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Digital indicator S_Dial PRO Smart
Description
The S_Dial PRO Smart is a high-accuracy digital indicator designed for demanding comparative dimensional measurement and precision inspection. With 0.1 µm resolution, 0.2 µm repeatability, measuring ranges of 25, 50 or 100 mm and integrated Bluetooth® connectivity, it provides outstanding measurement performance for professional metrology and industrial quality control.
Best for: high-precision comparative measurement on measuring stands or benches, requiring 0.1 µm resolution, low repeatability error and measuring ranges up to 100 mm, particularly for reliable inspection of tolerances of just a few microns.
* Available in different measuring ranges
Best for: high-precision comparative measurement on measuring stands or benches, requiring 0.1 µm resolution, low repeatability error and measuring ranges up to 100 mm, particularly for reliable inspection of tolerances of just a few microns.
* Available in different measuring ranges
Features
High-accuracy comparative measurementÂ
With a resolution of 0.0001 mm (0.1 µm), repeatability of 0.2 µm and maximum errors from 1.0 to 1.8 µm depending on the measuring range, the S_Dial PRO Smart is designed for demanding precision measurement and comparative inspection.Â
Flexible measuring ranges and configurationsÂ
Models are available with 25, 50 or 100 mm measuring ranges and with Ø 8 or Ø 25 mm clamping stems depending on the model. Standard-pressure and low-pressure versions without a return spring are also available for different measuring configurations and vertical applications.Â
Flexible data connectivityÂ
Integrated Bluetooth® wireless technology enables fast measurement data transmission, while Power and Proximity connectors support wired data transmission via USB or RS232 cables for connection to PCs and display units.Â
Measurement data can be collected and processed with Sylcom, or transferred to third-party software using Vmux2.Â
Protection for precision measurementÂ
The S_Dial PRO Smart features IP51 protection and a robust Ø 59.5 mm housing with a 270° rotatable display for flexible integration into precision measurement setups.Â
Advanced measurement functionsÂ
MIN, MAX and DELTA modes, tolerances, Preset, resolution selection, measuring direction, multiplier and keylock provide extensive functionality for demanding measurement and inspection tasks.Â
Programmable for your measurement setupÂ
The S_Dial PRO Smart can be programmed by PC, allowing its standard functions to be customized for specific measurement workflows and inspection requirements.Â
Overview
Specifications
Standard Delivery
Accessories
Applications
Tutorials
Documents
FAQ

| 805-8501 | 805-8502 | 805-8601 | 805-8701 | |
| EAN | 7640125697681 | 7640125697698 | 7640125697704 | 7640125697735 |
| Measuring range (mm) | 25 | 50 | ||
| Resolution (mm) | 0.0001 | |||
| Max. error fe (µm) | 1.0 | 1.2 | ||
| Repeatability (µm) | 0.2 | |||
| Connection type (instrument to device) | Bluetooth® Wireless Technology ¹ Power to RS232 ¹ Power to USB ¹ Proximity to RS232 ¹ Proximity to USB ¹ View cables info |
|||
| Programmable by PC | ⬤ | |||
| Clamping | ø8 h6 | |||
| Spring | ⬤ | ² | ⬤ | ² |
| Measuring force (N) | 0.75 – 1.0 ³ | 0.3 ³ | 0.85 – 1.2 ³ | 0.4 ³ |
| Protection rating according to IEC 60529 | IP51 | |||
| Standard functions (customizable by PC) |
mm/inch, ref I/II, preset (max 99.9999) min/max/delta, tolerances, resolution, measuring direction, multiplier, automatic extinction/manual, keylock |
|||
| 805-8602 | 805-8702 | 805-8661 | |
| EAN | 7640125697711 | 7640125697742 | 7640125697728 |
| Measuring range (mm) | 50 | 100 | |
| Resolution (mm) | 0.0001 | ||
| Max. error fe (µm) | 1.2 | 1.8 | |
| Repeatability (µm) | 0.2 | ||
| Connection type (instrument to device) | Bluetooth® Wireless Technology ¹ Power to RS232 ¹ Power to USB ¹ Proximity to RS232 ¹ Proximity to USB ¹ View cables info |
||
| Programmable by PC | ⬤ | ||
| Clamping | ø25 g7 | ø8 h6 | |
| Spring | ⬤ | ² | ⬤ |
| Measuring force (N) | 0.85 – 1.2 ³ | 0.4 ³ | 0.9 – 1.3 ³ |
| Protection rating according to IEC 60529 | IP51 | ||
| Standard functions (customizable by PC) |
mm/inch, ref I/II, preset (max 99.9999) min/max/delta, tolerances, resolution, measuring direction, multiplier, automatic extinction/manual, keylock |
||
¹ Device: PC, display unit, …
² Model without spring : Constant measuring force, use only in a vertical position
³ The values agree within ± 20% (vertical down, measuring rod outgoing)
|
Standard Delivery
|
| Instrument according to technical specifications |
| Lithium battery CR2032 included |
| Lifter included |
| Manual |
| Calibration certificate |
- Technical Plan
- 3D Drawing
- Manual
- Certificate
- Brochure
- Available soon
- Not available
- Not available
What is the S_Dial PRO Smart designed for?
