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Flexim FLUXUS G722ST-HT Operating Instruction

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Operating instruction
FLUXUS G722ST-HT
UMFLUXUS_G722ST-HTV1-2EN

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Summary of Contents for Flexim FLUXUS G722ST-HT

  • Page 1 Operating instruction FLUXUS G722ST-HT UMFLUXUS_G722ST-HTV1-2EN...
  • Page 2 FLUXUS is a registered trademark of FLEXIM GmbH. FLEXIM GmbH Boxberger Straße 4 12681 Berlin Germany Tel.: +49 (30) 936 67 660 Fax: +49 (30) 936 67 680 E-mail: info@flexim.com www.flexim.com Operating instruction for FLUXUS G722ST-HT UMFLUXUS_G722ST-HTV1-2EN, 2021-09-01 Article number: 25140 Copyright (©) FLEXIM GmbH 2021...

  • Page 3: Table Of Contents

    FLUXUS G722ST-HT Table of contents Table of contents Introduction ................7 Safety instructions .
  • Page 4 Table of contents FLUXUS G722ST-HT Measurement ................81 Parameter input .
  • Page 5 FLUXUS G722ST-HT Table of contents Advanced functions ..............136 18.1...
  • Page 6 Table of contents FLUXUS G722ST-HT 2021-09-01, UMFLUXUS_G722ST-HTV1-2EN...

  • Page 7: Introduction

    Copyright The contents of this operating instruction are subject to changes without prior notice. All rights reserved. No part of this operating instruction may be reproduced in any form without FLEXIM's written permission. UMFLUXUS_G722ST-HTV1-2EN, 2021-09-01...

  • Page 8: Safety Instructions

    The measuring equipment has to be checked for proper condition and operational safety before each use. If troubles or damages have occurred during installation or operation of the measuring equipment, please inform FLEXIM. It is not allowed to make unauthorized modifications or alterations to the measuring equipment.

  • Page 9: Intended Use

    • With the exceptions stated in chapter 11, the measuring equipment is maintenance-free. Any components and spare parts may only be replaced by FLEXIM. The operator shall carry out periodic checks for changes or damages that can present a danger. For further information, contact FLEXIM.

  • Page 10: Safety Instructions For Electrical Work

    • The front plate must not be removed. The transmitter does not contain any components to be maintained by the user. For repair and service work, please contact FLEXIM. • Observe the safety and accident prevention regulations for electrical systems and equipment.

  • Page 11: Safety Instructions For Transport

    → Wear the required personal protective equipment. → Observe the applicable rules. • If you detect a transport damage when unpacking the delivery, please contact the supplier or FLEXIM immediately. • The transmitter is a sensitive electronic measuring instrument. Avoid shocks or impacts.

  • Page 12: General Principles

    3 General principles 3.1 Measurement principle FLUXUS G722ST-HT General principles In the ultrasonic flow measurement, the flow velocity of the fluid in a pipe is determined. Further physical quantities are derived from the flow velocity and from additional physical quantities, if necessary.
  • Page 13 3 General principles FLUXUS G722ST-HT 3.1 Measurement principle 3.1.2 Measurement of the flow velocity The flow velocity of the fluid is measured using the correlation principle. 2 pairs of ultrasonic transducers of the same type are mounted one after the other at a distance Δx on the pipe which is completely filled with the fluid. The transducer pairs form the measuring barriers A and B.

  • Page 14: Measurement Arrangements

    3 General principles 3.2 Measurement arrangements FLUXUS G722ST-HT Measurement arrangements 3.2.1 Terms The transducers of a measuring barrier are mounted on opposite sides of the pipe. Sound path The distance covered by the ultrasonic signal of a transducer pair after crossing the pipe once.

  • Page 15: Acoustic Penetration

    3 General principles FLUXUS G722ST-HT 3.3 Acoustic penetration Sound beam plane Plane containing the sound paths of the measuring barriers. Fig. 3.4: 2 sound paths in 1 plane Acoustic penetration The pipe has to be acoustically penetrable at the measuring point. The acoustic penetration is given when pipe and fluid do not attenuate the sound signal so strongly that it is completely absorbed before reaching the second transducer.
  • Page 16 3 General principles 3.4 Undisturbed flow profile FLUXUS G722ST-HT Tab. 3.1: Recommended distance from disturbances D – nominal pipe diameter at the measuring point l – recommended distance between disturbance and transducer position disturbance: 90° elbow inlet: l ≥ 10 D outlet: l ≥...

  • Page 17: Product Description

    4 Product description FLUXUS G722ST-HT 4.1 Measuring system Product description Measuring system The measurement system consists of the transmitter, 2 pairs of ultrasonic transducers and the pipe on which the measurement is carried out. Fig. 4.1: Example of a measurement arrangement 1 –...
  • Page 18 4 Product description 4.2 Handling concept FLUXUS G722ST-HT Tab. 4.1: Description of the program branches Program branch description Parameters Before starting a measurement, the transducer, pipe and fluid parameters have to be entered in the program branch Parameters. Having entered the parameters for the measuring point, the measurement can be started in the program Measurement branch Measurement.

  • Page 19: Display

    4 Product description FLUXUS G722ST-HT 4.3 Display Display Structure Fig. 4.3: Menu item of the program branch Parameters 1 – program branch 2 – menu item currently edited 3 – area for scroll lists, selection fields or input fields Tab. 4.2:...

