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128541 16.10.2017 EN 

 

 

Operating instructions 

 
 
 

 

 

BLM-SF-FM 

EN

 

 

 

 

 
 
 
 

 

 
 
 

BLM-SF-FM

 

 

Содержание WIKA BLM-SF-FM

Страница 1: ...128541 16 10 2017 EN Operating instructions BLM SF FM EN BLM SF FM...

Страница 2: ...anufacturer contact Sales contact KSR Kuebler Niveau Messtechnik AG Heinrich Kuebler Platz 1 69439 Zwingenberg am Neckar Germany Phone 49 6263 87 0 Fax 49 6263 87 99 info ksr kuebler com www ksr kuebl...

Страница 3: ...FM 3 Contents 1 Field of application 4 2 Construction 6 3 Commissioning 7 4 Operating instructions 11 5 Analog output 29 6 Version history 30 7 Support in case of failures 31 8 Service and repair 33...

Страница 4: ...gh resolution fast detection of level changes measured values are available fast after external voltage drops liquid level measured direct and linear recalculation of liquid level into fill volume of...

Страница 5: ...this area By superposition of the two magnetic fields in the region of the float a mechanical torsion wave through the wire is created which travels with the material specific speed of sound in both...

Страница 6: ...evel Transmitter BLM SF FM 2 Construction 2 1 Type BLM SF FM Level measurement on a magnetically operated liquid level gauge sensor head downwards Level measurement on a magnetically operated liquid l...

Страница 7: ...conditions Before proceeding with the installation the customer has to check whether the ordered application conditions currently apply and if the sensor is suitable for the given application This re...

Страница 8: ...ly ap plies in combination with the respective ambient tempera ture Attention Operation of the device is allowed only under considera tion of the corrosion durability in the environmental condi tions...

Страница 9: ...low access for electrical connec tions see section 3 4 for details Caution Ensure that the cover is tightened and secured with the lock screw before power is applied to the unit Any unused entries mus...

Страница 10: ...nding clamp GND Ground Attention According to local regulations the devices BLM SF FM have to be connected to the over voltage protection and the potential equalization Attention The sensor must be op...

Страница 11: ...ollowing functions Button Function Move through menu structure change value OK Accept value enter active submenu 4 2 Menu structure It is possible to conduct parameter settings by using the HART proto...

Страница 12: ...12 WIKA Operating Instructions Level Transmitter BLM SF FM 4 2 1 Menu structure The 4 20 mA settings can be changed via the operating menu Hereby the offset 4 mA and the span 20 mA can be adjusted...

Страница 13: ...nu All important parameters as available via HART can be adjusted Access Press and hold all three buttons and OK until SET UP appears Remark if write protection is enabled see 4 2 2 14 the sensor asks...

Страница 14: ...mA Offset PV value The standard value of the offset after reset to defaults is 40 mm above the lower sensor end 4 2 2 2 Adjustment of the span The span 20 mA point of the analogue output is adjustabl...

Страница 15: ...ed by a transfer function PV x analogue output a The digital via HART available values are not altered by this function except the current value Therefore it is possible to control e g a valve with a...

Страница 16: ...Switches current in case of error to 3 6 mA Hold Hold the last valid current value Avail Available since version 8 32 See also HART Command 131 since Version 8 32 4 2 2 5 Using of the current simulati...

Страница 17: ...le they can be cor rected Therefore an ampere meter is connected in series to the transmitter After access of the calibration routine the analogue output of the transmitter is switched to 4 mA and the...

Страница 18: ...polling address can be selected Hereby it is possible to sup ply multiple transmitters with a single current loop Every transmitter then can be queried by its unique address Access Setup HART Address...

Страница 19: ...Standard value Off 4 2 2 9 Selection of the multidrop mode The measurement values of the sensor can be damped exponentially Therefore the time constant of the damping can be adjusted Access Setup HART...

Страница 20: ...possible to use any measurement channel of the sensor for control of the analogue output This channel is designated PV Primary Value By means of the HART protocol all channels can be read out at any t...

Страница 21: ...aries acc To the chosen channel Unit Short form Code Unit Short form Code Degrees Celsius C 32 Percent 57 Degrees Fahren heit F 33 Gramm g 60 Degrees Rankine r 34 Kilogram kg 61 Kelvin K 35 Ton t 62 G...

Страница 22: ...HART Trim Example The transmitter shows a liquid level of 120 mm By a fuel level plunger a true level of 125 mm is measured The val ue for the correction is entered by Setup HART Trim Level 125 mm The...

Страница 23: ...ia HART are denied and the entry to the setup menu is protected by a password The password is fixed to 746 If write protection has been turned on it has to be entered by and acknowledged by OK when ac...

Страница 24: ...tting of the tank shape and characteristic curve The transmitter allows selection of a tank shape according to VDI VDE 3519 page 1 DIN 28 011 28 013 Hereby the volume is calculated from the product le...

Страница 25: ...be mounted from top or bottom into the vessel This com mand turns the digital sup plied values in a way that the level and interface always count from zero bottom upwards Hereby the float has to be t...

Страница 26: ...outwards in direction of the pole max 25 mm from pole S Bar magnet Tri pole with pole disc radial S outwards in direction of the pole max 25 mm from pole S N S Tri pole with pole disc radial N in midd...

Страница 27: ...ossible channels are shown in the table below The unit of the measurement value and the number of displayed digits varies acc to the selected unit Bar graph Displays PV primary value as a bar graph Ac...

Страница 28: ...the display contrast The display is temperature compensated over the whole temperature range of the transmitter To enhance readability under difficult lightings the contrast can be adjusted Access Set...

Страница 29: ...error e g defective electronics the current will be set to 21 mA or 3 6 mA selectable If hold last value has been set in the 4 20 mA menu the last good current is kept Attention In multidrop mode avai...

Страница 30: ...mmands are upwards compatible Device From date MOS Comments HW Firmware 0 8 00 16 02 2007 Rev 0 1 8 10 07 07 2008 Rev 1 2 New HART commands 41 48 2 8 20 26 11 2008 Rev 3 4 New HART commands 34 42 damp...

Страница 31: ...or Current simulation or multi drop mode is active Wrong magnet type select ed Wrong mounting direction selected Sensor defective Check float stops Check float s density Remove magnetized mate rials o...

Страница 32: ...ttons remove blockade Contact service Display RAM fail ure Volatile memory defective Contact service Display HART Modem failure HART Modem defective Contact service Display DAC fail ure Digital to Ana...

Страница 33: ...d If there is thorough pollution in the application one should create service instruc tions If the sensor is defective return it back to repair to the manufacturer Attention Send in original packing A...

Страница 34: ...y The operator is responsible for qualified and proper usage of this sensor The manufacturer is responsible for the proper construction Improper mounting and usage of devices can lead to loss of guara...

Страница 35: ...environment from risks posed by adhering measuring material residues 8 1 Disassembly Only disassemble the measuring unit when it has been disconnected from voltage 8 2 Return shipment Use the origina...

Страница 36: ...er Niveau Messtechnik AG Heinrich Kuebler Platz 1 69439 Zwingenberg am Neckar Germany Phone 49 6263 87 0 Fax 49 6263 87 99 info ksr kuebler com www ksr kuebler com WIKA Alexander Wiegand SE Co KG Alex...

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