Pressure Switch DL 4ET-1
- For monitoring positive, negative or differential pressures
- 0.2–1.6 "WC (0.5–4 mbar) adjusting pressure range
- Housing and Connections: flat plug, tube connection, setscrew; AMP plug connection
- Accurate, repeatable switching action
- Supplied with one form "C" contact
- Automatic reset
- Sturdy construction and Compact design
- Integral hose barb connections
- Choice of mounting positions
- Easy to install
- FM and UL approved, models also available with CE certification
Learn More:
Documentation Accessories Applications Specifications
Documentation
Price:
Accessories
| Model and Description | Price | Cart |
| DG/DL ACC 01 Z-angle bracket DL 3-150A, 3K, 1-3E |
Contact Us | Not available for online purchase. |
| DG/DL ACC 02 Z-angle bracket DL 5-50E, 5-150K |
Contact Us | Not available for online purchase. |
| DL ACC 07 Tube set with angle connector and extension for DL |
Contact Us | Not available for online purchase. |
| DG/DL ACC 08 U-angle bracket DG, DL |
Contact Us | Not available for online purchase. |
Applications (click on image for close-up view)
DL Pressure Switch
DL air pressure switches provide accurate, reliable supervision of air pressure for both industrial and commercial combustion systems, boilers, HVAC systems and a wide variety of other applications. The DL air pressure switch controls rising and falling pressure ensuring a set limit value.
Specifications
| Ambient, air and storage temperature: |
-40 °F to 140 °F (-40 °C to 60 °C) | |||||||||||||||||||||||||||||||||||||||
| Switching capacity: | 30 – 240 Vac, I = 5 A resistive or 0.5 A inductive (cos φ = 0.6), | |||||||||||||||||||||||||||||||||||||||
| "G" models: | use at ≤30 V rate 0.1 A resistive or 0.05 A inductive (cos φ = 0.6). | |||||||||||||||||||||||||||||||||||||||
| Short circuit protection: | Use 8 A quick-acting fuse | |||||||||||||||||||||||||||||||||||||||
| Material of Construction: | All Kromschroder diaphragm actuated pressure switches are constructed of special high quality molded plastic. Diaphragms are nitrile rubber. The DL..ET enclosure is rated for IP10/NEMA 1 general purpose. The DL..AT switches have an NEMA 3/IP54 rating. | |||||||||||||||||||||||||||||||||||||||
| Electrical Connections: | "E" Models: ¼″ (6.3 mm) spade-type wiring terminals. "A" Models: Screw terminals for 18 – 14 AWG wire, ½″ RP conduit connector. |
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| Pressure Connections: | "E" Models: Hose barb for 5/32″ (4.3 mm) ID tubing. "A" Models: Hose barb for 5/32″ (4.3 mm) ID tubing. Additional ¼″ RP female connection for high pressure side of switch. |
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| Pressure Ranges: |
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Pressure Switch for Air DL 1-50 ET
