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Hydro WQM-100, Инструкция по эксплуатации

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FIGURE 9 (Monitor Internal Wiring and Connections)

Micro SDHC

Card Slot

MB410

Display Board

Ribbon Cable

from Membrane Switch

Power

Switch

AC Power

Terminal Block

MJ500

Real Time Clock

Ribbon Cable

from MB410

24VDC

Power Output

Power Supply Board

AC Power Inlet

Modbus Terminals

V+ A B V-

28

Содержание WQM-100

Страница 1: ...Instruction Manual WQM 100 Rev 8 25 2020 The information contained in this manual was current at the time of printing The most current versions of all Hydro Instruments manuals can be found on our website www hydroinstruments com 1 ...

Страница 2: ...lanation of Operation Mode Screens 11 V Explanation of Configuration Mode Screens 14 VI Explanation of PID Control Mode Screens 18 VII Maintenance Cleaning 20 1 Inlet Filter Screen 2 Flushing the Measurement Cell 3 Thermistor 4 pH Electrode 5 ORP Electrode 6 Conductivity Electrode VIII Troubleshooting 21 IX Optional Data Logger 24 Figures 1 Sample Water Piping Examples 5 2 Sample Point Sources 6 3 ...

Страница 3: ...ity to read 2 Important Handling Considerations The electrodes are shipped in a cap containing a solution The electrode should only be removed from this solution when it is ready to be installed and used NOTE If the electrode will be subject to infrequent use it should be stored in Storage Solution or in a pH 4 buffer solution if Storage Solution is not available Do not store the electrode in deion...

Страница 4: ...event any biological growth or clear out residual chemical buildup Also it is generally not recommended to use a filter in this piping system because as the filter collects particles it can lead to inaccurate readings However in certain installations with significant amounts of solids in the sample water particularly iron and manganese the use of sample water filters may be necessary 2 Sample Water Di...

Страница 5: ...E 1 Sample Water Piping Examples It should also be considered that the sample point should be located such that the residual reading can be used as a control signal for the chemical injection Especially it should be considered that if there is a long time delay between chemical injection changes and the change being detected by the measurement cell then chemical injection control is adversely affec...

Страница 6: ...urces FIGURE 3 Installation Example TRUE BLUE TRUE BLUE TRUE BLUE 0LQ LD pipe GHDO LD pipe S RU 253 6LJQDO P DWHU ORZ 6LJQDO P NET 1 1234 NET 2 5678 DWHU 4XDOLW 0RQLWRU WQM 100 DOO 3DQHO 2PQL 9DOYH 9DFXXP 5HJXODWRU MHFWRU 6DPSOH DWHU 359 RAH PRV optional RUSRUDWLRQ 6WRS 9HQW To Drain 6 ...

Страница 7: ...stallation points NOTE If installing an electrode that the equipment was not supplied with it may be necessary to add an additional liquid tight cable grip into the controller enclosure This hardware will have been provided with the new electrode that is to be installed 1 With the instrument powered off run the cable portion of the electrodes quick disconnect cap cable assembly through the liquid t...

Страница 8: ...loop control One or more of the analog outputs AO1 through AO4 can be programmed to transmit a 4 20 mA control signal 3 Programming Access a Operation Mode This is the standard operatonal state during initial powering of the device To return to this mode from any other screen simply press the button repeatedly b Configuration and Calibration This is accessed from the Operation screen by pressing t...

Страница 9: ...Cond Temp ORP 620 mV Temp 70F 1 hr Ph 7 54 1 hr 1 hr Cond 0 62 mS 1 hr 72 17 5 21 85 7 21 7 5 17 5 1 3 66 25 0DLQ 2SHUDWLRQ 6FUHHQV LYH KDUWV 6WDWXV FFHVV R LQGLFDWHV VHOHFWHG LWHP QFUHDVH WRJJOH RU VHOHFW LWHP HFUHDVH 0RYH VFUHHQ RU VHOHFWLRQ ER 0RYH VFUHHQ RU VHOHFWLRQ ER 8VHU QWHUIDFH LGGHQ 9 ...

