KSB Magnochem-Bloc Supplementary Operating Manual
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KSB Magnochem-Bloc Supplementary Operating Manual

KSB Magnochem-Bloc Supplementary Operating Manual

Monitoring systems
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Monitoring Systems
Magnochem
Magnochem-Bloc
Supplementary Operating
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  • Page 1 Monitoring Systems Magnochem Magnochem-Bloc Supplementary Operating Manual...
  • Page 2 All rights reserved. The contents provided herein must neither be distributed, copied, reproduced, edited or processed for any other purpose, nor otherwise transmitted, published or made available to a third party without the manufacturer's express written consent. Subject to technical modification without prior notice. © KSB Aktiengesellschaft, Frankenthal 14.04.2014...

  • Page 3: Table Of Contents

    Contents Contents General ....................4 Temperature Monitoring Sensors ............5 Temperature monitoring at the containment shroud via the PT100 resistance thermometer ...................5 Temperature monitoring at the containment shroud via a mineral- insulated thermocouple ................. 14 Fill Level Monitoring Sensors .............22 Monitoring for dry running/formation of a potentially explosive atmosphere using a level transmitter ............

  • Page 4: General

    All information contained in the operating/installation manual must be observed. Table 1: Relevant operating manuals Type series Reference number of the operating/installation manual Magnochem 2739.8 Magnochem-Bloc 2749.8 Manufacturer's product For accessories and/or integrated machinery components observe the relevant literature manufacturer's product literature. 4 of 50 Monitoring Systems...

  • Page 5: Temperature Monitoring Sensors

    ▪ Desynchronisation of magnetic coupling The maximum surface temperature occurs at the containment shroud tube in the magnetic coupling area. KSB offers the following measuring instruments to detect an impermissible increase in temperature at the containment shroud: ▪ PT100 resistance thermometer For design and operational reasons, the PT100 resistance thermometer cannot detect the maximum surface temperature that occurs at the containment shroud.
  • Page 6 Output signal 4 - 20 mA None with ≤ 30 m ≥ 30 m ✘ ✘ TR 55 ✘ ✘ Ksb-4,13,xx,02 ✘ ✘ ✘ ✘ ✘ Ksb-4,13,xx,01 M16x1,5 SW17 SW19 (G Fig. 1: PT100 resistance thermometer (TR 55) PT100 (TR 55)
  • Page 7 This measuring range only applies when the PT100 resistance thermometer is used for designs with a leakage barrier. A larger measuring range (-40 to +200 °C) is possible for designs without a leakage barrier. Coordination with KSB required. Monitoring Systems...
  • Page 8 2 Temperature Monitoring Sensors Table 7: Technical data of connection head (Ksb-4,13,xx,02) Feature Value Design, head Enclosure, head IP65 Material Aluminium Cable connection M20×1.5 Table 8: Characteristic values for explosion protection (Ksb-4,13,xx,02) Feature Value Explosion protection, intrinsic safety 2G Ex ia II C T5/T6...
  • Page 9 2 Temperature Monitoring Sensors Feature Value Material Aluminium Cable connection M20×1.5 Table 11: Characteristic values for explosion protection (Ksb-4,13,xx,01) Feature Value Explosion protection, intrinsic safety 2G E Ex ia II C T5/T6 CE conformity marking BVS 03 ATEX E 292...
  • Page 10 2 Temperature Monitoring Sensors Fig. 4: Installation location of the PT100 resistance thermometer PT100 resistance thermometer Bearing bracket lantern Containment shroud Remove the screw plug from the 4M.3 connection. Screw the compression fitting up to the stop. Insert the PT100 resistance thermometer into the fitting up to the stop or until the tip of the resistance thermometer contacts the containment shroud or its intermediate piece.
  • Page 11 Fig. 6: Terminal assignment for PT100 four-wire system, pressure-proof (Ksb-4,13,xx, Terminal assignment, four- wire system for Ksb-4,13,xx,01 (T24) Fig. 7: Terminal assignment for PT100 including head transmitter (Ksb-4,13,xx,01 with T24) Open the connection head. Connect the PT100 resistance thermometer. (Observe terminal assignment. See illustrations.)
  • Page 12 Fig. 8: Design of measuring chain Description, measuring chain 1 (potentially explosive atmosphere) Measuring chain 1 comprises the following elements: Table 13: Description, measuring chain 1 (potentially explosive atmosphere) Element KSB device For details, refer to... recommendation (⇨ Section 2.1.2 Page 6) PT100 resistance thermometer...
  • Page 13 2 Temperature Monitoring Sensors Table 16: Description, measuring chain 4 Element KSB device For details, refer to... recommendation (⇨ Section 2.1.2 Page 6) PT100 resistance thermometer Ksb-4,13,xx,1 with head transmitter (⇨ Section 5.1 Page 40) Limit switch DGW 1.00 or DGW 4.00 2.1.6...