  • Page 20: Keyboard

    4 Product description 4.4 Keyboard FLUXUS G722ST-HT Keyboard The keyboard has 15 keys, including 3 function keys: ENTER, and C. Some keys have multiple functions. They can be used to enter data, to navigate through scroll lists as well as to execute special functions (e.g., reset of totalizers).

  • Page 21: Transport And Storage

    The measuring equipment must be packaged properly for transport. For weight indications, see technical specification. • Use, if possible, the original packaging by FLEXIM or an equivalent cardboard box. • Position the transmitter, transducers and accessories in the middle of the cardboard box.

  • Page 22: Mounting

    6 Mounting FLUXUS G722ST-HT Mounting Danger! Risk of explosion when using the measuring equipment in explosive atmospheres (ATEX, IECEx) This may result in personal or material damage or dangerous situations. → Observe the "Safety instructions for the use in explosive atmospheres" (see document SIFLUXUS).

  • Page 23: Transmitter

    6 Mounting FLUXUS G722ST-HT 6.1 Transmitter Transmitter 6.1.1 Opening and closing the housing 6.1.1.1 Opening Caution! Possible danger by opening the equipment at improper ambient conditions Open the transmitter in safe ambient conditions only (e.g., air humidity < 90 %, no conductive pollution, no explosive atmosphere).
  • Page 24 6 Mounting 6.1 Transmitter FLUXUS G722ST-HT Transmitter with aluminum housing • Close the housing cover pressing it slightly upwards on the side of the screws. • Hand-tight all screws of the transmitter housing. Fig. 6.2: Transmitter 1 – screws 6.1.2...
  • Page 25 6 Mounting FLUXUS G722ST-HT 6.1 Transmitter Transmitter with aluminum housing • Fix the wall mount (2) with 3 countersunk-head screws (3) firmly to the wall. • Attach the transmitter (1) to the lower hooks (7) of the wall mount. • Fix the transmitter to the wall mount by locking the stop bolt (4) into the destined hole and by firmly tightening the screw (5).
  • Page 26 6 Mounting 6.1 Transmitter FLUXUS G722ST-HT 6.1.2.2 Pipe mounting Notice! The pipe has to be sufficiently stable to withstand the pressure exerted by the transmitter and the shackles. Transmitter with stainless steel housing Installation on a 2'' pipe • Position the transmitter and the shackle (1) on the pipe.
  • Page 27 6 Mounting FLUXUS G722ST-HT 6.1 Transmitter Transmitter with aluminum housing Notice! For the mounting on pipes the pipe mounting kit, consisting of 2 band clamps, 2 countersunk-head screws and 2 washers, is needed. The distance of the band clamps has to be identical to the distance of the holes on the wall mount.

