Search results

You may enter multiple names here.
  1. T

    BN VIBRATION SENSOR 4-20MA

    What?
  2. T

    BN VIBRATION SENSOR 4-20MA

    I have anothe Q If the sensor range 0- 20 mm/s And DCS configuration is 0-15 mm/s How to know the corrct reading in DCS?
  3. T

    BN VIBRATION SENSOR 4-20MA

    Hi all Realy this problem strange for us. No actual high vibration observed during pump running. We replace 3 sensors of BN and same issue. The last time i replaced to another manufacture and the sensor is working fine without any huntting. We do not know if these sensor are malfunction or...
  4. T

    BN VIBRATION SENSOR 4-20MA

    Is any one used another manufacture of BN 4-20 ma vibration sensor. I am planning to replace it to another type. Realy BN make us on truble and can not trust on vibration.
  5. T

    BN VIBRATION SENSOR 4-20MA

    This is for High presure motor for Ro The problem observed during the start up of motor and the reading fluctuating until the motor trip take around 10 MIN
  6. T

    BN VIBRATION SENSOR 4-20MA

    Sensor model BENTLY NEVADA 177230-01-01-5 The sensor was replaced with new one also the cable replaced And the issue same.
  7. T

    BN VIBRATION SENSOR 4-20MA

    Greeting all, We have BN vibration sensors 4-20 MA There is issue with the reading some times become spikes and trip the motor These observed only when start the moter but when tge motor off the reading stable. We repkace the sensor with new cable but the same issue The third try we replave the...
  8. T

    PROFIBUS PA INSTRUMENTS

    For yokogawa What is diffrent between - Device specific GSD file -Profile GSD file I confuse on type of GSD files and which one is correct. And what is DTM files?
  9. T

    PROFIBUS PA INSTRUMENTS

    Hello all, We have yokogawa analyzer model PH202G PH ANALYZER Profibus PA , we replaced it to new model FLXA21 BUT we found the transmitter not working with DCS system. We check all but still not working we refix the old model and work with DCS. I want know is the GSD file work with same models...
  10. T

    Analyzers Cabinets

    The operaating temperature limits known for amalyzer. But i mean regarding the temperature of sample lines for the analyzer , I afried if we do not put AC the reading become not accurate. The exsiting enclosure have AC because there are some analyzer have Reagent but now we replaced to another...
  11. T

    Analyzers Cabinets

    Greeting We are planning to replace the analyzers panel from steel to GRP Is it required to put AC conditioner inside the panel or no need. We have Ph, conductivity ,ORP and free chlorine analyzer all with no need reagent. If there is no AC , is the reading of analyzer give wrong reading.
  12. T

    CONDUCTIVITY ANALYZER ISSUE !!

    Around 1300 micro s/cm We can accepte error up to 100 micro s/cm
  13. T

    CONDUCTIVITY ANALYZER ISSUE !!

    We measure the product water our analyzer reading 1100 micro S/cm And portable instrument measure 1300 micro s/m And lab instrument measure 1380 micro s/cm For that i said there is diffrence 200 micro S/Cm
  14. T

    CONDUCTIVITY ANALYZER ISSUE !!

    Greeting We have conductivtiy analyzer We calibrated with certified puffer solution with 1400 micro/c and 100 micro s/c But when put the sensor in process the instrument reading more higher the actual reading in 200 micro s/c Also with lab instrument not matching there is big deffrence in...
  15. T

    AUMA CONTROER AC01.2

    There is no faults on display Only not ready for operation appear on DCS faceplate But we find the controller operate 2% on open and close with out any command from operator somthing stange for us
  16. T

    Foundation Fieldbus to Profibus Converter

    As per experinces with profibus The hart protocol is best way and easier . The profibus have problem with communication disturb.
  17. T

    AUMA CONTROER AC01.2

    Hello all, We have issue with Auma controller for MOV Which is profibus Dp. Is giving always indication" Not ready for operation " This controller is new and do not know why this happen? Also the Auma do not know why this happen? Really we have much notes with Auma controllers in our plant . If...
  18. T

    Calibration sheet forms

    Hello all, I need the calibration sheet form for instruments like pressure gauges, temeprature indicators , pressure transmitters ,DP and control valves. If somebodt have any forms please attache. These form need it for shutdown maintenece schedules for Ro.
  19. T

    Bently Nevada Vibration sensor with DCS issue

    What is your problem with sensors?
  20. T

    Bently Nevada Vibration sensor with DCS issue

    We used diffrent type of vibration sensor And become ok. So, BN vibration sensors are very sensitive to any disturbance in loops or in field.
Top