Walchem WCTW100PNB Bleed & Feed Controller – Single Biocide Timer with Flow Switch, Pre-Mounted on Panel
Original price was: $1,130.00.$989.20Current price is: $989.20.
The Walchem WCTW100PNB Bleed & Feed Controller provides reliable control for cooling tower water treatment systems. This single biocide timer controller includes a flow switch to ensure chemical dosing occurs only when system flow is present. Pre-mounted on a durable panel, it allows fast installation and simplified setup.
Designed for accuracy and ease of use, the controller features a backlit digital display with intuitive navigation. It offers relay outputs for blowdown valves, biocide pumps, and alarms, while the NEMA 4X enclosure protects against dust, chemicals, and moisture. With 115/230 VAC universal power, the WCTW100PNB delivers dependable performance for industrial and commercial cooling towers.
Technical Specifications
| Specification | Details |
|---|---|
| Model | WCTW100PNB |
| Function | Bleed & feed controller for cooling towers |
| Biocide Control | Single programmable biocide timer |
| Flow Switch | Ensures dosing only with confirmed flow |
| Mounting | Pre-mounted on back panel |
| Display | Backlit digital screen |
| Outputs | Relays for blowdown valves, biocide pumps, alarms |
| Power Input | 115/230 VAC universal |
| Enclosure Rating | NEMA 4X |
| Applications | Cooling tower water treatment systems |
Walchem WCTW100PNB Bleed & Feed Controller – Single Biocide Timer with Flow Switch
The Walchem WCTW100PNB Bleed & Feed Controller provides precise and dependable control for cooling tower water treatment systems. Designed for reliability and ease of use, this controller manages blowdown and chemical feed while ensuring safe operation through flow verification.
This model includes a single programmable biocide timer that automates chemical dosing schedules. The integrated flow switch confirms system flow before dosing begins, preventing chemical injection during no-flow conditions. As a result, it improves safety and dosing accuracy.
Pre-mounted on a durable back panel, the WCTW100PNB allows quick installation and simplified wiring. In addition, the backlit digital display offers clear visibility and intuitive navigation for setup and monitoring. Relay outputs support control of blowdown valves, biocide pumps, and alarms, providing flexible system integration.
Built with a NEMA 4X enclosure, this controller resists moisture, chemicals, and dust in harsh cooling tower environments. With 115/230 VAC universal power input, it adapts easily to a wide range of commercial and industrial installations. Available from Water Treatment Supply, the Walchem WCTW100PNB delivers reliable control, improved system safety, and consistent water treatment performance.
Specifications and Use Cases of the Walchem WCTW100PNB Bleed & Feed Controller
The Walchem WCTW100PNB is engineered to deliver reliable and accurate control in commercial and industrial cooling tower water treatment systems. Its bleed and feed design supports efficient water chemistry management while helping reduce scale, corrosion, and chemical waste.
This controller integrates a single programmable biocide timer with a flow switch, ensuring chemical dosing occurs only when system flow is present. As a result, it improves dosing accuracy and enhances operational safety. The panel-mounted configuration allows fast installation, while the NEMA 4X enclosure protects internal components in harsh environments.
Designed for long-term performance, the WCTW100PNB provides dependable relay control for blowdown valves, biocide pumps, and alarms. Its backlit digital display simplifies setup, monitoring, and daily operation across a wide range of cooling tower installations.
Use Cases & Industry Applications:
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Cooling Towers: Controls blowdown and biocide dosing to maintain proper water chemistry and system efficiency.
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Boiler Support Systems: Helps manage make-up and auxiliary cooling loops tied to boiler operations.
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Closed-Loop HVAC Systems: Ensures safe chemical feed by dosing only during active flow conditions.
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Industrial Water Treatment: Supports automated chemical control in manufacturing and process cooling systems.
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Commercial Facilities: Used in hospitals, hotels, data centers, and institutional buildings for reliable cooling tower water treatment control.
FAQs
-
What is the Walchem WCTW100PNB used for?
It is a bleed and feed controller designed for cooling tower water treatment systems. -
Does the WCTW100PNB include biocide control?
Yes, it includes one programmable biocide timer for automated chemical dosing. -
What is the purpose of the flow switch?
The flow switch ensures chemical dosing occurs only when system flow is present. -
Is the controller easy to install?
Yes, it comes pre-mounted on a back panel for quick and straightforward installation. -
Where can the Walchem WCTW100PNB be used?
It is ideal for cooling towers in industrial, commercial, and institutional facilities such as hospitals, hotels, and data centers.
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