ABB AV2 User Manual

Table of Contents
Page
i
SECTION 1 - INTRODUCTION....................................................................................................1-1
OVERVIEW.....................................................................................................................................1-1
INTENDED USER...........................................................................................................................1-1
DESCRIPTION................................................................................................................................1-1
Performance Series Option......................................................................................................1-2
Explosionproof I/P Option ........................................................................................................1-3
NEMA 4X Option......................................................................................................................1-3
APPLICATION.................................................................................................................................1-3
FEATURES .....................................................................................................................................1-3
INSTRUCTION CONTENT .............................................................................................................1-5
REFERENCE DOCUMENTS..........................................................................................................1-6
NOMENCLATURE ..........................................................................................................................1-6
SPECIFICATIONS ..........................................................................................................................1-7
SECTION 2 - DESCRIPTION AND OPERATION........................................................................2-1
INTRODUCTION.............................................................................................................................2-1
FUNCTIONAL OPERATION ...........................................................................................................2-2
SECTION 3 - INSTALLATION .....................................................................................................3-1
INTRODUCTION.............................................................................................................................3-1
UNPACKING AND INSPECTION ...................................................................................................3-1
ENCLOSURE CLASSIFICATION ...................................................................................................3-2
MOUNTING CONSIDERATIONS ...................................................................................................3-2
MOUNTING TYPE AV POSITIONERS...........................................................................................3-4
TUBING CONNECTIONS ...............................................................................................................3-8
Air Supply Pressure .................................................................................................................3-8
Air Supply Filtering...................................................................................................................3-8
Air Supply Quality (Recommended).........................................................................................3-9
Tubing Connections .................................................................................................................3-9
WIRING TYPE AV2 POSITIONER................................................................................................3-10
WIRING TYPE AV1 POSITIONER................................................................................................3-13
RADIO FREQUENCY INTERFERENCE.......................................................................................3-15
WIRING REQUIREMENTS...........................................................................................................3-15
SECTION 4 - CALIBRATION.......................................................................................................4-1
INTRODUCTION.............................................................................................................................4-1
CALIBRATION ................................................................................................................................4-1
Zero Adjustment.......................................................................................................................4-1
Span Adjustment......................................................................................................................4-3
CALIBRATION FOR PARTICULAR APPLICATION .......................................................................4-3
Zero Adjustment.......................................................................................................................4-4
Span Adjustment......................................................................................................................4-4
GAIN AND SPEED ADJUSTMENTS ..............................................................................................4-5
Gain Adjustment.......................................................................................................................4-5
Speed Adjustment....................................................................................................................4-6
ORIFICE ...........................................................................................................................4-6
PILOT VALVE STROKE ADJUSTMENT..........................................................................4-6
TROUBLESHOOTING CALIBRATION ADJUSTMENTS................................................................4-8

ABB AV2 Specifications

General

Brand	ABB
Model	AV2
Category	Valve Positioners
Language	English