Bubbler (H-3553T) Manual
Contents
1. 29 Desiccator 9 Stage Units Select Register 29 Orifice Line SE 9 Baudrate Select 30 Power Wiri tret entrain iret 10 Parity Select Registers 30 Chapter 4 Setup amp 11 Bubble Rate Register 30 RS 232 Men een een 12 Purge Pressure 30 RS 232 Print fen 12 Purge Sustain Register 30 501 12 Interface nn 13 Wis dre rir eine 30 SetuP Rire TS 14 Stage Offset Register 30 Reset to 14 Stage Slope Register 31 SDE 15 Stage Resten aerden Bee 31 Stage Units Slope eene 15 Pressure Registered 31 set Current Stage inert etes 16 Temperature Register 31 Stage 17 Control Battery Register 31 Stage Averaging Time 17 Tank Pressure 0 31 RS 232 Stage Digits einen 18 Compressor Battery Register 31 Bubble Rate nennen een 19 Modbus Command 31 PUIG 0 20 Purge ninsisti 20 Purge Susta iEn 21 4 20 Milliamp Output nennen eenen 22 4 20 Milliamp Min 22 amp Warranty WATERLOG PRODUCTS MANUFACTURED BY YELLOW SPRINGS INSTRUMENTS CO INC are warranted by Yellow Springs Instruments Co In2. Piston type compressor does not use diaphragm Provides an internal pressure relief valve 3 Compressor is designed and rated for cold temperature operation Controlled and monitored as an SDI 12 sensor 02 Fon STARTED Started Before installation setup and operation of the H 3553T in the field read through this section for a general overview of what you have and how to use it What s in the Box When unpacking your H 3553T make sure all the components ordered are received and undamaged from shipping The basic package includes H 3553T Bubbler 7 Pin Interface Cable GP 1 4 Tubing to 1 8 NTP Connector Mounting Hardware Optional Items H 3553T DIS Display kit H 355 DES 1 Desiccating Air Dryer 600 CF H 355 DP 1 Replacement Desiccant for H 355 DES 1 H 355 DES 2 Desiccating Air Dryer 4400 CF H 355 DP 2 Replacement Desiccant for H 355 DES 2 H 355 INS Orifice Installation Kit H 355 OL Orifice Line 1000 ft minimum H 3551 CABLE Communication Cable GETTING STARTED Product Description It is important to familiarize yourself with the connections before installing a product at the site Below are standard connections found on the H 3553T C EE Wo cm Enclosure Breather RS 232 Menu Setup Port amp Cable Connection Power amp Communications Main Interface Connection Atmospheric PSI Vent for Sensors Compressor Air Intake Desiccator Connection Constant Bubble Out Ori
3. 24 CIT amp Operation RS 232 main menu press the P key to enter the Advanced Options menu Then under the Measurement Options section press the A key and the Auto mode enable will change to on To change the H 3553T Auto mode enable using the SDI 12 interface send the aXWAE1 SDI 12 extended command to enable or change the 1 to 0 to disable The response should be 30021 which means that it will take 2 seconds to complete the command and then it will put 1 data value in the buffer To check the Auto mode enable and verify it was written correctly send aXRAE and wait the responded time Then send the aDO command to read back the Auto mode enable Note Table 4 20 the a is the current SDI 12 address of the H 3553T and the n is the desired Auto mode enable 1 On or 0 Off Table 4 20 Change the H 3553T Auto Mode Enable H 3553T Combo Bubbler Setup Menu 501 12 Interface P Advanced Options Command aXWAEn Advanced Options Menu po CommandaDO ___ Resposea n Measure Rate Auto Mode Enabled The Measure Rate is the time in minutes the H 3553T will update itself and outputs when in auto mode see section Auto Mode Enable This is useful in the application where the H 3553T is no connected to a master device to say when to measure and give data The H 3553T Measure Rate default time is set to 1 minute The programmable measure rate range is O to 255 minutes Note When the measure rate
4. 1 data value in the buffer To check if the stage was set correctly send the aM measurement command wait the responded time and then send the and verify the stage level value Note Table 4 8 the a is the current SDI 12 address of the H 3553T and the x xxx is the current measured stage of the H 3553T and the n nnn is the desired new current stage Table 4 8 Set the H 3553T Current Stage H 3553T Combo Bubbler Setup Menu SDI 12 Interface Command aXSCSn nnn Enter Stage Value n nnn Response a0061 Command ME po Response a0066 Command DOH po Responseratn nnnt Note The last section of this chapter discusses the Set Current Stage section as the most used option 16 Operation 8 Stage Offset The stage offset is a value that is added to the final stage result after the slope multiplier has been applied The stage offset is normally used to obtain a final stage level relative to some reference point such as sea level Writing the stage offset is not needed when using the set current stage option because this option calculates and sets the stage offset automatically The H 3553T stage offset default is 0 000 To change the stage Offset using the RS 232 main menu press the O key enter the new stage offset and then press the Enter key To change the H 3553T stage offset using the SDI 12 interface send the aXWOn nn SDI 12 extended command The response s
5. 20 milliamp max stage value should be the highest the stage gets at the installed site When the stage equals this value or greater the 4 20 milliamp output will be 20 0 milliamps the max The H 3553T 4 20 milliamp max stage default value is set to 20 There is no limit to this value but keep in mind that the smaller the overall range of the 4 20 stage scalar which is the min to the max stage the more accurate the 4 20 milliamp output will be To change the 4 20 milliamp max stage using the RS 232 main menu press the P key to enter the Advanced Options menu and then press the F key to enter the 4 20mA Output Setup menu Then press the X key in this menu enter in the new Max Stage value and press the Enter key To change the H 3553T 4 20 milliamp max stage using the 501 12 interface send the aXWIHn nn 501 12 extended command The response should be a0021 which means that it could take 2 seconds to complete the command and then it will put 1 data value in the buffer To check the new 4 20 milliamp max stage send aXRIH command and wait the responded time Then send the aDO command to read back the new written 4 20 milliamp max stage Note Table 4 18 the a is the current SDI 12 address of the H 3553T and the XxX is the current 4 20 milliamp max stage and the n nn is the desired 4 20 milliamp max stage Table 4 18 Change the H 3553T 4 20 Milliamp Max Stage H 3553T Combo Bubbler Setup Menu SDI 12 Int
