MITUTOYO AT573A-600-HC Linear Scale

( Brand: Mitutoyo ), ( Manufacturer Part Number: AT573A-600-HC ), ( Part Type: Linear Scale )

Review MITUTOYO Absolute Linear Scale

The **Mitutoyo AT573A-600-HC High-Precision Linear Scale** is a cutting-edge, high-accuracy measurement tool designed for professionals who demand uncompromising precision in their work. Engineered by Mitutoyo, a globally recognized leader in metrology and quality assurance, this linear scale combines exceptional durability with advanced optical technology to deliver consistent, repeatable measurements with an impressive resolution of 0.01 mm (0.0004 inches). Built with a robust stainless steel housing, the AT573A-600-HC is engineered to withstand harsh industrial environments, including exposure to dust, moisture, and temperature fluctuations, making it ideal for applications in manufacturing, aerospace, automotive, and research laboratories. The scale features a high-contrast, backlit LCD display with a clear, easy-to-read interface, ensuring visibility even in low-light conditions. Its compact yet sturdy design allows for seamless integration into CNC machines, coordinate measuring machines (CMMs), or manual measurement setups, while the built-in self-diagnostic functions and error-checking capabilities enhance reliability and reduce downtime. The AT573A-600-HC operates on a 600 mm measurement range, providing ample coverage for most precision tasks, and its high-contrast, anti-glare display minimizes eye strain during prolonged use. Whether used for dimensional inspection, alignment verification, or quality control, this linear scale ensures that every measurement is accurate, efficient, and dependable, reinforcing Mitutoyo s reputation for excellence in precision measurement technology.

The **Mitutoyo AT573A-600-HC** is a high-precision linear scale designed for measurement applications in machining, inspection, and automation. Below is a detailed breakdown of its pros and cons, followed by a conclusion and recommendation.

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### **Pros of the Mitutoyo AT573A-600-HC**

1. **Exceptional Precision and Accuracy**

The AT573A series is known for its sub-micron resolution (0.001 mm or 0.00004 inches), making it ideal for applications requiring tight tolerances. The high-accuracy glass scale ensures minimal drift over time, maintaining consistency in measurements.

2. **Durability and Robust Construction**

Mitutoyo scales are built to withstand harsh industrial environments. The AT573A features a sturdy aluminum housing, corrosion-resistant coatings, and sealed components to protect against dust, moisture, and temperature fluctuations. The 600-mm length provides ample measurement range for most applications.

3. **Compatibility with Mitutoyo and Third-Party Systems**

This scale is designed to integrate seamlessly with Mitutoyo s range of digital readouts (e.g., CR series), CNC machines, and other measurement systems. It also works with third-party interfaces like LabVIEW, PLCs, or custom automation setups, thanks to its analog (4-20 mA) and digital (RS-232/RS-422) output options.

4. **Wide Temperature Range**

The scale operates reliably between **-10 C and 50 C**, which is broader than many competitors, making it suitable for applications in varying environmental conditions.

5. **Long-Term Stability**

Mitutoyo scales are engineered to minimize thermal expansion and mechanical wear, ensuring stable readings over extended use. The HC (High-Capacity) variant is particularly robust for dynamic applications where repeated movements or vibrations may occur.

6. **Easy Installation and Calibration**

The scale can be mounted directly on machine tables, slides, or custom fixtures with minimal setup. Mitutoyo provides calibration services and tools to maintain accuracy, though users may need to invest in periodic recalibration.

7. **Industry Standard and Trusted Brand**

Mitutoyo is a globally recognized leader in precision measurement tools, with decades of experience. The AT573A benefits from this reputation, offering reliability and support from authorized distributors and service centers.

8. **Multiple Output Options**

The scale supports analog (4-20 mA), digital (TTL), and serial (RS-232/RS-422) outputs, providing flexibility for different automation and data acquisition needs. This versatility makes it adaptable to both manual and automated measurement systems.

9. **Low Maintenance Requirements**

Unlike mechanical gauges that may require frequent cleaning or adjustment, the AT573A s sealed design and lack of moving parts (beyond the readhead) reduce maintenance needs. Regular cleaning of the scale and readhead is typically sufficient.

10. **Backward and Forward Compatibility**

The AT573A can be used with older Mitutoyo readouts (e.g., CR series) and newer digital interfaces, ensuring longevity as technology evolves.

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### **Cons of the Mitutoyo AT573A-600-HC**

1. **High Initial Cost**

Mitutoyo scales are premium products, and the AT573A is no exception. The price point is significantly higher than budget alternatives from lesser-known brands. For small workshops or hobbyists, this may be prohibitive.

2. **Limited Customization**

The scale s design is standardized, and users cannot modify its length, resolution, or output types. If specific requirements (e.g., a different length or output protocol) are needed, alternative models or third-party solutions may be necessary.

