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MR MESSKO MT-ST TRASY2 Operating Instructions Manual

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Pointer thermometer
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MESSKO
MT-ST TRASY2
Operating instructions
5835912/01 EN

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Summary of Contents for MR MESSKO MT-ST TRASY2

  • Page 1 Pointer thermometer ® MESSKO MT-ST TRASY2 Operating instructions 5835912/01 EN...
  • Page 2 © All rights reserved by Maschinenfabrik Reinhausen Dissemination and reproduction of this document and use and disclosure of its content are strictly prohibited unless expressly permitted. Infringements will result in liability for compensation. All rights reserved in the event of the granting of patents, utility models or designs. The product may have been altered since this document was published.

  • Page 3: Table Of Contents

    Table of contents Introduction................ 6 Manufacturer.................. 6 Completeness..................  6 Safekeeping.................. 6 Notation conventions ...............  6 1.4.1 Hazard communication system .............. 6 1.4.2 Information system.................. 8 1.4.3 Instruction system .................. 8 1.4.4 Typographic conventions ................ 9 Security ................ 10 Appropriate use ................ 10 Fundamental Safety Instructions ...........
  • Page 4 Table of contents Suitability, structure and production.......... 24 Markings .................. 24 Transportation, receipt and handling of shipments...... 24 Storage of shipments.............. 26 Further transport ................ 26 Installation and commissioning........ 27 Transporting in the installed state.......... 28 Checking measured temperature values ........ 28 Mounting the pointer thermometer..........
  • Page 5 Table of contents Maintenance, inspection and care ........ 57 Disposal................ 58 SVHC information in accordance with the REACH regulation.. 58 Technical data.............. 59 Technical data – oil temperature / winding temperature.... 59 Micro-switches ................ 60 Technical data – accessories ............ 63 Appendix ................ 66 10.1 MESSKO®...

  • Page 6: Introduction

    Germany Tel.: +49 941 4090-0 E-mail: sales@reinhausen.com Internet: www.reinhausen.com MR Reinhausen customer portal: https://portal.reinhausen.com Further information on the product and copies of this technical file are avail- able from this address if required. 1.2 Completeness This technical file is incomplete without the supporting documents: ▪...
  • Page 7 1 Introduction 1.4.1.1 Warning relating to section Warnings relating to sections refer to entire chapters or sections, sub-sec- tions or several paragraphs within this technical document. Warnings relat- ing to sections have the following format: WARNING Type of danger! Source of the danger and its consequences. ►...

  • Page 8: Information System

    1 Introduction Pictogram Meaning Warning of a danger point Warning of dangerous electrical voltage Warning of combustible substances Warning of danger of tipping Warning of hot surface Table 2: Pictograms used in warning notices 1.4.2 Information system Information is designed to simplify and improve understanding of particular procedures.

  • Page 9: Typographic Conventions

    1 Introduction Single-step instructions Instructions which consist of only a single process step are structured as fol- lows: Aim of action ü Requirements (optional). ► Step 1 of 1. ð Result of step (optional). ð Result of action (optional). Multi-step instructions Instructions which consist of several process steps are structured as follows: Aim of action ü...

  • Page 10: Security

    2 Security This technical document contains detailed descriptions on the safe and proper installation, connection, commissioning and monitoring of the prod- uct. ▪ Read this technical file through carefully to familiarize yourself with the product. ▪ This technical file is a part of the product. ▪...

  • Page 11: Fundamental Safety Instructions

    2 Security 2.2 Fundamental Safety Instructions To prevent accidents, disruptions and damage as well as unacceptable ad- verse effects on the environment, those responsible for transport, installa- tion, operation, maintenance and disposal of the product or parts of the prod- uct must ensure the following: Personal protective equipment Loosely worn or unsuitable clothing increases the danger of becoming...
  • Page 12 2 Security Explosion protection Highly flammable or explosive gases, vapors and dusts can cause serious explosions and fire. ▪ Do not install or operate the product in areas where a risk of explosion is present. Safety markings Warning signs and safety information plates are safety markings on the product.
  • Page 13 2 Security Working during operation You must only operate the product when it is in a sound operational condi- tion. Otherwise it poses a danger to life and limb. ▪ Regularly check the operational reliability of safety equipment. ▪ Perform the inspection tasks described in this technical document regu- larly.
  • Page 14 2 Security 2.4 Personal protective equipment Personal protective equipment must be worn during work to minimize risks to health. ▪ Always wear the personal protective equipment required for the job at hand. ▪ Never wear damaged personal protective equipment. ▪ Observe information about personal protective equipment provided in the work area.

