KROHNE H250 M40 ESK4-Basic Supplementary Instructions Supplementary Instructions
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KROHNE H250 M40 ESK4-Basic Supplementary Instructions Supplementary Instructions

Signal converter for variable-area flowmeters, description of profibus interface
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H250 M40 ESK4
H250 M40 ESK4
H250 M40 ESK4
H250 M40 ESK4
Signal converter for variable-area flowmeters
Description of PROFIBUS interface
Description of PROFIBUS interface
Description of PROFIBUS interface
Description of PROFIBUS interface
The documentation is only complete when used in combination with the relevant
documentation of the flowmeter.
© KROHNE 03/2014 - 4002251801 - AD H250/M40 PROFIBUS R01 en
Supplementary instructions
Supplementary instructions
Supplementary instructions
Supplementary instructions

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Summary of Contents for KROHNE H250 M40 ESK4-Basic

  • Page 1 Description of PROFIBUS interface Description of PROFIBUS interface Description of PROFIBUS interface Description of PROFIBUS interface The documentation is only complete when used in combination with the relevant documentation of the flowmeter. © KROHNE 03/2014 - 4002251801 - AD H250/M40 PROFIBUS R01 en...

  • Page 2: Table Of Contents

    4.3 Ident. Number selector ....................12 4.4 Summary ........................16 4.5 Configuration of cyclic data transfer................16 4.6 Cyclic data........................17 4.6.1 Input data ..........................17 4.6.2 Output data..........................22 4.7 Diagnosis ........................23 www.krohne.com 03/2014 - 4002251801 - AD H250/M40 PROFIBUS R01 en...

  • Page 3: Safety Instructions

    Install ESK4 PROFIBUS-PA PDM is needed (available as download from KROHNE ‘Download Center’ on the internet or on CD-ROM from KROHNE). For installing the DD with the Device Install refer to the “PDM Manual” section:”Integrating Devices”. Please read also the “readme.txt”, which is also contained in the Device Install.

  • Page 4: Profibus Pa

    (e.g. PLC) as well as acyclic services for operating with engineering tools (e.g. DD/DTM based tools) are supported. The PROFIBUS station address can be set via a hardware switch or via PROFIBUS services. www.krohne.com 03/2014 - 4002251801 - AD H250/M40 PROFIBUS R01 en...

  • Page 5: Profibus Pa Profile Implementation

    Totalized mass flowrate (Default setting) 1 Selection of measuring data can be changed by modifying the channel parameter via acyclic PROFIBUS services. The calibration units are used as default units. 03/2014 - 4002251801 - AD H250/M40 PROFIBUS R01 en www.krohne.com...

  • Page 6: Technical Data

    Bus powered 9...24 VDC - intrinsically safe Basic current 16 mA Maximum error current 23 mA Start current after 10 ms lower than basic current Polarity sensitivity Minimum cycle time 250 ms www.krohne.com 03/2014 - 4002251801 - AD H250/M40 PROFIBUS R01 en...
  • Page 7 2 tools Function blocks 1 Physical Block 1 Flow Transducer Block (Variable area) 1 Level Transducer Block 1 Analog Input Function Block 2 Totalizer Function Blocks 03/2014 - 4002251801 - AD H250/M40 PROFIBUS R01 en www.krohne.com...

  • Page 8: Electrical Connection

    6 HART device 7 More devices with 4…20 mA 8 Analogue I/O module Refer also to the PROFIBUS PA User and Installation Guideline (Version 2.2, February 2003 PNO Order No. 2.092). www.krohne.com 03/2014 - 4002251801 - AD H250/M40 PROFIBUS R01 en...

  • Page 9: Electrical Connection For Signal Converter

    The signal converter must be properly grounded to avoid personnel shock hazard. All directions, operating data and connection diagrams do not apply to devices used in hazardous areas; in such cases, read the special Ex instructions without fail! 03/2014 - 4002251801 - AD H250/M40 PROFIBUS R01 en www.krohne.com...

  • Page 10: Commissioning / Operation

    “off”; i.e. write protection is disabled and station address set to an invalid value (127). According to the PROFIBUS PA Profile 3.02 the following rules are considered in conjunction with the hardware switch: www.krohne.com 03/2014 - 4002251801 - AD H250/M40 PROFIBUS R01 en...

  • Page 11: Gsd Files

    Follow the instructions in the manual of the host supplier when installing GSD file and supplementary files. The GSD files of all KROHNE devices with PROFIBUS PA interface are available at the KROHNE internet site for download.