3. **Dependence on Mitutoyo Ecosystem**

While the scale works with third-party systems, optimal performance is achieved within Mitutoyo s ecosystem (e.g., using Mitutoyo readouts or software). Users outside this ecosystem may need additional adapters or software, adding complexity and cost.

4. **Potential for Readhead Wear**

The readhead (sensor) is a wear item and may require replacement over time, especially in high-wear environments. Mitutoyo provides replacement parts, but this adds to long-term costs.

5. **Calibration Costs**

To maintain accuracy, the scale must be recalibrated periodically, often requiring professional services. This can be an ongoing expense, particularly for high-precision applications where traceability is critical.

6. **Size and Weight**

The 600-mm length and robust construction make the scale heavier and bulkier than some alternatives. This may pose challenges in space-constrained environments or when portability is required.

7. **Learning Curve for Advanced Features**

While the basic operation is straightforward, leveraging advanced features like serial communication or integration with custom software may require technical expertise. Users unfamiliar with precision measurement systems may need training.

8. **Limited Availability of Spare Parts**

While Mitutoyo has a strong global presence, spare parts (e.g., readheads, cables) may not be readily available in all regions, potentially causing delays in repairs or replacements.

9. **No Built-in Data Logging**

The scale does not include onboard data logging; users must rely on external systems (e.g., PLCs, PCs) to record measurements. This requires additional hardware and software investment.

10. **Potential for Signal Noise in Dynamic Environments**

In applications with significant vibration or rapid movement, the analog or digital signals may exhibit noise, requiring filtering or additional signal conditioning.

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### **Conclusion**

The **Mitutoyo AT573A-600-HC** is a high-quality, reliable linear scale that excels in precision, durability, and compatibility with industrial measurement systems. It is an excellent choice for applications where accuracy, stability, and long-term performance are critical such as in CNC machining, quality control, or automated inspection. However, its high cost, dependence on Mitutoyo s ecosystem, and potential maintenance requirements make it less ideal for budget-conscious users or those with simpler measurement needs.

For users who prioritize **precision, brand reputation, and integration with Mitutoyo systems**, the AT573A is a worthwhile investment. For those seeking **cost-effective alternatives**, lower-end scales from brands like Heidenhain, Renishaw, or even some Chinese manufacturers (e.g., Keyence, Panasonic) may offer comparable performance at a fraction of the cost. Additionally, if the application does not require the full range of Mitutoyo s features, a used or refurbished scale could provide similar benefits at a reduced price.

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### **Recommendation**

- You require **sub-micron precision** for critical applications (e.g., aerospace, medical device manufacturing, high-end machining).

- You are already using or plan to integrate with **Mitutoyo s measurement systems** (readouts, CNC machines, or software).

- Your environment involves **harsh conditions** (dust, moisture, temperature fluctuations) where durability is paramount.

- You can justify the **higher upfront cost** based on long-term reliability and reduced downtime.

- Your budget is limited, and you can find a **comparable scale from Heidenhain, Renishaw, or another reputable brand** at a lower cost.

- You do not need Mitutoyo s ecosystem and can work with **third-party readouts or open-source software**.

- The application does not require the **full 600-mm length**; a shorter scale (e.g., 300 mm) may suffice, reducing cost.

- You are open to **used or refurbished scales**, which can offer similar performance at a discount.

The AT573A-600-HC is one of the best linear scales for professional and industrial use, but it is not the only option. Weigh the cost against your specific needs if precision and Mitutoyo compatibility are non-negotiable, this scale is a strong choice. Otherwise, explore alternatives that balance performance with affordability.

Details:

If a custom power cord or AC adapter is required for the item, it only included if pictured described above. Item will come with a 30 Day Warranty. Includes Absolute Linear Scale as pictured. Privacy: Rest assured your information will not be given, sold, rented or loaned to any third party.

Photos are of the actual unit for sale. Shipping Details: originates from zip code 95742. Cosmetically in good condition showing minor scuffs / scratches blemishes from previous use. Item was recently removed from working service and is in excellent order.

part #: at573a600 price

• $149.99

specifications oelemot:

• brand: Mitutoyo
• mpn: At573a-600-hc
• part type: Linear Scale

returns oelemot:

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

shipping oelemot:

• class: Standard, Expedited, One-day
• transit: 4-7 Days
• type: Fixed
• service: Standard, Expedited, Overnight
• cost: $0.00

offer oelemot:

• options: Ship-to-home
• started: April 16, 2026
• sold: 0
• availability: In Stock
• quantity: 1

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seller oelemot:

• # reviews: 42779
• rating: 99.9%
• city: Rancho Cordova, California

general oelemot:

• condition: Used
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