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Product Specifications:
| Item | Differential Pressure Switch |
| Contact Form | SPDT |
| Electrical Connection | Screw Terminals |
| Electrical Connection Type | Screw Terminals |
| Electrical Rating | 15A @ 120 to 480V AC, 60 Hz. Resistive 1/8 Hp @ 125V AC, 1/4 Hp @ 250V AC, 60 Hz. De-Rate to 10A |
| Housing Type | Conduit Box |
| Max. Pressure Rating | 25 psig |
| Maximum Operating Temperature | 180°F |
| Maximum Pressure Rating | 25 psi |
| Minimum Operating Temperature | -30°F |
| Mounting Hole Center To Center Distance | 1 1/8" |
| Mounting Hole Di. | 1/16" |
| Mounting Hole Diameter | 1/16" |
| Mounting Orientation | Vertical |
| Number Of Switches | 1 |
| Overall Depth | 4 5/16" |
| Overall Height | 4 3/16" |
| Overall Width | 4 5/16" |
| Pressure Set Point | 3 in. wc to 22 in. wc |
| Pressure Setpoint Type | Adjustable |
| Pressure Type | Differential |
| Product Type | Pressure Switch |
| Range | 3" to 22" |
| Sample Line Connection Size | 1/8" |
| Sample Line Connection Type | NPT |
| Sample Line Connector Type | NPT |
| Switch Voltage | 120-480V AC |
| Switching Differential | 3 in. wc to 22 in. wc |
| Type Of Set Point | Adjustable |
Shipping Info:
| Ship weight (kg) | 0.9 |
| Ship height (cm) | 2.54 |
| Ship length (cm) | 2.54 |
| Ship width (cm) | 2.54 |
Product Details:
Essential for industrial environments, the Dwyer 1800 Series low differential pressure switch combines small size and low price with 2% repeatability for enough accuracy for all but the most demanding applications. Set point adjustment inside the mounting stud permits mounting switch on one side of a wall or panel with adjustment easily accessible on the opposite side. UL and CSA listed, and FM approved.
Product Variants
| Product | Model | Range | Overall Width | Contact Form | Electrical Connection | Electrical Connection Type | Ip Rating | Body Material | Price | |
|---|---|---|---|---|---|---|---|---|---|---|
![]() |
1910-0 | 15 in. wc to 55 in. wc | - | SPDT | Screw Terminals | Screw Terminals | - | - | €165.19 | |
![]() |
1950G-00-B-24-NA | 7" to 15" | 5 7/16" | SPDT | Screw Terminals | Screw Terminals | IP54 | Aluminum | €813.82 |
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DWYER INSTRUMENTS 1823-20 Differential Pressure Switch, 3 To 22 Inch H2O
€183.39 /unit


