Interlink-electronics FSR 400 Series Manual de usuario

www.interlinkelectronics.com FSR® Integration Guide Interlink Electronics FSR® Force Sensing Resistors® FSR® Integration Guide

www.interlinkelectronics.com 8 FSR® Integration Guide 3.1 Standard Standard FSRs deliver the most cost competitive solutions for a wide variety o

www.interlinkelectronics.com 9 FSR® Integration Guide Standard round FSRs are offered in both Model 400 (Figures 4 & 5) and Model 402 (Figures

www.interlinkelectronics.com 10 FSR® Integration Guide Model 400 Round Short Tail Measurements: millimeters E

www.interlinkelectronics.com 11 FSR® Integration Guide Figure 5: Model 400 Short Tail Round FSR

www.interlinkelectronics.com 12 FSR® Integration Guide Model 402 Round Measurements: millimeters

www.interlinkelectronics.com 13 FSR® Integration Guide Figure 6: Model 402 Short Tail Round FSR Model 402 Round Short Tail Measurements:

www.interlinkelectronics.com 14 FSR® Integration Guide Figure 7: Model 402 Short Tail Round FSR

www.interlinkelectronics.com 15 FSR® Integration Guide The standard Model 406 (Figure 8) square FSR, as compared to the round FSR, offers similar

www.interlinkelectronics.com 16 FSR® Integration Guide The standard Model 408 (Figure 9) strip FSR is useful for force detection in large devices

www.interlinkelectronics.com 17 FSR® Integration Guide 3.2 Custom Sensors Custom sensors offer flexibility in meeting the needs of unique custome

www.interlinkelectronics.com FSR® Integration Guide Table of Contents 1.0 Introduction ...

www.interlinkelectronics.com 18 FSR® Integration Guide 4.0 Performance Specifications Below are typical parameters. The FSR is a custom device and

www.interlinkelectronics.com 19 FSR® Integration Guide Environmental Performance Specifications PARAMETER TYPICAL R CHANGE NOTES Hot Operation -1

www.interlinkelectronics.com 20 FSR® Integration Guide Linear Pots PARAMETER VALUE NOTES Positional Resolution 0.075 to 0.5 mm (0.003” to 0.02”)

www.interlinkelectronics.com 21 FSR® Integration Guide 6.0 Measurement Techniques 6.1 Circuit Voltage Divider Figure 10: FSR Voltage Divider

www.interlinkelectronics.com 22 FSR® Integration Guide Multi-Channel FSR-to-Digital Interface Figure 11: Multi-Channel FSR-to-Digital Interface

www.interlinkelectronics.com 23 FSR® Integration Guide FSR Variable Force Threshold Switch Figure 12: FSR Variable Force Threshold Switch Thi

www.interlinkelectronics.com 24 FSR® Integration Guide FSR Variable Force Threshold Relay Switch Figure 13: FSR Variable Force Threshold Relay S

www.interlinkelectronics.com 25 FSR® Integration Guide 0 200 400 600 800 1000012345FORCE (g)VOUT(V)7.5 k4.7 k2.5 k1.5 k FSR Current-to-Voltage Con

www.interlinkelectronics.com 26 FSR® Integration Guide The current through the FSR device should be limited to less than 1 mA/square cm of applied

www.interlinkelectronics.com 27 FSR® Integration Guide The output swing of this circuit is from (VREF/2) to VREF. In the case where RG is greater

www.interlinkelectronics.com 1 FSR® Integration Guide 1.0 Introduction 1.1 Our Background Launched in 1985, Interlink Electronics is the world&apo

www.interlinkelectronics.com 28 FSR® Integration Guide 7.0 Performance Optimization For best results, follow these seven steps when beginning any

www.interlinkelectronics.com 29 FSR® Integration Guide  Keep actuation cycle time consistent. Because of the time dependence of the FSR resista

www.interlinkelectronics.com 30 FSR® Integration Guide 8.0 FAQ Below are answers to our most frequently asked questions: What are some applications

www.interlinkelectronics.com 31 FSR® Integration Guide What drive voltages can I apply to the sensor? Electrically the sensors look like passive r

www.interlinkelectronics.com 32 FSR® Integration Guide 9.0 FSR Usage: The Do’s and Don’ts  Do follow the seven steps of the FSR Integration Gui

www.interlinkelectronics.com 33 FSR® Integration Guide 10.0 Glossary Terminology Active Area: The area of an FSR device that responds to normal fo

www.interlinkelectronics.com 34 FSR® Integration Guide Response Characteristic: The relationship of force or pressure vs. resistance. Saturation

www.interlinkelectronics.com 35 FSR® Integration Guide 12.0 Contact Interlink Electronics United States Corporate Office Interlink Electronics, I

www.interlinkelectronics.com 2 FSR® Integration Guide 2.0 Theory of Operation The most basic FSR consists of two membranes separated by a thin ai

www.interlinkelectronics.com 3 FSR® Integration Guide The conductive traces are typically screen printed from silver polymer thick film ink. Howev

www.interlinkelectronics.com 4 FSR® Integration Guide 2.2 Force Curve A typical resistance vs. force curve is shown in Figure 2. For interpretatio

www.interlinkelectronics.com 5 FSR® Integration Guide 3.0 FSR® Force Sensing Resistor® Products Interlink designs and manufactures a broad array

www.interlinkelectronics.com 6 FSR® Integration Guide Custom Pressure Sensitive Snap Dome In applications requiring tactile feedback, such as butt

www.interlinkelectronics.com 7 FSR® Integration Guide FSLP 10cm