  • Page 15: Product Description

    3 Product description This chapter contains an overview of the design and function of the product. 3.1 Scope of delivery The product is packaged with protection against moisture and is delivered as follows: ▪ Pointer thermometer with temperature sensor ▪ Technical documents Optional: ▪...
  • Page 16 3 Product description sensor is located in a thermo well, combi well or ZT-F2.1 temperature trans- mitter. These in turn are mounted in a thermometer pocket which is embed- ded in the transformer. Figure 1: Example of temperature measurement and temperature display 1 Transformer 2 Temperature transmitter 3 Pointer thermometer for winding...

  • Page 17: Design

    3 Product description 3.3 Design 3.3.1 Design/versions Figure 2: TRASY2 product versions 1 TRASY2 MT-STW160F2 – winding 2 TRASY2 MT-ST160F – oil temper- temperature ature 3 MESSKO® ZT-F2.1 transformer 4 Combi well (with Pt100 and/or 4… temperature transmitter (with 20 mA) Pt100 and/or 4…20 mA) 5835912/01 EN...

  • Page 18: Trasy2 Overview

    3 Product description 3.3.2 TRASY2 overview Depending on your order, the pointer thermometer features cable glands or NPT adapters. Figure 3: Pointer thermometer 1 Temperature sensor 2 Capillary line 3 Cable glands/adapters 4 Vibration-damping plate 5 Bayonet seal ring, glass pane and 6 Cover plate gasket 7 Calibration screw...
  • Page 19 3 Product description 3.3.3 Cable glands/adapters Figure 4: Cable glands 1 Standard cable gland 2 WADI cable gland 3 1/2" 14NPT adapter 4 3/4" 14NPT adapter 5835912/01 EN...

  • Page 20: Ventilation

    3 Product description 3.3.4 Ventilation The pointer thermometer features ventilation to prevent the formation of con- densate. Figure 5: Ventilation 5835912/01 EN...

  • Page 21: Trasy Temperature Sensor Overview

    3 Product description 3.3.5 TRASY temperature sensor overview Figure 6: Temperature sensor in G1" thermo well 1 Step protection (optional) 2 G1" thermo well screw connection 3 G1" thermo well 4 Temperature sensor 5 Capillary line 3.4 Versions Das Zeigerthermometer gibt es in folgenden Ausführungen: MT-ST160F ▪...

  • Page 22: Safety Markings

    3 Product description MT-STW160F2 ▪ Anzeige der Wicklungstemperatur. ▪ Zeigerthermometer mit verstellbaren Mikroschaltern. ▪ Der Temperatursprung zwischen Isolierflüssigkeit und Wicklung hängt unter anderem vom Strom in der Wicklung ab. ▪ Der Wandlersekundärstrom ist dem Strom in der Wicklung des Transfor- mators verhältnisgleich.

  • Page 23: Nameplate

    3 Product description 3.6 Nameplate Figure 8: Nameplate 5835912/01 EN...

  • Page 24: Packaging, Transport And Storage

    4 Packaging, transport and storage 4.1 Purpose The packaging is designed to protect the packaged product during transport, loading, unloading and during periods of storage in such a way that no detri- mental changes occur. The packaging must protect the goods against per- mitted transport stresses such as vibration, knocks and moisture (rain, snow, condensation).
  • Page 25 4 Packaging, transport and storage Every delivered shipment must be checked for the following by the recipient before acceptance (acknowledgment of receipt): ▪ Completeness based on the delivery slip ▪ External damage of any type. The checks must take place after unloading when the cartons or transport container can be accessed from all sides.

