Dwyer A3300-0 Photohelic Pressure Switch Gauge

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Dwyer A3300-0 Photohelic Pressure Switch Gauge

Price 45000 INR/ Piece

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MOQ : 5 Pieces

Dwyer A3300-0 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 A3300-0 Photohelic Pressure Switch Gauge Range .25-0-.25 Inch w.c

Weight
4 lb (1.81 kg) Kilograms (kg)

Glass Size
4"

Color
Black

Mount Type
Panel

Scale Range
Range .25-0-.25 Inch w.c

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

Finishing
Matte, Polished, Galvanized, Antique

Measure Pressure Of
Steam, Oil, Gas

Dwyer A3300-0 Photohelic Pressure Switch Gauge Trade Information

Minimum Order Quantity
5 Pieces

FOB Port
Delhi

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

Supply Ability
5 Pieces Per Week

Delivery Time
5-6 Week

Main Export Market(s)
Middle East, Asia

Main Domestic Market
South India, Central India, North India, East India, West India, Andhra Pradesh, Daman and Diu, Assam, Arunachal Pradesh, Bihar, Chhattisgarh, Chandigarh, Delhi, Gujarat, Goa, Haryana, Jammu and Kashmir, Jharkhand, Karnataka, Kerala, Lakshadweep, Maharashtra, Meghalaya, Manipur, Nagaland, Odisha, Punjab, Rajasthan, Tamil Nadu, Uttar Pradesh, Telangana, Tripura, West Bengal, Himachal Pradesh, Mizoram, Sikkim, Andaman and Nicobar Islands, Pondicherry, Uttarakhand, Dadra and Nagar Haveli, Madhya Pradesh, All India

Certifications
Websites : www.dpengineers.in www.dpengineer.in www.dpengineers.co.in www.dpengineer.co.in www.dpengineersindia.com www.dpengineerindia.com www.dpengineersindia.in www.dpengineers.info www.dpengineer.info www.dp-engineers.com www.dpengineerindia.in www.dpengineersindia.net www.dpengineersdelhi.co.in www.dpengineersdelhi.com www.dpengineersdelhi.net

About Dwyer A3300-0 Photohelic Pressure Switch Gauge

Dwyer A3300-0 Photohelic Pressure Switch Gauge Range .25-0-.25 Inch w.c

Dwyer A3300-0 Photohelic Pressure Switch/Gauge (.25-0-.25 Inch w.c)

Model: A3300-0

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 counter weight.

Dwyer A3300-0 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 A3300-0 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)

High Precision for Critical Applications

The Dwyer A3300-0 delivers reliable pressure measurement with an impressive accuracy of 2% of full scale at standard temperatures. Designed especially for precise monitoring in clean rooms, air conditioning systems, and exhaust systems, its robust construction ensures consistent performance in various industrial environments. The gauge can measure low pressure with a range of 0.25-0-0.25 inches w.c., making it suitable for sensitive and controlled settings.

Durable Construction and Versatile Finishes

Crafted with a sturdy metal alloy body, the gauge is both lightweight at 4 lb and resilient, capable of withstanding challenging conditions. Finishing options like matte, polished, galvanized, and antique offer flexibility in appearance and enhance corrosion resistance. The aluminum pointer and plastic dial assure long-lasting clarity and ease of use during operation or inspection.

User-Centric Design and Easy Installation

With a 4-inch dial and convenient panel mount, the Dwyer A3300-0 is engineered for straightforward installation in a variety of control systems. The scale and pointer are easy to read, while the precise adjustment and switch capabilities make it suitable for both monitoring and controlling applications. Its processing type and size are tailored for standard industry integration.

FAQ's of Dwyer A3300-0 Photohelic Pressure Switch Gauge:

Q: How is the Dwyer A3300-0 Photohelic Pressure Switch Gauge installed?

A: The gauge is designed for panel mounting, allowing it to be securely fixed on control panels in systems such as air conditioners, clean rooms, and exhaust systems. The installation process involves attaching the unit to a standard panel cutout and connecting to the pressure line with appropriate fittings.

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

A: The Dwyer A3300-0 Photohelic is suitable for monitoring the pressure of steam, oil, and gas, making it highly versatile for a range of industrial and HVAC applications.

Q: When should this gauge be used in a process?

A: This gauge should be used whenever precise, low-range pressure measurement and control are required, particularly in sensitive environments like clean rooms or where reliable air or gas flow regulation is critical.

Q: Where is this product typically utilized?

A: It is most commonly found in air conditioning systems, clean rooms, and fume exhaust systems, but can also be used wherever low pressure measurement of steam, oil, or gas is needed.

Q: What benefits does the Dwyer A3300-0 provide over standard pressure gauges?

A: The Dwyer A3300-0 offers dual functionality as both a pressure gauge and switch, enabling automated system control based on pressure changes. Its high accuracy, robust build, and multiple finishing options provide added reliability and aesthetic flexibility.

Q: How does the gauge's accuracy affect performance?

A: With an accuracy of 2% of full scale at standard temperature, the device ensures precise readings for process control, which is especially important in critical applications to maintain optimal system performance and safety.

Q: What is the process for maintaining this gauge?

A: Regularly inspect the gauge for physical damage or dial clarity. Periodic calibration may be recommended to retain accuracy, especially in environments with fluctuating temperatures or exposure to aggressive media.

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