Dwyer Instruments 1640-2 Floating Contact Null Switch
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Dwyer Instruments 1640-2 floating contact null switch with 1.0–4.0 in H2O range and adjustable null span.
Product details
| Model | 1640-2 |
| Manufacturer | Dwyer Instruments |
| Category | Switches & Valves |
| Availability | Made to order |
Description
Overview
The Dwyer Instruments 1640-2 is a floating contact null switch designed for low to moderate differential pressure applications in HVAC and industrial control systems. It delivers sensitive, adjustable switching for climate control and process management applications requiring reliable pressure detection.
Key Features
- Pressure range: 1.0–4.0 in H2O
- Adjustable null span for application flexibility
- Minimum set point: 0.03 in H2O
- Maximum set point: 0.12 in H2O
- Floating contact design for sensitive switching
Applications
- HVAC duct pressure monitoring
- Air filter pressure switches
- Economizer and damper controls
- Industrial process control systems
Specifications
| Pressure Range | 1.0–4.0 in H2O |
| Minimum Set Point | 0.03 in H2O |
| Maximum Set Point | 0.12 in H2O |
| Type | Floating Contact Null Switch |
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Dwyer Instruments 1640-2 Floating Contact Null Switch
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