Introduction  Established in 2010f  Main members are from Bosch Rexroth Korea  12 members  Business  Industrial hydraulic solution provision  Mobile hydraulic solution provision  Drive and control solution provision  Press application  Control H/W and S/W development

BRI-IC/AWT2 Current market status of hydraulic controller in Korea  PLC  The most popular  Slot or Card typed controller embedded  Useful to be extended to automation systems  Siemens, Allen Bradley, Mitsubishi, LSIS … etc.  Hydraulic Controller  Special functions needed for hydraulic unique features  Mainly developed by hydraulic component makers  Proportional or servo control demands exploded  Bosch Rexroth, Moog, Parker, Delta, Beckhoff, MTS, Delem … etc.  Used in European and American machine makers

Applications of Power Instruments  Presses  Powder presses  Die spotting presses, Try out presses  Deep drawing presses  Fine blanking presses  Die cushions of mechanical presses  Roll bending presses  Hydroforming presses  Test machines  Wave maker  Road simulator  Welding machines  Friction welding machine  Mobile applications  Electrohydraulic controller of tractors  Leveling controller of fire engines

Our position of hydraulic control market WWide and ripe experiences over hydraulic applications SStrong background in products and techniques BBosch Rexroth RRequest of new technical machines FFriction welding machine, roll bending machine, PPreoccupation of press applications DDie spotting press, general drawing press, fine blanking press, forging press, hydroforming press, die cushion of mechanical press, …, etc RRising needs of exclusive press controller for solid market IInvasions of Chinese and Japanese low price machines FFalling prices of machines RRequest of higher value-added hydraulic techniques from makers BBest solution  Exclusive control system

Indicator / Converter Solenoid valve Ethernet / RS232 Usual press application in Korea Touch Screen Sensors PLC Analog amplifier Proportional / Servo valve Analog input SSI / incremental Analog output Digital output

PI field bus system using PC Distributed network IO / Field-bus slaves Main control Optional Devices Touch PC + Field-bus master card Profibus DP

PI Ethernet based system using PC Distributed network IO / Field-bus slaves Main control MPG Touch PC Industrial Ethernet Ethernet based  Economic  Big wave

BRI-IC/AWT2 System comparison on general press application PLC systemExclusive control system HMI Touch screen -12 inch - Easy to program - Simple Industrial touch PC - 15 inch - Flexible to design - Suitable for data maintenance 2.4 mil. Won - Proface1.8 mil. Won - Advantech Controller PLC - Sequential control - Low performance - Dependent on user request HNC100 - Suitable for hydraulic control - High performance - Independent 2.0 mil.~ 3.0 mil. Won1.8 mil. Won Network IO Not used - Complex and abundant wires Profibus DP - Master card necessary - Simple harness 1.2 mil. Won (including master) Programs Inconsistent Hard to debug Consistent Easy to debug and diagnose

Mobile applications of hydraulic control

EHR system of tractors