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Contents
Chapter 1: Control System Structure ���������������������������������������������������������������������������� 1-1
1.1 System Configuration ......................................................................................................... 1-2
1.2 Travel Transmission Output (Models AVP301 and AVP201) ....................................... 1-3
1.2.1 Structure of system without travel transmission output ............................................. 1-3
1.2.2 Structure of system with travel transmission (analog output) ................................... 1-4
1.2.3 Structure of system with travel transmission (digital output) .................................... 1-4
1.3 Description of Device Structure and Functions .............................................................. 1-5
1.4 Terminal Box ........................................................................................................................ 1-7
Chapter 2: Installation ����������������������������������������������������������������������������������������������������� 2-1
2.1 Installation Location Selection Criteria ............................................................................ 2-2
2.1.1 Installation location selection criteria ........................................................................... 2-2
2.1.2 Instrumentation air .......................................................................................................... 2-2
2.2 Installation Method ............................................................................................................. 2-4
2.2.1 Attachment to actuator .................................................................................................... 2-4
2.2.2 Air piping connection ...................................................................................................... 2-7
2.2.3 Handling of double-acting reversing relay .................................................................. 2-10
2.2.4 Electrical Wiring Connection ....................................................................................... 2-12
2.2.5 Power supply for input signal and travel transmission .............................................. 2-15
2.2.6 Cables (for input signal or travel transmission) ......................................................... 2-16
2.3 Remote Type Handling ..................................................................................................... 2-18
2.3.1 Remote type cable handling .......................................................................................... 2-18
2.3.2 Attachment to the actuator of the valve travel detector ............................................ 2-20
2.3.3 Positioner body installation .......................................................................................... 2-21
2.3.4 Cabling between valve travel detector and positioner body ..................................... 2-21
2.4 Flameproof Cable Gland and Explosion-proof Universal Elbow ................................ 2-22
Chapter 3: Operation ������������������������������������������������������������������������������������������������������� 3-1
3.1 Auto-setup ............................................................................................................................ 3-2
3.1.1 Overview of auto-setup ................................................................................................... 3-3
3.1.2 Auto-setup operation ....................................................................................................... 3-5
3.2 Zero/Span Adjustment ........................................................................................................ 3-6
3.2.1 Procedure to adjust valve to fully closed position (zero point) .................................. 3-7
3.2.2 Procedure to adjust valve to fully open position (span point) ................................... 3-7
3.3 Starting Operation ............................................................................................................... 3-8
3.3.1 Pre-operation confirmation ............................................................................................ 3-8
3.3.2 Starting operation ........................................................................................................... 3-10
3.3.3 Stopping operation ......................................................................................................... 3-10
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