Product Overview
The Regal VAC 2000 is a fully electronic vacuum monitoring system designed for reliable detection of high and low vacuum conditions in gas feed and chemical dosing systems. Built for durability and precision, it provides continuous digital vacuum display and independent alarm control for critical monitoring applications.
Engineered for outdoor installation, the VAC 2000 features a NEMA 4X enclosure and integrated sensor technology for dependable operation in demanding water and wastewater environments.
Key Features
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High and low vacuum monitoring with independent adjustable trip points
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Three-digit LED display showing vacuum in inches of Hg
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Separate LED indicators for High, Low, and Latch conditions
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Adjustable alarm delay timer (1–100 seconds)
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Three alarm output relays (Hi, Lo, and Latch – NO/NC)
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Pressure condition warning indicator
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Weather-resistant NEMA 4X enclosure
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Compatible with chlorine, sulfur dioxide, ammonia, and similar gases
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Optional alarm light and horn assembly available
Applications
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Municipal water treatment systems
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Wastewater treatment facilities
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Chlorine gas feed monitoring
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Chemical dosing systems
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Pool pump vacuum monitoring
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Loss-of-chlorination detection
Technical Specifications
Vacuum Range:
0–30 in. Hg
Low Alarm Range:
0–15 in. Hg
High Alarm Range:
15–30 in. Hg
Input Power:
115 VAC, 60 Hz, 0.1 Amp
Relay Ratings:
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240 VAC @ 5A (resistive)
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115 VAC @ 5A (general use)
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30 VDC @ 5A (general use)
Analog Output:
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0–3 VDC
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0–3 mADC
Operating Temperature:
-20°C to 50°C
Storage Temperature:
-30°C to 70°C
Humidity:
0–90% non-condensing
Enclosure Rating:
NEMA 4X
Environmental Protection:
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Reset switch: IP65
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External connectors: IP68






