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Operating Instructions

Radar sensor for continuous level
measurement

VEGAPULS C 21

SDI-12

Document ID: 58342

Содержание VEGAPULS C 21

Страница 1: ...Operating Instructions Radar sensor for continuous level measurement VEGAPULS C 21 SDI 12 Document ID 58342...

Страница 2: ...ccessories 10 4 Mounting 11 4 1 General instructions 11 4 2 Mounting versions 11 4 3 Mounting instructions 11 4 4 Measurement setups Gauge 13 4 5 Measurement setup Flow 14 5 Connecting to power supply...

Страница 3: ...ceed if a repair is necessary 32 11 Dismount 33 11 1 Dismounting steps 33 11 2 Disposal 33 12 Certificates and approvals 34 12 1 Environmental instructions 34 13 Supplement 35 13 1 Technical data 35 1...

Страница 4: ...By 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 symbo...

Страница 5: ...instrument must only be operated in a technically flawless and reliable condition The operator is responsi ble for the trouble free operation of the instrument When measuring aggressive or corrosive...

Страница 6: ...ion is only valid for USA and Canada Hence the follow ing text is only available in the English language Installations in the US shall comply with the relevant requirements of the National Electrical...

Страница 7: ...also described in this operating instructions manual The respective scope of delivery results from the order specification This operating instructions manual applies to the following instrument versi...

Страница 8: ...d on any data logger with SDI 12 interface The sensors are powered via the 12 V cable of the three wire connection cable The device is therefore particu larly suitable for battery supported applicatio...

Страница 9: ...3 PC Notebook Devices with signal output SDI 12 can also be operated via the signal line This is done via commands from the SDI 12 data logger 1 2 Fig 4 Connection of VEGAPULS C 21 SDI 12 to the data...

Страница 10: ...ive media Protected against solar radiation Avoiding mechanical shock and vibration Storage and transport temperature see chapter Supplement Technical data Ambient conditions Relative humidity 20 85 3...

Страница 11: ...omponent Process fitting Process seal Process conditions in particular are Process pressure Process temperature Chemical properties of the medium Abrasion and mechanical influences 4 2 Mounting versio...

Страница 12: ...applies particularly if buildup on the wall or structural parts is to be expected In such cases we recommend repeating the false signal suppression at a later date with existing buildup The antenna ed...

Страница 13: ...lead to measurement errors you should use the biggest pos sible radar antennas or sensors with guided radar 4 4 Measurement setups Gauge In general the following must be observed while mounting the s...

Страница 14: ...or inlet side Installation in the centre of the flume and vertical to the liquid surface Distance to the overfall orifice or Venturi flume Min distance to the max height of damming for optimum accu r...

Страница 15: ...hmax max filling of the rectangular flume 1 Overflow orifice side view 2 Headwater 3 Tailwater 4 Overfall orifice view from tailwater 2 3 4 x hmax 90 hmax B 1 250 mm 9 84 Fig 14 Flow measurement with...

Страница 16: ...unit acc to UL1310 SELV power supply unit safety extra low voltage with suitable internal or external limitation of the output current The data for power supply are specified in chapter Technical data...

Страница 17: ...SDI 12 58342 EN 200121 Note No SDI 12 commands are answered during this self test After the self test the standard SDI 12 communication is used Transmitted values take settings into account that have...

Страница 18: ...hanged The emergency Bluetooth access code can be found in information sheet Access protection If this document is lost the emergency Bluetooth access code can be retrieved from your personal contact...

Страница 19: ...a myVEGA account then the Bluetooth access code as well as the device code are additionally stored in his account under PINs and Codes This greatly simplifies the use of additional adjust ment tools a...

Страница 20: ...requested instrument in the device list For the first connection the adjustment tool and the sensor must authenticate each other After successful authentication the next con nection functions without...

Страница 21: ...otection is deactivated by default and can be activated at any time It is recommended to enter a personal 6 digit device code To do this go to menu Extended functions Access protection menu item Prote...

Страница 22: ...d created in the project tree 8 2 Connecting Select the requested sensor for the online parameter adjustment in the project tree The window Authentication is displayed For the first connection the adj...

