Flowserve DFP17 Instrukcja Użytkownika Pobierz pdf (Strona 2)

2 DataFlo Digital Electronic Positioner DFP17 Installation, Operation and Maintenance Instructions WCAIM2037

Flow Control

Worcester Actuation Systems

TABLE OF CONTENTS

Page

1.0 GENERAL 4

1.1 Basic Design 5

1.2 Environmental Considerations 5

1.2.1 Temperature 5

1.2.2 Humidity 5

1.2.3 Input Circuit Noise Protection 5

2.0 DataFlo ELECTRONIC POSITIONER CIRCUIT BOARD 8

2.1 General 8

2.2 Circuit Board Configurations 8

2.3 LED Indicators 8

2.4 Controls (Override) 8

2.5 AC Power Control 8

3.0 WIRING OF DIGITAL CONTROLLER AND SERIES 75 ELECTRIC ACTUATOR 8

3.1 Actuator Power 8

3.1.1 Wire Size 8

3.1.2 Termination and Voltage 8

3.1.3 Minimum Fuse Ratings 8

3.2 Input Signal Connections 9

3.2.1 Milliamp 9

3.2.2 Resistive 9

3.2.3 DC Voltage 9

4.0 CALIBRATION AND ADJUSTMENT 12

4.1 DataFlo Calibration Procedures, Initial Setup and Adjustment (Applies to all Models) 12

4.1.1 Calibration Procedures for Microchip U5 or U3 Rev. V2.12 and Newer 12

4.1.2 Calibration Procedures for Microchip U5 or U3 Rev. V2.11 and Older 12

4.1.3 Initial Setup and Adjustments 13

4.2 General Description of Digital Positioner 13

4.2.1 Valve Position Setpoint Input 13

4.2.2 Valve Position Feedback 13

4.2.3 Key Features of the Digital Positioner 13

4.2.4 Operating Modes 14

4.2.5 Data Readout 14

4.2.6 Local Data Entry 14

4.2.7 Display Modes 14

4.3 Program Mode 14

4.3.1 Security Code Screen 14

4.3.2 Unit Address Screen 15

4.3.3 Output Current Range 15

4.3.4 Analog Setpoint (Input) Range 15

4.3.5 Setpoint Direction - Direct-Acting (Rise), Reverse-Acting (Fall) 15

4.3.6 Setpoint Split Range START Selection 15

4.3.7 Setpoint Split Range END Selection 15

4.3.8 Setpoint Ramp - Time to Open 15

4.3.9 Setpoint Ramp - Time to Close 15

4.3.10 Setpoint Curve Function 16

4.3.11 Positioner Deadband 16

4.3.12 Loss of Signal Position and Delay Time 16

1 2 3 4 5 6 7 ... 31 32

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