Yidu Intelligent Handheld Portable Environmental Calibration Gas Mass Flow Meter

Yidu Intelligent Handheld Portable Environmental Calibration Gas Mass Flow Meter P300Developed based on the S100 standard gas laminar flow mass flowmeter, equipped with rechargeable batteries, it can be used in non powered environments with a battery life of 8 hours (15 hours for the new model). Through precise compensation and algorithms of pressure and temperature sensors built into the product, it has demonstrated outstanding performance in low zero point, temperature, and pressure drift. At the same time, it is equipped with multiple gas and mixture settings, and the touch screen operation allows for free switching, making it suitable for occasions such as factories and laboratories that require measurement anytime and anywhere.

Feature:

Principle: laminar pressure differential principle

Convenient operation: touch screen click operation, read traffic

Equipped with rechargeable battery, with a range of 15 hours

Core advantages: high precision, high repeatability, fast response

Wide temperature and pressure applicable range: -20 ℃~60 ℃, within 1Mpa

Real time display of 5 process variables

Built in 70+gases, one click free gas switching

L can measure mixed gases and set up mixed gas editing function

No preheating time is required, it can be used immediately after turning on, plug and play.

Product Specifications

Product model:

P300- Standard portable laminar flow meter with battery pack, equipped with rechargeable battery, can measure and calibrate gases in a non electric environment, as convenient as a mobile phone.

Range: 0.5sccm~5000slpm

Performance parameters:

Accuracy: ± 1.0% RD

Repetition accuracy: ± 0.2% F.S

Pressure drift: Zero: ≤± 0.2% F.S./100Kpa; Span: ≤± 0.2% F.S./100Kpa (reference 100KPa (absolute pressure))

Temperature drift: Zero: ≤± 0.02% F.S./℃; Span: ≤± 0.02% F.S./℃ (reference temperature 20 ℃)

Zero drift: ± 0.2% F.S

Scope of work: 1%~120% F.S

Response time: 100ms

Start preheating time: 1 second

Usage conditions:

Medium temperature: -20 ℃~60 ℃

Environmental temperature: -20 ℃~50 ℃

Usage humidity: 0%~98% (no condensation)

Work pressure: 0~1Mpa

Pressure resistance: 1.5Mpa

Pressure loss: 4kPa~12kPa

Power supply voltage: 24V ± 20%

Current consumption: ＜ 150mA (＜ 5V)

Installation method: Any angle

Material of the gas receiving part: SUS304, SUS316, aviation aluminum

Import and export: pipe thread (internal thread)

Sealing material of the gas receiving part: rubber ring Sealing: fluororubber

Communication method:

Digital signal: RS485, Profibus

Analog signal: 4-20mA, 0-5V

Application scenarios

Calibration of atmospheric sampler

Online calibration of environmental monitoring stations

Online flow calibration of production line/equipment

Yidu Intelligent Handheld Portable Environmental Calibration Gas Mass Flow MeterThe feature is equipped with a battery pack, with a battery life of 15 hours. The touch screen can directly read parameters and measure flow without the need for an external power source. It is as convenient as a mobile phone and suitable for calibrating particulate matter atmospheric samplers, flow calibration of production lines/equipment, and other scenarios.