Ph Control Bench

Ph Control Bench

Teaching Objectives of

Ph Control Bench

• To build and study a PH control loop.
• To study a control algorithm to return to the set point after a disturbance

Technical specifications

• A PVC tank, with drain valve
• A variable speed magnetic stirrer
• A PH probe
• A manual valve to introduce a disturbance with water
• A perilstaltic pump 0 – 2 l/h.
• 2 containers for acid and base storage.
• 1 PID regulator, auto adaptative, with 4/20 mA output, with RS485 card.
• Stainless steel frame with aluminium nuts and PVC.
• Supplied with technical documentation

Dimensions

• 900 x 800 x 500 mm

Essential requirements

• Power supply : 220 V, 50 Hz, 500 W
• A table