  • Page 28: Transducers

    6 Mounting 6.2 Transducers FLUXUS G722ST-HT Transducers Mounting Caution! Warning of severe injuries from hot or cold components Touching hot or cold components can lead to severe injuries (e.g., thermal damage). → Any mounting, installation or connection work has to be concluded.
  • Page 29 6 Mounting FLUXUS G722ST-HT 6.2 Transducers 6.2.1.2 Pipe preparation Caution! Contact with grinding dust This may result in injuries (e.g., breathing difficulties, skin reactions, eye irritations). → Wear the required personal protective equipment. → Observe the applicable rules. Important! The pipe has to be sufficiently stable to withstand the pressure exerted by the transducers and the fasteners.
  • Page 30 6 Mounting 6.2 Transducers FLUXUS G722ST-HT 6.2.2 Installation of the transducers 6.2.2.1 Orientation of the transducers and determination of the distance between the transducers and measuring barriers Observe the orientation of the transducers. If the transducers of a transducer pair have been mounted properly, the engravings on them form an arrow pointing in the flow direction.
  • Page 31 6 Mounting FLUXUS G722ST-HT 6.2 Transducers 6.2.2.2 Transducer arrangement The transducers can be arranged in the mounting rails in different ways: Fig. 6.9: Transducer arrangement in mounting rails all transducers in one pair of rails: a small, Δx small each transducer pair in its own pair of rails: a small, Δx large...
  • Page 32 6 Mounting 6.2 Transducers FLUXUS G722ST-HT 6.2.2.4 Mounting with Variofix L (PermaRail) Mounting For measurements in diagonal arrangement, the transducer mounting fixtures are mounted on opposite sides of the pipe. Mounting the transducer pairs A and B in one pair of rails is not possible when using Variofix L. In the following, the installation of 2 pairs of rails in diagonal arrangement is described (each transducer pair in its own pair of rails).
  • Page 33 6 Mounting FLUXUS G722ST-HT 6.2 Transducers Step 2: Fixation of the clasps to the tension straps • Select the installation instruction of the supplied clasp: Band clamp clasp The clasp is fixed to the tension strap (see Fig. 6.12). Quick release clasp The clasp is fixed to the tension strap (see Fig.
  • Page 34 6 Mounting 6.2 Transducers FLUXUS G722ST-HT Step 3: Fixation of the tension strap to the pipe One tension strap is fixed to the pipe using 2 opposite tension strap clamps. The second tension strap is mounted later. Fig. 6.15: Tension strap with clamp and metal spring on the pipe 1 –...
  • Page 35 6 Mounting FLUXUS G722ST-HT 6.2 Transducers Fig. 6.18: Tension strap with band clamp clasp 1 – clasp screw • Place the tension strap around the pipe and insert it into the clasp (see Fig. 6.17). • Tighten the tension strap.
  • Page 36 6 Mounting 6.2 Transducers FLUXUS G722ST-HT Fig. 6.20: Ratchet clasp with tension strap 1 – sense of rotation 2 – edge 3 – lever 4 – clasp screw with slot Step 4: Fixation of the rail to the pipe • Place the tension strap clamp (2) in the rail (see Fig. 6.21). Observe the orientation of the tension strap clamp.
  • Page 37 6 Mounting FLUXUS G722ST-HT 6.2 Transducers Band clamp clasp • Insert the tension strap into its clamp (2) (see Fig. 6.23). • Place the tension strap around the pipe and insert it into the clasp and the tension strap clamp on the opposite side (see Fig.
  • Page 38 6 Mounting 6.2 Transducers FLUXUS G722ST-HT Ratchet clasp • Insert the tension strap into its clamp (2) and the metal spring (see Fig. 6.23 and Fig. 6.26). • Position the ratchet clasp, the tension strap clamp (2) and the metal spring on the pipe.
  • Page 39 6 Mounting FLUXUS G722ST-HT 6.2 Transducers Fig. 6.28: Pipe with 2 rails Step 5: Installation of the transducers in the mounting fixture Variofix L • Press the transducers firmly into their clamping fixtures in the covers until they are tightly fixed (see Fig. 6.29). Observe the correct orientation of the transducers.
  • Page 40 6 Mounting 6.2 Transducers FLUXUS G722ST-HT Fig. 6.30: Adjustment of the distance between the measuring barriers Δx 1 – cover 2 – strain relief clamp 3 – equipotential bonding terminal Δx – measuring barrier distance Notice! Make sure that the coupling foil remains on the contact surface of the transducers. For information concerning the coupling foil, see the safety data sheet.
  • Page 41 6 Mounting FLUXUS G722ST-HT 6.2 Transducers 6.2.2.5 Mounting with Variofix C Mounting For measurements in diagonal arrangement, the transducer mounting fixtures are mounted on opposite sides of the pipe. Depending on the transducer distance a and the measuring barrier distance Δx, 1 or 2 pairs of rails have to be mounted.
  • Page 42 6 Mounting 6.2 Transducers FLUXUS G722ST-HT Step 1: Disassembly of the transducer mounting fixture Variofix C • Disassemble the transducer mounting fixture Variofix C. In order to remove the cover from the rail, bend the outer sides of the cover outwards.
  • Page 43 6 Mounting FLUXUS G722ST-HT 6.2 Transducers • Insert approx. 100 mm of the tension strap into one of the slots of the tension strap clamp and bend it (see Fig. 6.35). • Insert the long end of the tension strap into the metal spring and the 2 tension strap clamps (see Fig. 6.36).
  • Page 44 6 Mounting 6.2 Transducers FLUXUS G722ST-HT Mounting the rail with ratchet clasp • Cut the tension strap to length (pipe circumference + at least 120 mm). Caution! The edge of the tension strap is very sharp. Risk of injury! → Debur sharp edges.
  • Page 45 6 Mounting FLUXUS G722ST-HT 6.2 Transducers Fig. 6.41: Ratchet clasp with tension strap 1 – sense of rotation 2 – edge 3 – lever 4 – clasp screw with slot • Put the rails on the tension strap clamps (see Fig. 6.42).
  • Page 46 6 Mounting 6.2 Transducers FLUXUS G722ST-HT • Tighten the tensioning screws. • Fix the spacing elements on the rail to mark the transducer position. • Check whether the transducer distance of transducer pair B corresponds to the value displayed by the transmitter.
  • Page 47 6 Mounting FLUXUS G722ST-HT 6.2 Transducers Fig. 6.45: Removal of the cover 1 – lever tool 2 – fixture 6.2.2.6 Installation with WaveInjector The WaveInjector is a transducer mounting fixture for the ultrasonic flow measurement at extreme temperatures. Fig. 6.46: Transducer mounting fixture WaveInjector WI-400x-xx-C For the installation of the WaveInjector, see document SUFLUXUS_WI.

  • Page 48: Temperature Probe

    6 Mounting 6.3 Temperature probe FLUXUS G722ST-HT Temperature probe Mounting 6.3.1 Pipe preparation Caution! Contact with grinding dust This may result in injuries (e.g., breathing difficulties, skin reactions, eye irritations). → Wear the required personal protective equipment. → Observe the applicable rules.
  • Page 49 6.3 Temperature probe Fig. 6.47: Clasp Fig. 6.48: Temperature probe on the pipe 6.3.2.2 Installation with FLEXIM clasp Caution! The edge of the tension strap is very sharp. Risk of injury! → Debur sharp edges. → Wear the required personal protective equipment.
  • Page 50 6 Mounting 6.3 Temperature probe FLUXUS G722ST-HT 6.3.2.3 Installation with quick release clasp Caution! The edge of the tension strap is very sharp. Risk of injury! → Debur sharp edges. → Wear the required personal protective equipment. → Observe the applicable rules.

  • Page 51: Connection

    7 Connection FLUXUS G722ST-HT Connection Danger! Risk of explosion when using the measuring equipment in explosive atmospheres (ATEX, IECEx) This may result in personal or material damage or dangerous situations. → Observe the "Safety instructions for the use in explosive atmospheres" (see document SIFLUXUS).

