NEW Accumeasure D series - Digital Capacitance Measurement Sensors

Product catalog summary

Overview
The document describes the Accumeasure series, a line of precision digital capacitive displacement sensors by MTI Instruments. These sensors offer high resolution and linearity, suitable for various applications including semiconductor measurements and sheet metal thickness.

Core Features

High resolution with 0.01% FSR linearity and sub-nanometer resolution.
Multiple unit synchronization for multi-point measurements.
Digitally controlled with a 24-bit ADC, compatible with NI LabVIEW and .NET.
Thickness mode with range extension and selectable frequency filter.
Quadrature encoder input for synchronized probe position and displacement measurements.

System Configuration

Available in 1 to 4 channel amplifier configurations.
Supports both floating and grounded target measurements.
Includes digital and analog output options, with user-adjustable ranges and filters.

Specifications

Measurement range: 0 to 12.5mm.
Noise: 0.0006% FSR at 50Hz.
Repeatability: 0.000085% FSR.
Minimum system resolution: 0.100 nm.
Linearity accuracy: ±0.01% FSR.
Frequency response: 5kHz.
Output data rate: 100 to 20,000 samples per second.
Operating environment: IP40, 0 – 40°C, 95% non-condensing.

Included Components

Amplifier with detachable terminal blocks.
Ethernet and USB cables.
MTI basic software and drivers.

Applications

Ideal for measuring thickness of floating targets, both conductive and insulating.
Can track probe positions for two-dimensional measurements.

Ordering Information

Various probe configurations available, including single-ended and push/pull.
Product codes specify digital or analog output and probe configuration.

Catalog excerpts

NEW Accumeasure D series - Digital Capacitance Measurement Sensors-1

A worldwide leader in precision measurement solutions Standard and Custom Capacitance Probes Available True Direct Digital Capacitive Displacement Sensor Up to 0.01% FSR Linearity Sub-nanometer Resolution NEWDAQU.cdr03.27.2015Rev1.0

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NEW Accumeasure D series - Digital Capacitance Measurement Sensors-2

Core Features Highest resolution in the industry with 0.01% linearity Digitally Controlled (user adjustable): Range Extension. One probe - multiple ranges Selectable Frequency Filter. 0.1Hz to 5kHz Sample Rate. Up to 20kHz 24 bit ADC bit count MTI Basic Software included TM NI LabVIEW Driver Included .NET (VB, C+, C++) compatible, DLL drivers available Thickness Mode 2 and 4 channel amplifier configuration. A pair of probes needed for thickness. Multiple Unit Synchronization - synchronizes several units together for multiple point measurement, such as sheet metal thickness, semiconductor measurements,...

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NEW Accumeasure D series - Digital Capacitance Measurement Sensors-3

USB flashdrive with MTI basic software Users manual Drivers Detachable terminal blocks USB cable Ethernet cable (2m) Type A to Micro-B Cat 6 network cable The Accumeasure D series amplifier is a true revolutionary design that uses the latest technology to convert a highly reliable capacitive electric field measurement (displacement) directly into a highly precise 24 bit digital reading. Guard Ring Our new capacitance amplifier converts the probe capacitance directly to target gap (distance). This direct conversion approach eliminates errors that traditional analog amplifiers have due to analog...

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NEW Accumeasure D series - Digital Capacitance Measurement Sensors-4

Tip for Accurate Ordering Process Probe Configuration 0=single-ended probe(s) *1= Push/Pull configuration *2=180o configuration Amplifier Main Product Code * applicable to 2 or 4 channels only # of channels Choose from 1 to 4 channels amplifier Output Type 0=standard digital output 1= add analog output Range Extension ADC Bit Count Exponential Filter Basic Interface Digital Output Analog Output Span 0 to 12.5mm1 0.0006% FSR at 50Hz 3 0.000085% FSR (at a fixed point, 1 Hz bandwith) 2 0.100 nm2 o 20ppm /month or better at (±1 C) ±0.01% FSR2 5kHz 100 min. to 20,000 max. (samples per second) Operating...

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