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H3S-3ST
Series: Series H3 Explosion-Proof Differential Pressure Switch Brand: Dwyer Instruments, LLC
Price
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Stock
Out of Stock
Specifications
Brand
Adjustment Type
- Factory Set (Pre-Set)
- Field Adjustable
Approvals & Certifications
- ATEX
- CE
- CSA
- UL
Deadband, Approximate
- Approximately 5 % of Range
Diaphragm Material
- Fluoroelastomer
- Nitrile
Electrical Connectors
- 18 AWG x 18" Leadwires
- 3/4" NPT Female
- ATEX Approved Internal Terminal Block
- UL, CSA Approved Internal Terminal Block
Electrical Contacts
- Gold
- Silver
Electrical Rating
- 5 A at 125/250 Vac, 30 Vdc
Enclosure, Body Material
- Aluminum
Environmental Protection
- IP56
- IP66
- NEMA 3, 4X / IP56, 66
- NEMA 4X
NPT Connection
- 1/8" NPT Female
O-Ring Material
- Nitrile
- Viton
Operating Temperature
- -20° to 104° C (-4° to 220° F)
Process Connection Material
- 316 Stainless Steel
- Aluminum
Process Temperature
- -20° to 90° C (-4° to 220° F)
Set Point - Decreasing
- bar: 0.03 to 13.8
- inH₂O: 10 to 80
- kPa: 3.447 to 1,379
- psid: 0.5 to 200
Set Point - Increasing
- bar: 0.03 to 13.8
- inH₂O: 10 to 180
- kPa: 3.447 to 1,379
- psid: 0.5 to 200
Switch Type
- DPDT
- SPDT
System Pressure
- bar: 103.4
- kPa: 10,342
- psi: 1,500
