Measurement Specialties CIO-SSH16 user manual Adding Amplifiers & Sample / Hold Chips

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1.0 SOFTWARE INSTALLATION

. 1

2.0 HARDWARE INSTALLATION

. 1

2.1 INTRODUCTION

. 1

2.2 POWER CABLE

. 2

2.3 SIGNAL CABLE

. 3

2.4 ANALOG INPUT BOARD SETUP

. 4

2.5 GAIN SWITCHES

. 4

3.0 SIGNAL CONNECTION

. 5

3.1 CONNECTOR DIAGRAM

. 5

3.2 ANALOG INPUTS

. 5

3.3 FLOATING DIFFERENTIAL

. 5

3.4 DIFFERENTIAL

. 6

4.0 ARCHITECTURE

. 8

4.1 ANALOG INPUT

. 8

4.2 AMPLIFICATION

. 8

4.3 CIO-SSH16 vs. PROGRAMMABLE GAIN A/D BOARDS

. 9

4.4 SAMPLE & HOLD

10

4.5 DROOP RATE

12

4.6 ADDING AMPLIFIERS & SAMPLE / HOLD CHIPS

13

5.0 SPECIFICATIONS

14

6.0 ANALOG ELECTRONICS

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6.1 VOLTAGE DIVIDERS

16

6.2 DIFFERENTIAL & SINGLE ENDED INPUTS

18

6.3 COMMON MISUNDERSTANDINGS

20

6.4 GROUND LOOPS

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6.5 LOW PASS FILTERS

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6.6 A/D RESOLUTION & ENGINEERING UNITS

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6.7 ENGINEERING UNITS

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6.8 CURRENT LOOP (4-20 mA)

22

6.9 NOISE

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Contents CIO-SSH16 Copyright 2000 Measurement Computing Corp Adding Amplifiers & Sample / Hold Chips This page is blank Software Installation Hardware InstallationIntroduction Power Cable Power Connector Signal CableGain Switches Analog Input Board SetupFloating Differential Signal ConnectionConnector Diagram Analog InputsExample DifferentialPage Architecture Analog InputAmplification CIO-SSH16 vs. Programmable Gain A/D Boards Sample & Hold S15 S16 Droop Rate Sample and Hold Timing DiagramTime to Sample Calculation Resolution CalculationAdding Amplifiers Sample / Hold Chips Range CalculationAnalog input section SpecificationsSample / hold section Voltage Dividers Analog ElectronicsPage Differential & Single Ended Inputs Common Mode RangePage Common Misunderstandings Ground LoopsLOW Pass Filters Converter # Volts A/D Resolution & Engineering UnitsCurrent Loop 4-20 mA Engineering UnitsSources of Noise NoiseSensor Noise Signal Wire NoiseSmoothing Data For your notes EC Declaration of Conformity