  • Page 26: Storage Of Shipments

    4 Packaging, transport and storage 4.5 Storage of shipments When selecting and setting up the storage location, ensure the following: ▪ Store the product and accessories in the original packaging until installa- tion. ▪ Protect stored goods against moisture (rain, flooding, water from melting snow and ice), dirt, pests such as rats, mice, termites etc.

  • Page 27: Installation And Commissioning

    5 Installation and commissioning This chapter describes how to mount and connect the device correctly. Ob- serve the following hazard notices prior to opening the device: DANGER Electric shock! Risk of fatal injury due to electrical voltage. Always observe the following safety regulations when working in or on electri- cal equipment.

  • Page 28: Transporting In The Installed State

    5 Installation and commissioning NOTICE Damage to the device! If you kink the capillary line or carry the device by the capillary line, the de- vice can become damaged and display incorrect measured values as a re- sult. ► Carefully remove the device from the packaging. ►...

  • Page 29: Mounting The Pointer Thermometer

    5 Installation and commissioning ü Use an additional, calibrated glass thermometer to perform the reference measurement. 1. Immerse the temperature sensor of the pointer thermometer and a cali- brated glass thermometer in the liquid bath for approx. 15 minutes. 2. Compare the measured temperature values of the pointer thermometer and glass thermometer with each other.

  • Page 30: Attaching The Pointer Thermometer To The Transformer

    5 Installation and commissioning 5.3.1 Attaching the pointer thermometer to the transformer When attaching the thermometer to the transformer, note the following infor- mation: ▪ Ensure that the pointer thermometer is mounted vertically. Figure 9: Mounting position ▪ Ensure that the pointer thermometer is not subjected to any vibrations at the installation location.
  • Page 31 5 Installation and commissioning To attach the pointer thermometer to the transformer, proceed as follows: 1. Drill two holes, with a distance of 140 mm (5.51") and a diameter of 9 mm (0.35"), into a suitable bracket on the outside of the transformer, on the control cabinet mounting plate or on another suitable structure.
  • Page 32 5 Installation and commissioning 5.3.1.2 Mounting the pointer thermometer using a square mounting plate You can use the following screws to attach the pointer thermometer: ▪ M12 hexagon screws or cylinder screws (as an alternative, also 7/16-14 UNC). ▪ Use a screw length that is appropriate based on the installation situation. To attach the pointer thermometer to the transformer, proceed as follows: 1.

  • Page 33: Securing The Capillary Line

    5 Installation and commissioning Figure 13: Attaching the pointer thermometer with mounting plate 5.3.2 Securing the capillary line When securing the capillary line, note the following information: NOTICE Damage to the device! A capillary line bending radius that is too narrow can lead to a loss of de- vice function! ►...

  • Page 34: Inserting The Thermo Well And Temperature Sensor Into The Thermometer Pocket

    5 Installation and commissioning 5.3.3 Inserting the thermo well and temperature sensor into the thermometer pocket 1. Fill 2/3 of the thermometer pocket of the transformer with oil or heat-con- ducting paste. Figure 14: Filling the thermometer pocket 5835912/01 EN...
  • Page 35 5 Installation and commissioning 2. Unscrew the provided thermo well (optional) and remove the dust protec- tion disk. Figure 15: Removing the dust protection disk 3. Insert the thermo well into the thermometer pocket and screw it in. Figure 16: Inserting and screwing in the thermo well 4.
  • Page 36 5 Installation and commissioning 5. Guide the temperature sensor through the pressure screw, seal ring and pressure ring. Then, insert the temperature sensor 180 mm into the thermo well and tighten the pressure screw of the thermo well. Figure 17: Inserting and screwing in the temperature sensor 5835912/01 EN...

  • Page 37: Attaching The Step Protection (Optional)

    5 Installation and commissioning 5.3.4 Attaching the step protection (optional) You can equip the capillary line with step protection when using the G1" thermo well. Figure 18: Step protection 1 Step protection 2 Fixing screw 3 Large G1" thermo well screw con- 4 G1"...

