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Operating Instructions

Controller in field housing for a 

continuously measuring analogue level 

sensor

VEGAMET 841

4 … 20 mA

Document ID: 58864

Содержание VEGAMET 841

Страница 1: ...Operating Instructions Controller in field housing for a continuously measuring analogue level sensor VEGAMET 841 4 20 mA Document ID 58864...

Страница 2: ...eral instructions 12 4 2 Mounting instructions 12 5 Connecting to power supply 15 5 1 Preparing the connection 15 5 2 Sensor input mode active passive 15 5 3 Connecting 16 5 4 Wiring plan 16 5 5 Switc...

Страница 3: ...update 47 11 5 How to proceed if a repair is necessary 48 12 Dismount 49 12 1 Dismounting steps 49 12 2 Disposal 49 13 Certificates and approvals 50 13 1 Radio licenses 50 13 2 Approvals for Ex areas...

Страница 4: ...y entering the Document ID on www vega com you will reach the document download Information note tip This symbol indicates helpful additional infor mation and tips for successful work Note This symbol...

Страница 5: ...he art instrument complying with all prevailing regulations and directives The instrument must only be operated in a technically flawless and reliable condition The operator is responsi ble for the tr...

Страница 6: ...all comply with the relevant requirements of the National Electrical Code ANSI NFPA 70 Installations in Canada shall comply with the relevant requirements of the Canadian Electrical Code 2 6 Safety in...

Страница 7: ...ormation sheet Access protection with Bluetooth access code Emergency Bluetooth unlock code Emergency device code The further scope of delivery encompasses Documentation Ex specific Safety instruction...

Страница 8: ...enter in the search field the serial number of your instrument There you can find the following information about the instrument Order data Documentation Software Alternatively you can find all via yo...

Страница 9: ...isplay and also output to the integrated current output for fur ther processing The measurement signal can thus be transferred to a remote display or a superordinate control system Operating relays fo...

Страница 10: ...eration of the notes on the transport packaging Nonobservance of these instructions can cause damage to the device The delivery must be checked for completeness and possible transit damage immediately...

Страница 11: ...ght and thus prevents overheating of the electronics It also improves the readabil ity of the display when exposed to sunlight The sun protection can be used for wall and pipe mounting The pipe mounti...

Страница 12: ...on cable downward in front of the cable gland This applies mainly to outdoor installations in areas where high humidity is expected e g through cleaning processes and on cooled or heated vessels The v...

Страница 13: ...for wall mounting VEGAMET 841 The optionally available mounting accessories are required for tube mounting The kit consists of two pairs of mounting brackets and four mounting screws M6 x 100 The moun...

Страница 14: ...ional sun protection can be used to protect against direct sun light The sunshade is simply mounted between the mounting plate and the controller this is possible for both wall and pipe mounting 5 4 3...

Страница 15: ...ent for the temperature resistance of the cable in the connection compartment in mind1 Warning In delivery status all openings are fitted with dust protection caps These caps are only for protection d...

Страница 16: ...the spring loaded terminals Information Solid cores as well as flexible cores with wire end sleeves are inserted directly into the terminal openings In case of flexible cores without end sleeves a sm...

Страница 17: ...re sensor 4 Four wire sensor 5 Voltage supply for four wire sensor 6 2 mm sockets for connection of a VEGACONNECT HART handheld 5 5 Switch on phase After switching on the device first carries out a sh...

Страница 18: ...code can be changed by the user after the first connection is established If the Bluetooth access code is entered incorrectly the new entry is only possible after a waiting period has elapsed The wai...

Страница 19: ...retrieved from your personal contact person after legitimation The storage and transmission of the device codes is always encrypt ed SHA 256 algorithm 6 3 Storing the codes in myVEGA If the user has...

Страница 20: ...with the integrated display and adjustment unit e g the settings for flow measurement or pump control For such applications the use of PACTware DTM or the VEGA Tools app is recommended 1 3 2 4 5 Fig 8...

Страница 21: ...measured value windows with different measured values can be configured If pump control is activated an additional status bar with display of the assigned pumps is available Measured values are displ...

Страница 22: ...indication e g device sensor relay Simulation Simulation function Device TAG Display device name Device information Device information e g serial number 7 4 Setup steps Through parameter adjustment th...

