Shop All Pressure Switches
Dwyer Instruments
Differetial Pressure SwitchGage, Photohelic
Mfr # 3020MR
Zoro # G207143422
product price: $553.99
/ea
Free Shipping & Returns
$553.99
Free Shipping on orders over $50
after you
Free 30-Day Returns
Key Features
- Electrical Connections 18" (46 cm) cable assembly with 8 conductors. Optional lengths to 100' (30.5 m).
- Accuracy ±2% of FS (3000-0 ±3% of FS). (3000-00 ±4% of FS).
- Features Gage reading unaffected by switch operation and will continue to read pressure even during power loss; Zero and range adjustments outside of gage means no disassembly in normal service; Solid-state design allows for switching in high cycle rate applications without degradation
- Size 4" (101.6 mm) dial face, 5" (127 mm) OD x 3-1/8" (79.38 mm).
- Relay Contacts (Resistive load) 1 form C rated 1.0A @ 30 VDC, 0.3A @ 110 VDC or 0.5A @ 125 VAC. Gold over clad silver - suitable for dry circuits.
Get 10% Off Your First Order
Real Support From Real People
Contact Our U.S.-Based teams
Free 30-Day Returns
Return Policy
Accepted Payment Options
![paypal](https://www.zoro.com/static/assets/img/base/icons/paypal-81447b0e73.png)
Product Information
- Brand Dwyer Instruments
- MFR # 3020MR
- Zoro # G207143422
- Country of Origin United States
- Category Pressure Switches
Dimensions
Size | 4" (101.6 mm) dial face, 5" (127 mm) OD x 3-1/8" (79.38 mm). |
Details
Electrical Connections | 18" (46 cm) cable assembly with 8 conductors. Optional lengths to 100' (30.5 m). |
Accuracy | ±2% of FS (3000-0 ±3% of FS). (3000-00 ±4% of FS). |
Features | Gage reading unaffected by switch operation and will continue to read pressure even during power loss; Zero and range adjustments outside of gage means no disassembly in normal service; Solid-state design allows for switching in high cycle rate applications without degradation |
Relay Contacts | (Resistive load) 1 form C rated 1.0A @ 30 VDC, 0.3A @ 110 VDC or 0.5A @ 125 VAC. Gold over clad silver - suitable for dry circuits. |
Switch Type | Each setpoint has 1 form C relays (SPDT). |
Agency Approvals | CE. |
Process Connections | 1/8" female NPT (duplicated side and back). |
Set Point Adjustment | Adjustable knobs on face. |
Pressure Limit | -20" Hg. to 25 psig (-0.677 bar to 1.72 bar). MP option: 35 psig (2.41 bar), HP option: 80 psig (5.52 bar). |
Service | Air and non-combustible, compatible gases. |
Temperature Limits | 20 to 120°F (-6.67 to 48.9°C). |
Switching Current | 1.0 amp (AC) max., 0.01 mA (AC) min., (2) SPST NO. |
Switching Voltage | 20-280 VAC (47-63 Hz). |
Mounting Orientation | Diaphragm in vertical position. Consult factory for other position orientations. |
Power Requirements | 24 VDC, regulated ±10%. |
Description
Pressure switch/gage, range 0-20" w.c., .50 minor divisions.
Restrictions
- WARNING: Cancer and Reproductive Harm For more information go to www.P65Warnings.ca.gov
Ratings & Reviews
3 Reasons You Can Count On Us
Supplies for every job.
10 million items and the exact one you need.
When you need it fast, count on Zoro!
2 million products ship in 1 day.
Stretch your budget further.
Everyday low prices on the brands you love.
Explore More Products
- KEEN 55922-S 1 in. EMT 1 Hole Strap - pack of 25 (KE151227)
- GLOBE COMMERCIAL PRODUCTS Crimp Hose Ferrule, 0.843"L, Brass, PK25 (B-1150-SP2)
- GARDNER BENDER Wire Connectors, Assorted 25 Pcs., PK25 (25-AWC)
- SIEMENS Reversing Compact Magnetic Motor Starter, No Enclosure NEMA Rating, 24V DC, 3 Poles, 1NC/1NO (3RM12071AA04)
- DWYER INSTRUMENTS Pressure Switch Range 5-100 (DA-7031-153-6)
- DWYER INSTRUMENTS Differential Pressure Switch, 0812 M20 (EDPS-08-2-N)
- DWYER INSTRUMENTS Differential Pressure Switch, 20200 Npt (EDPS-03-1-N)
- DWYER INSTRUMENTS Spdt Pressure Switch Range 3-1 Wc (1823-1)
- DWYER INSTRUMENTS Bourdon Tube Pressure Switches, Press Sw (DA-31-153-4)
- DWYER INSTRUMENTS Differential Pressure Switch, 8040 Npt (EDPS-05-1-N)
- CONDOR USA Pressure Switch, (1) 3/8 in FNPT, (3) 1/4 in FNPT, (4) Port, 3PST, 45 to 160 psi, Standard Action (31QG3EXX)
- Dwyer Instruments Pressure Switches