Table of Contents
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I. SAFETY CONSIDERATIONS
Ensure all appropriate personnel read owner's manual prior to installation and/or operation of controller. Failure to
Comply with instructions and safety precautions could lead to personal injury or product damage. Please call
and ask to speak with one of our customer service representatives if there are any questions.
Disconnect controller from power source before servicing or removing cover.
II. DESCRIPTION
The PDA/ATF-MAX is a dual purpose controller for both monitoring the pressure differential with alarm indicator and automatically controlling
the flush valve of a Thompson strainer.
OWNER'S MANUAL
I. Safety Considerations.............................................. 1
II. Description............................................................... 1
III. System Overview.................................................... 2
IV. Operation................................................................ 3
V. Menu Screens.......................................................... 4
VI. Layout & I/O Configuration.................................. 8
VII. Electrical Connections.......................................... 9
VIII. Electrical Schematic............................................. 10
IX. Limited Warranty & Contact Info........................ 11
GENERAL WARNING
CAUTION
Page 1
Table of Contents
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Related Manuals for Miller-Leaman THOMPSON PDA
Summary of Contents for Miller-Leaman THOMPSON PDA
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Page 1: Table Of Contents
OWNER’S MANUAL Table of Contents I. Safety Considerations..…………………………………….. 1 II. Description………………...…...………………...…………… 1 III. System Overview……………………………………………. 2 IV. Operation……………………………………………...………. 3 V. Menu Screens……………..…..……………………………… 4 VI. Layout & I/O Configuration….………….…………….. 8 VII. Electrical Connections…………………………………… 9 VIII. Electrical Schematic……………………………………… 10 IX. Limited Warranty & Contact Info…………………… 11 I. -
Page 2: System Overview
III. SYSTEM OVERVIEW The PDA/ATF-MAX system consists of the following primary components: A) PDA/ATF-MAX controller B) Power supply C) Transducer / Wiring assembly D) Mounting bracket E) Flush valve assembly The controller interface contains the controller screen and keypad interface as shown. The clear cover provides protection for the controller and can be opened with the two latches on the side of the controller housing to access the keypad. -
Page 3: Operation
IV. OPERATION Startup 1) Plug in the power plug into a standard 115VAC wall outlet 2) Upon power-up, the company information screen will be shown for 15 seconds. 3) After 15 seconds, the screen will change to the manifold pressure screen and will begin monitoring differential pressure across the strainer. -
Page 4: Menu Screens
V. MENU SCREENS Power Up Screen Miller-Leaman Inc. The Power Up screen displays the company information for Miller Leaman. Each time the PDA/ATF-MAX is plugged in, or when power is returned after a loss, this screen will be displayed for 15 seconds. The 800-881-0320 Power Up screen can be viewed by unplugging the PDA/ATF-MAX’s... - Page 5 V. MENU SCREENS (CONT.) Status: AUTO MAX Status: AUTO MAX PSID : 0003.0 Indicates that the Inlet Pressure is not Low, and the controller is waiting for a Flush cycle to begin. The system is assumed to be in normal filtra- Press OK to Start tion mode and flowing water.
- Page 6 V. MENU SCREENS (CONT.) Flush Interval & PSID Setpoint Screen Flush Interval HOURS:MM 00024:00 The user-defined interval at which the system will initiate an automatic Flush cycle. The Flush Interval timer resets after any Flush cycle occurs Enter (by timer, PD Transducers, operator, or Customer Input Signal). This PSID Setpoint 07 value is adjustable from 1 minute to 1000 hrs.
- Page 7 V. MENU SCREENS (CONT.) Time Since Last Flush & Triggered By Screen Time Since Last Flush 00000:04 This screen is READ ONLY for information and is not adjustable. The screen shows the amount of time that has elapsed since the system last Triggered By: Flushed (example: 00011:30 is 11 hours and 30 minutes) and how the PD Transducers...