  • Page 14: Temperature Monitoring At The Containment Shroud Via A Mineral- Insulated Thermocouple

    ▪ Check operating conditions. ▪ Dismantle and clean pump (if required). ▪ Re-determine initial value. Consultation with KSB/KSB Service is required if the initial value is unchanged. Determining limit values for operating statuses Intended operation The initial value determined corresponds to the temperature at the containment shroud during intended operation.
  • Page 15 2 Temperature Monitoring Sensors Characteristic Value Sheath lengths, depending on size 130 and 230 mm Connection cable material PTFE Connection cable diameter 3.5 mm Connection cable length Output signal in µV Table 19: Technical data of head transmitter Feature Value Type Design Head-mounted version, explosion-proof...
  • Page 16 Potential influences on monitoring via induction or eddy currents are limited by design measures. Retrofitting or modifications must be carried out in the factory or by specialist personnel authorised by KSB. The mineral-insulated thermocouple is integrated in the pump at the factory. It is affixed on containment shroud 82-15 and cannot be removed.
  • Page 17 2 Temperature Monitoring Sensors Fitting the bearing bracket lantern on the containment shroud ▪ Prior to placing bearing bracket lantern 344 on casing cover 161: – Carefully guide the connection cable of the mineral-insulated thermocouple through connection 4M.3 at bearing bracket lantern 344 from the inside to the outside.
  • Page 18 White Green Mineral-insulated thermocouple with head transmitter DANGER Use of a head transmitter other than the one recommended by KSB Explosion hazard! Deviating/corrupted readings! ▷ Use the T12 head transmitter recommended by KSB. Fig. 13: Terminal assignment, mineral-insulated thermocouple with head transmitter...
  • Page 19 Fig. 14: Measuring chain design Description, measuring chain 1 (potentially explosive atmosphere) Measuring chain 1 comprises the following elements: Table 21: Description, measuring chain 1 (potentially explosive atmosphere) Element KSB device For details, refer to... recommendation (⇨ Section 2.2.2 Page 14) Mineral-insulated...
  • Page 20 2 Temperature Monitoring Sensors 2.2.6 Analysis of output signals 2.2.6.1 Determining the limit value In a potentially explosive atmosphere, the maximum permissible surface temperature is dictated by the temperature class. The maximum permissible operating temperature of the pump is specified in the data sheet. Observe the following additional requirements when determining the limit value for the maximum surface temperature at the containment shroud: Table 24: Temperature limits...
  • Page 21 ▪ Check operating conditions. ▪ Dismantle and clean pump (if required). ▪ Re-determine initial value. Consultation with KSB/KSB Service is required if the initial value is unchanged. Determining limit values for operating statuses Intended operation The initial value determined corresponds to the temperature at the containment shroud during intended operation.

  • Page 22: Fill Level Monitoring Sensors

    KSB offers a level transmitter (Liquiphant) to monitor the fill level. The level transmitter protects against the following failures depending on the place of installation: ▪...
  • Page 23 3 Fill Level Monitoring Sensors 3.1.3 Installing the level transmitter in the pipeline The level transmitter can assume different monitoring tasks, depending on the place of installation. Whether the level transmitter is installed on the suction or discharge side is a function of the system or process. Observe the following table when selecting the place of installation.
  • Page 24 The installation height must amount to at least h (middle of suction nozzle). To ensure that the level transmitter can assume comprehensive monitoring tasks, KSB recommends that you position the transmitter at the height of the discharge nozzle or higher (>= h Select the proper installation height (observe "Recommended place of...
  • Page 25 3 Fill Level Monitoring Sensors NOTE To ensure that a change in the fill level can be detected reliably and as early as possible, the fork of the level transmitter must be correctly positioned with the "O" marking on hexagon head WAF2 pointing upwards. Align the level transmitter such that the "O"...
  • Page 26 3 Fill Level Monitoring Sensors Fig. 19: Electrical connection of level transmitter Isolating amplifier to IEC 60947-5-6 (NAMUR) Electrically connect level transmitter (Liquiphant) (observe "Electrically connect level transmitter" illustration.) Note/observe the setting for the switch and correct if necessary. (⇨ Section 4.1.2 Page 28) (⇨...
  • Page 27 3 Fill Level Monitoring Sensors Description, measuring chain 1 (potentially explosive atmosphere) Measuring chain 1 comprises the following elements: Table 28: Description, measuring chain 1 (potentially explosive atmosphere) Element KSB device For details, refer to... recommendation (⇨ Section 3 Page 22) Level transmitter Liquiphant M FTL50 (⇨...

