Instruments and Meters

Century Weiye ：Your Leading Instruments and Meters Manufacturer in China!

JWY Valves specializes in the design, production, and supply of high-performance industrial valves for over 5years. Our product range includes 300LB Lug Butterfly Valves, Class 150 Triple Offset Butterfly Valves, EN Butterfly Valves, and Bronze Dual Plate Check Valves, all manufactured to meet stringent international standards.

We serve global procurement teams across industries such as oil & gas, shipbuilding, rail transit, automotive, and chemical processing.

Customization

We support OEM/ODM orders and customized specifications to meet unique project needs.

One-Stop Service

Covering the entire process from inquiry/product selection/payment/production/quality inspection/logistics.

Extensive Sales Market

We serve clients in Europe, Southeast Asia, the Middle East, the Americas, and other regions. We have established stable partnerships with over 200 companies.

Fast Delivery

We can support urgent orders and achieve short lead times. Standard products can typically be shipped within 1 to 2 weeks.

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Introduction

Valve Instruments & Meters are essential industrial devices designed to measure, monitor, and control process variables such as pressure, temperature, flow, level, and differential conditions in fluid systems.

Specifications

Parameter	Specification
Actuation Type	Digital Level Controller/Transmitter
Sensing Technology	Displacer (Torque Tube Rotation)
Output Signal	4–20 mA DC Analog (Loop Powered)
Communication	HART Protocol
Compatibility	Fisher 249 Series Caged & Cageless Sensors
Operating Temp.	-40℃ to +80 ℃ (-40℉ to +176℉)
Accuracy (Typical)	≤ 0.5 of output span (w/ most 249 sensors)

Features

High‑Precision Measurement

Instruments such as pressure gauges and flow meters offer accurate real‑time measurement for process monitoring and control.

Wide Parameter Range

Capable of measuring pressure, temperature, flow, level, vacuum, and differential values within industrial process tolerances.

Instrumentation Valve Integration

Includes precision valves and manifolds to isolate, vent, and protect instruments without disrupting systems.

Compatibility With Automation Systems

Designed to interface with digital controllers and PLCs for remote monitoring and automated control.

Typical Application Scenarios

Oil & Gas and Petrochemical Plants
Pressure and flow monitoring for process safety and control.

Power Generation
Steam pressure, temperature, and feedwater monitoring.

Water & Wastewater Treatment
Flow and level measurement for regulatory compliance and system control.

Chemical Processing
Accurate measurement of fluid parameters to ensure chemical reaction stability.

Industrial Manufacturing
Instrumentation for automated control loops and safety interlocks.

OEM / ODM Capabilities

Custom Instrument Configurations

Tailored measuring ranges, outputs, and housing materials.

Branding & Labeling

Personalized nameplates and documentation.

Integration Support

Adapted interfaces for specific control systems or PLC protocols.

Special Material Options

High‑alloy or corrosion‑resistant materials for extreme environments.

After‑Sales Support

01.

Technical Guidance

Assistance with installation, calibration setup, and troubleshooting.

02.

Calibration Services

Factory calibration certificates and periodic recalibration support.

03.

Spare Parts & Maintenance

Supply of replacement sensors and parts.

04.

Warranty & Service

Coverage and prompt response for product issues and support.

FAQ

Q: What instruments are included in the valve instruments & meters category?

A: This includes pressure gauges, flow meters, level sensors, temperature transmitters, differential pressure transmitters, and instrument valves.

Q: How do I choose the right instrument for my application?

A: Selection depends on the process variable (e.g., pressure vs flow), measurement range, environment, and output signal requirements.

Q: Are instruments calibrated before delivery?

A: Yes, instruments are factory calibrated and can be shipped with calibration certificates.

Q: Can these instruments interface with automation systems?

A: Yes, many are designed with 4–20 mA, HART, or digital output options for integration with PLC/SCADA.

Q: Are explosion‑proof versions available?

A: Yes, certain models are certified for use in hazardous areas (ATEX/IECEx).

Q: What industries typically use these instruments?

A: Common industries include oil & gas, power, chemical processing, water treatment, and manufacturing.

Q: How often should instruments be recalibrated?

A: Recalibration frequency depends on usage and industry standards — typically annually for critical applications.

Q: What materials are used for instrument housings?

A: Materials can include stainless steel, anodized aluminum, or engineered plastics for corrosion resistance.

Q: Are spare parts available?

A: Yes, we supply replacement sensors, fittings, and accessories to keep systems running.

Q: Do you support custom measurement ranges?

A: Yes, custom ranges and output configurations are available via our OEM/ODM services.

We are one of the most experienced instruments and meters manufacturers and suppliers in China, featured by quality products and good price. Please rest assured to buy discount instruments and meters in stock here from our factory. For quotation, contact us now.