MESSKO MTeC EPT202 Operating Instructions Manual
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MESSKO MTeC EPT202 Operating Instructions Manual

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  • Page 2 ® MTeC - EPT20 EPT20 EPT20 EPT20 2 2 2 2 2 Digital Thermometer Digital Thermometer Digital Thermometer EPT20 Digital Thermometer Digital Thermometer www.messko.de Operating Instructions BA 2076/02/01 Messko Messko Messko Messko Messko...
  • Page 3 BA 2076/02/01...

  • Page 4: Table Of Contents

    Table of Contents 1 1 1 1 1 Gener Gener General al al al al ....................................Gener Gener ................................................................................................................................................5 5 5 5 5 Safety Instructions ..................................5 Use as Specified ................................... 5 Notes on the Operation of the Device ........................... 5 Design ......................................
  • Page 5 Table of Contents 7 7 7 7 7 Indication and P Indication and Par ar ar ar arameterization Indication and P ameterization ameterization ameterization ............................................................................................................ 18 Indication and P Indication and P ameterization ............................. Input and Output Configuration ............................18 Winding Specification Parameters ............................

  • Page 6: General Al Al Al Al

    1 General 1 1 1 1 1 Gener General al al al al Gener Use as Specified Use as Specified Use as Specified Use as Specified Use as Specified Gener Gener Together with a temperature sensor, the EPT202 device from the MTeC®...

  • Page 7: Capacity Features Of The Basic Device

    2 Technical Data Capacity Featur Capacity Featur Capacity Featur Capacity Featur Capacity Features of the Basic Device es of the Basic Device es of the Basic Device es of the Basic Device es of the Basic Device An Easy-Set function is also available with the visualization The basic device indicates one oil and winding temperature software with which the parameterization can be performed each on an LCD display.
  • Page 8 2 Technical Data Inputs Inputs Inputs Inputs Inputs Supply voltage: 100 to 240 V AC, 50 to 400 Hz 100 to 353 V DC optional: 20-72VDC Power consumption: Max. of 10 VA or 10 W Temperature sensor: Pt100 signal in accordance with IEC 751 in 2 or 3-conductor technology or 4 to 20 mA signal (active or passive), standard measuring range: -20 °C to +140 °C (others on request) Measuring converters can be provided for other input signals e.g.
  • Page 9 2 Technical Data Setting ranges Setting ranges Setting ranges Setting ranges Setting ranges Parameter Parameter Remarks Remarks Step Size Step Size Parameter Parameter Parameter Remarks Remarks Remarks Step Size Step Size Step Size Temperature range, analog output 1 Calibration at plant: -20 to +140 °C 1 °C (specifies the range of sensor input (others on request)

  • Page 10: Mounting

    For the dimensions, see the appendix (chap. 9.1). Arbitrary and incorrect work which is performed without previously consulting Messko is forbidden for safety reasons! Fig. 1 EPT202 as 19" subrack 42TE EPT202 as 19"...

  • Page 11: Ept202 For Installation In The Motor Drive Ed Of The Mr On-Load Tap-Changer

    ED of a MR on-load tap- changer or any other switching cabinet application. Installation is the same as previously described for the 19“ subrack in chapter 3.2. Please refer to the appendix for all relevant dimensions. Messko POWER ALARM TRIP ERROR Fig.

  • Page 12: Ct Input (Secondary Current Transformer)

    4 Electrical connection 4.2.2 4.2.2 4 to 20 mA active Sensor I 4.2.2 4 to 20 mA active Sensor I 4 to 20 mA active Sensor I 4 to 20 mA active Sensor I With the current outputs, the maximum load (total resistance 4.2.2 4.2.2 4 to 20 mA active Sensor I...

  • Page 13: Switching Contacts

    4 Electrical connection 24VDC Interface converter Schnittstellen Konverter RS485 / RS232 RS485 / RS232 RS232 RS485 120 Ohm RS485 120 Ohm GND A B GND A B GND A B 17 18 19 20 17 18 19 20 17 18 19 20 EPT202 EPT202 EPT202...

  • Page 14: Function Description

    5 Function Description 5 5 5 5 5 Function Description Function Description Function Description Function Description Function Description When a sensor with 4 to 20 mA output signal is used, the measuring range of the sensor output must comply to the temperature range of the EPT202.