  • Page 52: Transducers

    7 Connection 7.1 Transducers FLUXUS G722ST-HT Transducers It is recommended to run the cables from the measuring point to the transmitter before connecting the transducers to avoid load on the connectors. Notice! If transducers are replaced, the transducer module has to be replaced as well. The transducers for the measuring barriers A and B have to be of the same type.
  • Page 53 7 Connection FLUXUS G722ST-HT 7.1 Transducers Fig. 7.2: Connection of the transducer cable with SMB connectors to the transmitter NEXT DISP SNAP DISP 3x Q FAST MODE X_AV X_AR X_BV X_BR 1 – SMB connector 2 – cable gland 7.1.1.2 Transducer cable with stainless steel conduit and stripped ends •...
  • Page 54 7 Connection 7.1 Transducers FLUXUS G722ST-HT Fig. 7.3: Connection of the transducer cable with stainless steel conduit and stripped ends to the transmitter NEXT DISP SNAP DISP 3x Q FAST MODE X_AV X_AR X_BV X_BR 1 – cable gland 7.1.2 Connection of the extension cable to the transmitter The extension cable is connected to the transmitter via the transducer connection.
  • Page 55 7 Connection FLUXUS G722ST-HT 7.1 Transducers Fig. 7.4: Connection of the extension cable to the transmitter NEXT DISP SNAP DISP 3x Q FAST MODE cable gland X_AV X_AR X_BV X_BR 1 – cap nut 2 – compression part 3 – basic part 4 –...
  • Page 56 7 Connection 7.1 Transducers FLUXUS G722ST-HT Fig. 7.5: Connection of the transducer cable with SMB connectors 1 – SMB connector 2 – cable gland 7.1.3.2 Transducer cable with stainless steel conduit and stripped ends • Remove the blind plug for the connection of the transducer cable.
  • Page 57 7 Connection FLUXUS G722ST-HT 7.1 Transducers Fig. 7.6: Connection of the transducer cable with stainless steel conduit and stripped ends 1 – cable gland 7.1.4 Connection of the extension cable to the junction box 7.1.4.1 Connection without potential separation (standard) The connection of the extension cable to the junction box without potential separation ensures that the transducer, junction box and transmitter are on the same potential.
  • Page 58 7 Connection 7.1 Transducers FLUXUS G722ST-HT Tab. 7.6: Terminal assignment terminal connection (extension cable) white or marked cable (core) white or marked cable (internal shield) brown cable (internal shield) brown cable (core) cable gland external shield Fig. 7.7: Connection of the extension and transducer cable to the junction box cable gland 1 –...
  • Page 59 7 Connection FLUXUS G722ST-HT 7.1 Transducers 7.1.4.2 Connection with potential separation If earthing on the same potential cannot be ensured, e.g., in measurement arrangements with long extension cables, the extension cable and the junction box have to be electrically insulated from each other. The junction box and the transducers have to be on the same potential.
  • Page 60 7 Connection 7.1 Transducers FLUXUS G722ST-HT Fig. 7.8: Connection of the extension and transducer cable to the junction box cable gland 1 – extension cable 2 – external shield 3 – shield terminal 4 – cap nut 5 – compression part 6 –...
  • Page 61 7 Connection FLUXUS G722ST-HT 7.1 Transducers 7.1.5 Transducer module (SENSPROM) The transducer module contains important transducer data for the operation of the transmitter with transducers. If transducers are replaced, the sensor module has to be replaced as well. Notice! The serial numbers of the transducer module and the transducer have to be identical. A wrong or incorrectly connected transducer module will lead to incorrect measured values or to a measurement failure.

  • Page 62: Power Supply

    7 Connection 7.2 Power supply FLUXUS G722ST-HT Power supply Connection The installation of the power supply is carried out by the operator. The operator has to provide an overcurrent protector (fuse or similar device) disconnecting all energizing wires in case of an inadmissible high current consumption. The impedance of the protective earth has to be low ohmic in order not to allow touch voltage pass the permissible limit.
  • Page 63 7 Connection FLUXUS G722ST-HT 7.2 Power supply Tab. 7.8: Terminal assignment terminal connection AC connection DC earth earth N(-) neutral L(+) phase 100...230 V AC, 50...60 Hz fuse 1 A, time-lag 1.6 A, time-lag 7.2.1 Cable connection Transmitter with stainless steel housing •...

  • Page 64: Outputs

    7 Connection 7.3 Outputs FLUXUS G722ST-HT Fig. 7.13: Cable gland for aluminum housing 1 – cap nut 2 – compression part 3 – basic part Outputs Important! The max. permissible voltage between the outputs and against PE is 60 V DC (permanent).
  • Page 65 7 Connection FLUXUS G722ST-HT 7.3 Outputs Tab. 7.9: Output circuits output transmitter external circuit remark internal circuit connection passive current output/HART current output = 8…30 V > 0.024 A [Ω] + 8 V example: = 30 V ≤ 900 Ω...
  • Page 66 7 Connection 7.3 Outputs FLUXUS G722ST-HT Tab. 7.9: Output circuits output transmitter external circuit remark internal circuit connection digital output circuit 1 = 5…30 V < 100 mA [kΩ] = U [mA] circuit 2 RS485 120 Ω termination resistor shield The number, type and connections of the outputs depend on the order.

  • Page 67: Inputs

    7 Connection FLUXUS G722ST-HT 7.4 Inputs Inputs Important! The max. permissible voltage between the inputs and against PE is 60 V DC (permanent). Fig. 7.15: Connection of the inputs to the transmitter NEXT DISP SNAP DISP 3x Q FAST MODE...
  • Page 68 7 Connection 7.4 Inputs FLUXUS G722ST-HT Connection of a passive current source Important! The terminals Txa and TxB must not be connected. Important! Observe the correct polarity in order to avoid damaging the current source. A permanent short circuit can lead to the destruction of the current input.