  • Page 12: Ident. Number Selector

    The active Ident. Number has to be selected by the user via an engineering tool in this case. The parameter IDENT_NUMBER_SELECTOR has to be set to a fixed Ident. Number. www.krohne.com 03/2014 - 4002251801 - AD H250/M40 PROFIBUS R01 en...
  • Page 13 Take care that “Condensed Status” is not supported by this file. INFORMATION! If another GSD file is used in the PROFIBUS master system the cyclic data transfer cannot be established in this setting. 03/2014 - 4002251801 - AD H250/M40 PROFIBUS R01 en www.krohne.com...
  • Page 14 Take care that “Condensed Status” is not supported in this mode for compatibility reasons. INFORMATION! If another GSD file is used in the PROFIBUS master system the cyclic data transfer cannot be established in this setting. www.krohne.com 03/2014 - 4002251801 - AD H250/M40 PROFIBUS R01 en...
  • Page 15 Extended diagnosis information is still available on this way. INFORMATION! This operation mode cannot be entered via the Automatic adaptation mode (see above). 03/2014 - 4002251801 - AD H250/M40 PROFIBUS R01 en www.krohne.com...

  • Page 16: Summary

    If an “Empty Module” is assigned to a slot no data will be sent for the corresponding function block and all function block data following this empty module will move up one position. www.krohne.com 03/2014 - 4002251801 - AD H250/M40 PROFIBUS R01 en...

  • Page 17: Cyclic Data

    * (1 + Mantissa) (129 – 127) value = (-1) * (1 + 2 value = 1 * 4 * (1 + 0.5 + 0.25 + 0.125) value = 7.5 03/2014 - 4002251801 - AD H250/M40 PROFIBUS R01 en www.krohne.com...
  • Page 18 PROFIBUS devices. The coding is shown in the following table: Quality Quality substatus Limits = bad = uncertain = good (Non Cascade) = good (Cascade) - not supported www.krohne.com 03/2014 - 4002251801 - AD H250/M40 PROFIBUS R01 en...
  • Page 19 = initiate fail safe (not provided by ESK4-PA) = maintenance required = maintenance demanded = function check Status = Limits Quality Quality substatus Limits = ok = low limited = high limited = constant 03/2014 - 4002251801 - AD H250/M40 PROFIBUS R01 en www.krohne.com...
  • Page 20 = non-specific = configuration error = not connected = device failure = sensor failure = no communication (last usable value) = no communication (no usable value) = out of service www.krohne.com 03/2014 - 4002251801 - AD H250/M40 PROFIBUS R01 en...
  • Page 21 Good (Non Cascade): function block output value is ok and can be used without restrictions Good (Non Cascade): • Good (Cascade): Good (Cascade): Good (Cascade): will not be supported, because it is not applicable for the device Good (Cascade): 03/2014 - 4002251801 - AD H250/M40 PROFIBUS R01 en www.krohne.com...

  • Page 22: Output Data

    32). If the value of SetTot changes from “2” to “0” the totalizer starts counting from the current value defined by PresetTot. Other values are not accepted for SetTot. Values are ignored; totalizer remains in its last valid setting. www.krohne.com 03/2014 - 4002251801 - AD H250/M40 PROFIBUS R01 en...

  • Page 23: Diagnosis

    The following tables show the diagnosis events which are reported for different settings. The bit number is equal to the counting within the GSD file. It represents the position in the device-related diagnostic field of the Slave_Diag service. 03/2014 - 4002251801 - AD H250/M40 PROFIBUS R01 en www.krohne.com...
  • Page 24 SE – Memory corruption detected Restart the device; if the error occurs again the device must be sent back to the manufacturer with an indication of the error. www.krohne.com 03/2014 - 4002251801 - AD H250/M40 PROFIBUS R01 en...
  • Page 25 2 Indication is supported if Condensed Diagnosis is active only. 3 Indication is supported in cyclic diagnosis only if Ident. Number 4531hex is active. Nevertheless it is available always via acyclic access (e.g. by using DD/DTM). 03/2014 - 4002251801 - AD H250/M40 PROFIBUS R01 en www.krohne.com...
  • Page 26 Activate linearization or carry it out again (HART® communication and linearization software are No ADC FullCal required; the original calibration values must be known), or send the device back to the manufacturer for linearization. www.krohne.com 03/2014 - 4002251801 - AD H250/M40 PROFIBUS R01 en...
  • Page 27 1 Indication is supported in cyclic diagnosis only if Ident. Number F201hex is active. 03/2014 - 4002251801 - AD H250/M40 PROFIBUS R01 en www.krohne.com...
  • Page 28 Measuring systems for the marine industry Head Office KROHNE Messtechnik GmbH Ludwig-Krohne-Str. 5 47058 Duisburg (Germany) Tel.:+49 203 301 0 Fax:+49 203 301 103 89 info@krohne.com The current list of all KROHNE contacts and addresses can be found at: www.krohne.com...

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H250 m40 esk4-pa

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