6. Response 20061 Bubbler Settings Menu Command aXRPP P Purge Pressure xx Response a0021 Enter Purge Pressure 15 90 Command aDO Response a nn Purge Sustain The purge sustain is part of the purge sequence discussed earlier it is the time in seconds that the compressor will keep running after the tank pressure is released into the orifice line The purge sustain helps clear out heavier sediment buildup and or bigger blocks at the end of the orifice because of sustaining a higher pressure The H 3553T purge sustain default time is set to 20 seconds The programmable purge sustain range is 10 to 40 seconds To change the purge sustain time using the RS 232 main menu press the key to enter the Bubbler Settings menu and then press the 5 key enter in the desired Purge Sustain time and then press the Enter key To change the H 3553T purge sustain using the SDI 12 interface send the aXWPSnn SDI 12 extended command The response should be 30061 which means that it could take 6 seconds to complete the command and then it will put 1 data value in the buffer To check the new purge sustain time send aXRPS command and wait the responded time Send the aDO command to read back the new written purge sustain time Note Table 4 16 the a is the current SDI 12 address of the H 3553T and the xx is the current purge sustain time of the H 3553T and the nn is the desired purge
7. pressure to maintain the bubble rate and continue normal operation There are three ways to initiate a purge push the PURGE button the RS 232 menu and the SDI 12 interface To initiate a purge with the button open the H 3553T enclosure lid and locate the a white push button on the circuit board labeled PURGE press and hold for about 2 seconds To initiate a purge using the RS 232 main menu press B key to enter the Bubbler Settings menu and then press the M key for Manual Purge To initiate a purge using the SDI 12 interface send the aXP command or the aM2 command Note Table 4 14 the a is the current SDI 12 address of the H 3553T The ttt is the time it will take to complete the purge which is dependent on other factors like averaging time and purge sustain The dd d is the compressor battery voltage measured immediately following the completed purge sequence Table 4 14 Initiate H 3553T Purge H 3553T Combo Bubbler Setup Menu 501 12 Interface B Bubbler Settings Command aXP aM2 response afl Bubbler Settings Menu Command a dd d M Manual Purge Response a dd d initiating Purge Sa Purge Pressure The purge pressure is the pressure that is used to purge the orifice line This is normally done to clear the end of the orifice line of debris and or sediment buildup False high stage readings can be caused by debris or sediment buildup at the end of the orifice line This i
8. put 1 data value in the buffer To check the slope and verify it was written correctly send aXRS and wait the responded time Then send the aDO command to read back the new slope 15 SETUP amp OPERATION Note Table 4 7 the a is the current SDI 12 address of the H 3553T and the xxxx x xxx is the current units slope of the H 3553T and the nnnn n nnn is the desired new units slope Table 4 7 Change the H 3553T Units Slope H 3553T Combo Bubbler Setup Menu 501 12 Interface Command aXWSn nnn Stage Units nnnn Response a0021 L Slope x xxx Command aXRS Enter Slope Value n nnn Response a0011 pO Command pO Respene atnmn O Set Current Stage Set current stage is setting the stage to the actual measured or surveyed value this could include the elevation or not Normally the current stage value comes from a wire weight reading or a surveyed staff gauge reading Setting the current stage in the H 3553T forces a new measurement and then compares the result of that measurement with the desired current stage and then calculates and sets the stage offset To set the current stage using the RS 232 main menu press the S key enter in the current Stage and then press the Enter key To set current stage using the SDI 12 interface send the aXSCSn nn SDI 12 extended command The response should be 30061 which means that it will take 6 seconds to complete the command and then it will put
9. register must be read and wrote as a short integer The default Modbus address for the H 3553T is 1 and the programmable address range is 1 247 Address 0 is reserved as the broadcast address meaning that all Modbus sensors must listen when commands are sent to address 0 Stage Units Select Register The Stage Units holding registers allows the user to Table 5 4 Stage Units Select Register Options change the units of the final measured stage value Table Register Value Stage Units 5 4 shows what the stage units holding register must be KEE set to obtain the desired units The H 3553T default stage units are in feet In the case that there is a user defined units first change the stage units select to 06 and then write the slope manually Writing the stage slope before setting stage units to user defined will have no effect 04 JEentimeters This register must be read and wrote as a short integer PSI 06 UserDefined 29 MODBUS OPERATION Baudrate Select Registers The Baudrate holding register allowsthe usertochange Table 5 5 Baud Rate Select Register Options the baud rate of the Modbus RS 485 serial port Table Register Value Stage Units 5 5 shows what the Modbus baudrate holding register lo 9600 Defaut should be set to get the desired baudrate The H 3553T go DON BERNIE default baudrate is 9600 When the user changes the 4800 baud rate it does not take effect until the power is cycled 2400 This register mu
10. standalone system to be used with a Data Collection Platform DCP Additional programming options and an H 3553T built in menu make the XL series DCP s a favorite when it comes to selecting a data logger to pair with this Bubbler Key Features Easy to use stand alone RS 232 menu setup Built in calibrated pressure sensor e No external pressure sensor needed e RS 485 MODBUS Client Slave device available in V1 3 or later e Auto update mode measures itself based on user defined rate e SDI 12 interface 4 20mA output and RS 232 data output Display Features e The H 3553T can be purchased with the display or a display kit can be ordered to upgrade the bubbler to include the display Continuous display readout always shows last measured value e Read button causes the H 3553T to initiate a new measurement e Purge button causes the H 3553T to initiate a line purge e Tank Release button causes the H 3553T to release the pressure from the tank The adjust knob allows the user to manually set the stage and sensor SDI 12 address Other Features e Provides a continuous gas flow Battery operated Low power Microprocessor controlled smart gas system One piece manifold eliminates many potential sources of leaks Pressure gauge provides a visual indication of the tank pressure Hydrophobic intake membrane protects compressor All components are easily accessible for inspection and maintenance
11. sustain time 21 SETUP amp OPERATION Table 4 16 Change the H 3553T Purge Sustain H 3553T Combo Bubbler Setup Menu 501 12 Interface B Bubbler Settings Command aXWPSnn Response a0061 Bubbler Settings Menu Command aXRPS S Purge Sustain xx Response a0021 Enter Purge Sustain 10 40 nn Command aD0 Response a nn 4 20 Milliamp Output The H 3553T has the ability to output the Figure 4 1 Typical H 3553T 4 20 mA Output Setup stage value as a 4 20 milliamp signal The 4 20 milliamp output is most commonly 4 20 mA used in industrial applications with PLC s Input Green Out or SCADA systems The H 3553T controls Device the loop current but does not power the loop Therefore the loop must be externally powered Figure 4 1 shows a basic wiring diagram for a 4 20 milliamp output loop with the H 3553T The battery in the loop should be a 24VDC power source Blue Out Battery The H 3553T scales the current measured stage reading for the 4 20 milliamp output based on the 4 20 milliamp min and max stage values 4 20 Milliamp Min Stage The 4 20 milliamp min stage value should be the lowest the stage gets at the installed site When the stage equals this value or lower the 4 20 milliamp out put will be 4 0 milliamps the min The H 3553T 4 20 milliamp min stage default value is set to 4 There is no limit to this value but keep in mind that the smaller the overall range of t