  • Page 38: Electrical Connection

    5 Installation and commissioning 5.4 Electrical connection This chapter describes how to connect the device correctly. Observe the fol- lowing hazard notices prior to opening the device: DANGER Electric shock! Risk of fatal injury due to electrical voltage. Always observe the following safety regulations when working in or on electri- cal equipment.
  • Page 39 5 Installation and commissioning Suitable equipment includes isolating devices in accordance with IEC 60947-1 and IEC 60947-3 (e.g. circuit breakers). Note the properties of the relevant circuits (voltage, maximum currents) when selecting the circuit breaker type. In addition, observe the following: ▪ It must be easy for the operator to access the isolating device. ▪...

  • Page 40: Removing The Bayonet Seal Ring

    5 Installation and commissioning Cable Terminals Cross section Micro-switches 12, 11, 14; 1.5...2.5 mm / 16...12 AWG 22, 21, 24; 32, 31, 34; 42, 41, 44 PE protective conductor >= all other lines connection Table 7: Recommendation for connection cable (standard connections) It must be possible to apply a nominal voltage of at least 300 V to all connec- tion cables;...

  • Page 41: Opening The Cover Plate

    5 Installation and commissioning 5.4.3 Opening the cover plate The individual connection cables in the device are connected as shown in the diagram, which is printed on the inside of the cover plate. ► Open the cover plate. Figure 20: Opening the cover plate 5.4.4 Preparing the cables To prepare the cables correctly, proceed as follows: 1.
  • Page 42 5 Installation and commissioning 4. Ensure that the cable for the protective conductor is 50 mm longer and equip the conductor with a ferrule. Figure 21: Stripping the cable jacket and wire insulation (example) 5.4.4.1 Standard cable gland NOTICE!  If the cable gland is not used, equip it with a sealing plug or re- place the entire cable gland with a dummy plug in order to ensure the IP degree of protection.
  • Page 43 5 Installation and commissioning 3. Unscrew the provided cable gland and remove the dust protection disk. Figure 23: Removing the dust protection disk 4. Route a sufficient length of connection cable through the cable gland and adapter and tighten the cable gland (see Cable gland dimensions [►Section 10.4, Page 68]).
  • Page 44 5 Installation and commissioning 5.4.4.2 WADI cable gland (stainless steel or brass) NOTICE!  If the cable gland is not used, equip it with a sealing plug or re- place the entire cable gland with a dummy plug in order to ensure the IP degree of protection.
  • Page 45 5 Installation and commissioning 4. Route a sufficient length of connection cable through the cable gland and adapter and tighten the cable gland. Figure 27: Cable gland 5.4.4.3 Offshore cable gland (stainless steel) NOTICE!  If the cable gland is not used, equip it with a sealing plug or re- place the entire cable gland with a dummy plug in order to ensure the IP degree of protection.
  • Page 46 5 Installation and commissioning 3. Unscrew the provided cable gland and remove the dust protection disk. Figure 29: Removing the dust protection disk 4. Route a sufficient length of connection cable through the cable gland and adapter and tighten the cable gland. Figure 30: Cable gland 5.4.4.4 1/2"...
  • Page 47 5 Installation and commissioning 2. Remove the locking cap. Figure 31: Removing the locking cap 3. Screw a cable conduit or cable tube with 1/2" 14NPT external thread into the adapter correctly and tightly. Feed through a sufficient length of cable. 5.4.4.5 3/4"...
  • Page 48 5 Installation and commissioning 2. Remove the locking cap. Figure 32: Removing the locking cap 3. Hold the adapter with an open-end wrench. Figure 33: Holding the adapter 4. Screw a cable conduit or cable tube with 3/4" 14NPT external thread into the adapter correctly and tightly.

  • Page 49: Protective Conductor Connection

    5 Installation and commissioning 5.4.5 Protective conductor connection DANGER Electric shock Risk of fatal injury due to lack of protective conductor connec- tion. ► Always connect the protective conductor connection before connecting any potentially dangerous circuits. To connect the pointer thermometer with the protective conductor, proceed as follows: ►...

