Dwyer A3320 Photohelic Pressure Switch Gauge

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Dwyer A3320 Photohelic Pressure Switch Gauge

Price 45000 INR/ Piece

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MOQ : 5 Pieces

Dwyer A3320 Photohelic Pressure Switch Gauge Specification

Usage
Air Conditioner Systems Clean Rooms Fume Exhaust Systems

Material
Metal Alloy

Dial Material
Plastic

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 A3320 Photohelic Pressure Switch Gauge

Weight
4 lb (1.81 kg) Kilograms (kg)

Mount Type
Panel

Color
Black

Scale Range
Range 10-0-10 Inch w.c.

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

Dwyer A3320 Photohelic Pressure Switch Gauge Trade Information

Minimum Order Quantity
5 Pieces

FOB Port
Delhi

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

Supply Ability
5 Pieces Per Week

Delivery Time
5-6 Week

Main Export Market(s)
Middle East, Asia

Main Domestic Market
All India

About Dwyer A3320 Photohelic Pressure Switch Gauge

Dwyer A3320 Photohelic Pressure Switch Gauge Range 10-0-10 Inch w.c.

Dwyer A3320 Photohelic Pressure Switch/Gauge (10-0-10 Inch w.c.)

Model: A3320

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 A3320

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 A3320 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 167°F (75°C) 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 70°F (21.1°C)±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 120°F. (-6.67 to 48.9°C),-20 to 120°F (-28 to 48.9°C) with low temperature option
Process Connections:? female NPT
Dimensions:4" (101.6 mm) Dial Face,5 x 8¼"(127 x 209.55 MM)
Weight:4 lb (1.81 kg)

Precision and Durability Combined

Engineered for reliability, the Dwyer A3320 Photohelic Pressure Switch Gauge is ideal for monitoring and controlling pressure in processes that demand accuracy. Its robust metal alloy construction and variety of finishes allow for long-term performance even in demanding environments. The gauge's 2% FS accuracy ensures confidence in every reading, making it a valuable tool across industries.

Easy Integration in Various Systems

Designed for panel mounting, this gauge seamlessly integrates into air conditioning systems, clean rooms, and fume exhaust setups. The clear 4" dial face, combined with its compact 5 x 814" dimensions, enables simple monitoring at a glance. Users benefit from straightforward installation and adaptability thanks to its versatile mounting and durable materials.

FAQ's of Dwyer A3320 Photohelic Pressure Switch Gauge:

Q: How does the Dwyer A3320 Photohelic Pressure Switch Gauge function in air conditioning and clean room applications?

A: The Dwyer A3320 measures and controls pressure to maintain optimal environmental conditions. Its high accuracy ensures that air filtration, pressure balance, and system safety are consistently managed within air conditioner systems and clean rooms.

Q: What types of pressure can be measured with this gauge?

A: This model is capable of measuring the pressure of steam, oil, and gas within its specified range of 10-0-10 inches water column (w.c.), offering versatility for various industrial settings and processes.

Q: When should I use a Photohelic Pressure Switch Gauge like the A3320?

A: This gauge is best used when both monitoring and switching functions are required. It is suitable for environments that need constant pressure management, such as HVAC systems, laboratory clean rooms, and industrial processing lines.

Q: Where can the Dwyer A3320 be installed?

A: Owing to its panel mount design, the gauge can be easily installed in control panels or on-site monitoring stations in industrial setups, HVAC control units, and process control rooms.

Q: What is the process for installing and maintaining this pressure switch gauge?

A: Installation involves panel mounting, connecting the process pressure lines, and wiring according to manufacturer instructions. Routine maintenance includes ensuring the dial and pointer are unobstructed and checking calibration for sustained accuracy.

Q: What are the benefits of the multiple finishing options available for this gauge?

A: The choice of matte, polished, galvanized, or antique finishes not only enhances visual integration with different equipment but also provides additional protection against environmental factors, extending the gauge's service life.

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