Emerson 20/20 manuals

Emerson 20/20 User Manual (120 pages)

Brand: Emerson | Category: Air compressors | Size: 6.57 MB |

English

Table of contents

Operation and service manual

1

Table of Contents

3

List of Tables and Figures

8

How to Use This Manual

10

Proper Wiring Sizing

13

Voltage Source

13

Wiring Methods

15

Best Practices

16

Digital Input/Output (I/O)

18

Board I/O # Description Type

19

Analog Inputs

20

Analog Outputs:

22

Digital Output Boards

24

Digital Input Boards

25

Digital In-Out Boards

26

Analog Input Boards

27

Analog Input Jumper Tables

28

Analog Output Boards

30

Section 4 • Main Screen

31

Section 5 • Menu Screen

37

Pulse Proportional Control

39

Auto-Cycle

40

Pumpdown Control

42

Pulldown Control

43

Load Anticipating

45

Oil Control

45

Liquid Injection

45

Section 7 • Alarms and Trips

47

Section 8 • Timers

51

8 – 4 / Blank

54

Scheduling Setpoint

55

Pressure Control Setpoints

57

10 – 4 / Blank

60

Condenser Control Setpoint:

61

Step Control

62

VFD Settings

63

11 – 4 / Blank

64

Section 12 • Service Options

65

Motor Current

68

Remote Capacity

68

13 – 4 / Blank

70

Slide Valve Operation

72

Style Motors

72

Figure 14-2. Photochopper

73

Command Shaft Rotation

74

*-*-*-*-*-*-*-*-*-*-*-*

77

*---*---*---*---*---*

77

*--*

77

*

77

*--*--*

78

*********************

78

-********************

78

*****----*

78

Section 15 • Trend Chart

79

15 – 4 / Blank

82

Section 16 • Event List

83

16 – 2 / Blank

84

Section 17 • Input / Output

85

17 – 2 / Blank

86

Digital Inputs:

87

Digital Outputs

88

Analog Outputs

89

18 – 4 / Blank

90

Section 19 • Configuration

91

19 – 10 / Blank

100

Section 20 • Data Backup

101

20 – 4 / Blank

104

Section 21 • Maintenance

105

Section 22 • User Access

107

22 – 4 / Blank

110

Section 23 • Help Screen

111

Overview

113

Operation

114

Control Functions

116

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