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Evoqua WALLACE & TIERNAN SFC User Manual

Evoqua WALLACE & TIERNAN SFC
288 pages
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WALLACE & TIERNAN
®
MEASURING AND CONTROL
SYSTEM
SFC
from version V:3.08
INSTRUCTION MANUAL

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Evoqua WALLACE & TIERNAN SFC Specifications

General IconGeneral
CapacityVaries by model
Power SupplyVaries by model
Communication ProtocolModbus
Enclosure RatingNEMA 4X
Operating Temperature50°C (122°F)
DimensionsVaries by model
WeightVaries by model

Summary

2. Safety

2.1 Intended use

Defines the SFC's exclusive purpose for measurement and control in water treatment.

2.2 General safety instructions

Outlines Evoqua's commitment to safety and the importance of observing instructions.

2.5 Notes on Special Dangers

Highlights specific dangers related to electrical power and agents/chemical substances.

4. Functions

4.1 General

Introduces the SFC as a measuring and control device for water treatment and its typical applications.

4.2 Measurement inputs

Lists the types of sensor modules and retrofit kits supported by the SFC for measurement.

4.3 Outputs

Describes the mA output and relay outputs available on the SFC for control and signaling.

4.5 Applications

Explains how system configuration is determined by SFC version, parameters, components, and application selection.

4.5.2.1 Single feed forward with process measurement

Describes the operation mode for quantity-proportional dosing of disinfectants with process measurement.

4.5.2.2 Single feedback closed loop control with process measurement

Explains the operating mode for controlling a measured variable according to a setpoint.

4.5.2.3 Compound loop with process measurement

Describes the compound loop, combining single feed forward with feedback control for accuracy.

4.6 Controller outputs

Lists various controller types and their actions, such as positioners and dosing pumps.

4.7 Control parameters

Defines input variables that determine the control functions of a controller, listed alphabetically.

4.8 Alarms

Explains how alarms are output via relay contacts and display indicators, with configurable functions.

4.9 Adaption

Details the process for automatic ascertainment of control loop reaction times and parameters for Cl2 single feedback control.

4.12 CAN interface

Details the SFC's integrated CAN interface for connecting CAN sensor modules like SiDiSens.

4.14 Firmware update

Describes two methods for performing firmware updates: via serial interface or SD memory card.

4.15 Actuator feedback

Explains how actuator feedback signals are set at the factory and possible feedback signals.

4.17 SD memory card

Explains the use of an SD memory card for saving configurations and recording measured data.

4.18 Unit configuration

Describes the SFC's ability to save unit settings as configurations, with options for internal memory and SD card storage.

5. Installation

5.2 Installation

Details the installation site requirements and procedures for mounting the unit.

5.3 Commissioning

Outlines the process for commissioning the unit after installation, including equipping sensor modules and electrical connections.

5.3.1 Installation guide

Presents a step-by-step guide for commissioning the SFC, referencing specific chapters for detailed information.

5.3.3 Inserting and Connecting Sensors

Explains how to insert and connect various sensors to the flow block assembly, noting maximum back pressure.

5.3.4 Connecting the sample water and starting up, taking DEPOLOX® 5 as an example

Guides on connecting sample water and initial startup procedures, using DEPOLOX® 5 as an example.

5.3.6 Connect the device to the power supply

Provides critical safety warnings and instructions for connecting the SFC to the power supply.

5.3.9 Switching the device on

Details the procedure for activating the SFC and the initial language setup during commissioning.

5.3.10 Setting the applications

Explains how to select and program the appropriate application for the SFC system.

5.3.11 Positioner calibration with compound-loop-control and single feed back control

Guides on automatic or manual calibration of the positioner feedback signal for automatic positioning.

5.3.12 Positioner calibration with SFC (application 3) or single feed forward (application 2)

Describes how to calibrate positioner feedback points for linear dosing output in specific applications.

5.4 System shut down

Provides crucial safety instructions and step-by-step procedures for safely shutting down the SFC system.

6. Operation

6.1 Display and operator controls

Describes the graphic display and the nine-key operating panel used to control the SFC.

6.3 Menu structure

Outlines the various menus available in the SFC, such as Main Menu, Control, and Calibration.

Menu - Module type

Shows the navigation path for accessing module type specific settings and calibration options.

Module type (1) menu

Lists available settings for Module type 1, including control modes, setpoints, and actuator outputs.

Module type (2) menu

Lists available settings for Module type 2, covering actuator, setup, measuring range, and limit values.

Menu - Inputs/Outputs

Illustrates navigation to the Inputs/Outputs menu for configuring flow rate, limit values, and setpoints.

Menu - Alarm

Shows the navigation path to the Alarm menu for configuring alarm functions and assignments.

Alarm 1/2 funct

Describes the contact condition of alarm relays and delay settings for alarms 1 and 2.

Alarm 3/4 funct

Describes the contact condition of alarm relays and delay settings for alarms 3 and 4.

Menu - System

Illustrates navigation to the System menu for common settings, configuration, and safety.

Menu - Diagnosis

Shows navigation to the Diagnosis menu for viewing diagnostics, module types, dosing averages, and I/O status.

Menu - Calibration

Shows the navigation path to the Calibration menu for sensor calibration.

Menu - Operating mode

Illustrates navigation to the Operating mode menu for switching between AUTO and MANUAL modes.

6.4 Calibration

Provides general guidelines and warnings for sensor measuring module calibration, including pre- and post-calibration tasks.

6.4.4 pH calibration

Provides detailed instructions for pH calibration, including pH-7 alignment and slope alignment.

6.4.5 Redox calibration (mV)

Guides on performing Redox calibration, noting the long running-in times for Redox sensors.

6.4.6 Conductivity calibration

Details the procedure for conductivity calibration, including temperature compensation and using calibration solutions.

6.4.7 Fluoride calibration

Explains the two-point calibration process for fluoride measurement, including pre-use electrode preparation.

6.5 Errors and remedies

Lists common error messages, their causes, and recommended remedies for troubleshooting.

Error

Lists common errors like no power, incorrect display values, low controller quality, and non-working positioners/pumps.

7. Maintenance

7.8 Changing the fuse on the A&C board

Provides safety warnings and step-by-step instructions for changing fuses on the A&C board.

7.9 Replacing the battery

Guides on replacing the backup battery for the real-time clock, noting its importance for time-controlled functions.

8. Complete Units, Retrofit Kits and Spare Parts

9. Wiring Diagrams

11. Settings Table

Measuring range

Outlines settings for measuring range, including range start and end values for various parameters.

Alarm

Lists alarm functions, delays, and assignments for configuring alarm behavior.

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