Computerized Level Control Trainer

Computerized Level Control Trainer

Experimental introduction to control engineering using an example of level control
Construction of the system with components commonly used in industry
Digital controller with freely selectable parameters: P, I, D and all combinations
Level measurement by pressure sensor

SPECIFICATION:
Storage tank: 30L
Centrifugal pump :
Power consumption: 250W
Flow rate: 150L/min
Head: 7m
Speed: 2800min-1

Level-controlled tank :
7L
Level: 0…0,6m
Pressure sensor: 0…100mbar
Pneumatically operated control valve DN 20
Kvs: 4,0m3/h
Reference variable: 4…20mA
Nominal stroke: 15mm
Characteristic curve equal-percentage

Line recorder :
2x 4…20mA
Feed rate: 0…7200mm/h, stepped

Controller :
Process variables X, Y as analogue signals: 4…20mA
 
Power required for operation :
230V, 50Hz, 1 phase
230V, 60Hz, 1 phase