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thicknessGAUGE C.LL Thickness measurement using laser triangulation sensors

Inline thickness measurement system with two laser triangulation sensors, automatic calibration and a traversing unit. System performance is specified per model.

Download the datasheet (opens in a new tab) Visit the Micro-Epsilon site (opens in a new tab)

Shared technical specifications for the series

Properties every model in the series has. What differs is in the models table below.

Range across models

The span covered by the models of the series together — not the range of each model.

Range across the models of thicknessGAUGE C.LL
Protection class (DIN EN 60529) ip54
Measuring width 200–600 mm
Measuring range 6–50 mm
System accuracy 1–5 µm
Resolution 0.1–1 µm

Models in the series

One column per model: what differs between the models of the series.

Models of thicknessGAUGE C.LL compared by parameter
Parameter C.LL-50/200 eli-m-f1f8ac82d3b73de964bb3a29 C.LL-50/400 eli-m-45d629703e7e1f5196fe9b24 C.LL-50/600 eli-m-001ab193e98d1bee3a55dc9c C.LL-6/200 eli-m-9bd1592b767773c21c6fc0ac C.LL-6/400 eli-m-2ef3becb4a7cf5c45bd01759 C.LL-6/600 eli-m-1dcfb9239ab8f59da7babce7
Protection class (DIN EN 60529) ip54 ip54 ip40 ip40 ip40 ip54
interface_specification Analog 0-10V Digital I/O Analog 0-10V Digital I/O Analog 0-10V Digital I/O
source_sampling_rate_basis Official maximum measurement or output rate: 10,000 Hz. Official maximum measurement or output rate: 10,000 Hz. Not specified Not specified Official maximum measurement or output rate: 10,000 Hz. Official maximum measurement or output rate: 10,000 Hz.
Interfaces ethernet ethernet ethernet profinet ethernet profinet
Operating range 121 mm 121 mm 121 mm 33 mm 33 mm 33 mm
source_system_calibration_type Automatic Automatic Automatic Automatic Automatic Automatic
source_maximum_travel_path_mm 380 mm 580 mm 780 mm 380 mm 580 mm 780 mm
Maximum material width 200 mm 400 mm 600 mm 200 mm 400 mm 600 mm
source_repeatability_basis Repeatability not stated in the reviewed official source. Repeatability not stated in the reviewed official source. Not specified Not specified Repeatability not stated in the reviewed official source. Repeatability not stated in the reviewed official source.
quantity_specification 50 mm thickness measuring range; 200 mm named measuring width. 50 mm thickness measuring range; 400 mm named measuring width. 50 mm thickness range, 600 mm measuring width, C-frame traversing gauge. 6 mm thickness range, 200 mm measuring width, C-frame traversing gauge. 6 mm thickness measuring range; 400 mm named measuring width. 6 mm thickness measuring range; 600 mm named measuring width.
Measuring width 200 mm 400 mm 600 mm 200 mm 400 mm 600 mm
Operating range Not specified Not specified Not specified Not specified Not specified Not specified
Measuring range 50 mm 50 mm 50 mm 6 mm 6 mm 6 mm
System accuracy 5 µm 5 µm 5 µm 1 µm 1 µm 1 µm
Resolution 1 µm 1 µm 1 µm 0.1 µm 0.1 µm 0.1 µm
Measuring rate 10000 Hz 10000 Hz 10000 Hz 10000 Hz 10000 Hz 10000 Hz
Humidity 5–95 %RH 5–95 %RH 5–95 %RH 5–95 %RH 5–95 %RH 5–95 %RH
Storage temperature -20–65 °C -20–65 °C -20–65 °C -20–65 °C -20–65 °C -20–65 °C
Operating temperature 5–45 °C 5–45 °C 5–45 °C 5–45 °C 5–45 °C 5–45 °C
ADC sampling rate 10000 samples/s 10000 samples/s Not specified Not specified 10000 samples/s 10000 samples/s
Status Active Active Active Active Active Active
Datasheet PDF — C.LL-50/200 (opens in a new tab) PDF — C.LL-50/400 (opens in a new tab) PDF — C.LL-50/600 (opens in a new tab) PDF — C.LL-6/200 (opens in a new tab) PDF — C.LL-6/400 (opens in a new tab) PDF — C.LL-6/600 (opens in a new tab)

The industries we serve

Frequently asked questions

Answers to the most common questions about our products and services

No. They are two-sided C-frame thickness systems using triangulation sensors. Their application classification is thickness.

No. It is the thickness range in mm. Suffixes 200, 400 or 600 identify the configuration’s measuring width.

No. System accuracy is ±1 µm and ±5 µm respectively on a diffuse metallic standard at 2 sigma. Resolution is specified separately.

It establishes inter-sensor geometry against a known standard and helps compensate temperature changes. Thickness measurement is more than connecting two sensors.

Distinguish full transverse scanning from fixed-track measurement. Edge access or center measurement permits other arrangements according to frame/material geometry.

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