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Page 8: Layout & I/O Configuration
IB - The optional Customer Remote Alarm Reset input will signal the PDA/ATF-MAX to remotely reset the Consecutive Flush Alarm. The Analog/Digital Input locations allow Miller-Leaman Inc. to design customer specific programs. These programs are then able to receive and process both digital and analog signals from devices such as Pressure Transducers, Flow-meters, Level Switches, etc. -
Page 9: Electrical Connections
VII. ELECTRICAL CONNECTIONS NOTE: When using an external power source, the input power to the Controller must be the same as indicated on the upper left side of the PDA/ATF-MAX. Typically the controller is 24 volts DC. Plug the provided 24VDC Power Supply into a standard 120VAC Outlet, observing all state and local codes. -
Page 10: Electrical Schematic
VIII. ELECTRICAL SCHEMATIC Page 10... -
Page 11: Limited Warranty & Contact Info
AUTOMATIC TIMER FLUSH VALVE (ATF2) Description: The ATF2 is an automated flush valve that is designed for use with the “Thompson” Strainer. The ATF2 has a digital timer that allows the operator to set the frequency and duration of valve opening in order to allow more effective and efficient flushing of the collected debris from the strainer. - Page 12 Optional Power Input If used in conjunction with the Miller-Leaman Pressure Differential Alarm (PDA or PDA2) package you have the option to power the ATF2 by connecting a ML10808 Twisted Cable Power Connector from the Power Port Jack on the PDA/PDA2 control box to the Power Supply Jack on the bottom of the ATF2 Control Box.
- Page 13 AUTOMATIC PROGRAMMING INSTRUCTIONS Preparation for Use Check that the ATF2 has power, the Valve Position Indicator is glowing red (Closed) and the Control Switch is in the OFF position. Check that the valve is operational by momentarily pressing the MANUAL FLUSH end of the Control Switch. A red indicator light on the lower part of the switch will be visible and the valve will open.
- Page 14 DIGITAL TIMER BUTTON AND DISPLAY INFORMATION T1/T2 operation indicator Elapsed Time Display T1/T2 setting value indicator Set Time Display Output indicator Lock indicator RESET Button SET/LOCK Button SYMBOL FLUSH FACTORY SETTING UP / DOWN DIGIT Button FREQUENCY 24:00 DURATION DISPLAY DISPLAY VALVE CLOSED VALVE OPEN...
- Page 15 ATF2 MODEL INFORMATION MODEL NUMBER NPT PIPE SIZE VALVE BALL/BODY MAXIMUM PRESSURE ATF2-075 3/4” 316SS / Nylon 150 PSI @ 70 deg. F ATF2-100 1" 316SS / Nylon 150 PSI @ 70 deg. F ATF2-150 1-1/2" 316SS / Nylon 150 PSI @ 70 deg. F ATF2-200 2"...
- Page 16 I. PRESSURE DIFFERENTIAL ALARM PACKAGE (PDA2) The pressure differential alarm package continually monitors and displays the strainer’s inlet and outlet differential Description: pressure. When the strainer element (conical strainer basket) becomes significantly clogged, the pressure differential switch-gauge will trigger an audible siren and a visual flashing alarm light. These alarms are intended to alert maintenance personnel that the strainer element must be removed and cleaned (see your Thompson Strainer Owner’s Manual for complete strainer element cleaning instructions).
- Page 17 Nema 4X integrity. Periodically check inside the enclosure, with the power disconnected, and the cover plate opened, for any signs of leakage. Miller-Leaman, Inc. Return Policy: Units in need of warranty repair and less than 90-days old, must be returned to MLI accompanied by a Return Material Authorization (RMA) number.
- Page 18 III. PDA2 WIRING SCHEMATIC 800 Orange Avenue, Daytona Beach, FL 32114 Phone: (386) 248-0500 / Fax: (386) 248-3033 Office Hours: 8 AM – 5 PM Eastern Time Web: www.millerleaman.com Email: support@millerleaman.com REV. 6/22/22 ML40191 (2022) Page 3 of 3...
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