Страница 23: ...seconds is sufficient to smooth the measured value display A linearisation is necessary for all vessels in which the vessel volume does not increase linearly with the level for example a horizontal cy...

Страница 24: ...available Relays 1 2 are freely available and not yet assigned to a function To be able to use these relays they must first be activated Relay 3 is configured in the factory as a fail safe relay but...

Страница 25: ...e how many measured value windows are to be displayed The content of the measured value window is configured in the menu item Display Measured value window Up to 3 different measured values can be dis...

Страница 26: ...he supplied information sheet Access protection You can find further details in chapter Access protection The device parameters can be protected against unwanted or unin tended changes by entering a d...

Страница 27: ...ue Note Please note that downstream plant components valves pumps motors controls are influenced by the simulation which can lead to unintentional plant operating states The simulated value is output...

Страница 28: ...for the first time the operating tool and the controller must authenticate each other After the first correct authentication each subsequent connection is made without a new authentication query For a...

Страница 29: ...s protection menu item Protection of the parameter adjustment 8 3 Parameter adjustment The adjustment menu is divided into two halves On the left you will find the navigation area with the menus Setup...

Страница 30: ...ctivating the integrated Bluetooth or the Bluetooth USB adapt er devices with Bluetooth are found and created in the project tree 9 2 Connecting Select the requested device for the online parameter ad...

Страница 31: ...vated When delivered parameter protection is deactivated by default and can be activated at any time It is recommended to change the factory default 6 digit device code 000000 to your personal 4 10 di...

Страница 32: ...tank the vessel volume does not increase linearly with the level e g with an horizontal cylin drical tank This can be compensated by selecting the linearisation curve integrated in the instrument Thi...

Страница 33: ...ugh the most common selection possibilities Further application options are available on the corre sponding DTM app pages A more detailed description of all available application options is included i...

Страница 34: ...90 switch on point 85 Relay 2 Switch off point 5 switch on point 10 Information The switch on and switch off point of the relays must not be set to the same switching point because this would cause a...

Страница 35: ...2 3 4 1 2 Fig 15 Example of a display status bar with activated pump control 1 Symbol activated pump control 2 Relay 1 and 2 are assigned to the pump control 3 Relay 3 is assigned to the pump control...

Страница 36: ...pumps can be configured The setup assistant and the following application examples provide you with details on how it works 8 Configure relay switching points In the last step enter the relay switchin...

Страница 37: ...the following dia gram The previously described example is used as a basis Rel 1 80 On On Off Off On Rel 2 90 On Rel 1 2 10 Off 10 30 20 20 15 t h 5 Rel 1 Rel 2 Fig 16 Example of pump control 2 Pump c...

Страница 38: ...longer period the same pump would always remain switched on Via the parameter Switchover time a time can be preset which after it is elapsed forces a switcho ver of the pump Which pump is switched on...

Страница 39: ...the relay with the next higher index After the relay with the highest index the relay with the lowest index follows for example Rel 1 Rel 2 Rel 3 Rel 1 Rel 2 The sequence applies only to those relays...

Страница 40: ...low the fair weather pump can no longer maintain the level In such cases a larger pump is switched on when the HiHi level is exceeded and the dry weather pump is switched off The large pump then remai...

Страница 41: ...orn out bearings Since in this case all pumps operate alternately in the same area their switch on and switch off points must be the same In addition the mode Alternating pump operation must be active...

Страница 42: ...than with the specified curves Rectangular flume ISO 4359 Trapezoidal flume ISO 4359 U shaped flume ISO 4359 Triangular overfall thin walled ISO 1438 Rectangular flume thin walled ISO 1438 Rectangular...

Страница 43: ...t application Select from the offered options the application Flow measure ment flume Weir 2 Assign measuring loop name Assign a unique designation to the measuring point so that there can be no confu...

Страница 44: ...adjustment values of the measuring point for 0 and for 100 7 Scaling Enter the measured value and unit e g flow rate in m h and the corresponding scaling values for 100 and 0 e g 100 m h 0 m h 8 Activ...

Страница 45: ...tware PACTware and the suitable DTM offer you further com prehensive diagnostic possibilities In many cases the causes can be determined in this way and the faults eliminated Depending on the reason f...

