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Manual

US 3.10 713 FLOW CONVERTER 1905 - SW 833062

MJK Automation

Blokken 9

DK-3460 Birkerød

Denmark

Tel

+45 45 56 06 56

www.mjk.com

Indications 19

Function keys

Flow key Q(t)

Totalizer key SQ(t)

Alarm key

Power loss alarm

Sample key

Menu key

System Configuration

1.0 Set basic parameters

1.1 Set date and time

1.2 Access code enabled/disabled

1.3 Enter new access code

1.4 Select unit measurement

1.5 Select unit volume

1.6 Select unit flow rate

2.0 Set sensor parameters

2.1.1 Distance from zero to bottom of sensor

2.1.2 Hydrostatic sensor range

2.2 Level averaging

3.0 Choose primary device

3.1 Parshall flumes

3.2 Palmer & Bowlus flumes

3.3 V-notch weir

3.4 Rectangular weir

3.4.1 With or without contraction

3.4.2 Rectangular weir crest width

3.5 Q(h) linearization

3.5.1 Number of Q(h) points

3.5.2 Select decimal point for the flow values

3.5.3 Linearization height value

3.5.4 Linearization flow value

3.6 Optional formula

3.6.1 Optional formula - enter exponent

3.6.2 Select decimal point for coefficient

3.6.3 Optional formula - enter coefficient

3.7 Flow range / level range

4.0 Set digital output parameters

4.1 Select digital outputs (1-5)

4.2 Select function for DO

4.3 Alarm flow rate low

4.4 Alarm flow rate high

4.5 Set volume between pulses

4.6 Digital output ON-time

4.7 Choose delay on signal

4.8 Digital output NC/NO

5.0 Analog output 0-20 / 4-20 mA

Menu chart

Indication menus

Configuration menus

Appendix 30

A Factory settings

B Trouble shooting

C Technical specifications

D Hardware adjustments

E System Package 2 -
Shuttle

used as signal amplifier

F Max. head to max. nominal flow

Содержание MJK 713

Страница 1: ...1 Manual US 3 10 713 FLOW CONVERTER 1905 SW 833062 MJK Automation Blokken 9 DK 3460 Birker d Denmark Tel 45 45 56 06 56 www mjk com MJK 713 Open Channel Flowmeter...

Страница 2: ...7 conform ment aux dispositions de Directive 2004 108 EC to which this declaration relates is in conformity with the following standard s or other normative document s EN60079 0 2006 EN60079 11 2007 E...

Страница 3: ...h weirs 9 Measuring along a wall or other plane 10 Flow measurement with smaller flumes weirs 10 The spread of the ultrasonic signal 10 Measuring through a concrete deck 11 Measurement through a pipe...

Страница 4: ...ction 24 3 4 2 Rectangular weir crest width 24 3 5 Q h linearization 24 3 5 1 Number of Q h points 24 3 5 2 Select decimal point for the flow values 24 3 5 3 Linearization height value 24 3 5 4 Linear...

Страница 5: ...is a Xylem brand Safety instructions 1 Read this manual carefully 2 Be aware of the environment on the installation site Wear necessary protective equipment and follow all current safety regulations 3...

Страница 6: ...eir or flume The flow converter has 3 different linearization systems depending on how the volume of water is mea sured preprogrammed formulas for different dimensions of the most common flumes and we...

Страница 7: ...wall A full scale print of above drawing can be found at the end of this manual 2a To ensure a reliable and precise level measurement it is of vital importance that the ultrasonic sensor points down a...

Страница 8: ...The ultrasonic sensor should be installed so that the bottom of the sensor is as close as possible to the max height of the head but not closer than the blocking distance Measuring range 0 1 0 3 Bloc...

Страница 9: ...out side contraction The distance L should be between 4 to 5 times the nomi nal width b Measuring distances for V notch weirs The distance L should be between 3 to 4 times the height h of the notch 4...

Страница 10: ...ined See figure 1 Figure 1 The signal spread in conjunction with the measurement distance The signal spread should be increased by 50 100 if the surface is not smooth Flow measurement with smaller flu...

Страница 11: ...e to build up foam on the surface it can become necessary to measure through a pipe since the build up of foam rarely will occur inside the pipe Measurement through a pipe for foam protection Measurin...

Страница 12: ...ed in the correct height over the bottom of the flume weir 1 in NPT thread Actual measurement Measuring range Measuring distances for Palmer Bowlus flumes Diameter D Distance L Diameter D Distance L 4...

Страница 13: ...Denmark Tel 45 45 56 06 56 www mjk com Measuring distances for rectangular weirs with and without side contraction The distance L should be between 4 to 5 times the nomi nal width b Measuring distanc...

Страница 14: ...e No 4 yellow No 5 black MJK 713 2500 Flowmeter Ultrasonic Sensor MJK 713 System Package 1 MJK 713 2500 with ultrasonic sensor MJK 713 System Package 3 MJK 713 3000 with hydrostatic level transmitter...

Страница 15: ...ultrasonic sensor cable has 5 wires with both color code and number Number Color Designation 1 Brown Ultrasonic pulse 2 Red 3 Orange Temperature compensation 4 Yellow 5 Black Shield This wire is conn...

Страница 16: ...ording to the terminal mark ings on the connection box PCB and on the MJK 713 respectively Take care not to block or squeeze the air pressure compensation tube Cutting the cable The cable is delivered...