  • Page 15: Load Change Operation

    5 Funktion Description The cooling stages are called COOLING 0 to COOLING 4 on When cooling stage ONAF1 was active for another 100 hours, the EPT202. The parameter record of the last cooling stage is the relays are then changed again. always active and thus provides the basis for the calculation The same principle applies when 3 or 4 cooling stages are of the winding temperature and life management...

  • Page 16: Datalogging

    5 Function Description Calculation in accordance with IEC 354, Calculation in accordance with IEC 354, 5.11 1 1 1 1 Masking Out the Winding T Masking Out the Winding T Masking Out the Winding Temper Masking Out the Winding T Masking Out the Winding T emper emper...

  • Page 17: Operation

    6 Operation 6 6 6 6 6 Oper Oper ation ation The SPI bus on the side can be used to connect extra modules Oper Operation Oper ation ation such as the CT with 2 extra CT inputs. The status LEDs signal the following operating states. Fr Fr Fr Fr Front plate ont plate ont plate...
  • Page 18 6 Operation Messwertanzeige When a device error occurs, this is Changing the main menu Changing the main menu Changing the main menu Changing the main menu Changing the main menu OIL-T -TEM EMP P Main indicated in the bottom line of 65,8 ,8 °...

  • Page 19: Ameterization

    7 Indication and Parameterization 7 7 7 7 7 Indication and P Indication and Par ar ar ar arameterization Indication and P ameterization ameterization Masking out the winding temperature Masking out the winding temperature Masking out the winding temperature Masking out the winding temperature Masking out the winding temperature Indication and P Indication and P...

  • Page 20: Switching Contacts

    7 Indication and Parameterization Time constant t t t t t P P P P P ar ar ar ar arameterizing the cooling-phase-specific winding ameterizing the cooling-phase-specific winding ameterizing the cooling-phase-specific winding ameterizing the cooling-phase-specific winding ameterizing the cooling-phase-specific winding Time constant Time constant Time constant...

  • Page 21: Manufacturer> Menu

    7 Indication and Parameterization Setting the switching point Setting the switching point Setting the switching point Setting the switching point Setting the switching point <OPERATOR> Menu <OPERATOR> Menu <OPERATOR> Menu <OPERATOR> Menu <OPERATOR> Menu Switch Point The temperature value can be set here at Information of the operator can be called <...

  • Page 22: Data-Logging> Menu

    7 Indication and Parameterization T T T T T emper emper emper emper emperatur atur atur ature corr atur e corr e corr e corr e correction ection ection ection ection <DataLog-Counts> and <DataLog-Counts> and <DataLog-Counts> and <DataLog-Counts> and <DataLog-Counts> and Temp-Correction_ <DataLog-Interval>...

  • Page 23: Peak-Values> Menu

    7 Indication and Parameterization Menu item <Life-Consumption> Menu item <Life-Consumption> Menu item <Life-Consumption> Menu item <Life-Consumption> Menu item <Life-Consumption> Life-Consumption. Life- e-Co Cons nsump umpti tion This menu item can be used to indicate 10,3 % current lifespan consumption. 7.9 <PEAK-VALUES> Menu 7.9 <PEAK-VALUES>...

  • Page 24: Visualization Software

    8 Visualization Software 8 8 8 8 8 Visualization Softwar Visualization Software e e e e Visualization Softwar Visualization Softwar Visualization Softwar Installation Installation Installation Installation Installation • Place the EPT202 monitor CD-ROM in its drive and start the EPT202 Setup.exe located there. Then select the desired installation language.

  • Page 25: Design Of The Software

    8 Visualization Software Design of the Softwar Design of the Softwar Design of the Software e e e e Design of the Softwar Design of the Softwar The screen of the visualization software is divided into 3 fields. • The menu items are located at the top. •...

  • Page 26: The Ept202 Monitor

    8 Visualization Software The EPT20 The EPT20 The EPT202-Monitor The EPT20 The EPT20 2-Monitor 2-Monitor 2-Monitor 2-Monitor The following states and parameters can be viewed in the <Monitor> field: Status of contacts S1 to S4 (red = on: contact is circuited) and designation of the assigned cooling stage (ONAF1 1 here).

