| Quantity: | |
|---|---|
The LY-7020A Multi-Range Orifice Flow Calibrator is a high-performance, portable flow calibration instrument engineered to deliver precise, reliable flow calibration for the majority of gas sampling instruments on the market. Designed for rigorous field and laboratory use, this multi-range orifice flow calibrator combines flexible measurement capabilities with user-centric operation, making it the go-to solution for organizations requiring consistent, traceable gas flow measurement. Built to adapt to complex working environments, it supports seamless calibration workflows while ensuring long-term stability and minimal maintenance, addressing the core needs of professional industrial and institutional users.
At the core of the LY-7020A flow calibrator is its industry-leading multi-range flow measurement design, covering standard flow ranges from 10 L/min to 160 L/min, with optional high-flow ranges up to 1500 L/min available. This extensive coverage eliminates the need for multiple calibration devices, streamlining workflows and reducing equipment costs for users. It fully meets the flow calibration requirements of most mainstream sampling instruments, delivering consistent accuracy across every supported range.
Engineered for maximum mobility, this portable flow calibrator for sampling instruments features a compact, lightweight structure that enables easy transport between field sites and laboratories. It is equipped with a built-in high-performance rechargeable lithium battery, delivering exceptional endurance for all-day field operations without access to mains power. The intuitive interface ensures simple operation, with minimal training required for staff to execute accurate calibration procedures.
The instrument integrates a comprehensive fault self-checking system, which proactively identifies potential issues to improve maintenance efficiency and enhance operational safety during calibration. It also features built-in high-capacity storage, allowing users to store, query, and print gas flow calibration data at any time, ensuring full traceability of measurement results for compliance and audit purposes.
The LY-7020A Orifice Flow Calibrator is designed and manufactured in strict accordance with national and industry regulatory standards, ensuring full compliance with global environmental monitoring and metrology requirements. It adheres to the following key specifications:
HJ/T 368-2007: Technical requirements and testing methods for orifice flowmeter used in sampling of total suspended particulate matter
HJ 1263-2022: Determination of total suspended particulate matter in ambient air by gravimetric method
JJG 640-2016: Differential Pressure Flowmeter
Main Parameter | Standard Range | Optional Range |
Flow Range | (10～30) L/min (30～80) L/min (70～160) L/min | (200～500) L/min (600～1500) L/min |
Temperature Measurement | (-40～85) ℃ | - |
Ambient Atmospheric Pressure | (50～130) kPa | - |
This multi-range orifice flow calibrator is widely deployed across sectors that require precise gas flow calibration, including:
Metrology verification institutions: For traceable calibration of sampling and flow measurement instruments
Environmental monitoring agencies: For calibration of ambient air and particulate matter sampling equipment
Labor protection and occupational health organizations: For validation of workplace air sampling instruments
Scientific research institutes and universities: For laboratory testing and experimental flow measurement
Industrial quality control departments: For calibration of production-related gas sampling and analysis equipment
Lonying is a trusted provider of professional environmental calibration and monitoring instrumentation, with decades of experience delivering high-quality solutions to industrial and institutional users worldwide. Our LY-7020A flow calibrator is backed by rigorous quality control, full regulatory compliance, and a dedicated technical support team that provides end-to-end assistance, from pre-sales consultation to after-sales maintenance. We offer customizable flow range options to meet unique user requirements, ensuring our solutions align perfectly with your operational and compliance needs.
The standard configuration supports flow ranges of (10～30) L/min, (30～80) L/min, and (70～160) L/min. We also offer optional high-flow ranges of (200～500) L/min and (600～1500) L/min to accommodate specialized calibration needs.
Yes. This portable orifice flow calibrator features a compact, lightweight design, a built-in high-capacity rechargeable lithium battery for all-day field use, and a wide operating temperature range, making it fully adaptable to various field working environments.
Absolutely. The instrument is equipped with built-in high-capacity storage, allowing users to store, query, and print calibration data at any time. This ensures full traceability of all calibration results, supporting seamless compliance reporting and audit requirements.