Страница 17: ...NU key the display will change to the next main menu Arrow keys The arrow keys are used for changing a current setting Pressing the arrow keys change the values up or down By pressing the up arrow key...

Страница 18: ...E simultaneously and pressing ENTER while in level readout menu Initial startup MJK 713 will show the following display at power up MJK 713 initiates the quick setup sequence after app 30 sec The foll...

Страница 19: ...ow you configure the flow converter Configuring the flow converter is accomplished in the configuration menus which in turn are divided into sev eral sub menus You gain access to the configuration men...

Страница 20: ...access to indication of summed quanti ties F5 Totalizer Press once for Here the total quantity is indicated from when the value was last reset The quantity is updated every second and is indicated wi...

Страница 21: ...registred with a precision of 5 min End of power loss is registred when the flowmeter is powered up The upper line in the display shows the time for starting the alarm The bottom line shows the time f...

Страница 22: ...5 0 indicates non activated output whereas 1 indicates activated outputs Language Press MENU twice for Change the language with the arrow keys and confirm with ENTER Enter access code Press MENU three...

Страница 23: ...ent Level indication and unit of elevation can be chosen as m cm mm ft in Select with the arrow keys and confirm with ENTER 1 5 Select unit volume The unit for volume can be chosen between m3 Gal CF S...

Страница 24: ...keys and confirm with ENTER The selected number of Q h points decides how many times the menus 3 5 3 to 3 5 4 will appear 3 5 2 Select decimal point for the flow values Select the decimal point and 1...

Страница 25: ...o program confirm with ENTER Digital output 5 DO5 is output for an external counter 4 2 Select function for DO For digital output 1 4 select with arrow keys between various functions counter output sa...

Страница 26: ...t be exceeded before a DO is activated The format is as follows min ss The maximum delay is 99 minutes and 59 seconds 4 8 Digital output NC NO The relay function for digital output is keyed in as Nor...

Страница 27: ...rate today Press 3 X Average flow rate 24 hr Totalizer key Press 1 X Totalizer 1 hr Press 2 X Totalizer today Press 3 X Totalizer last 24 hr In the last selection the totalizer values for the last 99...

Страница 28: ...US 3 10 713 FLOW CONVERTER 1905 SW 833062 MJK Automation Blokken 9 DK 3460 Birker d Denmark Tel 45 45 56 06 56 www mjk com Configuration menus 1 0 2 0 3 0 1 1 1 2 2 1 1 1 4 2 1 2 1 3 1 6 1 5 2 2 3 1 3...

Страница 29: ...NVERTER 1905 SW 833062 MJK Automation Blokken 9 DK 3460 Birker d Denmark Tel 45 45 56 06 56 www mjk com Configuration menus 4 0 5 0 4 1 4 2 4 5 4 6 4 3 4 4 4 7 4 8 3 4 3 5 3 6 3 4 1 3 5 1 3 6 1 3 4 2...

Страница 30: ...nt Flow MGD Sensor distance 30 in 54 in Averaging of Level 1 sec Range for flow 1 000 MGD 10 00 MGD Flow Calculations Parshall Flume 6 range 10 in Palmer Bowlus Flume 10 range 10 in V notch 90 Rectang...

Страница 31: ...c c e r s i t I s e l b a c g n i d n e t x e e l t t u h S c i n o s a r t l U r o s n e S n o i t i d n o C d e k c a r c r o d e r u o l o c s i m r o s n e s e h t f o t r a p k c a l b e h t s I...

Страница 32: ...voltage 10 30 V DC 12 30 V DC for cable lengths above 315 ft Output Two wire 4 20 mA passive transmitter Cable 2 AWG 20 shielded oil resistant PUR insulation Cable length 39 ft Longer cable lengths av...

Страница 33: ...t be necessary Below is shown which adjustments might be necessary to carry out in field Ultrasonic measuring circuit Gain With this potentiometer the signal strength of the received signal can be adj...

Страница 34: ...ols for indication during programming and normal service Keyboard Keyboard with a brief instruction for programming the SONOLEV The lower part can be tipped up to show the terminal designations When S...

Страница 35: ...e the UP DOWN keys to set the span and confirm with ENTER Setting of relay output 1 If the mA output is looped through relay 1 as shown on the connection diagram on page 14 System Package 2 MJK 713 wi...

Страница 36: ...45 45 56 06 56 www mjk com When the level starts to rise Shuttle will also indicate the level of the mA output with the bar graph One segment is roughly 1 mA Mount the lid when all settings are made S...

Страница 37: ...ontraction 0 75 2 920 2 ft ft w contraction 1 00 5 994 2 ft w contraction 1 25 10 47 3 ft w contraction 1 50 16 52 4 ft w contraction 2 00 33 91 5 ft w contraction 2 50 59 23 6 ft w contraction 3 00 9...

Страница 38: ...www mjk com Dimension Max head Max nominal flow ft CFS 22 5 V notch 2 00 2 811 30 V notch 2 00 3 824 45 V notch 2 00 5 855 60 V notch 2 00 8 163 90 V notch 2 00 14 14 120 V notch 2 00 24 49 V notch w...

Страница 39: ...39 Manual US 3 10 713 FLOW CONVERTER 1905 SW 833062 MJK Automation Blokken 9 DK 3460 Birker d Denmark Tel 45 45 56 06 56 www mjk com...

Страница 40: ...nish law on product liability however the liability is reduced to coverage of our public liability insurance of products To the extent where nothing else follows in lines of invariable rules of law we...

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