Galvanic Applied Sciences Monitek AT3 Operating & Installation Manual Download Page 23 | Manualshive

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MODEL AT3

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Summary of Contents for Monitek AT3

Page 1: ...NTAMINATION MONITOR Operating Installation Manual P N 0901 0655 00 October 2019 Tel 978 848 2701 101 Billerica Avenue Bldg 5 Ste104 North Billerica MA 01862 USA www galvanic com Toll Free 1 866 254 54...

Page 2: ...ts containing high sample concentration values and plotted in 3rd and 4th order poly a memory overflow condition may occur with the calculated coefficient data causing a CPU reset in some menu operati...

Page 3: ...s not to be installed or reinstalled for a period exceeding thirty 30 days the following procedure should be observed 1 If the instrument has been in service the wetted portion of the Sensor should be...

Page 4: ...3 1 INTRODUCTION 3 1 BRIEF MENU DESCRIPTION 3 1 MENU OPERATION 3 3 QUICK START UP 3 5 AT3 AS3 SAMPLE CALIBRATION PROCEDURE 3 13 SECTION IV MAINTENANCE 4 1 GENERAL SYSTEM CLEANING 4 1 TROUBLESHOOTING...

Page 5: ...elation between counts and the known concentration PPM mg L etc can be determined and the display will read out in engineering units However to establish an accurate correlation a few conditions must...

Page 6: ...provide an indication of the operating characteristics of the transducer Changes in these signals may indicate a transducer problem At 128 times a second the AT3 sends out a burst of energy into the...

Page 7: ...may be one of the following 4 20 mA or 0 20 mA or 0 1 mA or the inverse of these i e 20 4 mA or 20 0 mA or 1 0 mA USER CARE The following precautions will help ensure trouble free operation and prote...

Page 8: ...d be routed through the sealing fitting on the bottom of the system enclosure in order to maintain water tightness CIRCUIT BREAKER The AT3 utilizes a 2amp slow blow thermal circuit breaker for added p...

Page 9: ...ation the preamplifier and explosion proof enclosure are an integral part of the probe Once the probe has been inserted simply connect the two cables to the preamplifier and your unit is ready It shou...

Page 10: ...MODEL AT3 2 3 10 15 PAIR OF RG 8 CABLES PER SENSOR ASSY 1 BNC BNC FLOW DIAMETERS Figure 2 1 Typical Sensor Assembly Placement and Installation 1 N N PIPE DIAMETERS FLOW...

Page 11: ...N PROOF 19 75 11 00 CONNECTING THE CABLES After the system is mounted only three cables need to be connected to complete the installation process Connect the transmitter and receiver cables to the pre...

Page 12: ...aterial 7 Chamber description size and material 8 Cable length feet 9 Liquid description 10 Noise without pulse mVolts RMS 11 Main Bang duration sec 12 Number of Far Walls 13 Amplitude and delay of fi...

Page 13: ...ch converts the raw counts into a corresponding concentration which is displayed on the LCD display on the front of the system BRIEF MENU DESCRIPTION Pressing MAIN MENU displays all of the menu choice...

Page 14: ...o improve the calibration This menu is password protected MEASUREMENT Used to set up the parameters which affect the measurement This includes the SETUP output power detection threshold window positio...

Page 15: ...c More Figure 3 2 More Example Numerical items when pressed display a flashing cursor to prompt for an input and expect the user to enter a number The numerical keys decimal point and key may all come...

Page 16: ...k to the main menu screen If MAIN MENU is pressed when already in the main menu screen the instrument will return to the top screen showing the instrument reading and the bar graph PREVIOUS can be pre...

Page 17: ...Data mathematically transformed into the user defined units and system summary Press PREVIOUS or MAIN MENU to return to the main menu Units PPM Display System Summary SETUP Resolution 3 Digit Damping...

Page 18: ...centrations i e over 2000 PPM the Output Power may have to be reduced to avoid having large echoes saturate the instrument 2 a The Window Width menu These parameters control the Window width as seen o...

Page 19: ...usually works well but occasionally it can be seen that the window does not quite match the position of the highest echoes in which case it is appropriate to adjust the Window Posn 2 e Finally the Pas...

Page 20: ...ample Table Menu Example Once in the sample menu the user can read a sample enter a sample value by hand activate an inactive sample or deactivate an active sample Only active samples are used in the...

Page 21: ...n all the active samples This can be viewed by pressing the Plot menu which graphs all the samples and the resultant curvefit If Best Line Fit is chosen upon pressing the Fit Sample Data menu the inst...

Page 22: ...st the user can go into the Partial Plot menu and choose the desired range to plot by specifying the Low and High X values See Figures 3 16 and 3 18 By viewing the graphs produced by the various metho...

Page 23: ...MODEL AT3 3 11...

Page 24: ...elected range to check scaling or response 5 The SET POINT menu Allows entering value of operation for 1 4 output alarm relays The parameters that can be entered are Hysteresis a time delay an alarm c...

Page 25: ...one by adjusting the potentiometer on the pre amp board figure 3 22 the threshold and window position Refer to section III Measurement Setup pg 3 6 7 Return to Main Menu Setup Press calibration passwo...

Page 26: ...the pipeline is full Ensure that the preamplifier is firmly attached to the transducer If none of these items correct the problem go to the Waveform menu and verify that the system output is normal F...

Page 27: ...ser into acoustic sound energy Crystals in the AT3 transducers are generally made of lithium niobate LiNb03 Preamplifier The circuit that amplifies the signals from particle echoes before they are tra...

Page 28: ...n The idea of the stilling well is to allow air to escape through the vent in the stilling well s top while drawing your de aerated sample from the stilling well s bottom It is important to include a...

Page 29: ...able Assy Coax A AT3 4805 0056 00 Cable Assy Coax B AT3 4805 0057 00 I C Eprom Prog GmbH AT3 4805 0035 00 ENGINEERING DRAWINGS Monitek will supply upon request any or all drawings associated with the...

Page 30: ...MODEL AT3 5 4 ELECTRICAL WIRING DIAGRAM...

Page 31: ...g error and dead time associated with grab sampling DESIGN SPECIFICATIONS Size Range 0 8 m to a few millimeters material and concentration dependent Conc Range 0 5 ppm 3 TSS Total Suspended Solids of...

Page 32: ...ter with ball valve and weldment is required DESIGN SPECIFICATIONS Type Focused acoustic Frequency 5 or 15 MHz Materials Body 316SS Lens PEEK O ring Kalrez Mountings In line 316 SS pipe adapter and we...

Page 33: ...s at Buyer s facility as soon as reasonably practicable after notification by the Buyer of a possible defect provided that Buyer agrees to pay for travel time mileage from the Seller s facility or tra...

Page 34: ...end destination either by the Seller at the direction of the Buyer or by Buyer s actions subsequent to delivery may be subject to additional charges prior to warranty repair or replacement of such Pro...

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