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0-125 Pa. Dwyer A3000-125PA Photohelic Pressure Switch Gauge Range

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0-125 Pa. Dwyer A3000-125PA Photohelic Pressure Switch Gauge Range

Price 40000 INR/ Piece

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MOQ : 1 Piece

0-125 Pa. Dwyer A3000-125PA Photohelic Pressure Switch Gauge Range Specification

Seal Material
Buna-N diaphragm, silicone o-rings

Grade
Industrial

Outer Size
4-13/16 inch (122.24 mm) diameter housing

Sensor Type
Photohelic differential pressure sensor

Thread
1/8 NPT female (high and low pressure connections)

Display
Analog + switch output

Bourdon Tube
Not applicable (capsule diaphragm construction)

Material
Die cast aluminum case, polycarbonate lens

Dial Material
Aluminum dial with printed scale

Pointer Material
Precision-balanced aluminum pointer

Processing Type
Factory calibrated pressure switch and gauge

Diameter
4-13/16 inch (122.24 mm)

Glass Size
4 inch (101 mm) viewing area

Mount Type
Flush or surface panel mount

Scale Range
0-125 Pa

Finishing
Matte black bezel, satin finished case

Measure Pressure Of
Low air and non-corrosive gases

Accessories
Two SPDT relays, mounting hardware, instruction manual

Power Required
120 VAC standard (other voltages optional)

Application
HVAC, cleanrooms, filter monitoring, differential air pressure control

Weight
Approximately 2.5 lbs (1.13 kg)

Ingress Protection
Not rated for outdoor use or immersion

Response Time
<1 second relay actuation

Switching Type
Dual SPDT snap-action switches

Model
A3000-125PA

Electrical Rating
10A @ 120/240 VAC

Pressure Connections
Two 1/8" NPT female

Ambient Temperature Range
20F to 120F (-6.7C to 49C)

0-125 Pa. Dwyer A3000-125PA Photohelic Pressure Switch Gauge Range Trade Information

Minimum Order Quantity
1 Piece

Payment Terms
Cash Against Delivery (CAD), Cash on Delivery (COD), Letter of Credit (L/C), Letter of Credit at Sight (Sight L/C), Western Union, Paypal, Telegraphic Transfer (T/T), Delivery Point (DP), Days after Acceptance (DA), Cash in Advance (CID), Cheque, Cash Advance (CA)

Sample Policy
Sample costs shipping and taxes has to be paid by the buyer

Packaging Details
EXTRA

Main Export Market(s)
Australia, North America, South America, Eastern Europe, Western Europe, Middle East, Africa, Asia, Central America

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

Certifications
YAS

About 0-125 Pa. Dwyer A3000-125PA Photohelic Pressure Switch Gauge Range

Dwyer A3000-125PA Photohelic Pressure Switch Gauge Range 0-125 Pa.

Dwyer A3000-125PA Photohelic Pressure Switch/Gauge (0-125 Pa)

Model: A3000-125PA

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 Counter Weight.

Dwyer A3000-125PA 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

Specifications

GAGE SPECIFICATIONS

Service:Air and Non-Combustible, Compatible Gases.

Wetted Materials:Consult Factory.

Accuracy:2% of FS at 70F (21.1C). 3% on -0 and 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:1/8" female NPT.

Size:4" (101.6 mm) dial face, 5" (127 mm) O.D. x 8-1/4" (209.55 mm).

Weight:4 lb (1.81 kg).

SWITCH SPECIFICATIONS

Switch Type:Each setpoint has 2 Form C relays (DPDT).

Repeatability:1% of FS.

Electrical Rating:10 A @ 28 VDC, 10 A @ 120, 240 VAC.

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

Power Requirements:120 VAC, 50/60 Hz; 240 VAC & 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.

Reliable Pressure Monitoring for Critical Environments

With its specialized capsule diaphragm sensor and dual SPDT relay outputs, the A3000-125PA excels in monitoring differential air pressure, crucial for tasks like cleanroom and HVAC control. The analog dial allows for clear visual pressure assessment, while rapid response switching directly helps trigger alarms or automated actions when setpoints are reached.

Engineered for Durability and Easy Integration

Constructed from die-cast aluminum with a satin case and a polycarbonate lens, the A3000-125PA stands up well to demanding industrial environments. The included mounting hardware eases installation, whether you opt for flush or surface mounting. Standard 1/8" NPT female connections make it compatible with commonly used pressure lines in air and non-corrosive gas systems.

FAQ's of 0-125 Pa. Dwyer A3000-125PA Photohelic Pressure Switch Gauge Range:

Q: How is the Dwyer A3000-125PA typically installed and connected?

A: The A3000-125PA can be mounted either flush or on a surface panel using the included mounting hardware. Pressure connections are achieved via two 1/8" NPT female ports for high and low differential readings, making installation straightforward in standard HVAC and process control setups.

Q: What types of applications benefit from using this pressure switch gauge?

A: This instrument is ideal for HVAC systems, cleanrooms, filter monitoring, and any differential air pressure control applications dealing with low air or non-corrosive gases, ensuring proper system operation and safety through real-time monitoring and relay actuation.

Q: When should I consider using the dual SPDT snap-action switches?

A: Dual SPDT switches are useful when you need to trigger separate alarm points or control circuits. For instance, you might want automated ventilation to activate at a low-pressure point and an alarm to sound at a higher threshold, ensuring comprehensive system responses.

Q: What is the process for calibrating or maintaining the A3000-125PA?

A: Each unit is factory calibrated, so on-site calibration is typically unnecessary. Maintenance mainly involves ensuring the pressure ports and diaphragm remain free from particulates and that electrical connections are secure. Refer to the included instruction manual for details.

Q: Where should this gauge not be used due to its ingress protection rating?

A: The A3000-125PA is not rated for outdoor use or immersion in liquids. It's designed for indoor environments where it won't be subject to weather, water splashes, or high humidity that could affect its performance.

Q: What are the benefits of the analog display and switch output combination?

A: The analog display provides a real-time, easy-to-read indication of pressure levels, while the switch outputs allow direct integration into control systems for automated responses, combining monitoring and control in a single device.

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