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Diaphragm Pressure Switch
Barksdale CD2H‑A80SS is a housed diaphragm pressure switch from the CD2H series, designed for dual setpoint pressure control. It features stainless steel wetted parts, a calibrated dial for easy setpoint adjustment, and is widely used in industrial automation, HVAC, marine, and process control.
Type / Model / Part Number:
- Type: Diaphragm Pressure Switch
- Model: CD2H‑A80SS
- Part Number: CD2H‑A80SS (variants may include suffixes for options)
- Series: CD1H / CD2H (single or dual housed diaphragm switches)
- Brand: Barksdale
- Manufacturer: Barksdale GmbH
Product Overview:
The CD2H‑A80SS is a dual housed diaphragm pressure switch with tamper‑proof external adjustment and a NEMA 4 watertight enclosure. It is designed for reliable pressure monitoring and control in demanding environments. The “SS” suffix indicates stainless steel wetted parts, making it suitable for corrosive or harsh media.
Specifications:
| Feature | Specification |
|---|---|
| Pressure Range | 0.5 – 80 psi (0.03 – 5.5 bar) |
| Proof Pressure | 150 psi (10 bar) |
| Switch Type | Dual setpoint, SPDT contacts |
| Electrical Rating | 10 A @ 125/250 VAC, 3 A @ 480 VAC |
| Accuracy | ±0.5% of adjustable range |
| Wetted Parts | Stainless steel (diaphragm: 17‑7 PH SS, fitting: 304 SS) |
| Enclosure | NEMA 4 (watertight, anodized aluminum housing) |
| Electrical Connection | 18″ free leads, 16 AWG, via ¾″ NPT conduit |
| Temperature Range | −40 °C … +74 °C (−40 °F … +165 °F) |
| Repeatability | ±1% of full scale |
| Switching Rate | Max. 20 cycles/min |
Dimensions & Weight:
- Dimensions: ~120 × 80 × 80 mm (housing)
- Weight: ~1.2 – 1.5 kg
Applications:
- HVAC systems (air proving, safety interlocks)
- Water treatment and pumping systems
- Food & beverage processing
- Medical and pharmaceutical equipment
- Marine and offshore systems
- General industrial automation and factory monitoring
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