  • Page 27: Settings> Menu

    8 Visualization Software <Settings> Menu <Settings> Menu <Settings> Menu <Settings> Menu <Settings> Menu After the software is started, the menu item <Settings> appears. When a field is clicked or a parameter was changed, this must always be confirmed. Press the <Confirm> button. Language: Language: Language:...

  • Page 28: Parameter> Menu

    8 Visualization Software <P <P <Par ar ar ar arameter> Menu <P <P ameter> Menu ameter> Menu ameter> Menu ameter> Menu The <Parameter> menu can be used to call the following functions. • Open file: Open file: Open file: Open file: If no device is connected with the software, you can use this to load parameter records and print them out. Open file: •...

  • Page 29: User> Menu

    8 Visualization Software <User> Menu <User> Menu <User> Menu <User> Menu <User> Menu The User menu can be used to make the basic settings of the EPT202. This menu item consists of 4 tabs. <User r <User range> tab <User r ange>...
  • Page 30 8 Visualization Software < Input/output configuration > tab < Input/output configuration > tab < Input/output configuration > tab < Input/output configuration > tab < Input/output configuration > tab • Ambient temperature: Ambient temperature: Ambient temperature: This function activates a recording of the ambient temperature. For further details, please refer to page Ambient temperature: Ambient temperature: 10 of chapter 4.2 (Electrical connection - Sensor inputs) as well as page 13 of chapter 5.2 (Function Description - Sensor...
  • Page 31 8 Visualization Software <Data logger settings > tab <Data logger settings > tab <Data logger settings > tab <Data logger settings > tab <Data logger settings > tab • • • • • Data logging: Data logging: Data logging: Data logging: Data logging: The top fields can be used to read the number of stored data records and the date of the first and the last entry.
  • Page 32 8 Visualization Software Excel file with r Excel file with r Excel file with read data: Excel file with r Excel file with r ead data: ead data: ead data: ead data: BA 2076/02/01...
  • Page 33 8 Visualization Software The Excel file for data storage contains the following information. • Set no. • Date • Time • Event • Status of the device: „Test mode 0“:Device 1: Visu (which test mode was activated) only applies when „test mode active“ = 1. „S1to S4, alarm, trip and error active shows which relay was switched.
  • Page 34 8 Visualization Software <Life consumption> tab <Life consumption> tab <Life consumption> tab <Life consumption> tab <Life consumption> tab This menu can be used to parameterize and display life consumption. The calculation can be switched off <OFF> under <Algorithm>, or the desired calculation algorithm can be selected: As per IEC 354 or as per ANSI/IEEE standard.

  • Page 35: Switching Points> Menu

    8 Visualization Software <Switching points> Menu <Switching points> Menu <Switching points> Menu <Switching points> Menu <Switching points> Menu Contacts S1 to S4 for cooling system control and the Alarm and Trip contacts are configured in the switching points menu. The parameterization of the individual fields is described below.

  • Page 36: Winding> Menu

    8 Visualization Software 5) Delay: 5) Delay: 5) Delay: The delay time of the contacts can be set in this field. The switching point must be exceeded by at least the set time. 5) Delay: 5) Delay: Otherwise the contact is not switched. The same behavior also applies to switching back. 6) Alternate: 6) Alternate: Clicking this field assigns the contact to load changing mode.

  • Page 37: Easy Set Function

    8 Visualization Software 1) Rated CT current: 1) Rated CT current: 1) Rated CT current: The rated CT current is the output current of the secondary current transformer at the rated load of the 1) Rated CT current: 1) Rated CT current: transformer.

  • Page 38: Device Data> Menu

    8 Visualization Software The individual fields must be parameterized in succession with the Easy Set function. The key can be used to change to the upper or lower field. The following three parameters must be set first. • Rated current transformer (1) •...

  • Page 39: Appendix

    9 Appendix 9. 9. 9. 9. 9. Appendix Appendix Appendix Appendix Appendix Dimension Drawing of the EPT202 for Rail Mounting Dimension Drawing of the EPT202 for Rail Mounting Dimension Drawing of the EPT202 for Rail Mounting Dimension Drawing of the EPT202 for Rail Mounting Dimension Drawing of the EPT202 for Rail Mounting 50 [1,969] 183 [7,205]...

