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Barksdale Series D1H Diaphragm Pressure Switch, Housed, Single Setpoint, 0.4 to 18 PSI, D1H-H18SS
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Description
Barksdale's D1H Diaphragm Pressure Switches offer superior accuracy in a robust package, making them the ideal solution to your industrial pressure control needs. This single circuit diaphragm switch is ideal for applications demanding instrument class accuracy and where pressure pulsations are less than 25 cycles per minute. Available in various pressure ranges up to 150 psi, diaphragm switches are suitable for use in either positive pressure or vacuum applications. Housed models feature a durable, anodized aluminium enclosure with an integrated 1/2" NPT conduit connector, a tamper-resistant cover for the setpoint adjustment screws, and are rated to NEMA 4 as a standard. For applications requiring a highly accurate switch in a durable package, Barksdale's Diaphragm Pressure Switches are the ideal choice.
Features:
Features:
- Stripped and housed versions available
- High accuracy
- Ideal for pressure or vacuum
- Easy setpoint adjustment
- NEMA 4
- Up to 3 setpoints available in one switch
- Diaphragm seal option available
Product Specifications
General Specifications
| Accuracy: | ± 0.5% of the adjustable range |
|---|---|
| Electrical Connection: | Free leads approximately 18" long, #16 AWG and 1/2" NPT conduit connection for housed models |
| Pressure Connection: | 1/4" NPT female |
| Decreasing - psi (bar) | Increasing - psi (bar) | ||
|---|---|---|---|
| min | max | min | max |
| .4 (.03) | 17.74 (1.2) | .66 (.05) | 18 (1.2) |
| Decreasing - In. Hg | Increasing - In. Hg | ||
|---|---|---|---|
| min | max | min | max |
| 0.8 | 29.2 | 1.6 | 30 |
| Type: | Single pole double throw (SPDT) Snap Action; single or dual circuit |
|---|---|
| Rating: | 10 amps @ 125/250 VAC; 3 amps @ 480 VAC |
| Process Fitting: | 304 stainless steel |
|---|---|
| Diaphragm: | 17-7 PH stainless steel |
| Enclosure: | Anodized aluminum |