Страница 10: ...ond 2 ADC 2 TempCo 2 pH ORP Live Data pH1 mV ORP2 mV Temp Sensors Live Temp Ohms Probe Configuration Probe 1 Filter Time Probe 2 Filter Time Probe 3 Filter Time Probe 4 Filter Time 0DLQ 2SHUDWLRQ 6FUHHQ Modbus Setup Packet Count Node Num Baud Rate Data Form LGGHQ RQILJXUDWLRQ LYH DWD 6FUHHQV S 253 RQG 2 1 1 2 2 25 6 21 6 72 0 1 23 5 7 21 6 5 1 S 253 2 10 ...

Страница 11: ...er a user adjustable time period The ORP chart will not be present if neither channel 1 nor channel 2 is set for ORP Conductivity Chart This screen shows curves which graphically depict conductivity values for active conductivity electrodes over a user adjustable time period The Conductivity chart will not be present if no conductivity electrodes are present Temperature Chart This screen shows cur...

Страница 12: ...O When Run Mode is set to Auto the Manual setting will indicate OFF When Run Mode is set to Manual the Manual setting will become adjustable Configuration 1 of 2 PID Control Flow Input PO1 Output pH Probe ORP Probe Cond Probe Configuration 2 of 2 Temp Sensor Alarms and Relays 4 20mA Outputs Data Log Live Chart RQILJXUDWLRQ 0HQXV ORZ QSXW 32 2XWSXW S 6DPSOH When performing a pH Sample Cal the Sampl...

Страница 13: ...mp Sample Cal ODUPV 5HOD V Alarm and Relay Setup Alarm Mode Ch1 Alm Delay Ch2 Alm Delay Ch3 Alm Delay Ch4 Alm Delay Relay 1 Relay 2 Relay 3 Relay 4 P 2XWSXWV 4 20mA Outputs Setup AO1 AO2 AO3 AO4 DWD RJJHU Data Log Setup Data Log Interval Set Date Set Time LYH KDUWV Live Chart Setup Chart Time Temp Chart Max Temp Chart Min pH Chart Max pH Chart Min ORP Chart Max ORP Chart Min Cond Chart Max Cond Ch...

Страница 14: ... the probe surface as this will damage the probe and affect your readings Allow the pH meter to sit in the buffer solution for a few seconds prior to calibration The longer it sits in the buffer solution the closer it will be to the ideal value Generally 15 30 seconds for a new probe When calibrating the pH electrode the controller software will count down from 25 seconds to ensure good calibration K...

Страница 15: ... it However be sure that the Temperature displayed on your unit is accurate before calibrating the pH 1 If this calibration option has been selected the following screen will require the operator to enter the pH of the sample water in which the calibration will be done 2 Use a hand held pH meter to measure the pH of the sample water and then enter the pH of the sample on the screen 3 Before procee...

Страница 16: ...onductivity High or Low Alarm PV1 Low PID control water flow low alarm Any Alm Any of the listed alarm conditions 4 20mA Outputs Setup This screen accesses the settings for the four 4 20mA output channels AO1 AO2 AO3 or AO4 Each analog output channel can be individually set to represent one of the following live readings with corresponding values shown for 4mA and 20mA outputs 4mA 20mA pH pH 0 pH ...

Страница 17: ...x Adjust the maximum pH value shown on the pH Chart pH Chart Min Adjust the minimum pH value shown on the pH Chart ORP Chart Max Adjust the maximum ORP value shown on the pH Chart For any analog outputs i e AO1 through AO4 set to represent ORP a 20mA signal will represent this ORP Chart Max value ORP Chart Min Adjust the minimum ORP value shown on the pH Chart For any analog outputs i e AO1 throug...

Страница 18: ... program will consider the Set Point met This is used to avoid excessive continual adjustments Integral A factor used in the calculation of needed adjustments to the process output This value ranges from 0 100 Essentially the program makes a calculation of how much the output needs to be adjusted in order to reach Set Point and this factor Increasing the Integral will increase the rate of each ind...

Страница 19: ... can enter a PV1 water flow value below which the PO1 output will go to and remain at 4mA until the PV1 water flow returns to a value greater than the entered Flow Stop value Filter Time This is an adjustable span of time over which the PV1 input signal will be continually averaged It is recommended that it be set to 5 10 seconds PO1 Output This branch accesses the settings for the PID Control outpu...