Страница 46: ...repair F013 Sensor input Sensor error The input of the measuring point returns an error The connected sensor returns an error Switch device sensor off an on Send device sensor for repair F014 Sensor...

Страница 47: ...ne pulse per second is output S110 Relay Span too small Relay switching points too close together Increase the difference between the two relay switching points S111 Relay Switching points inter chang...

Страница 48: ...ind detailed information in the download area on our home page 11 5 How to proceed if a repair is necessary You can find an instrument return form as well as detailed information about the procedure i...

Страница 49: ...ake note of chapters Mounting and Connecting to voltage supply and carry out the listed steps in reverse order 12 2 Disposal The device is made of recyclable materials For this reason it should be dis...

Страница 50: ...ll protection system are available or in preparation for this device series The corresponding approvals can be found on our homepage 13 4 EU conformity The device fulfils the legal requirements of the...

Страница 51: ...tSt Weight with mounting plate 890 g 1 962 lbs Voltage supply Operating voltage Nominal voltage AC 100 230 V 15 10 50 60 Hz Nominal voltage DC 24 65 V DC 15 10 Power consumption max 11 VA 3 W Sensor i...

Страница 52: ...350 ms Current output Quantity 1 x output Function Level flow sampling pulse Range 0 4 20 mA 20 0 4 mA Resolution 1 A Max load 500 Fault signal switch over 0 3 6 4 20 20 5 22 mA Accuracy Standard 20...

Страница 53: ...tion range 99999 99999 LED displays Status operating voltage LED green Status fault signal LED red Status operating relay LED yellow Background lighting Colour signalling according to NAMUR NE 107 Adj...

Страница 54: ...r the respective function can be activated and adjusted via the integrated indicating and adjustment unit OP or via DTM app 5 Applications adjustable with DTM app VEGAMET Adjustment 841 842 861 862 OP...

Страница 55: ...OFF Relay mode flow rate pulse Relay mode sampling pulse Relay mode rising tendency Relay mode falling tendency Relay mode pump control 1 same running time Relay mode pump control 2 same running time...

Страница 56: ...M App Simulation current output Simulation relay output Simulation digital input Date Time Internal device memory SD card Protection of the parameterization Bluetooth access code Activate deactivate B...

Страница 57: ...864 EN 200401 82 mm 3 23 11 mm 0 43 160 mm 6 30 82 mm 3 23 104 mm 4 09 13 mm 0 51 7 mm 0 27 Fig 23 Dimensions mounting plate 82 mm 3 23 142 mm 5 59 198 mm 7 80 71 mm 2 76 82 mm 3 23 ca 141 mm 5 55 ca...

Страница 58: ...ment VEGAMET 841 4 20 mA 58864 EN 200401 29 60 mm 1 14 2 36 82 mm 3 23 15 mm 0 59 97 mm 3 82 20 mm 0 79 M6 2 mm 0 08 20 mm 0 79 2 mm 0 08 20 mm 0 79 48 84 mm 1 89 3 31 Fig 25 Dimensions Brackets for t...

Страница 59: ...com www vega com VEGA www vega com 14 5 License information for Open Source Software Hashfunction acc to mbed TLS Copyright C 2006 2015 ARM Limited All Rights Reserved SPDX License Identifier Apache 2...

Страница 60: ...ll 42 Fluctuating product surface 23 Flume 42 Functional principle 9 H Horizontal cylindrical tank 23 Hysteresis 34 I Indication Background lighting 25 Backlight 25 Brightness 25 Contrast 25 Language...

Страница 61: ...4 20 mA 58864 EN 200401 Short circuit 46 Simulation 27 Spherical tank 23 Storage tank 32 Sun shade 14 Switching window 24 T Tendency 24 Trapezoidal weir 42 Triangular overfall 42 Type label 8 V Ventur...

Страница 62: ...62 Notes VEGAMET 841 4 20 mA 58864 EN 200401...

Страница 63: ...63 Notes VEGAMET 841 4 20 mA 58864 EN 200401...

Страница 64: ...of delivery application practical use and operat ing conditions of the sensors and processing systems correspond to the information available at the time of printing Subject to change without prior n...

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