Dwyer A3000-80CM Photohelic Pressure Switch Gauge

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Dwyer A3000-80CM Photohelic Pressure Switch Gauge

Price 45000 INR/ Piece

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MOQ : 5 Pieces

Dwyer A3000-80CM 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 gases

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

Product Type
Dwyer A3000-80CM Photohelic Pressure Switch Gauge Range 0-80 cm w.c.

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

Weight
4 lb (1.81 kg) Kilograms (kg)

Glass Size
4"(101.6 mm)

Mount Type
Panel

Color
Black

Scale Range
Range 0-80 cm w.c.

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

Dwyer A3000-80CM 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 A3000-80CM Photohelic Pressure Switch Gauge

Dwyer A3000-80CM Photohelic Pressure Switch Gauge Range 0-80 cm w.c.

Dwyer A3000-80CM Photohelic Pressure Switch/Gauge (0-80cm w.c.)

Model: A3000-80CM

Bezel and front cover (with set point knobs and zero adjustment screw) removed to expose Photohelic switch/gage set point mechanism. Gage pointer and light shutter are mounted on helix and balancing counterweight.

Dwyer A3000-80CM 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 A3000-80CM 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)

Advanced Pressure Monitoring and Switching

The Dwyer A3000-80CM combines precision analog pressure indication with switch control functionality, allowing both local display and remote signaling in industrial processes. Its robust construction and 2% FS accuracy at 70F ensure reliable readings in environments handling air, steam, oil, or compatible gases. The clear 4-inch dial provides immediate visual feedback for operational safety and efficiency.

Flexible Panel Mount Design

Engineered for versatile installation, this Photohelic gauge fits easily into standard control panels. With its compact design, lightweight body (just 4 lbs), and various finish options, it complements a wide range of industrial settings. The user-friendly design facilitates straightforward integration into new or existing systems, making it a practical choice for manufacturers and operators.

Durability and Usability in Demanding Applications

Constructed from high-grade metal alloy and plastics, the A3000-80CM withstands rigorous conditions. Its anti-corrosive finishes and segregation of dial, pointer, and pressure-sensitive elements ensure long-term operation. The gauge is suitable for monitoring non-combustible, compatible gases, supporting reliable automation and control throughout processing facilities.

FAQ's of Dwyer A3000-80CM Photohelic Pressure Switch Gauge:

Q: How does the Dwyer A3000-80CM Photohelic Pressure Switch Gauge operate?

A: The Dwyer A3000-80CM functions as both a pressure gauge and a pressure switch. It continuously measures system pressure and displays it on a 4-inch dial. When the pressure exceeds preset thresholds, it triggers switch contacts to control alarms or other equipment, offering real-time monitoring and response.

Q: What types of media can the A3000-80CM gauge measure?

A: This gauge is designed to measure pressure of air and non-combustible, compatible gases. It is also suitable for use in steam and oil applications, making it quite versatile for various industrial purposes.

Q: Where is the best location to install this pressure switch gauge?

A: The A3000-80CM is built for panel mounting and is best installed on a control panel in industrial settings such as processing plants, HVAC systems, or facilities that handle steam, gas, or oil, ensuring direct visibility and access for monitoring.

Q: When should the gauge be calibrated or serviced?

A: Regular calibration is recommended at least annually, or as required by your facility's protocols, to maintain its 2% accuracy. Servicing should also be performed if the gauge is exposed to harsh conditions or displays inconsistent readings.

Q: What process steps are involved in connecting the A3000-80CM to a system?

A: To install, securely mount the gauge onto the panel, connect the appropriate media lines to the designated pressure ports, and wire the switch contacts to your control circuits. Ensure the system is depressurized before installation for safety.

Q: How can users benefit from using this Photohelic gauge?

A: The main advantage lies in its dual function: monitoring pressure and providing automated switching when thresholds are reached. This enhances operational safety, prevents equipment damage, and streamlines workflow control in industrial environments.