12. OWNERS MANUAL V2 3 2 2 H 3553T Shown With Optional Display BUBBLER PRESSURE SENSOR SEHE 588 muut D44 03 1115 a xylem brand CONTENTS amp WARRANTY This user manual is a guide for the H 3553T For more information updated manuals brochures technical notes and supporting software on the H 3553T please refer to waterlog com 3553 or contact your sales representative For additional assistance please contact us at 1 435 753 2212 or sales waterlog com WaterLOG Warranty ne 1 4 20 Milliamp Max 5 23 Chapter 1 2 Modbus Mode Enable 24 Bubbler Features 3 Auto Mede Enable ananas 24 Chapter 2 Getting Started 4 Measure Rate Auto Mode Enabled 25 What s in the 5 Test Displays nen ee 26 Product Description 6 ee 26 Initial 6 Setup and Operation Conclusion 26 Power up 6 Chapter 5 Modbus Operation 97 Using the Display 7 Communication Setup 28 Make Measurement 7 0 28 Chapter 3 8 Holding Registers cierres 28 Water Depth 9 ID String Registers nnen 29 Mounting Em 9 Modbus Address Register
13. P Advanced Options Command aXSDEF Response 20041 Advanced Options Menu D Reset Default pn Resetting to Defaults 14 CIT amp Operation SDI 12 The SDI 12 address of a sensor is its identifier on the SDI 12 data bus The SDI 12 data bus is a one wire communication between normally one master device and one or more slave devices The SDI 12 address makes it possible for the master device to communicate with each sensor individually SDI 12 data collisions will occur when two or more sensors have the same address on the same data bus The sensors with the same address will try to respond to the request of the master device atthe same time and the result is garbage data Therefore it is important to know the address of the sensor to which communication is desired and that there are no other sensors with the same address The H 3553T SDI 12 address by Table 4 5 Change the H 3553T SDI 12 Address default is 0 To change the H 3553T ETTTA Pee Sars pears SDI 12 address using the RS 232 main REB menu press the A key and enter in E N DI 12 Add R A m a To change the H 3553T SDI 12 address using the SDI 12 interface send the aAn command and the response should be n the new address Note in Table 4 5 the a is the current address of the H 3553T and the n is the desired new SDI 12 address Stage Units Slope The stage unit of a sensor is the setting that determines the Table 4 6 H 3553T Stage Un
14. TICULAR PURPOSE YSI is not liable for any special indirect incidental and or consequential damages A complete TERMS AND CONDITIONS OF SALE can be viewed at http www ysi com terms and conditions php 01 Pr introduction The WaterLOG H 3553T Pressure Sensor is well known for its compact size and combination of a Bubbler and built in pressure sensor The H 3553T has also been referred to as a self contained smart gas purge system because it produces a precision constant mass flow of gas Designed to measure fluid levels in surface water ground water and tanks the H 3553T Modbus or Auto mode is enabled it will enter the RS 232 menu with any character sent to this port uses a battery operated compressor to maintain pressure in an internal tank A microprocessor determines how much pressure is needed in the tank based on the current head pressure to produce a constant bubble rate The compressor and tank replace the dry nitrogen tank used in previous systems to ensure a safer site A sophisticated system of sensors and valves to regulate the bubble rate and purge pressure replaces the sight feed flow controller and pressure regulator Conoflow system used in previous systems A purge feature temporarily pumps up the tank and opens a valve to apply high pressure to the orifice line This feature is designed to remove any sediment that may have collected in or around the outlet of the orifice line The H 3553T is a
15. at a A AA B BBB CC C DD D E EE FF F a SDI 12 sensor address A AA Stage Feet B BBB Pressure PSI CC C Temperature C DD D Sensor Interface Battery Volts E EE Tank Pressure PSI F FF Compressor Battery Volts 7 Example 70 1 35 0 585 19 8 13 6 3 55 12 3 03 merels an instalation The WaterLOG H 3553T is a system with a fully integrated digital pressure transducer specifically designed for water level monitoring The H 3553T directly measures dry gas over a broad temperature range WARNING Before proceeding with the installation please consider the following site preparation steps to help prevent problems later Water Depth Table 3 1 shows the maximum pressure to which the H 3553T is factory calibrated to measure The sensor can survive temporary operation up to twice the maximum rated pressure for the model s range However any measurements made beyond the rated pressure will be inaccurate Table 3 1 Models Pressure Ranges Model Pressure Range Water Depth Range Accuracy 3553 15 0 15 PSI 0 34 60 ft 10 54 m 0 007 ft 2 1 mm 3553 30 0 30 PSI 0 69 20 ft 21 m 0 014ft 4 26 mm H 3553T 50 0 50 PSI 0 115 35 ft 35 16 m 0 023ft 7 03 mm NOTE Depth calculations are derived from the standard equation that one PSI is generated by a column of water 2 3067 feet deep Mounting Consideration should be taken in properly mounting the H 3553T syst
16. ax Write 4 20mA Stage Min Read 4 20mA Stage Min Write Modbus enable Read Modbus enable Write Auto enable Auto enable Display a Listof Commands Note the a character in Table 4 2 represents the current SDI 12 address of the H 3553T and the n characters represent the new value to be written Each H 3553T extended SDI 12 command is discussed in more detail later in the chapter 13 SETUP amp OPERATION Default Setup The H 3553T has many settings that can be change However the default setups will normally cover most applications Table 4 3 shows the default settings for the H 3553T Table 4 3 H 3553T Default Setup Setting Default Setting Setting Range SDi 12Address 0 ______ O9 StendardiAZez Fest Slope 2 3067 Stage Offset joo oOo o 50 PSI 30 PSI Sensor 4 20mA Min Stage 40 INA O 4 20mA Max Stage Reset to Defaults It may be necessary to reset the H 3553T settings back to factory defaults Using the RS 232 menu press the key to enter the Advanced Options menu and then press the D key to Reset Defaults To reset to defaults using the SDI 12 interface send the aXSDEF 501 12 extended command The response should be a0041 which means that it will take 4 seconds to reset to defaults Note in Table 4 4 the a is the current address of the H 3553T Table 4 4 Reset H 3553T to Factory Defaults H 3553T Combo Bubbler Setup Menu 501 12 Interface
