ZM3207 Flow-Rate Control and Study of Valves (including PID Controller with Software) with Computer and Backup UPS Didactic Equipment The equipment should be able to demonstrate the followings:
• Measuring head losses and flow rate
• Determining Kv and Cv of a valve
• Determining the characteristic curve of a valve
• Recording a step response
• Adjusting the positioner
• Proportional, Integral and Derivative control
• Open-loop control
• Closed-loop control
• Tuning techniques of a controller
Specifications (or Equivalent)
The unit must be equipped with (or corresponding part):
• Framework: Stainless steel or anodized aluminum with enough thickness to withstand the load of equipment and/or different components of equipment
• Storage tank with capacity of 30 litres
• Centrifugal pump (made up of material to withstand corrosion and erosion associated problems) Maximum flow rate = 40 l/min,
Maximum head = 10 m
• PID controller
• Pressure transducers with range of 0 to 1.5 bar
• Magnetic induction flowmeter of stainless steel with range of 0 to 20 l/min
• Reducer-filter for compressed air
• Compressor (along with female valve of ¼”) for the requirement of compressed air (Minimum requirement of 10 Nm3/h @ 6 bar)
• Tap water valve with 1» 2” hose connector
• Pneumatic air-to-open control valve, with positioner and by-pass
• Pneumatic air-to-close control valve, with positioner and by-pass
• Electric control valve with by-pass
• Piping and valves
• Safety devices, valves or pushbutton
• Automated unit along with software for computerized control of the equipment
• Computer
• UPS with enough backup for shutting down the unit/equipment in case of power failure
• List of spares (for 1 year)
• The unit must be supplied with all mandatory accessories for smooth operation, gases along with cylinders, installation & after-sale maintenance services, calibration kits (if any) and practices manuals.
