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MIDWEST INSTRUMENT 522A-025 Differential Pressure Indicator - Differential Pressure Indicators
MIDWEST INSTRUMENTDifferential Pressure Indicators

MIDWEST INSTRUMENT 522A-025 Differential Pressure Indicator

The MIDWEST INSTRUMENT 3-Color Differential Pressure Indicator (SKU 522A-025, MPN 522A-025) is a differential pressure indicator with a maximum static pressure of 1,000 psig. It features an accuracy of ±5% of Full…

SKU 3G-OTH-174425

Also listed as: 522A025 · 522A 025

Brand
MIDWEST INSTRUMENT
Item
522A-025 Differential Pressure Indicator
Part Number
522A-025
Category
Differential Pressure Indicators
Available to Order
Also known as:522A-025MIDWEST INSTRUMENT
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

MIDWEST INSTRUMENT
Manufacturer Part Number
522A-025
Type
Static Pressure, 522
Accuracy
±5% of Full Scale
Sensor Material
Buna-N
Housing Material
Aluminum
Transition Points
0 psid to 11 psid (Green) / 11 psid to 18.5 psid (Yellow) / 18.5 psid to 25 psid (Red)

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MIDWEST INSTRUMENT Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The MIDWEST INSTRUMENT 3-Color Differential Pressure Indicator (SKU 522A-025, MPN 522A-025) is a differential pressure indicator with a maximum static pressure of 1,000 psig. It features an accuracy of ±5% of Full Scale, a Buna-N sensor, and an aluminum housing. The indicator uses three color-coded transition points: green from 0 psid to 11 psid, yellow from 11 psid to 18.5 psid, and red from 18.5 psid to 25 psid.

Frequently Asked Questions

What is the MIDWEST INSTRUMENT 3-Color Differential Pressure Indicator used for?

This indicator is used to monitor differential pressure in industrial fluid systems, such as filtration, lubrication, and hydraulic circuits. The three-color display (green, yellow, red) provides a quick visual status of filter condition or pressure drop, helping operators schedule maintenance before system damage occurs.

What are the specifications of the MIDWEST INSTRUMENT 522A-025?

The MIDWEST INSTRUMENT 522A-025 has a maximum static pressure of 1,000 psig, accuracy of ±5% of full scale, a Buna-N sensor, and an aluminum housing. Transition points are 0–11 psid (green), 11–18.5 psid (yellow), and 18.5–25 psid (red).

Where to buy the MIDWEST INSTRUMENT 522A-025 worldwide?

You can source the MIDWEST INSTRUMENT 522A-025 through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time.

How to install the MIDWEST INSTRUMENT 3-Color Differential Pressure Indicator?

Install the indicator in a vertical or horizontal pipe run using compatible fittings, ensuring the flow direction matches the arrow on the housing. Avoid overtightening to prevent damage to the Buna-N sensor. For accurate readings, purge air from the system before operation.

Used in

Common applications for MIDWEST INSTRUMENT
Filter monitoring in industrial water treatment — MIDWEST INSTRUMENT 522 series 3-color differential pressure indicators
Flow measurement in chemical processing — MIDWEST INSTRUMENT Series 120 piston-type differential pressure gauges
Liquid level indication in oil and gas storage tanks — MIDWEST INSTRUMENT Model 142 diaphragm-type differential pressure gauges
HVAC system filter condition monitoring — MIDWEST INSTRUMENT Series 130 differential pressure gauges with glass-reinforced plastic housing
Pump differential pressure monitoring in industrial plants — MIDWEST INSTRUMENT 522 series indicators with switch for alarm output
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MIDWEST INSTRUMENT Products

3G Electric supplies MIDWEST INSTRUMENT differential pressure indicators. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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Static pressure indicator with three color-coded transition points: green (0-3 psid), yellow (3-4 psid), and red (4-5 psid). Accuracy ±5% of full scale. Viton sensor, acetal plastic housing. Suitable for monitoring filter condition, pump performance, or process pressure differentials

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