17. ble 4 1 shows the settings required to communicate with the H 3553T through Data Bits 8 the RS 232 port To begin using the RS 232 H 3553T menu interface connect the H 3553T to a computer or other DTE device with 9 pin serial port using the optional H 3553T 3 pin RS 232 communications cable H 3531 Flow Control Noe 3PCABLE Now open the terminal emulator program and press the Enter key two times on the computer keyboard to wake up the H 3553T and enter the H 3553 Combo Bubbler Setup Menu gt 1 rd menu Pressing the Enter key once will just force a Suis Here measurement and not enter the menu Pressing the Version 1 00 Enter key sends a carriage return CR and line feed s 2 S 4 vance ions ain attery LF Initial H 3553T communication via the RS232 Pimp Battery serial port forces a new measurement be executed Stage Setup Stage 0 00 Tank Pressure which will print out the message Measuring When the new measurement is complete the menu below will be displayed in the terminal emulator window as long as the Enter key was press two times Digits 2 Line Pressure Offset 0 0000 Temperature Units Feet Slope 2 30670 Measure RS 232 Print Out Exit The RS 232 port on the H 3553T is primarily used for Enter Option gt setup and operation but can also be used for sending the current stage and temperature data When the H 3553T ma
18. c YSI to be free from defects in materials and workmanship under normal use and service for twelve 12 months from date of shipment unless otherwise specified in the corresponding YSI pricelist or product manual WaterLOG products not manufactured but that are re sold by YSI are warranted only to the limits extended by the original manufacturer Batteries desiccant and other consumables have no warranty YSI s obligation under this warranty is limited to repairing or replacing YSI s option defective products which shall be the sole and exclusive remedy under this warranty The customer shall assume all costs of removing reinstalling and shipping defective products to YSI YSI will return such products by surface carrier prepaid within the continental United States of America To all other locations YSI will return such products best way CIP Port of Entry INCOTERM 2010 prepaid This warranty shall not apply to any products which have been subjected to modification misuse neglect improper service accidents of nature or shipping damage This warranty is in lieu of all other warranties expressed or implied The warranty for installation services performed by YSI such as programming to customer specifications electrical connections to products manufactured by YSI and product specific training is part of YSI s product warranty YSI EXPRESSLY DISCLAIMS AND EXCLUDES ANY IMPLIED WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PAR
19. client protocol interface Modbus is an industry standard field bus for interconnecting Programmable Logic Controllers PLCs intelligent sensors and other devices The H 3553T communicates Modbus via the RS 485 serial port connections see Chapter 2 Table 2 1 for wiring connections This chapter will focus on Modbus setup and operation using the RS 232 menu interface or the SDI 12 interface Note Modbus communication is only available when the system is not busy performing other requested tasks i e purging automode with the rate set to zero SDI 12 commands etc Communication Setup E Table 5 1 H 3553T RS 485 Modbus Comm Settings The Modbus communication interface is designed to Setting Default Setting work with a Modbus Host device like PLC s etc The host must support RTU Remote Terminal Unit mode to communicate with the H 3553T Table 5 1 shows Data Bits 8 the default settings required to communicate with the H 3553T through the RS 485 Modbus interface port For more information regarding Modbus RTU communication protocol and specifications see www modbus org Function Codes Modbus Function Codes are codes that are part of the Modbus command that specify what is being requested via the Modbus protocol The H 3555 supports two Modbus function codes Table 5 2 shows the supported Table 5 2 H 3553T Supported Modbus Function Codes Function Code Description of Registers Read Holding Registers Write Multiple Regist
20. e SDI 12 interface send the aXWAT nn SDI 12 extended command The response should be 30021 which means that it will take 2 seconds to complete the command and then it will put 1 data value in the buffer To check if the averaging time was set correctly send aXRAT command wait the responded time and then send the aDO and verify the averaging time value Note Table 4 10 the a is the current SDI 12 address of the H 3553T and the is the current averaging time of the H 3553T and the n is the desired stage averaging time SETUP amp OPERATION Note This averaging time does not take into account the time it takes to make an atmospheric reading Therefore always add about 4 more seconds to the averaging time to calculate how long the full measurement cycle can take Table 4 10 Change the H 3553T Stage Averaging Time H 3553T Combo Bubbler Setup Menu SDI 12 Interface P Advanced Options Command aXWATn Response a0021 Advanced Options Menu Command aXRAT T Averaging Time x Response a001 1 Averaging Time nnn 1 Command aDO po Response atnnn RS 232 Stage Digits The RS 232 stage digits are the setting that determines how many digits are displayed to the right of the decimal place for the measured value when printed out the RS 232 port Normally two digits to the right of the decimal place is the standard when measuring stage in feet The H 3553T RS 232 stage digits default is 2 To chan
21. e turned to increase or decrease the current stage value Turning the Adjust screw slowly will change the hundredths or thousandths based on the digit setting digit while turning the screw fast changes the ones digit This allows one control to make both fine and course adjustments RS 485 RS 485 If the Read button is held down while the H 3553T is being powered up the display will Bulkhead show the current SDI 12 address The SDI 12 address may be changed using the Adjust screw Turning the Adjust screw will change the address in the range of O to 9 When the Read button is released the new SDI 12 address is saved and the display switches to the normal stage readout To change the SDI 12 address again the power must be disconnected and the special power up sequence repeated When the Purge button is pressed a new measurement will be initiated following the measurement a line purge will begin For more information see the Purge section in Chapter 4 When the Tank Release button is pressed the valve holding the air in the tank will be opened allowing the air stored in the tank to be released This button can be useful when troubleshooting the unit Make Measurement Using a SDI 12 master device like the XL series DCP send the OM measurement command to the H 3553T Wait about 6 seconds and then send the ODO data command and verify the data retrieved with the example below Data form
