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LG Electronics G3F-AD3A, G4F-AD3A, G6F-AD2A 5.3 Programming for Loading the A/D Conversion Module on Remote I/O Station

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Chapter 5. GM PROGRAMMING

5 -8

5.3 Programming for Loading the A/D Conversion Module on Remote I/O Station

1) System Configuration

2) Initial Settings

(1) A/D conversion enabling channel: channel 0

(2) Conversion data range: DC 4~20mA

(3) Average processing setting: channel 0(setting value: 50 times)

3) Descriptions of the Program

(1)The digital value less than 2000of channel 0 turns % Q0.1.0 on.

(2)The digital value more than 2000 or same, and less than 10,000 or same of channel 0 turns %Q0.1.1 on.

(3)The digital value more than 3,000 or same, and less than 12,000 of channel 0 turns %Q0.1.2 on.

(4)The digital value more than 4,000 or same of channel 0 turns %Q0.1.3 on.

GM4-

PA1A

G4L-

RBEA

G4F-

AD3A

Remote Station No. ”1”

Slot 0

GM4-

PA1A

GM4-

CPUA

G4L-

FUEA

G4Q-

RY2A

Slot 0

Contents

Main Safety Precautions WARNING CAUTION CAUTION Safety Precautions Design Precautions CAUTION Installation Precautions Safety Precautions Wiring Precautions CAUTION Test Run and Maintenance Precautions CAUTION CONTENTS Chapter 1. INTRODUCTION Chapter 2. SPECIFICATIONS Chapter 3. INSTALLATION AND WIRING Chapter 4. FUNCTION BLOCK Chapter 5. GM PROGRAMMING Chapter 6. Buffer Memory Chapter 7. Buffer read/write instructions Chapter 8. MK Programming Chapter 9. DIMENSIONS Chapter 1 Introduction 1 Introduction 1.1 Features Chapter 1 Introduction 1.2 Terminology 1.2.1 Analog value : A 1.2.2 Digital value : D Chapter 1 Introduction 1.3 Analog-to-Digital conversion characteristics = 4000 Page 1.3.2 Current input 4000 currentinputMinimumcurrentinputMaximum moduleA/DofResolution = Chapter 2 . SPECIFICATIONS 2.1 General Specifications CAUTION 2.2 Performance Specifications ! ! CAUTION 2.3.1 G3F-AD3A 2.3.2 G4F-AD3A 2.3.3 G6F-AD2A Page REMARK Page 2.4.2 Current Input Characteristics 2.4.3 2.4.4 Analog input and Digital output characteristics 2.5.1 Sampling processing A/D conversion system 2.5.2 Averaging processing A/D conversion system 2.5 Processing specifications Chapter 3 Installation and wiring 3 Installation and wiring 3.1 Installation 3.1.1 Installation ambiance 3.1.2 Handling precautions Chapter 3 Installation and wiring 3.2 Wiring 3.2.1 Wiring precautions 3.2.2 Wiring examples Page CHAPTER 4. FUNCTION BLOCK G4F AD3A G6F AD2A G3F AD3A 4.1 Registration of the Function Block for A/D Conversion Module on the GMWIN 4.2 Function Block for Local Page 4.2.2 Module Reading-Array Type 1) G3F-AD3A, G4F-AD3A REMARK 1) G3F-AD3A, G4F-AD3A 2) G6F-AD2A 4.3 Remote Function Block 4.3.1 Module Initialization 1) G3F-AD3A, G4F-AD3A Page Chapter 4. FUNCTION BLOCK 4 - 8 4.3.2 Module Read ing 1) G3F-AD3A, G4F-AD3A Input REMARK Chapter 4. FUNCTION BLOCK 4 - 9 Input REMARK 4.4 Errors on Function Block 4 - 10 This shows errors and resolutions in accordance with them. Chapter 5. GM PROGRAMMING 5.1 Programming for Distinction of A/D Conversion Value Page Page Page A/D Conversion Value and Error Code on BCD Display Page Page 5.3 Programming for Loading the A/D Conversion Module on Remote I/O Station Chapter 5. GM PROGRAMMING 5 -9 4) Programming example Page Chapter 6 Buffer memory 6 Buffer memory 6.1 The configuration of buffer memory 6.1.1 G6F-AD2A 6 - 2 6.1.2 G3F-AD3A / G4F-AD3A value Remark * All 16-bit data Chapter 6 Buffer memory 6.2 The Contents and description of buffer memory 6.2.1 G6F-AD2A Page Page 6.2.2 G3F-AD3A / G4F-AD3A Page Page Chapter 7 Buffer read/write instructions 7 Buffer read/write instructions 7.1 Buffer read instructions 7.1.1 GET / GETP instruction Page 7.1.2 RGET instructions Page Page Chapter 7 Buffer read/write instructions 7.2 Buffer write instructions 7.2.1 PUT / PUTP instructions Page 7.2.2 RPUT instructions Page Page Page Chapter 8 MK Programming 8 MK Programming 8.1 Basic programming 8.1.1 G6F-AD2A 8.1.2 G3F-AD3A / G4F-AD3A Chapter 8 MK Programming 8.2 Example programming 8.2.1 A program for comparison of A/D converted value Page 8.2.2 Output the analog input value by 7-segment display Page 8.2.3 An A/D module mounted on a remote station