The S_Dial PRO Smart is designed for demanding comparative dimensional measurement and precision inspection applications requiring high accuracy, 0.1 µm resolution and very low repeatability.Â
Which Sylvac digital indicator should I use for high-precision comparative measurement?
The S_Dial PRO Smart is Sylvac’s high-accuracy digital indicator for demanding comparative measurement. It offers 0.1 µm resolution, 0.2 µm repeatability and measuring ranges of 25, 50 or 100 mm.Â
How accurate is the S_Dial PRO Smart?
The S_Dial PRO Smart has a resolution of 0.0001 mm (0.1 µm) and a repeatability of 0.2 µm. Maximum error is 1.0 µm for the 25 mm version, 1.2 µm for the 50 mm versions and 1.8 µm for the 100 mm version.Â
What is the difference between S_Dial PRO Smart and S_Dial WORK Nano?
Both ranges offer 0.1 µm resolution. The S_Dial PRO Smart provides 0.2 µm repeatability and measuring ranges up to 100 mm, making it particularly suitable for demanding high-accuracy measurement. The S_Dial WORK Nano and Nano Smart offer 0.3 µm repeatability, 12.5 or 25 mm measuring ranges and IP54 protection for compact high-resolution applications.Â
Can the S_Dial PRO Smart transmit measurement data wirelessly?
Yes. The S_Dial PRO Smart features integrated Bluetooth® wireless technology. Measurement data can be collected and processed with Sylcom, or transferred to third-party software using Vmux2. Power and Proximity outputs also support wired USB and RS232 connections.Â
What is the protection rating of the S_Dial PRO Smart?
Current S_Dial PRO Smart models have an IP51 protection rating according to IEC 60529.Â
Can the S_Dial WORK Nano operate without a battery?
Yes. When connected via a Sylvac Power or Proximity cable (USB or RS232), the indicator is powered directly through the cable and operates without a battery. A CR2032 lithium battery is supplied for standalone operation.Â
Can the S_Dial WORK Nano be used in the presence of cutting fluids?
The S_Dial WORK Nano has an IP54 protection rating according to IEC 60529, providing protection against dust and water splashes. However, it is not designed for direct exposure to cutting fluids or continuous coolant spray. For applications requiring enhanced protection against liquids, an IP67 model is recommended.Â
What is the measuring force of the S_Dial WORK Nano?
The standard measuring force ranges from 0.65 to 0.9 N for the 12.5 mm models and from 0.65 to 1.15 N for the 25 mm models, with a tolerance of ±20%. Low-force and high-force versions are also available upon request.Â
Which mounting options and measuring contacts are compatible with the S_Dial WORK Nano?
