presentation www.varan-bus.net 7 / 27 What is the VARAN bus? The VARAN bus, the Real-Time Ethernet bus system Various tasks for various functions VARAN Manager VARAN Client Start new cycle Isochronous task Asynchronous task Administration task Asynchronous direct access

8. VARAN Bus Presentation www.varan-bus.net 8 / 27 The VARAN bus, the Real-Time Ethernet bus system Components of a VARAN connection What is the VARAN bus?

9. VARAN Bus Presentation www.varan-bus.net 9 / 27 What is the VARAN bus? The VARAN bus, the Real-Time Ethernet bus system

10. VARAN Bus Presentation www.varan-bus.net 10 / 27 The VARAN bus, the Real-Time Ethernet bus system Cascadable Multi Manager Systems What is the VARAN bus?

11. VARAN Bus Presentation www.varan-bus.net 11 / 27 What is the VARAN bus? The VARAN bus, the optimal connection Innovative concept for the optimal connection - Industry-suitable IP20 RJ45 connector plugs - M12 8-pin for IP67 - 8+4 Power/Ethernet connection technology Additional power supply wiring

12. VARAN Bus Presentation www.varan-bus.net 12 / 27 What is the VARAN bus? The VARAN bus, the optimal connection M12 8-pin connector plug - CAT5e certified - Drag chain-suitable cable - Up to 2 A at 24 V

13. VARAN Bus Presentation www.varan-bus.net 13 / 27 What is the VARAN bus? The VARAN bus, the optimal connection 8+4 Power/Ethernet connector - CAT5 certified - IP65 and IP67 - 2 power supplies with 4 A each at 24 V - 1 power supply for the electronics with 0.5 A at 24 V - 1 release signal, 0.5 A at 24 V

14. VARAN Bus Presentation www.varan-bus.net 14 / 27 What is the VARAN bus? The VARAN bus, the optimal connection 8+4 Power/Ethernet connector Power Interface Ethernet Interface Connector Housing Mounting surface

15. VARAN Bus Presentation www.varan-bus.net 15 / 27 The VARAN BUS USERORGANIZATION The VNO

16. VARAN Bus Presentation www.varan-bus.net 16 / 27 The VARAN BUS USERORGANIZATION Founded 2006 Independent organization Machine builders and component manufacturers at one table All members have equal say Cooperation with organizations such as the CiA, for example Regular meetings Support, maintenance and further development of the standard VNO, strong together

17. VARAN Bus Presentation www.varan-bus.net 17 / 27 Example of topology Optimal Solutions for Innovative Concepts

18. VARAN Bus Presentation www.varan-bus.net 18 / 27 Example of topology Field level Office/control level Internet From the smallest sensor to the World Wide Web Molding machine Handling

19. VARAN Bus Presentation www.varan-bus.net 19 / 27 Example of topology Modular machine configuration with central control Control System TCP/IP Service Level Service PC Robot 2Robot 1 Molding machine Conveyer

20. VARAN Bus Presentation www.varan-bus.net 20 / 27 Example of topology VARAN bus within the machine VARAN Multi Manager SensorsTempering IO Modules Service Laptop HydraulicMeasuring systems TCP / IP VARAN TCP / IP VARAN DVI Converter

21. VARAN Bus Presentation www.varan-bus.net 21 / 27 The VARAN bus in comparison Comparison

22. VARAN Bus Presentation www.varan-bus.net 22 / 27 The VARAN bus in comparison VARAN bus in comparison Topology Manager/ Client configuration Safety Programming/ design Connection concept Communication Manager/Client with optimized frames Protocol implemented completely in the hardware Packets containing errors are repeated in the same bus cycle Simple system configuration Certified connector for additional power supply Asynchronous direct access to clients Optimized frame configuration Ring structure vulnerable to disruptions No burdening of the control CPU Short "time to market" Only one connector on periphery devices, minimal wiring requirements, reduction of error sources, Minimization of component costs No asynchronous access possible Packets are NOT repeated! VARAN bus Advantages over:Reason:

23. VARAN Bus Presentation www.varan-bus.net 23 / 27 Example application

24. VARAN Bus Presentation www.varan-bus.net 24 / 27 Example application Developed by VAN-RIET, Dutch Material Specialists Handling systems 80% production increase as compared to current field bus solution Sorts 9.000 packages per hour Minimum runtime: under 1 ms Update time < 200 µs Maximum configuration with 128 VARAN digital mixed modules => Corresponds to a maximum of 1024 I/Os networked with the VARAN bus Package Sorting Facility for TNT Distribution Center

25. VARAN Bus Presentation www.varan-bus.net 25 / 27 Example application Schematic configuration Package sorting assembly for TNT Distribution Center (max. 128 VDM)16 x IO digital Light sensor Spring or pneumatic actuator

26. VARAN Bus Presentation www.varan-bus.net 26 / 27 Example application Thank you