Mid-West Model 126 Piston Type Differential Pressure OEM Indicator, 5 – 20 PSID

ABLE Instruments are Mid-West Instrument’s Official Representative for Sales and Service in the UK and Ireland, including the Model 126 Piston Type Differential Pressure OEM Indicator (0-5 to 0-20 PSID or equivalent). The Model 126 by Mid-West Instrument is an affordable and reliable OEM piston type indicator designed for differential pressure measurement. Featuring a full-scale accuracy of ±5% and a differential pressure range of 0-5 PSID to 0-20 PSID, this model is ideal for a variety of applications where precise pressure monitoring is crucial. Despite its lower price point, the Model 126 offers exceptional performance and durability, making it a cost-effective choice for indoor use or installations within weather-protected enclosures.

Product highlights include a rugged piston-type sensing element, corrosion-resistant materials, and a shatter-resistant lens. The Model 126 is designed to provide over-range protection for both high-over-low and low-over-high pressure scenarios, ensuring reliable operation and longevity. It comes with a one-year warranty, reflecting Mid-West Instrument’s confidence in its durability and performance.

The Model 126 features a compact dial size, available in oval, single-side, or dual-side configurations measuring 1-1/4” x 2-1/4”. Its differential full-scale ascending accuracy of ±5% complies with ASME B40.1 Grade D standards. The gauge can handle working pressures up to 3000 PSIG (69 Bar) and operates within a temperature range of -40°F to +200°F (-40°C to +93°C). Constructed from high-quality materials, including aluminium or 316 stainless steel for the body and 316 stainless steel pistons and ceramic magnets for internal wetted parts, the Model 126 ensures robustness and reliability in various applications.

Features:

• Competitive pricing
• Durable piston type design for the sensing element
• Corrosion resistant construction
• Shatter resistant lens
• Over range protection for both high and low pressure

Have a particular application / project in mind? We’d welcome a call on +44 (0) 1189 169 420, or email us now at [email protected]

Connection options include 1/8” FNPT bottom or end connections, and the gauge is compatible with a range of elastomers for O-rings, such as Buna-N, Viton, Neoprene, and ethylene propylene. Common applications for the Model 126 include filter and strainer monitoring, water system applications, refrigerant filtration systems, compressed air systems, hydraulic systems, and heat exchanger pressure drop monitoring.

What are the electrical switch specifications? The Mid-West Instrument Model 126 Clamp-On and Flat Pack switches are offered in both adjustable and non-adjustable versions. The adjustable option allows customers to set the switch within a specified adjustment range of the instrument. Additionally, Mid-West can pre-set the switch set point(s) according to customer specifications.

Available switch configurations include:

• SPDT 3W, 0.25 Amp, 125 VAC/VDC
• SPST 60W, 3.0 Amp, 240 VAC/VDC (Normally Open)

CE Marking compliant with RoHS and Low Voltage Directives is available upon request.

Model 126 Specifications: