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ABB AV3 Manuals
Manuals and User Guides for ABB AV3. We have
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ABB AV3 manual available for free PDF download: Instruction Manual
ABB AV3 Instruction Manual (103 pages)
Characterizable Pneumatic Positioners
Brand:
ABB
| Category:
Valve Positioners
| Size: 2.09 MB
Table of Contents
Table of Contents
3
Section 1 - Introduction
9
Introduction
9
Intended User
9
Type Av3/4 Positioner Description
9
Agency Approvals
9
Type Av3/4 Positioner Application
10
Type Av3/4 Positioner Features
10
Instruction Content
11
How to Use this Instruction Book
12
Reference Documents
13
Type Av3/4 Positioner Nomenclature
13
Type AV3/4 Nomenclature
13
Specifications
14
Type AV 3/4 Positioner Specifications
14
Capacity Data of Type AV3/4 Positioners (Exhaust to Atmosphere)
16
Air Consumption Data of Type AV3/4 Positioners
16
Optional Potentiometric Position Transmitter Specifications
17
To 20 Ma Position Transmitter Specifications
17
Accessories
18
Positioner Accessories
18
Rotary Actuators Retrofitting Mounting Kits
18
Optional Speed Control Orifices
18
Pressure Gages
18
Type AV3/4 Positioner Operation Diagram
20
Block Diagram of a Typical Control System Utilizing a Positioner
20
Functional Operation
21
Section 2 - Description and Operation
20
Introduction
20
Section 3 - Installation
22
Introduction
22
Unpacking and Inspection
22
Enclosure Classification
23
Mounting Considerations
23
Mounting Type Av3 and Av4 Positioners
23
External and Mounting Dimensions for the Type AV Positioner
24
Typical Positioner Mounting Using Linkage
25
Typical Positioner Mounting Using Direct Coupling
25
Drive Arm Connections
26
Positioning Cam
27
Positioner Cam Characteristics
27
Connecting Tubing to Type Av Positioner
28
Filtering Supply Air
28
Cam Roller Alignment
28
Recommended Supply Air Quality
29
Tubing Connections
29
Type AV Positioner Port Locations
29
Wiring Type Av Positioner
30
Tubing Examples of Single-Acting Actuators
31
Tubing Example of a Double-Acting Actuator
32
Type AV Positioner Wiring Connections
32
Section 4 - Calibration
33
Introduction
33
General Calibration
33
AV3 Calibration
33
Zero Adjustment (Av3)
34
Type AV Calibration Adjustment Locations
34
Span Adjustment (Av3)
35
AV4 Calibration
35
Cam Roller Alignment
35
Zero Adjustment (Av4)
36
Servo Motor Speed Adjustment (Av4)
37
Servo Motor Speed Adjustment (Coarse and Fine)
37
Type AV4 Positioner Motor Speed Adjustments
38
Calibration for Particular Application (Av3 Only)
39
Zero Adjustment
39
Span Adjustment
39
Zero Adjustment Graph
39
Gain and Speed Adjustments
40
Gain Adjustment
40
Span Adjustment Graph
40
Speed Adjustment
41
Orifice Speed Control
41
Speed Control by Pilot Valve Stroke Adjustment
41
Gain Hinge Spring Characteristics
41
Pilot Valve Measurement for Maximum Speed
42
Troubleshooting Calibration Adjustments
43
Servo Assembly Adjustments (Type AV3 Positioner)
43
Speed Adjustment Screw Locations
43
Type AV3 Positioner Emi/Electronics Housing
45
Servo Adjustments (Type AV4 Positioner)
46
Servo Adjustments (AV4)
47
Section 5 - Operating Procedures
48
Introduction
48
Equalizing and Air Supply Shutoff Valve
48
Transfer from Automatic to Manual Operation
48
Transfer from Manual to Automatic Operation
48
Section 6 - Troubleshooting
50
Introduction
50
Positioner Errors
50
Section 7 - Maintenance
52
Introduction
52
Routine Service
52
Section 8 - Repair/Replacement Procedures
53
Introduction
53
Manifold Filters
53
Type AV Positioner with Manifold
53
Manifold
54
Manifold Without Filter Cover
54
Manifold (Rear View) Showing O-Rings
55
Gain Hinge Spring
56
Pilot Valve Body
56
Servo Assembly and Electronics Circuit Board
57
Servo and Emi/Electronics Assembly
58
Cam
59
Diaphragm Assembly
60
Removing
60
Replacing
60
Pilot Valve Stroke Adjustment
61
Stroke Adjustment Screw Locations
62
Pilot Valve Measurement for Maximum Speed
62
Section 9 - Support Services
63
Introduction
63
Recommended Spare Parts
63
Pilot Valve Assembly Kit
63
AV Diaphragm Assembly Kit
63
Additional Spare Parts Kits
64
Filter Replacements Kit
64
Shutoff Valve Kit
64
Cam
64
Manifold Assembly Kit
64
Gain Hinge Springs Kit
64
Potentiometric Position Transmitter
65
Cam Follower Arm Kit
65
Servo Assemblies
65
Electronics Board Assemblies
65
Type AV3 Positioner (Interior, Wiring, and Tubing Details)
67
Type AV3 Positioner (Exploded View)
68
Type AV3 Positioner (Front, Side and Inside of Cover)
69
Type AV4 Positioner (Interior, Wiring, and Tubing Details)
71
Type AV4 Positioner (Front, Side and Inside of Cover)
72
Type AV4 Positioner (Exploded View)
73
Positioner Mounting Kit
74
Positioner Mounting Kit
75
Rotary Actuators Retrofitting Mounting Kits
75
Appendix A - Position Transmitters
76
Introduction
76
Description and Operation
76
Potentiometric Position Transmitter
76
Four to 20 Ma Position Transmitter
76
Calibration
77
Calibrating the Potentiometric Position Transmitter
77
Potentiometric Application Example
78
Calibrate the Potentiometric Application Example
79
Potentiometric Position Transmitter Assembly (Exploded View
80
Calibrating the Four to 20 Ma Position Transmitter
81
To 20 Ma Position Transmitter Assembly (Exploded View
83
Type AV3/4 Nomenclature
84
Mounting the Positioner
85
Typical Positioner Mounting Using Linkage
85
Typical Positioner Mounting Using Driect Coupling
86
Drive Arm Connections
86
External Tubing Connections
87
External Wiring Connections
87
Cam Roller Alignmment
87
Calibration
88
Type AV Positioner Port Locations
88
Tubing Examples of Single-Acting Actuators
89
Tubing Example of a Double-Acting Actuator
90
Type AV Calibration Adjustment Locations
91
Appendix B - Quick Start
84
Introduction
84
Product Identification (Nomenclature
84
Calibration Procedures
92
Motor Speed Adjustment (AV4 Only
92
Type AV4 Positioner Motor Speed Adjustment
93
Servo Motor Speed Adjustment (Coarse and Fine
93
Appendix C - Cam Characterization
94
Introduction
94
Cam Characterization
95
Cam Selection
96
Desired Control
97
Cam Shaping Method
98
Cam Characteristics
98
Transferring Data from the Graph to the Cam
99
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