Dwyer A3202 Photohelic Pressure Switch Gauge Range 0-2 psi

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Dwyer A3202 Photohelic Pressure Switch Gauge Range 0-2 psi

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MOQ : 5 Pieces

Dwyer A3202 Photohelic Pressure Switch Gauge Range 0-2 psi Specification

Usage
Air Conditioner Systems Clean Rooms Fume Exhaust Systems

Mount Type
Panel

Scale Range
Range 0-2 psi

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

Dwyer A3202 Photohelic Pressure Switch Gauge Range 0-2 psi Trade Information

Minimum Order Quantity
5 Pieces

FOB Port
Delhi

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

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 A3202 Photohelic Pressure Switch Gauge Range 0-2 psi

Dwyer A3202 Photohelic Pressure Switch Gauge Range 0-2 psi

Dwyer A3202 Photohelic Pressure Switch/Gauge (0-2 psi)

Model: A3202

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 A3202 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 A3202 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)

Versatile Pressure Monitoring for Diverse Media

Designed to measure low-range pressure of steam, oil, gas, and water, the Dwyer A3202 Photohelic Switch Gauge offers flexibility across various industries. Its compatibility with different fluids and media makes it a valuable tool for maintaining optimal environmental and process conditions.

Accuracy and Reliable Performance

This gauge boasts a high accuracy of 2% of full scale at 70F, ensuring dependable readings for sensitive applications such as HVAC systems, clean rooms, and exhaust systems. Enhanced reliability helps users prevent equipment failures and process disruptions.

Flexible Mounting and Aesthetic Options

The easy-to-install panel mount design and choice of matte, polished, or antique finishes allow seamless integration into different control panels and environments. This makes it suitable for both functional and visual requirements in modern facilities.

FAQ's of Dwyer A3202 Photohelic Pressure Switch Gauge Range 0-2 psi:

Q: How does the Dwyer A3202 Photohelic Pressure Switch Gauge operate in various applications?

A: This pressure switch gauge monitors and controls pressure for steam, oil, gas, and water systems within a 0-2 psi range. It can trigger alarms or control devices when pressures reach set limits, making it indispensable in applications like air conditioning and clean rooms.

Q: What are the typical processes or systems where this gauge is used?

A: Common uses include regulating pressure in air conditioner systems, monitoring environments in clean rooms, and managing fume exhaust systems. It supports safety and operational efficiency in critical applications.

Q: When should I choose the Dwyer A3202 over other gauges?

A: Select this model when precise, low-range (0-2 psi) pressure measurement with robust accuracy is needed, especially in systems requiring both monitoring and automatic control capabilities. Its multiple finishing options make it ideal for specialized panel installations.

Q: Where is the best place to install the Dwyer A3202 Photohelic Gauge?

A: It is designed for panel mounting, typically within control rooms or equipment panels where pressure monitoring is essential. Proper placement ensures easy access for observation and adjustment.

Q: What are the benefits of using this gauge in air conditioner or clean room systems?

A: The gauge provides sensitive, reliable pressure monitoring and control, helping maintain stable air quality, prevent system failures, and ensure a secure environment in critical zones like clean rooms or HVAC systems.

Q: How precise is the Dwyer A3202 and what does its accuracy specification mean?

A: At 70F (21.1C), the gauge delivers 2% accuracy of full scale, ensuring that pressure readings are consistently within a close margin of error, which is essential for demanding industrial processes.

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