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MIDWEST INSTRUMENTDifferential Pressure Indicators with Switch

MIDWEST INSTRUMENT 3-Color Differential Pressure Indicator: 1,000 psig Max

The MIDWEST INSTRUMENT 3-Color Differential Pressure Indicator (MPN 522S-030V-LE) is a differential pressure indicator with switch, featuring a 316 Stainless Steel housing and Viton sensor material. It offers ±5% of…

SKU 3G-OTH-174375

Also listed as: 522S030VLE · 522S 030V LE

Brand
MIDWEST INSTRUMENT
Item
3-Color Differential Pressure Indicator: 1,000 psig Max
Category
Differential Pressure Indicators with Switch
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Delivery
Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

MIDWEST INSTRUMENT
Manufacturer Part Number
522S-030V-LE
Type
Static Pressure, 522
Accuracy
±5% of Full Scale
Sensor Material
Viton
Housing Material
316 Stainless Steel
Transition Points
0 psid to 13 psid (Green) / 13 psid to 20 psid (Yellow) / 20 psid to 30 psid (Red)

Technical Documents

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

Product Description

The MIDWEST INSTRUMENT 3-Color Differential Pressure Indicator (MPN 522S-030V-LE) is a differential pressure indicator with switch, featuring a 316 Stainless Steel housing and Viton sensor material. It offers ±5% of Full Scale accuracy and color-coded transition points: 0 psid to 13 psid (Green), 13 psid to 20 psid (Yellow), and 20 psid to 30 psid (Red), with a maximum static pressure of 1,000 psig.

Frequently Asked Questions

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

This indicator monitors differential pressure across filters, pumps, or process lines, using color-coded transitions (Green 0–13 psid, Yellow 13–20 psid, Red 20–30 psid) to alert operators to filter loading or system changes. It is common in industrial fluid handling and HVAC applications.

What are the specifications of the MIDWEST INSTRUMENT 522S-030V-LE?

The MIDWEST INSTRUMENT 522S-030V-LE has a 316 Stainless Steel housing, Viton sensor material, ±5% of Full Scale accuracy, and a maximum static pressure of 1,000 psig. Transition points are 0–13 psid (Green), 13–20 psid (Yellow), and 20–30 psid (Red).

Where to buy the MIDWEST INSTRUMENT 522S-030V-LE worldwide?

3G Electric supplies the MIDWEST INSTRUMENT 522S-030V-LE to global customers. We handle full logistics, customs clearance, and delivery worldwide. Contact us for pricing and lead time on this differential pressure indicator with switch.

How to install a MIDWEST INSTRUMENT differential pressure indicator?

Install the indicator in a clean, dry location with process connections properly aligned to flow direction. Use compatible sealants on threads to avoid leaks. Refer to the manufacturer's manual for torque specifications and electrical wiring if a switch output is used.

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

MIDWEST INSTRUMENT Products

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

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