RT 452 Flow Control Didactic Equipment Vocational Training Equipment Process Control Trainer
Flow controlled system based on standard industrial components, smart flow rate sensor, system control via PLC Features - digital control of the flow rate via PLC - integrated touch screen or PC with software as HMI - network capable software with data acquisition for remote learning - use of smart sensors: additional transfer of the system status, e.g. error codes Learning objectives/experiments - design and function of a level control system - investigate the properties of open and closed loops - investigate disturbance and reference variable response - manipulating variable limitation and effect on the control system - fault finding (fault simulation via PLC) - familiarisation with industrial control engineering components: Siemens PLC as digital controller, smart flow rate sensor as measuring element, electropneumatic control valve with positioner as actuator - together with RT 451: investigate cascade control of level and flow rate - familiarisation with Profinet for connecting smart sensors -- standardised, open technology -- quick data exchange -- additional transfer of system status -- flexible network topologies Specification [1] flow rate control process with standard industrial components and smart sensors [2] digital control via PLC, controller can be parametrised as P, PI, or PID controller [3] controlled system: pipe section with water flow [4] measuring element: smart flow rate sensor with Profinet connection for transfer of additional values, electromagnetic measurement [5] actuator: electropneumatic control valve with positioner [6] generate disturbance variables via proportional valve with motor drive, operation via PLC [7] closed water circuit [8] remote learning: follow and analyse experiments at any number of workstations with LAN/WLAN connection via network capable software [9] software for data acquisition via LAN under Windows 10 [10] multimedia instructional materials online in Media Center Technical data PLC - type: Siemens SIMATIC S7-1200 - modules: compact CPU (8 DI, 6 DO, 2 AI), analogue output module (2 AO) Smart flow rate sensor - manufacturer: Endress+Hauser - type: Promag P 300 - measuring principle: electromagnetic - integrated display - DN 25 - interface: Profinet Pneumatically operated control valve DN 25 - Kvs value: 10,0 - nominal stroke: 15mm Pump - max. flow rate: 4,5m3/h - max. head: 21m Storage tank: 50L Measuring ranges - pressure: 0...2,5bar - flow rate: 0...100L/min - opening degree: 2x 0...100% 230V, 50Hz, 1 phase; 230V, 60Hz, 1 phase 120V, 60Hz, 1 phase; UL/CSA optional LxWxH: 2030x790x1987mm Weight: approx. 208kg
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