Flowserve DFC17 User Manual
Page 2
2
DataFlo Digital Electronic Controller DFC17 Installation, Operation and Maintenance Instructions
WCAIM2026
TABLE OF CONTENTS
Page
1.0 GENERAL
4
1.1 Basic Design
4
1.2 Environmental Considerations
4
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
5
2.1 General
5
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
3.3 4–20 mA (4–75) Position Indicator Option Connections
9
4.0 OPERATION OF THE DIGITAL CONTROLLER
12
4.1 Run Mode
12
4.1.1 Run Mode Menu
12
4.1.2 Mode Change Key Sequence
12
4.1.3 Alarm Displays
12
4.2 Calibration Mode
12
4.2.1 Calibration Mode Menu
12
4.2.2 Key Sequences for Calibrating Setpoint Lower Limit
12
4.2.3 Key Sequences for Calibrating Setpoint Upper Limit
12
4.2.4 Key Sequences for Calibrating Clockwise Position
12
4.2.5 Key Sequences for Calibrating Counter-clockwise Position
14
4.2.6 Key Sequences for Calibrating Analog Process #1 Lower Input Signal
14
4.2.7 Key Sequences for Calibrating Analog Process #1 Upper Input Signal
14
4.2.8 Key Sequences for Calibrating Single-Channel RTD Process Module
14
4.2.9 Key Sequences for Calibrating Optional Two-Channel RTD Process Module
15
4.2.10 Key Sequences for Calibrating Thermocouple Process Module
16
4.2.11 Key Sequences for Calibrating Cycle Time
17
4.3 Program Mode
17
4.3.1 Program Mode Menu
18
4.3.2 Instructions for Editing Parameters
18
4.3.3 Default Values for Process Control (factory installed)
18
4.4 Manual Setpoint Mode
18
4.5 Manual Position Mode
18
4.6 Positioner Mode
18
Flow Control Division
Worcester Actuation Systems