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Type 8692, 8693
english
Description of System
Description of System
TABLE OF CONTENTS
1 FUNCTION OF THE POSITIONER AND COMBINATION WITH VALVE TYPES ...............................................................................14
1.1 Models of the positioner ............................................................................................................................................................................14
1.2 Features of the valve types .......................................................................................................................................................................15
2 STRUCTURE OF THE POSITIONER ......................................................................................................................................................................16
2.1 Representation .................................................................................................................................................................................................16
2.2 Features ...............................................................................................................................................................................................................17
2.3 Function diagram of the positioner with single-acting actuator ...........................................................................................18
3 TYPE 8692 POSITIONER WITH POSITION CONTROLLER .......................................................................................................................19
3.1 Schematic representation of the positioner Type 8692 ............................................................................................................20
3.2 Properties of the position controller software ................................................................................................................................21
4 TYPE 8693 POSITIONER WITH PROCESS CONTROLLER .......................................................................................................................22
4.1 Schematic representation of the process control ........................................................................................................................23
4.2 Properties of the process controller software ................................................................................................................................24
5 INTERFACES OF THE POSITIONER FOR THE MULTIPOLE MODEL ...................................................................................................25
6 INTERFACES OF THE POSITIONER FOR THE MODELS WITH CABLE GLAND ............................................................................26
7 TECHNICAL DATA ...........................................................................................................................................................................................................27
7.1 Safety positions after failure of the electrical or pneumatic auxiliary power ................................................................27
7.2 Factory settings of the positioner .........................................................................................................................................................28
7.3 Specifications of the Positioner .............................................................................................................................................................29
7.3.1 Operating Conditions ......................................................................................................................................................... 29
7.3.2 Conformity with the following standards ........................................................................................................................ 29
7.3.3 Mechanical data ................................................................................................................................................................... 29
7.3.4 Electrical data ....................................................................................................................................................................... 29
7.3.5 Pneumatic Data .................................................................................................................................................................... 30