  • Page 28: Leakage Monitor Sensors

    If a leak occurs and the model with leakage barrier is used, the fluid handled is collected between the containment shroud and the bearing bracket lantern. To detect a leak that has occurred as a result of a failure, KSB offers the following monitoring options: ▪...
  • Page 29 4 Leakage Monitor Sensors Inside the connection head of the level transmitter (Liquiphant) is the FEL56 electronic module. Two miniature switches (for max./min.) are integrated in this electronic module. The level transmitter (Liquiphant) is operational when the miniature switches on the electronic module are set. Table 31: Setting of level transmitter (Liquiphant) - Leakage monitoring Switch Position...
  • Page 30 4 Leakage Monitor Sensors Fig. 22: Electrical connection of level transmitter Isolating amplifier to IEC 60947-5-6 (NAMUR) Electrically connect level transmitter (Liquiphant) (observe "Electrically connect level transmitter" illustration.) Note/observe the setting for the switch and correct if necessary. (⇨ Section 4.1.2 Page 28) (⇨...

  • Page 31: Leakage Monitoring Via Pressure Switch

    4 Leakage Monitor Sensors Description, measuring chain 1 (potentially explosive atmosphere) Measuring chain 1 comprises the following elements: Table 32: Description, measuring chain 1 (potentially explosive atmosphere) Element KSB device For details, refer to... recommendation (⇨ Section 3 Page 22) Level transmitter Liquiphant M FTL50 (⇨...
  • Page 32 4 Leakage Monitor Sensors Characteristic Value Start-up pressure 3 bar (programmable with additional device) Stop pressure 1.5 bar (programmable with additional device) Switching output 1×PNP, NC contact Switching mechanism PNP NC contact opens at p > 3 bar In-service load ≤...

  • Page 33: Leakage Monitoring Via Contact Pressure Gauge

    Fig. 26: Design of measuring chain Description, measuring chain 1 (potentially explosive atmosphere) Measuring chain 1 comprises the following elements: Table 36: Description, measuring chain 1 (potentially explosive atmosphere) Element KSB device For details, refer to... recommendation (⇨ Section 4 Page 28) Pressure switch EDS 4348 (⇨...
  • Page 34 4 Leakage Monitor Sensors The pressure level is a function of the inlet pressure and the head. The contact pressure gauge detects an increase in pressure in the bearing bracket lantern and opens the electrical contact when the limit value is exceeded. The increase in pressure in the bearing bracket lantern can be directly ready at the pump via the pressure gauge display.
  • Page 35 4 Leakage Monitor Sensors Fig. 28: Installing the contact pressure gauge Bearing bracket lantern Contact pressure gauge (8M.1 connection) Remove screw plug from 8M.1 connection. Screw contact pressure gauge into bore with G1/4 thread. Align pressure gauge display as required. 4.3.4 Electrical connection of contact pressure gauge DANGER...