  • Page 50: Connecting Cable Glands/Npt Adapters

    5 Installation and commissioning To connect the micro-switches, proceed as follows: ► Connect the wires to the terminal strip in accordance with the connec- tion diagram. Figure 35: Connecting the micro-switches 1 Connection diagram 2 Terminal strip 5.4.7 Connecting cable glands/NPT adapters NOTICE Damage to the device! If you do not use any locking screws, or if you use the wrong ones, the...

  • Page 51: Checking Micro-Switches

    5 Installation and commissioning 5.5 Checking micro-switches NOTICE Damage to the device! If you move the micro-switches on the colored indicator points, they can bend or break. ► Only move micro-switches on the retaining bridges of the indicator points. NOTICE Damage to the device! Turning the pointer counter-clockwise can damage the device.

  • Page 52: Micro-Switch To The Left Of The Pointer

    5 Installation and commissioning 2. Slowly return the pointer to its starting position. Figure 37: Returning the micro-switches ð A return spring pulls the pointer back to its exact starting position. 5.5.2 Micro-switch to the left of the pointer If the micro-switch is to the left of the pointer, proceed as follows: 1.
  • Page 53 5 Installation and commissioning 2. Set the micro-switches back to their original value. 5835912/01 EN...

  • Page 54: Closing The Cover Plate

    5 Installation and commissioning 5.6 Closing the cover plate ► Close the cover plate. Figure 39: Closing the cover plate 5.7 Positioning the bayonet seal ring ü Ensure that the drag hand is positioned to the right of the pointer. Figure 40: Position of the drag hand 5835912/01 EN...
  • Page 55 5 Installation and commissioning ► Reposition the bayonet seal ring with viewing glass on the pointer ther- mometer, press down firmly and turn 30...40° clockwise so that the view- ing glass is pressed firmly into the rubber gasket all the way around. Figure 41: Positioning the bayonet seal ring ð...

  • Page 56: Operation

    6 Operation 6.1 Resetting drag hands The drag hand slides along with the pointer when measured temperature values increase and marks its maximum value. You can reset the drag hand as follows: ► Return the drag hand to the position of the thermometer pointer manually using the drag hand reset.

  • Page 57: Maintenance, Inspection And Care

    3. Check the device for external damage and contamination. In the event of questions or irregularities, contact the Technical Service de- partment: Maschinenfabrik Reinhausen GmbH MR Service & Complaint Falkensteinstrasse 8 93059 Regensburg, Germany E-mail: service@reinhausen.com or complaint@reinhausen.com 5835912/01 EN...

  • Page 58: Disposal

    8 Disposal Observe the national disposal regulations in the country of use. 8.1 SVHC information in accordance with the REACH regulation This product complies with the provisions of European Regulation 1907/2006/EC dated December 18, 2006 on the Registration, Evaluation, Authorization and Restriction of Chemicals (REACH). The following components of the product contain >...

  • Page 59: Technical Data

    9 Technical data 9.1 Technical data – oil temperature / winding temperature MESSKO® MT-STW160F / MESSKO® MT- STW160F2 / TRASY2 series Operating/ambient condi- tions Location of use Indoors and outdoors, tropic-proof Operating temperature -40...+80 °C Storage temperature -50...+80 °C Ambient air temperature -50...+80 °C Insulating fluid temperature Measuring range +/- 20%...

  • Page 60: Micro-Switches

    9 Technical data General Retaining plate Stainless steel Capillary line Copper capillaries with PVC protective tube and op- tional add-on stainless steel protective tube Capillary line length 2 m / 4 m / 6 m / … / 20 m possible Cable gland 4 x M25x1.5 nickel-plated brass Drag hands Drag hands that can be reset manually, red MESSKO®...
  • Page 61 9 Technical data Contact material Standard: silver alloy (AgNi10) Optional: gold-plated contacts Contact type Change-over contact, normally open contact Switching capacity 230 V AC Standard switch Making capacity: in accordance with 250 VA, cos φ > 0.5 IEC 60076-22-1 Breaking capacity: 60 VA, cos φ > 0.5 24…220 V DC Making capacity: 130 W, L/R <...
  • Page 62 9 Technical data Blue Green Yello <1 K min. 6%* min. 6%* * from the measuring range Figure 43: Switch arrangement 1+2 tight <1 K with standard model Green Yello Blue min. 6%* min. 6%* <1 K * from the measuring range Figure 44: Switch arrangement 3+4 tight <1 K Blue Green Yello...