Страница 20: ...llow for proper operation until a replacement thermistor is installed 4 pH Electrode The pH electrode will periodically require replacement The frequency of replacement is dependent on the quality of the water Also all handling instructions must be followed carefully to avoid damaging the pH probe Failure of the pH probe can be indicated by an excessively high or low reading If the probe cannot be...

Страница 21: ...cially formulated solutions ideal to the application For example accumulation of calcium carbonate can be removed with a weak e g 5 muriatic acid Oily Coatings These types of coatings are best removed with detergents or solvents that will not harm the electrode For example isopropyl alcohol can be used but not acetone as the acetone will chemically dissolve plastic Organic Coatings These types of ...

Страница 22: ...eter measurement 1 Recalibrate conductivity electrode 2 Clean the conductivity electrode 3 If the conductivity being displayed is dramatically incorrect or fluctuating drastically and cannot be corrected check all conductivity cable connections as well as the cable connector to the electrode If all connections are verified and the problem cannot be corrected through cleaning and or recalibration rep...

Страница 23: ...og Outputs Board 4 20mA outputs 6 MB104 Four Relay Board Relay outputs MJ500 Real time Clock Data Logger Communication Errors The MB410 Display board is communicating with the other boards by Modbus over the ribbon cable If the ribbon cable is not properly connected to each board then the MB410 Display board may lose communication with one or more circuit boards If so you would see a COMM ERROR me...

Страница 24: ...ree line header for each file The fourth and fifth lines are headers for the data You will see that each header and data entry is delimited by a comma b File Name Each data file will be named according to the date on which it was created For example if created on May 24 2016 the file name would be May24_16 txt i If the Micro SDHC memory card already has a file started earlier on the same day then data ...

Страница 25: ...ction and then click OK Now the data should have been imported into the Excel spreadsheet TABLE 3 WQM 100 Data Log File Example Date Time Temp pH ORP Cond Flow MM DD YEAR HH MM SS C mV mS 05 24 2016 11 25 06 23 7 80 512 0 62 0 05 24 2016 11 26 06 23 7 80 512 0 62 0 05 24 2016 11 27 06 23 7 81 514 0 65 0 05 24 2016 11 28 06 23 7 81 514 0 65 0 05 24 2016 11 29 06 23 7 81 514 0 65 0 25 ...

Страница 26: ...2 7 5 48 7 021 725 S 253 21 8 7 9 7 352 WHP 3DUW 1R HVFULSWLRQ 4XDQWLW 1R 3UREH DEOH 3 6 S OHFWURGH 3 253 OHFWURGH 253 RQGXFWLYLW OHFWURGH 21 3UREH ODQG 3 9 1 L XUH 3 39 1LSSOH DOO 9DOYH 7XELQJ RQQHFWRU 39 3OXJ 66 3 06 7 5 7XELQJ XLGH 5 26 ...

Страница 27: ...RQGXFWLYLW OHFWURGH UHHQ 3 ODFN 3 0 21 8 7 9 7 2 5 0 285 5 2 5 0 9 9 2 9 12 9 5HOD 1 1RUPDOO ORVHG 2 RPPRQ 12 1RUPDOO 2SHQ 1 2 12 5HOD 1 1RUPDOO ORVHG 2 RPPRQ 12 1RUPDOO 2SHQ 1 2 12 5HOD 1 1RUPDOO ORVHG 2 RPPRQ 12 1RUPDOO 2SHQ 1 2 12 5HOD 1 1RUPDOO ORVHG 2 RPPRQ 12 1RUPDOO 2SHQ 1 0 56 9 9 9 9 S RU 253 OHFWURGH UHHQ ODFN 0 3 253 2 5 Date 2020 08 20 v2 Dwg No WQM PCB 1 40 DWHU 4XDOLW 0RQLWRU FIGURE ...

Страница 28: ...tions Micro SDHC Card Slot MB410 Display Board Ribbon Cable from Membrane Switch Power Switch AC Power Terminal Block MJ500 Real Time Clock Ribbon Cable from MB410 24VDC Power Output Power Supply Board AC Power Inlet Modbus Terminals V A B V 28 ...

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