  • Page 69: Temperature Probe

    7 Connection FLUXUS G722ST-HT 7.5 Temperature probe Temperature probe Connection It is possible to connect the temperature probes Pt100/Pt1000 (4-wire) to the inputs of the transmitter (optional). Fig. 7.16: Connection of the temperature probe to the transmitter NEXT DISP SNAP...
  • Page 70 7 Connection 7.5 Temperature probe FLUXUS G722ST-HT 7.5.1 Direct connection of the temperature probe • Remove the blind plug for the connection of the temperature probe. • Open the cable gland of the temperature probe. The compression part remains in the cap nut.
  • Page 71 7 Connection FLUXUS G722ST-HT 7.5 Temperature probe 7.5.2 Connection with extension cable • Remove the blind plug for the connection of the temperature probe. • Open the cable gland of the extension cable. The compression part remains in the cap nut.
  • Page 72 7 Connection 7.5 Temperature probe FLUXUS G722ST-HT Fig. 7.19: Preparation of the extension cable 110 mm 7 mm 1 – cap nut 2 – compression part 3 – basic part 4 – reducer 5 – external shield, brushed back 6 – sealing ring side Fig.

  • Page 73: Service Interfaces

    7 Connection FLUXUS G722ST-HT 7.6 Service interfaces Service interfaces Connection 7.6.1 USB interface The transmitter can be connected directly to the PC via USB interface. • Connect the USB cable to the USB interface of the transmitter and the PC.
  • Page 74 7 Connection 7.6 Service interfaces FLUXUS G722ST-HT Fig. 7.23: Cable gland 1 – cap nut 2 – compression part 3 – basic part 4 – sealing ring (only for cable gland M20, not for cable gland 1/2 NPS) 5 – housing wall 6 –...
  • Page 75 7 Connection FLUXUS G722ST-HT 7.6 Service interfaces Transmitter with aluminum housing Fig. 7.24: Connection of the LAN cable 1 – LAN interface 2 – foldable ferrite core 3 – LAN connector • Remove the blind plug to connect the cable to the transmitter.

  • Page 76: Start-Up

    8 Start-up FLUXUS G722ST-HT Start-up Danger! Risk of explosion when using the measuring equipment in explosive atmospheres (ATEX, IECEx) This may result in personal or material damage or dangerous situations. → Observe the "Safety instructions for the use in explosive atmospheres" (see document SIFLUXUS).

  • Page 77: Start-Up Settings

    8 Start-up FLUXUS G722ST-HT 8.1 Start-up settings Start-up settings When starting up the transmitter for the first time, the following settings are required: • language • time/date • unit of measurement These displays will only be indicated when the transmitter is switched on for the first time or after an initialization.

  • Page 78: Switching On

    8 Start-up 8.2 Switching on FLUXUS G722ST-HT Switching on As soon as the transmitter is connected to the power supply, the menu is displayed in the adjusted language. The language can be changed. Notice! The parameters cannot be changed during the measurement. The measurement has to be stopped in order to change the parameters.

  • Page 79: Program Branches

    8 Start-up FLUXUS G722ST-HT 8.4 Program branches Program branches The following schema shows the program branches. For a detailed overview of the menu structure see annex A. Parameters Measurement Options Special functions Transducer parameters Measuring point number Physical quantity System settings...

  • Page 80: Date And Time

    8 Start-up 8.7 Date and time FLUXUS G722ST-HT It will be requested whether the initial settings are to be carried out. Initial settings If Yes is selected, the following setting dialogs will be displayed. •Language •Date/time •Units of measurement •Delete meas. values •Delete snaps...

  • Page 81: Measurement

    9 Measurement FLUXUS G722ST-HT Measurement Danger! Risk of explosion when using the measuring equipment in explosive atmospheres (ATEX, IECEx) This may result in personal or material damage or dangerous situations. → Observe the "Safety instructions for the use in explosive atmospheres" (see document SIFLUXUS).

  • Page 82: Parameter Input

    9 Measurement 9.1 Parameter input FLUXUS G722ST-HT Parameter input Notice! Avoid a simultaneous parameter entry via the keyboard and the USB, LAN or process interface. The parameter records received via these interfaces will overwrite the current transmitter parameterization. The pipe and fluid parameters are entered for the selected measuring point.
  • Page 83 9 Measurement FLUXUS G722ST-HT 9.1 Parameter input Parameters\Select transducer • Select the list item Select transducer to use standard transducers stored in the transmitter. • Select the transducer. • Press ENTER. This display will not be indicated if the transducers and the transducer module are connected to the transmitter.
  • Page 84 9 Measurement 9.1 Parameter input FLUXUS G722ST-HT Roughness of the pipe material Parameters\Pipe material\Other material\Roughness The flow profile of the fluid is influenced by the roughness of the inner pipe wall. The roughness is used for the calculation of the profile correction factor.
  • Page 85 9 Measurement FLUXUS G722ST-HT 9.1 Parameter input Roughness of the lining material Parameters\Lining material\Other material\Roughness The flow profile of the fluid is influenced by the roughness of the inner pipe wall. The roughness is used for the calculation of the profile correction factor.

