Teaching equipment : pH regulation unit

 

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pH regulation unit

DESCRIPTION

 

The pH regulation unit is delivered complete with instrumentation and includes technical and instruction manuals.

Designed and manufactured to industrial standards.

This unit is designed for different levels and fields of study.

A recorder can be connected to the unit.

 

Teaching equipment : pH regulation unit - RPH 100

TECHNICAL SPECIFICATIONS

Basic solution
▪ A 10-litre capacity tank (3)
▪ Supply pump of basic solution (1)
▪ Flow meter from 20 to 280 mL/min (2)

Acid solution
▪ A 10-litre capacity tank (3)
▪ Supply pump of acid solution (1)
▪ Flow meter from 20 to 280 mL/min (2)

Reactor (6)
▪ In glass, capacity : 3 litres
▪ Adjustable velocity agitator (10)
▪ Drainage valve

Recuperation tank (11)

Control and regulation pH made up of :
Regulation valve
Stainless steel for elements in contact with solution
Seat and valve interchangeable
Indicator : 0.2 - 1 bar
Range : 40/1


Type PID regulator with microprocessor
Extending scale configurable
Relay, logical and continuous exit
Proportional band from 0.5 to 1000 %
Global action time from 0.1 to 100 min.
Derived action time from 0.01 to 10 min.
Auto adaptive : PID parameters are calculated by the regulator


Immersed pH electrodes
Measure range 0 to 14 pH ± 0.02 pH
Exit from 0 - 1 V / 4 - 20 mA

PEDAGOGIC APPLICATIONS

 

• Characteristics of the components
• Sensor, regulator, activator and perturbing element.
• PID or auto adaptive.
• Regulator configuration.
• Characteristics curves.

 

Teaching equipment : pH regulation unit - schema RPH 100

UTILITIES
Electricity : 230 VAC single-phase
Compressed air : 6 bars (90 psi)maximum

DIMENSIONS
Length : 880 mm
Width : 530 mm
Height : 570 mm
Weight : 47 kg

 

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pH regulation unit



Didatec Technologie - ZA du Parc 42490 Fraisses -  France -   Tel : 33 (0)4 77 10 10 10 -  Fax : 33 (0)4 77 61 56 49   
E-Mail : didatec.technologie@wanadoo.fr