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ALICAT SCIENTIFIC MB-250SLPM-D-10M Air Flow Meter Gas Ar Stp MB-250SLPM-D/10M

Mb-250slpm-d Alicat Scientific Mb-250slpm-d/10m Mass Air Flow Meter Gas Ar Stp Degrees

( Brand: Alicat Scientific ), ( Manufacturer Part Number: MB-250SLPM-D/10M ), ( Part Type: Flow Meter ), ( Flow Meter Type: Mass Flow Meter ), ( Port Diameter: 1/2 In ), ( Country Of Origin: United States )

Review ALICAT SCIENTIFIC Mb-250slpm-d/10m Mass Air Flow Meter Gas Ar Stp Degrees

The **ALICAT Scientific MB-250SLPM-D/10M Air Flow Meter** is a high-performance, digital mass flow meter designed for precision gas measurement in laboratory, industrial, and research applications. Engineered with advanced Micro Flow Control (MFC) technology, this device delivers exceptional accuracy and reliability for monitoring and controlling air flow rates within a broad operational range. The model is specifically calibrated for air (or air-like gases) at standard temperature and pressure (STP), ensuring consistent and repeatable measurements across diverse experimental or production environments. With a maximum flow capacity of **250 standard liters per minute (SLPM)**, it accommodates a wide array of applications, from small-scale laboratory setups to medium-duty industrial processes, while its **10-meter cable length** provides flexibility in installation, allowing for greater distance between the sensor and control interface without compromising signal integrity.

Built with robust construction, the MB-250SLPM-D features a durable stainless steel housing that resists corrosion and withstands harsh operating conditions, making it ideal for environments where cleanliness and longevity are critical. The device incorporates a **digital display** with intuitive controls, enabling real-time monitoring of flow rates, totalization, and calibration adjustments, all of which are essential for maintaining process consistency. Its **RS-232 or USB communication interface** (depending on the model variant) facilitates seamless integration with data logging systems, laboratory information management (LIMS) software, or automated control systems, enhancing workflow efficiency and reducing human error. The flow meter operates on a **thermal mass flow sensing principle**, which ensures high precision by measuring the thermal conductivity of the gas rather than relying on pressure or volumetric displacement, thus providing accurate readings even with variations in temperature and pressure.

Safety and ease of use are prioritized in its design, as the MB-250SLPM-D includes **over-flow protection** and **auto-zero calibration** features to prevent damage from excessive pressure or contamination. The device is also **ATM-compliant**, ensuring compatibility with a range of industrial standards and regulatory requirements. Whether used in **biomedical research, semiconductor manufacturing, environmental testing, or HVAC systems**, this flow meter offers a balance of performance, durability, and versatility. Its compact yet sturdy design allows for easy installation in tight spaces, while its **wide operating temperature range** (typically -20 C to 60 C) ensures reliable performance in varying thermal conditions. For researchers and engineers seeking a dependable, high-precision flow measurement solution, the ALICAT MB-250SLPM-D/10M stands out as a versatile tool that combines cutting-edge technology with practical functionality.

### **Pros and Cons of buying a Alicat Scientific MB-250SLPM-D/10M Air Flow Meter (Gas AR STP)**

#### **Pros:**

1. **High Accuracy and Precision** Alicat Scientific is known for producing high-precision mass flow meters, making this model suitable for applications requiring reliable gas flow measurement. The digital readout ensures accurate readings even at low flow rates.

2. **Wide Flow Range** With a maximum flow rate of 250 SLPM (standard liters per minute) and a minimum detectable flow of 0.001 SLPM, this meter is versatile for various applications, from small-scale lab work to moderate industrial processes.

3. **Digital Display and Data Logging** The built-in LCD screen provides real-time flow readings, and the device supports data logging via USB or RS-232, making it useful for monitoring and record-keeping in research or manufacturing.

4. **Compact and Portable Design** The 10-meter cable allows for flexible installation without the need for long-term wiring, making it easier to position near gas sources or experimental setups.

5. **Compatibility with Multiple Gases** The "Gas AR" (Air Reference) calibration means it can be used with air, but it can also be recalibrated for other gases, expanding its utility in different environments.

6. **Durable and Reliable Construction** Alicat meters are built for long-term use, with sturdy materials and minimal maintenance requirements, reducing downtime.

7. **User-Friendly Interface** The simple control panel and intuitive display make it accessible for both technicians and researchers without extensive training.

8. **Calibration and Calibration Certificates** Alicat provides traceable calibration, ensuring compliance with industry standards and reducing the need for frequent recalibration.