  • Page 86: Measurement Settings

    9 Measurement 9.2 Measurement settings FLUXUS G722ST-HT Fluid pressure Parameters\Fluid pressure The fluid pressure is used for the interpolation of the sound speed and the gas compressibility coefficient. • Enter the fluid pressure. • Press ENTER. 9.1.4 Other parameters Extension cable Parameters\Extension cable In case the transducer cable is extended (e.g., between junction box and transmitter), enter the length of the extension...
  • Page 87 9 Measurement FLUXUS G722ST-HT 9.2 Measurement settings 9.2.3 Input of the damping factor Options\Measurement\Damping Each displayed measured value is a floating average of the last x seconds, with x being the damping factor. If 0 s is entered as damping factor, no average is calculated.
  • Page 88 9 Measurement 9.2 Measurement settings FLUXUS G722ST-HT 9.2.6 Configuration of an output If the transmitter is equipped with outputs, they have to be configured. The measured value, the status value or an Options event value can be transmitted via the different outputs.
  • Page 89 9 Measurement FLUXUS G722ST-HT 9.2 Measurement settings Tab. 9.1: Configuration of the outputs source item list item output Flow quantities Flow velocity flow velocity Operation vol. flow operating volumetric flow rate Mass flow rate mass flow rate totalizer for the volumetric flow rate in positive flow direction...
  • Page 90 9 Measurement 9.2 Measurement settings FLUXUS G722ST-HT Depending on the selected source item, it is possible to output measured values, status values or event values. Tab. 9.2: Output of measured values, status values or event values source item measured value...
  • Page 91 9 Measurement FLUXUS G722ST-HT 9.2 Measurement settings Example v [m³/h] source item: volumetric flow rate output: current output range: 4…20 mA error delay: > 0 The volumetric flow rate cannot be measured during the time interval t ...t . The error value will be output.
  • Page 92 9 Measurement 9.2 Measurement settings FLUXUS G722ST-HT Measuring range The sign of the measured value and the measuring range are determined. Options\Outputs\...\Measured values\Absolute value • Select Sign if the sign of the measured values is to be considered for the output.
  • Page 93 9 Measurement FLUXUS G722ST-HT 9.2 Measurement settings Options\Outputs\...\Enter test value • Enter a test value for the selected physical quantity. It has to be within the output range. • Press ENTER. If the external measuring instrument displays the entered value, the output functions correctly.
  • Page 94 9 Measurement 9.2 Measurement settings FLUXUS G722ST-HT Output function test The function of the output can now be tested. • Connect an external measuring instrument to the terminals of the installed output. Options\Outputs\...\Test signal • Select Yes to test the output. Select No to display the next menu item.
  • Page 95 9 Measurement FLUXUS G722ST-HT 9.2 Measurement settings Terminal assignment Options\Outputs\...\Output info The terminals for the connection of the output are displayed. By pressing further information is displayed. • Press ENTER. Output function test The function of the output can now be tested.

  • Page 96: Start Of The Measurement

    9 Measurement 9.3 Start of the measurement FLUXUS G722ST-HT 9.2.6.4 Switchable current outputs If the transmitter has switchable current outputs, it has to be defined how to switch them. Special functions • Select the menu item Special functions in the program branch Current output.
  • Page 97 9 Measurement FLUXUS G722ST-HT 9.3 Start of the measurement Input of the max. flow Measurement\...\Expected max. flow The expected max. flow is needed to calculate the recommended distance between the measuring barriers. • Enter the expected max. flow. • Press ENTER.

  • Page 98: Display Of Measured Values

    9 Measurement 9.4 Display of measured values FLUXUS G722ST-HT Display of measured values The measured values are displayed during the measurement as follows: Fig. 9.2: Display of measured values 1 – program branch, status indicators 2 – display toggling between physical quantity and fluid 3 –...

  • Page 99: Display Of Parameters

    9 Measurement FLUXUS G722ST-HT 9.5 Display of parameters Display of parameters The parameters can be displayed during the measurement. • Press during the measurement. The following display appears: Fig. 9.4: Scroll list in the program branch Measurement 1 – status indication The measurement is running in the background.

  • Page 100: Repeated Display Of Measured Values

    9 Measurement 9.6 Repeated display of measured values FLUXUS G722ST-HT Repeated display of measured values • Select the program branch Measurement to return to the measured value display. • Press ENTER. The following display appears: Fig. 9.6: Scroll list in the program branch Measurement Measurement\Show measurement •...

  • Page 101: Troubleshooting

    10 Troubleshooting FLUXUS G722ST-HT Troubleshooting Danger! Risk of explosion when using the measuring equipment in explosive atmospheres (ATEX, IECEx) This may result in personal or material damage or dangerous situations. → Observe the "Safety instructions for the use in explosive atmospheres" (see document SIFLUXUS).
  • Page 102 Send the transmitter to FLEXIM. An output does not work. • Make sure that the outputs are configured correctly. Check the function of the output. If the output is defective, contact FLEXIM. 2021-09-01, UMFLUXUS_G722ST-HTV1-2EN...

  • Page 103: Problems With The Measurement

    The signal is lost during the measurement. • If the pipe was without any pressure and afterwards no measuring signal has been received, contact FLEXIM. • Wait a moment until the acoustic contact is reestablished. The measurement can be interrupted by a temporarily high portion of liquid and solids in the fluid.