22. ed battery connected to the control circuit board or sensor interface cable power connections This holding register is a 32 bit holding register Tank Pressure Register The Tank Pressure holding register holds the current measured tank pressure value This holding register is a 32 bit holding register Compressor Battery Register The Compressor Battery holding register holds the current measured battery connected to the compressor power input on the H 3553T box This holding register is a 32 bit holding register Modbus Command Examples Below are some examples of Modbus commands and their format Example 1 Read Holding Register Command Format aabbccccddddeeee Where aa 1 byte Modbus address bb 1 byte function code 2 byte start address dddd 2 byte quantity of registers eeee 2 byte crc check 31 Example 010300010001D5CA MODBUS OPERATION Example 2 Write Multiple Registers Command Format aabbccccddddeeffffgggg Where 32 aa 1 byte Modbus address bb 1 byte function code 2 byte start address dddd 2 byte quantity of registers ee byte count ffff 2 byte data value gggg 2 byte crc value Example 011000010001022000BE41 This user manual is a guide for the H 3553T For more information updated manuals brochures technical notes and supporting software on the H 3553T please refer to waterlog com 3553 or contact your sales representative For additional ass
23. em First attach the included mounting feet to the H 3553T enclosure Mount the H 3553T in a location where it will not get jarred or will shift during operation When possible mount all equipment with connectors pointing down so that moisture or condensation that could rest on the connectors does not penetrate the inner components of the equipment Also specifically with the H 3553T having it mounted vertically helps prevent moisture from migrating to the valves If moisture does migrate it will migrate first at the bottom of the tank and near the nylon plug Desiccator Generally an external desiccator is required to dry the compressor intake air The desiccator prevents accumulation of moisture in the tank manifold and other areas in the system Connect the output of the desiccator to the port marked Inlet Desiccators which employ indicating silica gel have the advantage of visually showing the status of the desiccant As the gel becomes saturated with moisture the gel changes from blue to pink Orifice Line The position and installation of the orifice line is vital to a successful and accurate H 3553T installation These are just a few of several things to consider when installing or checking an orifice line installation Refer to Application Note 1005 for more detailed information about orifice line installation Be sure the water current or flow is not pushing against the end of the orifice line as it will cause a pr
24. er Holding Registers The H 3553T has 41Holding Registers these registers contain allthe needed data for setup and measuring the H 3553T Table 5 3 is a list of the holding registers available Table 5 3 H 3553T Holding Registers Register Description Start Address of 16 bit Registers Data Type WATERLOG Operation Stage Offset 25 300192 32 Bit Float Stage Slope 27 001B 32 Bit Float Stage 29 001D 32 Bit Float Temperature 33 20021 Control Battery 35 0023 Tank Pressure 32100257 Compressor Battery 39 0027 Note These registers are read only there is no effect if written Pressure 31 001F ID String Registers The ID String is the first set of registers in the Holding Registers these registers return the same information that the SDI 12 ID command returns The ID string consists of 16 16 bit registers in ASCII character data format These registers can be read separately but to get the full ID string the user must read all 16 registers atonce These registers are read only registers however writing to them will have no effect As shown in Table 5 3 the response to reading the ID string is sent as ASCII character string Modbus Address Register The Modbus Address holding register allows the user to change the Modbus address of the H 3553T A Modbus host master device can be connected to many Modbus slave devices at one time Therefore the Modbus address is a device identifier This
25. erface P Advanced Options Command aXWIHn nn Response a0021 Advanced Options Menu Command aXRIH Command aDO 4 20 mA Output Setup Menu Response a n nn Min Stage Enter 4 20mA Max Stage n nn F 4 20 mA Output Response a0011 23 SETUP amp OPERATION Modbus Mode Enable The Modbus mode enable is the setting that determines whether the H 3553T will communicate with a Modbus master device Modbus is an industry standard serial digital interface for interconnecting Programmable Logic Controllers PLCs intelligent sensors and other devices The H 3553T can be used as a Modbus slave and has a serial RS 485 port for connecting to a Modbus compatible host device See the Chapter 5 Modbus Operation for more information on Modbus settings Modbus register definitions Note this mode requires more power because it does not go to sleep the normal operation current draw increase to about 14mA instead of normal mode of about 6mA The H 3553T Modbus mode enable default is 0 meaning disabled off To enable the Modbus Mode using the RS 232 main menu press the P key to enter the Advanced Options menu and then press the M key to enter the Modbus Setup menu Then press the M key in this menu and the Modbus mode enable will change to on To change the H 3553T Modbus mode enable using the 501 12 interface send the aXWMET 501 12 extended command to enable or change the 1 to a 0 to disable T
26. essure to be placed on the line that is not related to the water depth Also be sure the water current or flow is not pulling or drawing from the end of the orifice line as this will cause a false lower pressure on 9 GETTING STARTED the line not related to the water depth The line should be installed in an area where the flow of water will remain relatively calm as compared to the real stage changes Here are a few Do s and Do not s on mounting the line Do e Mount the outlet in still water Mount the outlet so the last inch or so is almost horizontal slightly downward side exit Try to prevent swells in long runs of orifice line upward then downward sections Use a muffler in more turbulent waters Do not Do not mount the outlet facing up stream downstream or upwards Do not allow any portion of the line to be lower than the exit point Do not allow goose necks in the orifice line Do not use thin walled tubing only use USGS approved orifice line Do not mount outlet in the wake of an obstruction bridge pier rock etc Power Wiring The H 3553T has two power connections The first is the 2 position terminal strip labeled Compressor 12VDC This connection provides power to the compressor and the control valves lt is recommended using heavier gauge wire about 18AWG for this connection and connecting it directly to the gauge station 12V battery The second power connection 12V through the c
