Description
Honeywell L91B1035 Proportional Pressuretrol Controller, 0–15 PSI Range, 1.5–12 PSI Differential, Brass Bellows
Overview
The Honeywell L91B1035 is a modulating proportional pressuretrol controller designed to regulate pressure in systems using steam, air, noncombustible gases, or other non-corrosive fluids. It provides precise pressure control within a 0 to 15 PSI operating range and features a durable brass bellows construction for reliable performance in a variety of industrial applications.
Key Features
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Operating Pressure Range: 0 to 15 PSI, suitable for low-pressure modulation.
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Pressure Differential: Adjustable between 1.5 and 12 PSI to meet various control requirements.
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Temperature Range: Operates reliably between 32°F and 150°F ambient temperature.
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Material: Brass bellows ensure durability and resistance to non-corrosive fluids.
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Connection: Equipped with 1/4" NPT external thread for easy installation.
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Control Type: Modulating pressure control for smooth and precise regulation.
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Electrical: Single potentiometer with 140 Ohms resistance.
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Compatibility: Use with steam, air, noncombustible gases, or other fluids non-corrosive to brass or phos-bronze bellows.
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Warning: Not suitable for combustible mediums or chemically harmful fluids.
Technical Specifications
| Specification | Details |
|---|---|
| Operating Pressure Range | 0 to 15 PSI |
| Pressure Differential | 1.5 to 12 PSI |
| Max Pressure | 25 PSI |
| Min Pressure | 0 PSI |
| Temperature Range | 32°F to 150°F |
| Electrical Resistance | 140 Ohms |
| Connection Type | 1/4" NPT External Thread |
| Bellows Material | Brass |
| Control Action | Modulating |
Applications
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Pressure regulation in steam systems, air systems, and other non-corrosive gas applications.
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Modulating control in low-pressure industrial and commercial equipment.
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Systems requiring precise and adjustable pressure differentials.
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Environments where brass bellows are compatible with the process fluids.