  • Page 63: Technical Data - Accessories

    9 Technical data 9.3 Technical data – accessories Technical data MESSKO® ZT-F2.1 temperature transmitter module Function Indirect measurement and simulation of the hotspot tempera- ture in a transformer using the temperature gradient between the winding hotspot and coolant See Figure TRASY modules and operating instructions for the MESSKO®...
  • Page 64 9 Technical data Technical data MESSKO® ZT-F2.1 temperature transmitter module Gradient setting Hotspot gradient via DIP switch in the housing Maximum: 50 K at 2 A CT nominal current CT input Nominal current 1.5...2.0 A from converter Technical data Thermo well module Material Bare brass Screw connection G1"B ≙...
  • Page 65 9 Technical data Technical data Combi well module Supply voltage DC: 12...30 V unregulated, max. 10% residual ripple, pro- tected against polarity reversal Measuring range -20...+140 °C standard Max. load resis- 750 Ω at 24 V DC tance Technical data MESSKO® SNT36 power supply module See the operating instructions for the MESSKO®...

  • Page 66: Appendix

    10 Appendix 10.1 MESSKO® TRASY2 pointer thermometer dimensions ® Figure 46: MESSKO TRASY2 10.2 Step protection Figure 47: Step protection (only in combination with thermo well) 5835912/01 EN...

  • Page 67: Vibration-Damping Plate/Mounting Plate

    10 Appendix 10.3 Vibration-damping plate/mounting plate Figure 48: Dimensional drawing for vibration-damping plate and mounting plate 1 Vibration-damping plate 2 Mounting plate 5835912/01 EN...

  • Page 68: Cable Gland Dimensions

    10 Appendix 10.4 Cable gland dimensions Standard cable gland M25x1.5 nickel-plated brass Clamping range 9...20 mm Figure 49: Standard cable gland 1 Gland base 2 Pressure ring 3 Universal sealing ring, NBR 4 Pressure ring 5 Dust protection disk 6 Pressure screw 5835912/01 EN...
  • Page 69 10 Appendix WADI cable screw connection (water-tight; optional) Figure 50: WADI cable screw connection; material: nickel-plated brass; clamping range 13...20 mm Offshore cable screw connection (optional) Figure 51: Offshore cable screw connection; material: stainless steel (V4A); clamping range 9...17 mm 5835912/01 EN...
  • Page 70 10 Appendix NPT adapters (optional) Figure 52: NPT adapters 1/2" NPT 3/4" NPT 5835912/01 EN...

  • Page 71: Trasy2 Series Installation

    10 Appendix 10.5 TRASY2 series installation Figure 53: TRASY2 installation modules 1 Combi well for Pt100 (RTD) or 4...20 mA, -20...+140°C 2 G1" thermo well 5835912/01 EN...
  • Page 72 10 Appendix 3 MESSKO® ZT-F2.1 with 1 or 2 x Pt100 1 or 2 x 4...20 mA, 0...+160°C 1 x Pt100, 1 x 4...20 mA, 0...+160°C 1 x Pt100, 1 x 4…20 mA, -20...+140°C 5835912/01 EN...

  • Page 73: Glossary

    Glossary Ambient air temperature Operating temperature Permissible temperature of the air in the Permissible temperature in the immedi- surroundings of the equipment in opera- ate surroundings of the device during tion on which the device is installed. operation taking ambient influences, for example due to the equipment and in- stallation location, into consideration.
  • Page 76 Maschinenfabrik Reinhausen GmbH Falkensteinstrasse 8 93059 Regensburg +49 (0)941 4090-0 sales@reinhausen.com www.reinhausen.com ® 5835912/01 EN - MESSKO MT-ST TRASY2 - F0390101 - 01/23 - Maschinenfabrik Reinhausen GmbH 2023 THE POWER BEHIND POWER.

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