  • Page 36: Leakage Monitoring Via Pressure Transmitter

    Fig. 30: Design of measuring chain Description, measuring chain 1 (potentially explosive atmosphere) Measuring chain 1 comprises the following elements: Table 38: Description, measuring chain 1 (potentially explosive atmosphere) Element KSB device For details, refer to... recommendation (⇨ Section 4 Page 28) Contact pressure gauge PGS23.100 with...
  • Page 37 4 Leakage Monitor Sensors 4.4.2 Technical data of pressure transmitter G1/2 Fig. 31: Pressure transmitter Table 40: Technical data of pressure transmitter Characteristic Value Sensor type Pressure transmitter Type IS-20-S Measuring range 0 - 25 bar Overload limit 50 bar Wetted parts material CrNi steel Explosion protection...
  • Page 38 4 Leakage Monitor Sensors Fig. 32: Installing the pressure transmitter Bearing bracket lantern Pressure transmitter (8M.1 connection) Adapter G1/4-G1/2 Remove screw plug from 8M.1 connection. Screw adapter G1/4-G1/2 into bore. Screw pressure transmitter into adapter G1/4-G1/2. Align connection head as required. 4.4.4 Electrical connection of pressure transmitter DANGER...
  • Page 39 Fig. 34: Design of measuring chain Description, measuring chain 1 (potentially explosive atmosphere) Measuring chain 1 comprises the following elements: Table 43: Description, measuring chain 1 (potentially explosive atmosphere) Element KSB device recommendation For details, refer to... (⇨ Section 4 Pressure transmitter...

  • Page 40: Sensor Accessories

    This must be taken into account when selecting the limit switch. The following limit switches can be ordered from KSB: Table 45: Limit switch Output signal,...
  • Page 41 5 Sensor Accessories 5.1.1 Additional information, limit switch CF1M 5.1.1.1 Technical data, limit switch CF1M D00784/1 136.5 Fig. 37: Dimensions Table 46: Technical data, limit switch CF1M Characteristic Value Type CF1M Power supply 95 - 240 V AC, 50/60 Hz Power consumption Approx.
  • Page 42 If additional parameters are displayed during the check or the values displayed do not match the values given in the table (exception: limit value, parameter 0.1), the limit switch is not operational and must not be used. In such cases, please contact KSB. 42 of 50 Monitoring Systems...
  • Page 43 5 Sensor Accessories Table 47: Parameter settings, limit switch Parameter level Description Value Display, limit switch (level No.) Parameter Value Set value (here: limit value) e.g. 50 °C (pump-specific) Proportional band 0 (= on/off behaviour) Display preselection PV (= actual value) (actual/set value) Parameter locking function Lc2 (only set value can be...

  • Page 44: Additional Components In Potentially Explosive Atmosphere

    (see "Schematic representation of measuring chain" illustration). Also observe the circuit diagrams (⇨ Section 6 Page 47) . The following signal isolators can be ordered from KSB (observe assignment to sensor and output signal): Table 49: Signal isolator...
  • Page 45 5 Sensor Accessories Table 50: Zener barrier Sensor Analog output signal Digital KSB device For product literature, output recommendation signal in mA in ohms Description Type ✘ PT100 Barrier Z954 Manufacturer/type leaflet ✘ Pressure switch Zener Z787 Manufacturer/type leaflet barrier 5.2.1...
  • Page 46 5 Sensor Accessories 5.2.2 Technical data of zener barrier Zener barrier Z954 Table 54: Technical data of zener barrier Z954 Characteristic Value Type Zener barrier Z954 Explosion protection [Ex ia] IIC Approval number BAS 01 ATEX 7005 Casing Can be snap-mounted on 35 mm standard rail to DIN EN 60715 Max.

  • Page 47: Related Documents

    6 Related Documents 6 Related Documents 6.1 Circuit diagram for PT100 resistance thermometer 1- - rot / red rot / red weiß / white Fig. 39: Example of temperature monitoring at containment shroud with PT100 resistance thermometer Type designation Designation FTL325N Isolating amplifier CF1M...

  • Page 48: Circuit Diagram For Mineral-Insulated Thermocouple

    6 Related Documents 6.2 Circuit diagram for mineral-insulated thermocouple weiß / white grün / green Fig. 40: Example of temperature monitoring at the containment shroud via a mineral- insulated thermocouple Type designation Designation DWG4.0 Controller/display with current input T12.10 Head transmitter FTL325N Isolating amplifier Liquiphant M...

  • Page 49: Index

    Index Index Circuit diagram Parameter settings 43 Mineral-insulated thermocouple 48 PT100 resistance thermometer 5 PT100 resistance thermometer 47 Contact pressure gauge 33 Setting of level transmitter Leakage monitoring 29 Determining limit value 14, 21 Level measurement 22 Determining the initial value 13, 20 Steady state 14, 21 Determining the limit value 13, 20 Technical data...
  • Page 50 KSB Aktiengesellschaft 67225 Frankenthal • Johann-Klein-Str. 9 • 67227 Frankenthal (Germany) Tel. +49 6233 86-0 • Fax +49 6233 86-3401 www.ksb.com...

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