Dwyer Instruments 1640-1 Floating Contact Null Switch
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Dwyer Instruments 1640-1 floating contact null switch with 0.2–1.0 in H2O range, adjustable null span, and precision set points.
Product details
| Model | 1640-1 |
| Manufacturer | Dwyer Instruments |
| Category | Pressure Switches |
| Availability | Made to order |
Description
Overview
The Dwyer Instruments 1640-1 is a floating contact null switch designed for low differential pressure applications in HVAC and industrial control systems. It provides sensitive, adjustable switching with a compact form factor suitable for duct pressure monitoring and process control applications.
Key Features
- Pressure range: 0.2–1.0 in H2O
- Adjustable null span for precise control
- Minimum set point: 0.02 in H2O
- Maximum set point: 0.06 in H2O
- Floating contact design for sensitive switching
Applications
- HVAC system duct pressure monitoring
- Air filter differential pressure switches
- Low-pressure process control
- Building automation systems
Specifications
| Pressure Range | 0.2–1.0 in H2O |
| Minimum Set Point | 0.02 in H2O |
| Maximum Set Point | 0.06 in H2O |
| Type | Floating Contact Null Switch |
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Dwyer Instruments 1640-1 Floating Contact Null Switch
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