  • Page 104: Significant Deviations Of The Measured Values

    10 Troubleshooting 10.5 Significant deviations of the measured values FLUXUS G722ST-HT 10.5 Significant deviations of the measured values The defined upper limit of the flow velocity is too low. • All measured flow velocities that are greater than the upper limit will be ignored and marked as invalid. All quantities deviated from the flow velocity will also be indicated as invalid.

  • Page 105: Maintenance And Cleaning

    11 Maintenance and cleaning FLUXUS G722ST-HT Maintenance and cleaning Danger! Risk of explosion when using the measuring equipment in explosive atmospheres (ATEX, IECEx) This may result in personal or material damage or dangerous situations. → Observe the "Safety instructions for the use in explosive atmospheres" (see document SIFLUXUS).

  • Page 106: Maintenance

    11 Maintenance and cleaning 11.1 Maintenance FLUXUS G722ST-HT 11.1 Maintenance The transmitter and the transducers are practically maintenance-free. In order to ensure security, the following maintenance intervals are recommended: Tab. 11.1: Recommended maintenance intervals item maintenance step interval measure stainless steel housing...

  • Page 107: Dismounting And Disposal

    Avoiding environmental damage by correct disposal of components Depending on the material, the corresponding parts have to be disposed of in residual or special waste or recycled. FLEXIM accepts the return of the components. For further information, contact FLEXIM. UMFLUXUS_G722ST-HTV1-2EN, 2021-09-01...

  • Page 108: User Modes

    13 User modes FLUXUS G722ST-HT User modes The user modes allow an advanced diagnostic of signals and measured values as well as the definition of additional Special functions parameters adapted to the application. The following user modes can be selected: System settings •StandardUser...

  • Page 109: Standarduser Mode

    13 User modes FLUXUS G722ST-HT 13.1 StandardUser mode 13.1 StandardUser mode In the StandardUser mode, all measurements can be carried out for the corresponding application. At the first start-up the transmitter operates in the StandardUser mode. 13.1.1 Cut-off flow The cut-off flow is a lower limit for the flow velocity. All measured flow velocities that are below the limit are set to zero.
  • Page 110 13 User modes 13.1 StandardUser mode FLUXUS G722ST-HT Options\Special settings\Multi-point calibration\Point x=act. value • Enter the measured value of the transmitter. • Press ENTER. Options\Special settings\Multi-point calibration\Point x=set value • Enter the measured value of the reference flowmeter. • Press ENTER.

  • Page 111: Expertuser Mode

    13 User modes FLUXUS G722ST-HT 13.2 ExpertUser mode 13.1.5 High voltage High voltage increases the excitation voltage of the transducers. When measuring using the correlation principle, high voltage is deactivated by default. Options\Special settings\High voltage • Select the menu item Special settings in the program branch Options.
  • Page 112 13 User modes 13.2 ExpertUser mode FLUXUS G722ST-HT Options\Special settings\+Flow velocity limit • Enter a limit of the flow velocity for the measurement in flow direction. • Press ENTER. If the flow velocity is higher than this limit, it will be marked as invalid. The physical quantity cannot be determined.
  • Page 113 13 User modes FLUXUS G722ST-HT 13.2 ExpertUser mode 13.2.3 Profile correction It is possible to select the following versions for the calculation of the fluid mechanics calibration factor k • kRe 1.0: profile correction (previous version) • kRe 2.0: improved profile correction (current version, default)

  • Page 114: Superuser Mode And Superuser Ext. Mode

    13 User modes 13.3 SuperUser mode and SuperUser ext. mode FLUXUS G722ST-HT 13.3 SuperUser mode and SuperUser ext. mode Some menu items that are not visible in the StandardUser or ExpertUser mode are now displayed. In the SuperUser ext. mode it is not possible to carry out any plausibility test of the entered parameters.
  • Page 115 13 User modes FLUXUS G722ST-HT 13.3 SuperUser mode and SuperUser ext. mode Example factor: 1.1 offset: -10 cm/s = -0.1 m/s If a flow velocity v = 5 m/s is measured, before the calculation of the derived quantities it will be corrected as follows: = 1.1 ·...

  • Page 116: Digital Outputs

    14 Digital outputs 14.1 Configuration of a digital output as binary output FLUXUS G722ST-HT Digital outputs If the transmitter is equipped with outputs, they have to be configured. For the configuration of the analog output, see Options section 9.2.6. In addition to the analog outputs, the transmitter can be Outputs equipped with digital outputs.
  • Page 117 14 Digital outputs FLUXUS G722ST-HT 14.1 Configuration of a digital output as binary output Options\Outputs\Digital output B1\Enable B1 • Select Yes to change the settings for an already assigned output or to assign a new one. • Select No to cancel the assignment and to return to the previous menu item.
  • Page 118 14 Digital outputs 14.1 Configuration of a digital output as binary output FLUXUS G722ST-HT Output function test The function of the output can now be tested. • Connect a multimeter to the output. Options\Outputs\...\B1 Test signal • Select Yes to test the output. Select No to display the next menu item.