Страница 23: ...tection is deactivated by default and can be activated at any time It is recommended to enter a personal 6 digit device code To do this go to menu Extended functions Access protection menu item Protec...

Страница 24: ...r demonstration Silo slender and high Units Distance unit of the device Temperature unit of the instru ment Distance in m Temperature in C Adjustment Max adjustment distance A Min adjustment distance...

Страница 25: ...inter function distance meas urement reliability meas rate electronic temperature Measured values Measured values Additional measured values Outputs Sensor information Device name serial number hardwa...

Страница 26: ...ults can occur during operation These may be caused by the following e g Sensor Process Voltage supply Signal processing The first measures are Evaluation of fault messages Checking the output signal...

Страница 27: ...0 Pictographs of the status messages 1 Failure red 2 Out of specification yellow 3 Function check orange 4 Maintenance blue Failure Due to a malfunction in the instrument a fault message is output Thi...

Страница 28: ...software error General software error Restart instrument F105 Determine measured value The instrument is still in the start phase the measured value could not yet be de termined Wait for the end of t...

Страница 29: ...ent for repair M505 No echo available Sensor does not detect an echo during operation Antenna dirty or defective Clean the antenna Use a more suitable antenna sensor Remove possible false echoes Optim...

Страница 30: ...ar ried out Carry out a false signal suppression Amplitude or position of a false signal has changed e g condensation build up false signal suppression no longer matches actual conditions Determine th...

Страница 31: ...ra tion or false signals in the close range The sensor goes into overfill protection mode The max level 0 m distance as well as the status message Overfill pro tection are output Check measuring point...

Страница 32: ...s still effective after a software update is carried out You can find detailed information in the download area on our home page 10 6 How to proceed if a repair is necessary You can find an instrument...

Страница 33: ...essure in the vessel or pipeline high temperatures cor rosive or toxic media etc Take note of chapters Mounting and Connecting to voltage supply and carry out the listed steps in reverse order 11 2 Di...

Страница 34: ...es That is why we have introduced an environment management system with the goal of continuously improving company environmental pro tection The environment management system is certified according to...

Страница 35: ...als wetted parts Antenna process fitting PVDF Counter nut depending on device version PP Process seal FKM Materials non wetted parts Housing PVDF Cable entry seal NBR Connection cable PUR Weight Instr...

Страница 36: ...ording to DIN EN 60770 1 Process reference conditions according to DIN EN 61298 1 Temperature 18 30 C 64 86 F Relative humidity 45 75 Air pressure 860 1060 mbar 86 106 kPa 12 5 15 4 psig Installation...

Страница 37: ...the parameter setting 7 Average spectral transmission power density 3 dBm MHz EIRP Max spectral transmission power density 34 dBm 50 MHz EIRP Max power density at a distance of 1 m 3 W cm Ambient con...

Страница 38: ...tardant according to IEC 60332 1 2 UL 1581 Flametest VW 1 Bluetooth interface Bluetooth standard Bluetooth 5 0 downward compatible to Bluetooth 4 0 LE Frequency 2402 2480 GHz emitted power max 4dBm Ma...

Страница 39: ...n The data are transmitted asynchronously as ASCII charac ters as 5 V levels similar to RS 232 Bus architecture and communication process At least 10 participants can be connected to an SDI 12 bus wit...

Страница 40: ...a values CR LF or a values CRC CR LF Send Data M C V aV attn CR LF Start Verification Extended Commands Command Response Description Break A data recorder starts a request by transmitting a break aXRP...

Страница 41: ...504 Error on an device interface M505 No measured value available M507 Error in the device setting M508 Non executable Bluetooth software M509 Software update running M510 No communication with the ma...

Страница 42: ...TOO_LARGE 134 VALUE_TOO_SMALL 136 INVALID_DATA 138 TELEGRAM_TOO_LARGE 142 DATA_NOT_AVAILABLE 143 DEVICE_BUSY 144 WRITE_PROTECTED 149 READ_ONLY 150 NOT_AUTHENTICATED 13 3 Dimensions VEGAPULS C 21 68 mm...

Страница 43: ...com www vega com VEGA www vega com 13 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 44: ...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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