Dwyer A3150 Photohelic Pressure Switch Gauge

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Dwyer A3150 Photohelic Pressure Switch Gauge

Price 45000 INR/ Piece

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MOQ : 5 Pieces

Dwyer A3150 Photohelic Pressure Switch Gauge Specification

Display
4" (101.6 mm) dial face,5 x 8" (127 x 209.55 mm)

Usage
Air and non-combustible, compatible gase

Material
Metal Alloy

Dial Material
Plastic

Size
4" (101.6 mm) dial face,5 x 8" (127 x 209.55 mm)

Pointer Material
Aluminum

Processing Type
Standard

Diameter
4" (101.6 mm) dial face,5 x 8" (127 x 209.55 mm) Inch (in)

Product Type
Dwyer A3150 Photohelic Pressure Switch Gauge Range 0-150 Inch w.c.

Weight
4 lb (1.81 kg) Kilograms (kg)

Glass Size
4" (101.6 mm)

Mount Type
Panel

Color
Black

Scale Range
A3150 Range 0-150" w.c

Accuracy
2% of FS at 70F (21.1C),3% on -0,4% on -00 models %

Dwyer A3150 Photohelic Pressure Switch Gauge Trade Information

Minimum Order Quantity
5 Pieces

FOB Port
Delhi

Payment Terms
Cash in Advance (CID), Cash Advance (CA), Cash Against Delivery (CAD), Cash on Delivery (COD)

Supply Ability
5 Pieces Per Week

Delivery Time
5-6 Week

Main Export Market(s)
Asia, Middle East

Main Domestic Market
All India

About Dwyer A3150 Photohelic Pressure Switch Gauge

Dwyer A3150 Photohelic Pressure Switch Gauge Range 0-150 Inch w.c.

Dwyer A3150 Photohelic Pressure Switch/Gauge (0-150"w.c.)

Model: A3150

Bezel and front cover (with set point knobs and zero adjustment screw) removed to expose Photohelic Switch/Gage set point mechanism. Cover is clear polycarbonate plastic.Gage pointer and light shutter are mounted on helix and balancing counterweight.

Dwyer A3150 Offers

Features

Measure 4 to 20 mA signals without "breaking the loop"

Measure mA signals for PLC and control system analog I/O

Dual backlit display with both mA measurement and percent of 4 to 20 mA span

Measurement Spotlight illuminates hard to see wires in dark enclosures

Detachable clamp with extension cable for measurements in tight locations

Measure 10 to 50 mA signals in older control systems using the 99.9 mA range

Automatically change the 4 to 20 mA output for remote testing

Power saving features, auto-off, backlight timeout extend battery life

Hold function captures and displays changing measurements

Applications

Air Conditioner Systems

Clean Rooms

Fume Exhaust Systems

Dwyer A3150 Specifications

Switch Specifications

Switch Type:Each set point has 2 Form C relays (DPDT)

Repeatability:1% of FS

Electrical Rating:10 A at 28 VDC,10 A at 120,240 VAC

Electrical Connections:Screw terminals.Use 167F (75C) copper conductors only

Power Requirements:120 VAC,50/60 Hz,240 VAC and 24 VAC power optional

Mounting Orientation:Diaphragm in vertical position.Consult factory for other position orientations

Set Point Adjustment:Adjustable knobs on face

Agency Approvals:CE,CSA,UL

Gauge Specifications

Service:Air and non-combustible,compatible gases

Accuracy:2% of FS at 70F (21.1C),3% on -0,4% on -00 models

Pressure Limits:-20" Hg to 25 psig (-0.677 to 1.72 bar),MP option;35 psig (2.41 bar),HP option; 80 psig (5.52 bar)

Temperature Limits:20 to 120F. (-6.67 to 48.9C),-20 to 120F (-28 to 48.9C) with low temperature option

Process Connections:? female NPT

Dimensions:4"(101.6 mm) dial face,5 x 8"(127 x 209.55 mm)

Weight:4 lb (1.81 kg)

Versatility in Pressure Measurement

The A3150 Photohelic Pressure Switch Gauge accommodates a broad scale range of up to 150" w.c, making it suitable for multiple mediums such as steam, oil, and gas. This ensures flexibility across various industrial environments, especially for air and non-combustible, compatible gases.

Precision and Reliable Performance

With an accuracy of 2% of full scale at 70F, this gauge provides dependable readings, even in demanding applications. The high-contrast 4" dial face and an aluminum pointer support quick, error-free readings, enhancing process efficiency and safety for operators.

Durable, Industrial-Grade Construction

Built with robust metal alloy and a selection of surface finishes like matte, polished, galvanized, and antique, the gauge is engineered for longevity in harsh industrial settings. The plastic dial and aluminum pointer add to its resilience, while the standard panel mount design ensures effortless installation.

FAQ's of Dwyer A3150 Photohelic Pressure Switch Gauge:

Q: How do I install the Dwyer A3150 Photohelic Pressure Switch Gauge?

A: The A3150 Gauge is designed for panel mounting. Ensure the cutout matches the dimensions (5 x 814" or 127 x 209.55 mm), then securely fasten the gauge into the panel using mounting hardware provided or as recommended in the installation manual.

Q: What types of media can the A3150 gauge measure pressure for?

A: This gauge is suitable for measuring pressure in air and non-combustible, compatible gases, as well as in steam, oil, and gas, making it ideal for diverse industrial applications.

Q: When should I consider recalibrating the gauge for accurate readings?

A: It's recommended to recalibrate the gauge periodically, especially after significant process changes, exposure to harsh environments, or when you notice discrepancies in readings, to maintain the 2% accuracy at 70F (21.1C).

Q: Where is the Dwyer A3150 typically used?

A: The A3150 gauge is commonly used in industrial systems throughout India, including HVAC, processing, and utility monitoring environments that require precise air or gas pressure control.

Q: What are the benefits of using the Dwyer A3150 Photohelic Pressure Switch Gauge?

A: This gauge offers accurate pressure measurement, built-in switching capability, robust construction, and quick readability, which together contribute to safer and more efficient industrial operations.

Q: How does the gauge display measurements, and what is the dial made of?

A: Pressure readings are shown on a large, easy-to-read 4" plastic dial face, which also features an aluminum pointer to ensure clear and precise measurement.

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