LaserSpeed Pro
LaserSpeed Pro

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LaserSpeed Pro - Length & Speed Gauge
Measure the length and speed of any moving product with the highest laser precision. Replace your error-prone contact encoders with a laser precision gauge and begin realizing immediate production savings.
Overview
The LaserSpeed Pro gauge by Nordson is a cutting-edge laser encoder that allows measuring the length and speed of any moving surface with ±0.03% accuracy, ±0.02% repeatability, and without ever contacting the product. It uses a long-established, non-contact Laser Doppler Velocimetry (LDV) technology and is a proven performer in various industrial applications, including wire & cable, pipe & tube, metals, film, paper, packaging, lumber, rubber, etc. Moreover, it is Industry 4.0 ready with expanded capabilities in Ethernet connectivity, communication, and control.
The LaserSpeed Pro length & speed gauge is easy to install and use. It has no moving parts and is factory calibrated for low-maintenance operation.
Its compact, smart design makes it the ideal replacement for error-prone, rotary encoders. Join the long list of satisfied LaserSpeed Pro customers worldwide. Start realizing the quality, productivity, and bottom-line benefits today.

Applications
LaserSpeed Pro non-contact length & speed gauge has long been the preferred measurement solution for quality-conscious manufacturers everywhere. It is proven in numerous industrial applications such as.
- Continuous length measurement.
- Speed measurement.
- Differential speed control.
- Cut-to-length control.
- Tension control.
- Discrete product measurement.
- Product positioning.
- Printing and coating application control.

Features & Benefits
- Direct replacement for tachometers and encoders.
- No slippage, no-marking measurements on all material types, shapes, colors and textures.
- Measures forward and reverse directions, and down to “true” zero speed.
- Permanently calibrated, no moving parts; “smart” gauge (all optics, electronics, I/O in gauge.
Several Models Available
| -401 (LS 4500 Only) | -403 | -406 | -410 | |
|---|---|---|---|---|
| Standoff Distance | 100 mm | 300 mm | 600 mm | 1000 mm |
| Speed Range : LS Pro 4500 |
0.2 ~ 1700 mpm | 0.4 ~ 4000 mpm | 0.8 ~ 8000 mpm | Not available |
| Speed Range : LS Pro 8500 |
Not available | 0.4 ~ 4000 mpm | 0.8 ~ 8000 mpm | 1.0 ~ 8000 mpm |
| Speed Range : LS Pro 9500 |
Not available | -4000 ~ 4000 mpm | -8000 ~ 8000 mpm | -12000 ~ 12000 mpm |
| Depth of Field | 15 mm | 35 mm | 50 mm | 100 mm |
Contact Tachometers vs. LaserSpeed Pro
Contact tachometers are typically used in manufacturing applications for length and speed measurement. However, there are a variety of problems with the use of contact length measurement that can be avoided by replacing tachometers with a LaserSpeed Pro encoder:
| Standard Tachometer | LaserSpeed Pro |
|---|---|
| Inaccuracy caused by product slippage, dirt build-up, day-to-day wear problems. | Non-contact measurement ensures high accuracy and repeatability. |
| High cost of ownership due to the need to regularly replace parts and recalibrate. | No moving parts ensure permanent calibration and low cost of ownership. |
| Contact measurement can mark or damage the product. | Non-contact measurement ensures no marking or damage of the product. |
The ROI of Accurate Length and Speed Measurements
Length and speed measurement issues can dramatically affect the ability to control product speed, achieve accurate cut-to-length requirements and other critical process functions. Moreover, unreliable measurements can cost your organization a significant amount of money due to product give-away, waste resulting from scrap, loss in productivity, process downtime and other conditions.
Overall, the LaserSpeed Pro length & speed gauge will keep you ahead with.
- Minimizing product waste.
- Reducing product shortages and overages.
- Increasing product quality.
- Eliminating maintenance.
- Minimizing downtime
- Lowering the cost of ownership

LaserSpeed Pro 8500X/9500X
LaserSpeed Pro 8500X/9500X series gauge is designed for the toughest environments in metals manufacturing where heavy steam, mist and sprays occur.
The LS Pro 8500X/9500X series gauge has a stainless-steel housing – a built-in air purge keeps the quick-change window clean for lower maintenance needs.
The LS Pro 8500X/9500X series gauge is well suited for a range of applications including, but not limited to hot rolling steel mills, interstand cold rolling steel mills, heavy steam applications, extreme hot and hostile environments, continuous caster, billet/bloom casters, thin slab casters, etc.

LaserSpeed Pro 8500E/9500E
The LaserSpeed Pro 8500E/9500E series gauge takes the base LS Pro 8500/9500 sensor and houses it within a rugged environmental case for double-sealed protection against hot and hostile environments.
The system works on all types of products including rod, bar, tube, pipe, slabs, cold strip, hot strip, plates, profiles, lumber, etc. With various options and accessories, this gauge provides a complete solution for the harsh industrial environments.

Combining Length & Speed and Thickness Measurements
The LS Pro 8500-C/LS Pro 9500-C series is an industrial gauge that can be mounted inside the C-Frame of an X-ray gauge. The gauge can connect directly to a PLC or control computer. The LS Pro 8500-C/LS Pro 9500-C consists of a gauge, a mounting rail, a right-angle mirror assembly and a safety cover.
The mounting rail is designed so the gauge can be positioned at a specified distance. This feature allows complete flexibility in optimizing the standoff distance for each application.
The LS Pro 8500-C/LS Pro 9500-C gauge is well suited for applications where thickness and speed or length are required in the same location. This includes, for example, interstand cold rolling mills and foil mills.