  • Page 40: Dimension Drawing Of Ept202 For 19" Rack

    9 Appendix Dimension Drawing of EPT202 for 19" Rack Dimension Drawing of EPT202 for 19" Rack Dimension Drawing of EPT202 for 19" Rack Dimension Drawing of EPT202 for 19" Rack Dimension Drawing of EPT202 for 19" Rack 58 [2,283] 132 [5,197] Fig.

  • Page 41: Dimension Drawing Of Ept202 For Control Panel Mounting

    9 Appendix Dimension Drawing of EPT202 for Control Panel Mounting Dimension Drawing of EPT202 for Control Panel Mounting Dimension Drawing of EPT202 for Control Panel Mounting Dimension Drawing of EPT202 for Control Panel Mounting Dimension Drawing of EPT202 for Control Panel Mounting 142 [5,59] 177,2 [6,98] 58 [2,28]...

  • Page 42: Dimension Drawing Of Ept202 For Installation In Motor Drive Ed Of The Mr On-Load Tap-Changer

    9 Appendix Dimension Dr Dimension Dr Dimension Drawing of EPT20 Dimension Dr Dimension Dr awing of EPT20 awing of EPT20 awing of EPT202 for Installation in Motor Drive ED of the MR On-Load T awing of EPT20 2 for Installation in Motor Drive ED of the MR On-Load T 2 for Installation in Motor Drive ED of the MR On-Load T 2 for Installation in Motor Drive ED of the MR On-Load Tap-Changer 2 for Installation in Motor Drive ED of the MR On-Load T...

  • Page 43: Connection Diagram Of The Ept202 For Top-Hat Rail Mounting

    9 Appendix Connection Diagr Connection Diagr am of the EPT20 am of the EPT20 2 for T 2 for T op-Hat Rail Mounting op-Hat Rail Mounting Connection Diagr Connection Diagram of the EPT20 Connection Diagr am of the EPT20 am of the EPT202 for T 2 for T 2 for Top-Hat Rail Mounting op-Hat Rail Mounting...

  • Page 44: Connection Diagram Of The Ept202 For Control Panel Installation And 19" Subrack

    9 Appendix Connection Diagr Connection Diagr Connection Diagram of the EPT20 Connection Diagr Connection Diagr am of the EPT20 am of the EPT20 am of the EPT202 for Contr am of the EPT20 2 for Contr 2 for Contr 2 for Control P 2 for Contr ol P ol P...

  • Page 45: Circuit Diagram For 4 To 20 Ma Sensor Connection

    Circuit Diagram for 4 to 20 mA Sensor Connection Circuit Diagram for 4 to 20 mA Sensor Connection Kombi/TT MT-ST160SK/TT TT-PWM60 Combi/TT ϑ ϑ 13 14 12 13 9 10 Messko POWER ALARM TRIP ERROR EPT 202 24 25 33 34 39 40 Fig. 12 BA 2076/02/01...

  • Page 46: Circuit Diagram For Pt100 Sensor Connection

    Circuit Diagram for Pt100 Sensor Connection Circuit Diagram for Pt100 Sensor Connection Circuit Diagram for Pt100 Sensor Connection Circuit Diagram for Pt100 Sensor Connection Kombihülse / Combiwell Pt100 13 14 9 10 Messko POWER ALARM TRIP ERROR EPT 202 24 25 33 34 39 40 Fig.
  • Page 47 BA 2076/02/01...
  • Page 48 BA 2076/02/01...
  • Page 49 © Messko GmbH Phone: +49 (0)6171 / 6398 - 0 Gablonzer Strasse 25-27 Fax: +49 (0)6171 / 6398 - 98 61440 Oberursel E-Mail: info@messko.de Germany Important note: The information contained in all of our publications ma y differ in detail from the actual equipment delivered.
  • Page 50 ® MTeC - Digital Thermometer EPT20 EPT20 EPT20 EPT202 2 2 2 2 EPT20 www.messko.de Quick Reference Guide Messwertanzeige Login Change Key Code OIL-T -TEM EMP P Enter er K Key ey-Co -Code Chang nge Ke e Key-C y-Cod ode e 65,8 ,8 °...
  • Page 51 ® MTeC - Digital Thermometer EPT20 EPT20 EPT20 EPT202 2 2 2 2 EPT20 www.messko.de Quick Reference Guide Main Main Main Main * * * * * <-M <-MAN ANUF UFAC ACTUR TURER ER-> -> <-S <-SWI WITC TCH- H-POI POINT->...

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