Worcester actuation systems table of contents – Flowserve DFP17 User Manual
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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