27. fice Line Connection 1 8 inch FNPT Compressor Power Connect First Initial Testing Before installing the H 3553T in the field it is a good practice to test the system in the shop or lab This will help preparations for a successful field install Power Up Follow these steps to power up the H 3553T 1 Apply 12v to the Compressor 12VDC terminal connections 2 Referring to Table 2 1 connect 12 VDC GND and 501 12 data connections of the 7 wire Main I O sensor interface pigtail cable to a SDI 12 master device such as a WaterLOG XL series DCP 3 Verify the connections Table 2 1 and then connect the Main I O sensor interface pigtail cable to the H 3553T via the 7 pin Sensor Interface military grade connector 4 At power up the H 3553T will take an initial atmospheric measurement listen for a click while the 6 sensors are switched to atmosphere and then if needed the compressor will turn on to initialize the tank pressure CIE Started Using the Display Table 2 1 Main I O Sensor Interface Cable The H 3553Ts display has a Read button that 2 41553 Signal Cable Bulkhead when pressed will cause the unit to initiate a new 712 VDC measurement and update the display Measurement Black GND Yellow SDI 12 Data Blue 4 20mA requests from an attached SDI 12 data logger will also cause the display to update If the Read button is pressed and held until the display starts flashing the Adjust screw may b
28. fy the individual segments are working properly This command cycles the numbers 0 9 in each number location then displays 100 000 1000 00 and 10000 0 to ensure the decimals are also working properly Help The Help command outputs a complete list of commands that this unit supports The response is not SDI 12 compliant but many devices in a transparent mode can display the table of commands Setup and Operation Conclusion This chapter has focused on the setup and operation of the H 3553T Although there are many settings most applications will work just fine with the default settings WaterLOG has put great efforts in testing and adjusting the default settings to fit most applications therefore try using the default settings and then make adjustments as needed The option that will probably be of most importance in this chapter is the Set Current Stage section Once the H 3553T is mounted and installed the last thing to do is set the current stage All the other settings found in this chapter will only need to be changed if the default settings will not work for the application And of course with all WaterLOG equipment if there is ever a question or more explanation needed or a problem that needs extra assistance call or email us and we will gladly assist you with the product Phone 435 753 2212 Email suport waterlog com or environmental ysi com 26 5 MODBUS OPERATION MODBUS OPERATION The H 3553T supports a Modbus
29. ge the Stage Digits using the RS 232 main menu press the D key enter in the new stage digits and then press the Enter key To change the H 3553T RS 232 stage digits using the SDI 12 interface send the aXWSDn SDI 12 extended command The response should be a0021 which means that it will take 2 seconds to complete the command and then it will put 1 data value in the buffer To check the stage digits and verify it was written correctly send aXRSD and wait the responded time Then send the aDO command to read back the new stage digits Note Table 4 11 the a is the current SDI 12 address of the H 3553T and the x is the current stage digits of the H 3553T and the n is the desired new stage digits Table 4 11 Change the H 3553T RS 232 Stage Digits H 3553T Combo Bubbler Setup Menu 501 12 Interface Command aXWSDn Command aXRSD O po Response aoit O PMCommandiaDO O 000 JRespone atn O 18 WATER LOG Setup amp Operation amp Operation Bubble Rate The bubble rate is the average number of bubbles flowing Table 4 12 Bubble Rate vs Response Time from the end of the orifice line per minute The standard TIPP Response for 1 Ft Rise orifice line tubing that we recommend and calibrate the 30 bubbles min 25 bubble rate has 1 8 inch inner diameter I D If a different ESES EERS 60 bubbles min 120 bubbles min size orifice D is used the bubble rate will not be cor
30. he 4 20 stage scalar which is the min to the max stage the more accurate the 4 20 milliamp output will be To change the 4 20 milliamp min stage using the RS 232 main menu press the P key to enter the Advanced Options menu and then press the F key to enter the 4 20mA Output Setup menu Then press the N key in this menu and enter in the new Min Stage value and press the Enter key To change the H 3553T 4 20 milliamp min stage using the SDI 12 interface send the aXWlLn nn 501 12 extended command The response should be 30021 which means that it could take 2 seconds to complete the command and then it will put 1 data value in the buffer To check the new 4 20 milliamp min stage send aXRIL command and wait the responded time Then send the aDO command to read back the new written 4 20 milliamp min stage Note Table 4 17 the a is the current SDI 12 address of the H 3553T and the x xx 45 the current 4 20 milliamp min stage and the n nn is the desired 4 20 milliamp min stage WATERL G CIT amp Operation Table 4 17 Change the H 3553T 4 20 Milliamp Min Stage H 3553T Combo Bubbler Setup Menu 501 12 Interface P Advanced Options Command aXWILn nn Advanced Options Menu Command aXRIL F 4 20 mA Output Response a001 1 Command 4 20 mA Output Setup Menu Response a n nn N Min Stage xxx Enter 4 20mA Min Stage n nn 4 20 Milliamp Max Stage The 4
31. he response should be 30021 which means that it will take 2 seconds to complete the command and then it will put 1 data value in the buffer To check the Modbus mode enable and verify it was written correctly send aXRME and wait the responded time Then send the aDO command to read back the Modbus mode enable Note Table 4 19 the is the current SDI 12 address of the H 3553T and the n is the desired Modbus mode enable 1 On or 0 Off Table 4 19 Change the H 3553T Modbus Mode Enable H 3553T Combo Bubbler Setup Menu 501 12 Interface P Advanced Options Command aXWMEn 20021 Advanced Options Menu Command aXRME M Modbus Setup Response a0021 Command Modbus Settings Menu Response a n M Modbus Off On Auto Mode Enable The Auto mode enable is the setting that determines whether the H 3553T is put in a unique mode When in this mode the H 3553T does not go to sleep but stays awake and based on a user defined measure rate measures itself and updates all the output s like 4 20mA RS 232 and the SDI 12 buffer This mode makes it possible for the H 3553T to run on its own completely independent of a data logger or master device Note this mode requires more power because it does not go to sleep the normal operation current draw increase to about 14mA instead of normal mode of about 6mA The H 3553T Auto mode enable default is 0 meaning disabled off To enable the Auto Mode using the
32. hould be a0021 which means that it will take 2 seconds to complete the command and then it will put 1 data value in the buffer To check the offset and verify it was written correctly send aXRO and wait the responded time Then send the aD0 command to read back the new offset Note Table 4 9 the a is the current SDI 12 address of the H 3553T and the x xxx is the current offset of the H 3553T and the n nnn is the desired new stage offset Table 4 9 Change the H 3553T Stage Offset H 3553T Combo Bubbler Setup Menu 501 12 Interface Command aXWOn nnn Enter Offset Value n nnn Response a0021 po Response a0011 po Command Command aXRO Stage Averaging Time The stage averaging time is the setting that determines how long in seconds the H 3553T will average the measurements before returning the final stage value It is important to sample multiple times to ensure accuracy of a reading especially if the water is rough The stage averaging time may need to be adjusted to help smooth out choppy data due to wave action The H 3553T stage averaging time default is 2 seconds which is equal to about 10 samples The stage averaging time range is 1 to 65535 seconds To change the averaging time using the RS 232 main menu press the P key to enter the Advanced Options menu then press the T key enter in the new Averaging Time and press the Enter key To set the stage averaging time using th