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#### **Cons:**

1. **Higher Initial Cost** Alicat Scientific devices are premium products, meaning this flow meter will likely be more expensive than basic mechanical or thermal mass flow meters from other brands.

2. **Limited Flow Range for High-Pressure Applications** While it handles 250 SLPM well, it may not be suitable for extremely high-pressure or high-volume industrial processes without additional modifications.

3. **Dependence on Power Supply** The digital functionality requires a power source (likely USB or external power), which may not be ideal for battery-powered or off-grid applications.

4. **Potential Learning Curve for Advanced Features** While basic usage is straightforward, features like data logging and calibration adjustments may require some familiarity with the device s software or manual.

5. **Replacement Parts and Warranty Considerations** Although Alicat meters are durable, long-term costs may include warranty claims or replacement parts, which could be a concern in high-wear environments.

6. **Not Ideal for Extremely Low-Temperature Environments** Like most electronic devices, prolonged exposure to very low temperatures could affect performance, though this is unlikely in most lab or industrial settings.

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### **Conclusion:**

The **Alicat Scientific MB-250SLPM-D/10M** is an excellent choice for applications requiring **high accuracy, digital monitoring, and flexibility** in gas flow measurement. Its precision, ease of use, and compatibility with multiple gases make it well-suited for **research labs, small-scale manufacturing, and process control systems** where reliability is critical.

However, if **budget constraints** are a concern or if the application demands **extremely high flow rates or pressure handling**, alternative options (such as less expensive thermal mass flow meters or mechanical flow meters) might be considered. For most **precision-driven environments**, the investment in an Alicat meter is justified by its long-term performance and reduced maintenance needs.

### **Recommendation:** **Buy this flow meter if:**

- You need **high-precision gas flow measurement** for research, lab work, or controlled industrial processes.

- You require **digital readouts, data logging, and calibration flexibility**.

- Your application involves **moderate flow rates (up to 250 SLPM)** and does not require extreme environmental conditions.

**Consider alternatives if:**

- You are working with **very high-pressure or high-volume flows** that exceed the meter s capabilities.

- Cost is a major limiting factor, and a less expensive but still reliable flow meter would suffice.

- Your setup requires **portability without power dependencies** (e.g., battery-operated fieldwork).

Overall, for users prioritizing **accuracy, durability, and ease of use**, the Alicat Scientific MB-250SLPM-D/10M is a strong recommendation.

Details:

1/2 IPS Connection. This is a used Alicat Scientific Mass Air Flow Meter MB-250SLPM-D/10M, GAS: AR, STP: Degrees.

part #: mb250slpmd10m prices

  • $575.00-$1500.00

specifications pneumativalv:

  • brand: Alicat Scientific
  • mpn: Mb-250slpm-d/10m
  • part type: Flow Meter
  • flow meter type: Mass Flow Meter
  • port diameter: 1/2 In
  • country of origin: United States

shipping pneumativalv:

  • class: Expedited
  • transit: 3-8 Days
  • carrier: USPS
  • type: Fixed
  • service: USPS Priority Mail
  • cost: $14.00

offer pneumativalv:

  • options: Ship-to-home
  • sold: 0
  • quantity: 1
  • best offers: True
  • started: May 13, 2026
  • availability: In Stock

seller pneumativalv:

  • # reviews: 2065
  • rating: 100.0%
  • city: Toledo, Washington

returns pneumativalv:

  • time: 30 Days
  • method: Money back
  • policy: Returns Accepted
  • paid by: Buyer

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general pneumativalv:

  • Pump Flow Controllers > Flow Controllers Meters > Flow Meters
  • condition: Used
part type: flow meter, flow meter type: mass flow meter, port diameter: 1/2 in, country of origin: united states,
category: business & industrial > pump flow controllers > flow controllers meters > flow meters, sku: 12234050260966762,
Alicat Scientific MB-250SLPM-D-10M Is Similar To:
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2 offers $575.00–$1500.00 USD
  • Used. Offer #1 priced at $575.00 + $14.00 shipping estimate = $589.00* total. 1/2 IPS Connection This is a used Alicat Scientific Mass Air Flow Meter /10M, GAS: AR, STP: 0 Degrees.+$14.00 shipping
  • New – Open box. Offer #2 priced at $1500.00 + $36.73 shipping estimate = $1536.73* total. Alicat scientific Mass Flowmeter with display, 0 - 250 SLPM, Battery Operated.+$36.73 shipping

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