The S_Dial WORK Nano features a Ø 8 h6 (3/8") clamping stem and interchangeable measuring contacts with an M2.5 thread, in accordance with DIN 878. It is compatible with Sylvac measuring stands and standard mounting setups.Â
Spécifications

| 805-8501 | 805-8502 | 805-8601 | 805-8701 | |
| EAN | 7640125697681 | 7640125697698 | 7640125697704 | 7640125697735 |
| Measuring range (mm) | 25 | 50 | ||
| Resolution (mm) | 0.0001 | |||
| Max. error fe (µm) | 1.0 | 1.2 | ||
| Repeatability (µm) | 0.2 | |||
| Connection type (instrument to device) | Bluetooth® Wireless Technology ¹ Power to RS232 ¹ Power to USB ¹ Proximity to RS232 ¹ Proximity to USB ¹ View cables info |
|||
| Programmable by PC | ⬤ | |||
| Clamping | ø8 h6 | |||
| Spring | ⬤ | ² | ⬤ | ² |
| Measuring force (N) | 0.75 – 1.0 ³ | 0.3 ³ | 0.85 – 1.2 ³ | 0.4 ³ |
| Protection rating according to IEC 60529 | IP51 | |||
| Standard functions (customizable by PC) |
mm/inch, ref I/II, preset (max 99.9999) min/max/delta, tolerances, resolution, measuring direction, multiplier, automatic extinction/manual, keylock |
|||
| 805-8602 | 805-8702 | 805-8661 | |
| EAN | 7640125697711 | 7640125697742 | 7640125697728 |
| Measuring range (mm) | 50 | 100 | |
| Resolution (mm) | 0.0001 | ||
| Max. error fe (µm) | 1.2 | 1.8 | |
| Repeatability (µm) | 0.2 | ||
| Connection type (instrument to device) | Bluetooth® Wireless Technology ¹ Power to RS232 ¹ Power to USB ¹ Proximity to RS232 ¹ Proximity to USB ¹ View cables info |
||
| Programmable by PC | ⬤ | ||
| Clamping | ø25 g7 | ø8 h6 | |
| Spring | ⬤ | ² | ⬤ |
| Measuring force (N) | 0.85 – 1.2 ³ | 0.4 ³ | 0.9 – 1.3 ³ |
| Protection rating according to IEC 60529 | IP51 | ||
| Standard functions (customizable by PC) |
mm/inch, ref I/II, preset (max 99.9999) min/max/delta, tolerances, resolution, measuring direction, multiplier, automatic extinction/manual, keylock |
||
¹ Device: PC, display unit, …
² Model without spring : Constant measuring force, use only in a vertical position
³ The values agree within ± 20% (vertical down, measuring rod outgoing)
Standard Delivery
|
Standard Delivery
|
| Instrument according to technical specifications |
| Lithium battery CR2032 included |
| Lifter included |
| Manual |
| Calibration certificate |
Tutorials
Documents
- Technical Plan
- 3D Drawing
- Manual
- Certificate
- Brochure
- Available soon
- Not available
- Not available
FAQ
What is the S_Dial PRO Smart designed for?
The S_Dial PRO Smart is designed for demanding comparative dimensional measurement and precision inspection applications requiring high accuracy, 0.1 µm resolution and very low repeatability.Â
Which Sylvac digital indicator should I use for high-precision comparative measurement?
The S_Dial PRO Smart is Sylvac’s high-accuracy digital indicator for demanding comparative measurement. It offers 0.1 µm resolution, 0.2 µm repeatability and measuring ranges of 25, 50 or 100 mm.Â
How accurate is the S_Dial PRO Smart?
The S_Dial PRO Smart has a resolution of 0.0001 mm (0.1 µm) and a repeatability of 0.2 µm. Maximum error is 1.0 µm for the 25 mm version, 1.2 µm for the 50 mm versions and 1.8 µm for the 100 mm version.Â
What is the difference between S_Dial PRO Smart and S_Dial WORK Nano?
Both ranges offer 0.1 µm resolution. The S_Dial PRO Smart provides 0.2 µm repeatability and measuring ranges up to 100 mm, making it particularly suitable for demanding high-accuracy measurement. The S_Dial WORK Nano and Nano Smart offer 0.3 µm repeatability, 12.5 or 25 mm measuring ranges and IP54 protection for compact high-resolution applications.Â
Can the S_Dial PRO Smart transmit measurement data wirelessly?
Yes. The S_Dial PRO Smart features integrated Bluetooth® wireless technology. Measurement data can be collected and processed with Sylcom, or transferred to third-party software using Vmux2. Power and Proximity outputs also support wired USB and RS232 connections.Â
What is the protection rating of the S_Dial PRO Smart?
Current S_Dial PRO Smart models have an IP51 protection rating according to IEC 60529.Â
Can the S_Dial WORK Nano operate without a battery?
Yes. When connected via a Sylvac Power or Proximity cable (USB or RS232), the indicator is powered directly through the cable and operates without a battery. A CR2032 lithium battery is supplied for standalone operation.Â
Can the S_Dial WORK Nano be used in the presence of cutting fluids?
The S_Dial WORK Nano has an IP54 protection rating according to IEC 60529, providing protection against dust and water splashes. However, it is not designed for direct exposure to cutting fluids or continuous coolant spray. For applications requiring enhanced protection against liquids, an IP67 model is recommended.Â
What is the measuring force of the S_Dial WORK Nano?
The standard measuring force ranges from 0.65 to 0.9 N for the 12.5 mm models and from 0.65 to 1.15 N for the 25 mm models, with a tolerance of ±20%. Low-force and high-force versions are also available upon request.Â
Which mounting options and measuring contacts are compatible with the S_Dial WORK Nano?
The S_Dial WORK Nano features a Ø 8 h6 (3/8") clamping stem and interchangeable measuring contacts with an M2.5 thread, in accordance with DIN 878. It is compatible with Sylvac measuring stands and standard mounting setups.Â