33. ircular connector labeled Sensor Interface This connection is the power connection for the circuit board or control module board It is recommended to power the control module board via the DCP 12V input instead of using the 12V switched output Table 3 2 shows the wiring for connecting the H 3553T to an XL Series DCP Note It is recommended to connect the Compressor Table 3 2 H 3553T to XL Series DCP Wiring 12VDC power source first then the Sensor Interface H 3553T XL Series DCP control module board power second This is because the Red 12V H 3553T makes an initial measurement at power up and without the compressor and control valves powered the Black Gnd Gnd SDI 12 H 3553T cannot take an atmospheric measurementto adjust Yellow SDI 12 Data SDI 12 for barometric pressure 10 Q 4 SETUP amp OPERATION SETUP amp OPERATION There are three ways to setup and operate the H 3553T through the RS 232 menu interface the SDI 12 interface and through the XL series DCP menu interface Setup through the XL series DCP menu is not discussed in this manual but is discussed in the XL series manual This chapter will focus on setup using the RS 232 menu interface and the SDI 12 interface RS 232 Menu Table 4 1 H 3553T RS 232 Communication Settings The RS 232 Menu interface is designed to work with a terminal emulator program such as HyperTerminal Setting Default Setting TeraTerm and ProComm Ta
34. is set to 0 minutes the H 3553T will measure itself as fast as it can This speed is dependent on the averaging time setting and also when doing this the atmospheric pressure reading will be measured about every 3 minutes rather than every measurement To change the measure rate using the RS 232 main menu press the P key to enter the Advanced Options menu Then found under the Measurement Options section press the R key and enter in the desired auto mode measure rate To change the H 3553T measure rate using the SDI 12 interface send the aXWMRnn SDI 12 extended command The response should be 30021 which means that it could take 2 seconds to complete the command and then it will put 1 data value in the buffer To check the new measure rate send aXRMR command and wait the responded time Send the aDO command to read back the new written measure rate Note Table 4 21 the a is the current SDI 12 address of the H 3553T and the xx is the current measure rate of the H 3553T and the nnn is the desired measure rate time 25 SETUP amp OPERATION Table 4 21 Change the H 3553T Measure Rate H 3553T Combo Bubbler Setup Menu 501 12 Interface P Advanced Options Command aXWMRnnn Response a0021 Advanced Options Menu R Measure Rate xx Enter Measure Rate 0 255 nnn Test Display If the display seems to be displaying numbers incorrectly the Test Display command can be used to veri
35. istance please contact us at 1 435 753 2212 or sales waterlog com 33 Xylem 1 The tissue in plants that brings water upward from the roots 2 a leading global water technology company We re 12 000 people unified in a common purpose creating innovative solutions to meet our world s water needs Developing new technologies that will improve the way water is used conserved and re used in the future is central to our work We move treat analyze and return water to the environment and we help people use water efficiently in their homes buildings factories and farms In more than 150 countries we have strong long standing relationships with customers who know us for our powerful combination of leading product brands and applications expertise backed by a legacy of innovation For more information on how Xylem can help you go to www xyleminc com xylem Let s Solve Water YSI Incorporated 1700 1725 Brannum Lane Yellow Springs Ohio 45387 USA Request a Quote Tel 1 435 753 2212 a xylem brand Email sales waterlog com Internet www waterlog com Place an Order Tel 1 937 767 7241 Email orders ysi com Customer Support Tel 1 937 767 2772 H 3553T is a trademark of Xylem Inc or one of its subsidiaries 2014 Xylem Inc D44 03 1115
36. its and Slopes data output units Different data units are dependent on the PA Slopes multiplier slope multiplier The slope is multiplied by the raw data to achieve the desired units For example a pressure sensor raw data output might be in pressure PSI units but the desired units by the user is feet Therefore the slope to convert PSI to Feet units for water depth is 2 0367 rounded The H 3553T has a pressure sensor that measures the pressure required to push a bubble out of the orifice line which is the line pressure The line pressure raw value is PSI returned in pressure PSI units Normally water depth in feet or meters is the stage units desired This then requires the line pressure value to be changed to a different set of units Table 4 6 shows typical slopes required to convert pressure PSI units to other different stage units The H 3553T stage unit default is feet which is a default slope of 2 0367 To change the stage units slope using the RS 232 main menu press the U key and then the up and down arrow keys to toggle to the desired units then press the Enter key If the desired stage unit is not listed change the stage units to user defined press the L key and enter in the desired slope To change the H 3553T stage slope using the SDI 12 interface send the aXWSn nn SDI 12 extended command The response should be 30021 which means that it will take 2 seconds to complete the command and then it will
37. kes a new measurement it will printthe following data message out the RS 232 port Stage 1 23 Temp 12 3 The RS 232 port can also be used to initiate new measurements This is done by sending any character to the H 3553T RS 232 port and the H 3553T will make a new measurement and print out the above mentioned data message out the RS 232 port Note When the H 3553T Modbus or Auto mode is enabled it will enter the RS 232 menu with any character sent to this port 12 WATER LOG CIT amp Operation SDI 12 Interface The SDI 12 interface is another way to setup and operate the H 3553T The H 3553T supports all standard SDI 12 commands and uses some SDI 12 extended manufacturer specific commands for setup operation SDI 12 standard and extended commands are normally sent from a SDI 12 master device like the Waterlog XL series DCP Table 4 2 is a list of the standard SDI 12 commands and the extended SDI 12 commands for setting up the H 3553T Table 4 2 H 3553T Standard and Extended SDI 12 Commands Command Description Command Description Standard SDI 12 Commands a __ aM2 initiate Purge al identify ahaa Concurrent Measure Concurrent measure w CRC Data Retrieval Change Address Extended SDI 12 Commands aXSDEF Reset to Defaults aXRPP Read Purge Pressure Write Stage Slope aXWPSnn Write Purge Sustain Read Stage Slope aXRPS Read Purge Sustain Write 4 20mA Stage max Read 4 20mA Stage M
