Deionized Water System for PCBA Cleaning – DEZ-CS300

The DEZ-CS300 produces deionized water for aqueous PCBA cleaning and other industrial rinsing processes. It combines reverse osmosis and mixed-bed deionization inside one enclosed cabinet. The standard system produces up to 300 kg of DI water per hour when the incoming municipal water conductivity is below 500 μS/cm.

300 kg/h DI-Water Output | RO and Mixed-Bed Purification | Integrated Cabinet

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SKU: Deionized-Water-System-CS300 Category:
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DI Water Production for Aqueous Cleaning

Water used during the final rinsing stage can leave dissolved minerals and ionic material on the assembly after drying. The CS300 removes dissolved ions from the incoming water before supplying it to compatible cleaning equipment.

It is designed as a supporting water-treatment system for offline and inline aqueous PCBA cleaning processes.

Integrated Industrial Water System

Problems Solved by the DI Water Machine DEZ-CS300

DI-Water Supply for PCBA Rinsing

Aqueous PCBA cleaning machines require purified rinse water after the chemical-washing stage. The CS300 produces DI water for this rinsing process.

On-Site Water Purification

Factories without a central DI-water system can produce water beside the cleaning area instead of purchasing and transporting packaged DI water.

Removing Dissolved Ions from Incoming Water

Municipal water contains dissolved salts and minerals. Reverse osmosis removes most dissolved material before the mixed bed performs the final deionization stage.

Supporting Continuous Cleaning Operation

The system produces up to 300 kg/h of DI water. This provides a defined water source for compatible cleaning equipment instead of relying on manually filled water containers.
PCBA Cleaning Machine for Batch Defluxing Working process

CS300 Water-Treatment Process

Load PCBAs → Spray Wash → DI-Water Rinse → Hot-Air Dry
Municipal Water Supply → Reverse Osmosis → Mixed-Bed Deionization → DI-Water Output
Incoming water first passes through the reverse-osmosis stage. The mixed bed then removes remaining ions before the treated water is supplied to the connected process or storage tank.

Where the DEZ-CS300 Is Used

Offline PCBA Batch Cleaning

The CS300 can supply DI rinse water to compatible offline batch cleaners. Required water quality, flow rate and storage capacity can be configured according to the cleaning cycle.

Inline PCBA Cleaning

Inline cleaning machines require a continuous supply of DI water during rinsing. The CS300 can be integrated when its production capacity meets the cleaner’s water-consumption requirements.

Electronics Manufacturing Rinse Water

The system can provide deionized water for electronics cleaning, component rinsing and other industrial washing processes requiring water within the specified resistivity range.

Water-Treatment Process

The DEZ-CS300 uses a four-stage water-treatment process to remove dissolved salts and remaining ions before supplying DI water to the connected process.

Municipal Water Supply
→
Reverse Osmosis
→
Mixed-Bed Deionization
→
DI-Water Output
Incoming water first passes through the reverse-osmosis stage, which removes most dissolved salts and impurities. The mixed-bed deionization stage then removes remaining ions before the treated water is supplied to the connected process or storage tank.

DEZ-CS300 Main Machine Systems

Enclosed Floor-Standing Cabinet

Water-treatment components and electrical controls are installed inside a floor-standing stainless-steel cabinet. Front access doors allow convenient access to internal filters, pumps and pipework.

Reverse-Osmosis System

The RO stage removes most dissolved salts and impurities from incoming municipal water before final deionization. The standard production specification is based on incoming water conductivity below 500 μS/cm.

Mixed-Bed Deionization

The mixed-bed unit removes remaining positively and negatively charged ions after reverse osmosis. Standard output resistivity is specified at 2–10 MΩ·cm.

Water-Pressure Monitoring

Front-mounted pressure gauges display operating pressure at different points in the water-treatment system, allowing operators to check system conditions without opening the cabinet.

Flow Monitoring

Front-mounted flow meters display water movement through the purification system, providing a direct view of operating flow during production.

Electrical Control Panel

The control panel operates the pumps and water-treatment stages. Indicator lights show the current machine status, while panel controls provide access to system operation.

Internal Pipework and Service Access

Pumps, filters, the mixed-bed unit and connecting pipework are housed inside the cabinet. Front doors provide access for filter replacement, resin servicing and pipe inspection.

DEZ-CS300 Integrated Deionized Water System

ParameterDEZ-CS300
Machine typeIntegrated industrial DI-water system
Purification processReverse osmosis and mixed-bed deionization
Rated water output300 kg/h
Rated-output conditionMunicipal water conductivity below 500 μS/cm
Produced-water resistivity2–10 MΩ·cm
Required raw-water flowAbove 1.5 t/h
Required raw-water pressure0.30–0.40 MPa
Recovery rate with RO operation45–50%
Recovery rate with suitable purified-water feedAbove 90% when the RO stage is not used
Machine dimensionsL1100 × W1100 × H1600 mm
Net weightApproximately 200 kg
Power supplyAC 380 V ±10%, 50 Hz
Installed power2.2 kW
Installation typeFloor-standing enclosed system
Main treatment stagesRO and mixed bed

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Compatible PCBA Cleaning Equipment

Offline PCBA Cleaning Machine for Batch Defluxing DEZ-C743 Main Structure
The DEZ-C743 uses DI water during its rinsing stage after chemical spray washing.
The required resistivity and water supply method must be configured according to the cleaning process.
Automatic PCBA Brush Cleaning Machine DEZ-C760
The DEZ-C760 applies alcohol-based cleaning fluid to one accessible solder-side surface before cleaning it with a rotary brush and two roller brushes. It does not require DI-water rinsing.

FAQs by DEZ-CS300 DI Water Machine

What is the DEZ-CS300 used for?

It produces DI water for compatible PCBA cleaning machines and other industrial rinsing processes.

The rated output is 300 kg/h when the incoming municipal water conductivity is below 500 μS/cm.

The standard specification lists an output resistivity of 2–10 MΩ·cm.

The standard configuration is based on municipal water with conductivity below 500 μS/cm, a supply flow above 1.5 t/h and pressure between 0.30 and 0.40 MPa.

It combines reverse osmosis with mixed-bed deionization. RO removes most dissolved material before the mixed bed removes the remaining ions.

The specified RO operating recovery rate is 45–50%. When suitable purified water is supplied directly without using the RO stage, the stated recovery rate is above 90%.

It can supply compatible cleaning equipment, but the required resistivity, hourly consumption, peak flow, storage tank and connection method must first be confirmed.

That depends on the cleaning machine’s instantaneous water consumption and operating cycle. A storage tank may be required when peak demand is higher than the CS300’s real-time production rate.

Provide the raw-water conductivity, water pressure, available flow, required DI-water resistivity, hourly consumption and connected cleaning-machine model.

Send your raw-water report, required DI-water quality, hourly consumption and cleaning-machine model. DEZ will confirm the water-treatment process, tank arrangement and connection requirements.

Send Your SMT Equipment Requirements

Contact DEZ for PCBA cleaning machine, selective soldering machine, stencil cleaning machines, X-ray inspection, BGA rework, reflow ovens and SMT handling equipment.

Send your workpiece dimensions, production problem and required throughput to receive a free application review, equipment recommendation and project quotation. Free sample testing is available for qualified projects.

An equipment specialist will contact you within one hour during business hours.

Get a Free Recommendation and Request Sample Testing
Email: [email protected]
Phone: +86 138 2338 9052

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