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Product Specifications:
| Item | Differential Pressure Gauge |
| Accuracy | -2% to +2% |
| Adjustable Set Points | Yes |
| Ambient Operating Range | -40 to 200 Degrees F |
| Ambient Operating Temp. | -40°F to +200°F |
| Amps | 0.25A |
| Application | Compressors, Filtration Monitoring, Hydraulics, Pressure Detection, Pumps, Refrigeration |
| Case Depth | 0.78" |
| Case Dia. | 3 5/16" |
| Case Material | Plastic |
| Connection Size | 1/4" |
| Connection Size Npt (in.) | 1/4 FNPT |
| Dial Material | Engineered Plastic |
| Dial Size | 2 1/2" |
| Diaphragm Material | Buna N |
| Differential Pressure | 0 psid to 100 psid |
| For Panel Cutout Size | 3" |
| Full Scale Accuracy (%) | 3/2/3% |
| Hazardous Location Rating | Class 1, Division 2, Groups A, B, C, D, Class 2, Division 2, Groups F, G |
| Housing Material | Aluminum |
| Included Calibration Certificate | No |
| Included Mounting Hardware | No |
| Ip/nema Rating | IP65, NEMA 4X |
| Lens Material | Acrylic |
| Max. Pressure | 3000 psi |
| Max. Working Static Pressure | 3000 psig |
| No. Of Switches | 1 |
| Nominal Dial Size | 2 1/2" |
| O-ring Material | Buna N |
| Over Pressure Limit | 0 psi, 6 psi |
| Piston Material | Stainless Steel |
| Pressure | 0 psi to 100 psid |
| Pressure Gauge Type | Differential Pressure Gauge With Switch |
| Pressure Range Minor Div. | 5 lb. |
| Pressure Range Minor Div. | 5 lbs. |
| Process Connection Gender | Female |
| Process Connection Location | Back |
| Process Connection Size | 1/4" |
| Process Connection Type | NPT |
| Rated Total Pressure | 3000 PSI |
| Relay Type | SPDT |
| Scale Type | PSID |
| Seal Material | Buna N |
| Sensor Material | Buna N |
| Sensor Type | Diaphragm |
| Series | 140 Series |
| Standards | Asme B40.1 Grade B, Asme B40.1 Grade D, Ce, Csa, Nema 4X, Ul Listing |
| Switch Contact Type | SPDT |
| Switch Electrical Requirements | 125V AC/DC, 3W, 0.25A |
| Wetted Parts Material | PTFE, Buna N |
Shipping Info:
| Ship weight (kg) | 1.35 |
| Ship height (cm) | 35.56 |
| Ship length (cm) | 22.86 |
| Ship width (cm) | 17.78 |
| HS code | 9026208000 |
| Country of Origin | US |
Product Variants
| Product | Model | Dial Size | Accuracy | Housing Material | Pressure Range Minor Div. | Case Material | Nominal Dial Size | Case Dia. | Case Depth | Price | |
|---|---|---|---|---|---|---|---|---|---|---|---|
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140-AA-00-O(AA)-30P | 2 1/2" | -2% to +2% | Aluminum | 1 lbs. | Plastic | 2 1/2" | 3 5/16" | 0.78" | €619.28 | |
![]() |
140-AA-00-O(AA)-50P | 2 1/2" | -2% to +2% | Aluminum | 2 lbs. | Plastic | 2 1/2" | 3 5/16" | 0.78" | €619.28 | |
![]() |
140-SA-00-O(AA)-30P | 2 1/2" | -2% to +2% | Stainless Steel | 1 lbs. | Plastic | 2 1/2" | 3 5/16" | 0.78" | €939.26 | |
![]() |
140-SA-00-O(AA)-50P | 2 1/2" | -2% to +2% | Stainless Steel | 2 lbs. | Plastic | 2 1/2" | 3 5/16" | 0.78" | €939.26 | |
![]() |
140-SA-00-O(AA)-100P | 2 1/2" | -2% to +2% | Stainless Steel | 5 lbs. | Plastic | 2 1/2" | 3 5/16" | 0.78" | €939.26 | |
![]() |
140-AA-00-OO-30P | 2 1/2" | +/-3-2-3% | Aluminum | 1 psi | 316 Stainless Steel, Aluminum | 2 1/2" | 3.37" | 0.78" | €388.58 | |
![]() |
140-AA-00-OO-50P | 2 1/2" | +/-3-2-3% | Aluminum | 2 psi | 316 Stainless Steel, Aluminum | 2 1/2" | 3.37" | 0.78" | €388.58 |
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Contact us
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MIDWEST INSTRUMENTS 140-AA-00-O(AA)-100P Nema 4x Dp Switch 3000 Psi 0 To 100 Psid
€619.28 /unit