38. nd wait the responded time Then send the aDO command to read back the new bubble rate Note Table 4 13 the a is the current SDI 12 address of the H 3553T and the xx is the current bubble rate of the H 3553T and the nn is the desired bubble rate Table 4 13 Change the H 3553T Bubble Rate H 3553T Combo Bubbler Setup Menu 501 12 Interface B Bubbler Settings Command aXWBRnn Response a0061 Bubbler Settings Menu B Bubbler Rate xx Enter Bubble Rate 30 120 nn 19 SETUP amp OPERATION Purge The H 3553T has an option built in called purge the purpose of the purge is to clear out any debris or silt from the end of the orifice line that could cause false pressure readings When a purge is initiated the H 3553T makes a new measurement on the line and tank sensor and saves the values away just in case data is requested during the purge The compressor is then turned on and begins compressing air into the tank until the tank pressure is equal to or greater than the purge pressure value The purge valve is then opened which then releases the tank pressure into the orifice line The compressor will continue to run until the purge sustain timer has elapsed Then the H 3553T monitors the tank pressure which is still open to the orifice and waits for it to stabilize Finally the purge valve closes and the H 3553T purge process is complete Shortly following the purge sequence the H 3553T will need to recharge the tank
39. rect The bubble rate is a determining factor in the response time of the H 3553T tracking a rise in stage Table 4 12 shows the approximate time needed to respond and track a one foot rise in stage with different bubble rates Note this is at a depth of one foot at greater depths the time will increase slightly Another reason for changing the bubble rate may be to reduce noise in the data Some sites have turbulent water conditions creating water level data that looks jittery The bubble rate may be changed up or down to find optimal results to reduce this noise Normally it is a combination of changing the bubble rate and the mean count samples to produce the best results The default values normally work best in the majority of the applications and provide desirable results in a timely manner The H 3553T bubble rate default is set to 60 bubbles min The bubble rate range is 30 to 120 bubbles min To change the bubble rate using the RS 232 main menu press the key to enter the Bubbler Settings menu then press the B key enter in the new desired Bubble Rate and press the Enter key To change the H 3553T bubble rate using the SDI 12 interface send the aXWBRnn SDI 12 extended command The response should be a0061 which means that it could take 6 seconds to complete the command and then it will put 1 data value in the buffer To check the bubble rate and verify it was written correctly send aXRBR command a
40. s because it will cause more restriction when trying to push a bubble out which is like the stage is rising This may cause a saw tooth profile in your data As pressure keeps building up until the bubble pushes out past the debris or sediment relieving the pressure in the line Then the pressure starts building up again causing saw tooth data The H 3553T purge pressure default is setto 40 PSI 15 PSI sensor or 50 PSI 30 PSI sensor The programmable purge pressure range is 30 to 90 PSI To change the Purge Pressure using the RS 232 main menu press the 20 CIT amp Operation key to enter the Bubbler Settings menu and then press the P key then enter in the desired purge pressure and press the Enter key To change the H 3553T purge pressure using the SDI 12 interface send the aXWPPnn SDI 12 extended command The response should be 30061 which means that it could take 6 seconds to complete the command and then it will put 1 data value in the buffer To check the new purge pressure send aXRPP command and wait the responded time Send the 8201 command to read back the new written purge pressure Note Table 4 15 the a is the current SDI 12 address of the H 3553T and the xx is the current purge pressure of the H 3553T and the nn is the desired purge pressure Table 4 15 Change the H 3553T Purge Pressure H 3553T Combo Bubbler Setup Menu 501 12 Interface B Bubbler Settings Command aXWPPnn Ps
41. st be read and wrote as a short integer 1200 Parity Select Registers Table 5 6 Parity Select Register Options The Parity holding register allows the user to change the pairity of the Modbus RS 485 serial port communication Table 5 6 shows what the parity holding register should be set to get the desired parity Register Value Stage Units Even Default Bubble Rate Register The Bubble Rate holding register allows the user to change the bubble rate See Chapter 4 Bubble Rate for more information This register must be read and wrote as a short integer Purge Pressure Register The Purge Pressure holding register allows the user to change the purge pressure See Chapter 4 Purge Pressure for more information This register must be read and wrote as a short integer Purge Sustain Register The Purge Sustain holding register allows the user to change the purge sustain time See Chapter 4 Purge Sustain for more information This register must be read and wrote as a short integer Purge Register The Purge holding register allows the user to initiate a purge sequence Writing 1 to this register will initiate a purge sequence See Chapter 4 Purge for more information This register must be read and wrote as a short integer Stage Offset Register The Stage Offset holding register allows the user to enter a user defined stage offset The factory default is 0 See Chapter 4 Stage Offset for more information This holding regis
42. ter is a 32 bit holding register Therefore the value sent to write to this register must be in a 32 bit floating point number format 30 Operation Stage Slope Register The Stage Slope holding register allows the user to enter a user defined stage slope Writing to this register is only applicable when the Stage Units Select Register is set to 06 which indicates the user defined mode for the units The factory default slope is 2 3067 which is the slope for stage unit s feet See Chapter 4 Stage Slope for more information This holding register is a 32 bit holding register Therefore the value sentto write to this register must be in a 32 bit floating point number format Stage Register The Stage holding register holds the current measured stage value This holding register is a 32 bit holding register Stage is the result of the pressure in the line multiplied by the stage slope and added to the stage offset Pressure Register The Pressure holding register holds the current measured pressure value before the slope and offset is applied Therefore it holds the raw PSI value This holding register is a 32 bit holding register Temperature Register The Temperature holding register holds the current measured temperature The temperature reading is the temperature of the internal pressure sensor and may not accurately reflect air temperature Control Battery Register The Control Battery holding register holds the current measur
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