  • Page 119: Configuration Of A Digital Output As Pulse Output

    14 Digital outputs FLUXUS G722ST-HT 14.2 Configuration of a digital output as pulse output Tab. 14.4: Output function test – measuring range property switching function test value description Status OK Status OK • binary output is energized (status value) • measured value has to be low ohmic Status error •...
  • Page 120 14 Digital outputs 14.2 Configuration of a digital output as pulse output FLUXUS G722ST-HT Tab. 14.5: Selection of the physical quantity source item list item output Pulse Pulse |V| pulse without considering the sign of the volumetric flow rate Pulse +V...
  • Page 121 14 Digital outputs FLUXUS G722ST-HT 14.2 Configuration of a digital output as pulse output Options\Outputs\Digital output B1\...\Pulse width • Enter the pulse width. The range of possible pulse widths depends on the specification of the instrument (e.g., counter, PLC) that is to be connected to the output.
  • Page 122 14 Digital outputs 14.2 Configuration of a digital output as pulse output FLUXUS G722ST-HT Output function test Options\Outputs\...\B1 Test signal • Select Yes to test the status of the output signal. Select No to display the next menu item. • Press ENTER.

  • Page 123: Configuration Of A Digital Output As Frequency Output

    14 Digital outputs FLUXUS G722ST-HT 14.3 Configuration of a digital output as frequency output 14.3 Configuration of a digital output as frequency output The frequency output emits a square wave signal with a frequency which is proportional to the source item sent to the output.

  • Page 124: Inputs

    15 Inputs 15.1 Configuration of an input FLUXUS G722ST-HT Inputs The inputs are configured in the program branch Special functions and assigned to the individual measuring channels in the program branch Options. 15.1 Configuration of an input If the transmitter is equipped with inputs, they have to be configured.
  • Page 125 15 Inputs FLUXUS G722ST-HT 15.1 Configuration of an input The correction value is automatically added to the measured temperature. The temperature correction is used e.g., if the characteristic curves of the two temperature probes differ considerably from each other or a known and constant temperature gradient exists between the measured temperature and the actual temperature.
  • Page 126 15 Inputs 15.1 Configuration of an input FLUXUS G722ST-HT 15.1.3 Definition of a switching condition A switching condition can be defined. Special functions\Inputs\...\Trigger value • Select Yes if a switching condition is to be defined. Select No to display the next menu item.

  • Page 127: Assignment Of An Input

    15 Inputs FLUXUS G722ST-HT 15.2 Assignment of an input 15.1.4 Terminal assignment Inputs\...\Input info The terminals for the connection of the input are displayed. By pressing further information is displayed. • Press ENTER. 15.1.5 Function test of the input The function of the installed input can now be tested.

  • Page 128: Data Logger

    16 Data logger 16.1 Configuration of the data logger FLUXUS G722ST-HT Data logger The transmitter has a data logger which stores the measured values during the measurement. Special functions Data logger Notice! In order to store measured data, the data logger has Configuration to be configured.
  • Page 129 16 Data logger FLUXUS G722ST-HT 16.1 Configuration of the data logger Example actual time: 09:06 am setting: Full 10 minutes The storing starts at 09:10 am. Notice! Make sure that the time of all transmitters is synchronized. Event-based starting time...
  • Page 130 16 Data logger 16.1 Configuration of the data logger FLUXUS G722ST-HT Storage rate Special functions\Data logger\Configuration\Storage rate The storage rate is the frequency to transmit or store measured values. If a start time for storing the measured values is defined, a storage rate has to be entered.

  • Page 131: Deletion Of The Data Logger

    16 Data logger FLUXUS G722ST-HT 16.2 Deletion of the data logger Further parameters for storing It can be defined whether the following parameters are to be stored together with the measured values. Tab. 16.1: Parameters for storing display description of the parameters...

  • Page 132: Information Regarding The Data Logger

    16 Data logger 16.3 Information regarding the data logger FLUXUS G722ST-HT 16.3 Information regarding the data logger Special functions\Data logger\Data logger info • Select the menu item Data logger info. • Press ENTER. The following information regarding the data logger is displayed:...

  • Page 133: Transmission Settings

    16 Data logger FLUXUS G722ST-HT 16.5 Transmission settings 16.5 Transmission settings Special functions\Data logger\Transmission settings\Serial output channel • Select the menu item Transmission settings. This display will only be indicated if the transmitter has an interface RS485. • Press ENTER.

  • Page 134: Data Transmission

    17 Data transmission 17.1 Service interfaces FLUXUS G722ST-HT Data transmission The data is transmit via the service interfaces or the process interface (optional) of the transmitter. 17.1 Service interfaces By means of the program FluxDiagReader it is possible to transmit via service interfaces (USB, LAN) data to the PC.

  • Page 135: Process Interface

    17 Data transmission FLUXUS G722ST-HT 17.2 Process interface 17.2 Process interface The transmitter can be equipped with a process interface (e.g., Profibus, Modbus). For the connection of the process interface to the transmitter see supplement to operating instruction. RS485 interface Special functions\Communication\RS485 •...

  • Page 136: Advanced Functions

    18 Advanced functions 18.1 Totalizers FLUXUS G722ST-HT Advanced functions 18.1 Totalizers The total volume or total mass of the fluid at the measuring point can be determined. There are 2 totalizers, one for the positive and the other for the negative flow direction. The unit of measurement used for totalizing corresponds to the volume or mass unit selected for the physical quantity.
  • Page 137 18 Advanced functions FLUXUS G722ST-HT 18.1 Totalizers The number of decimal places is constant. The max. value of the totalizers decreases with an increasing number of decimal places. decimal places max. value max. display < 10 ±9999999999 < 10 ±99999999.9 <...
  • Page 138 18 Advanced functions 18.1 Totalizers FLUXUS G722ST-HT Notice! The overflow of a totalizer influences all output channels, e.g., the data logger and the online transmission of data. The sum of both totalizers (throughput Q) transmitted via an output is no longer valid after one of the totalizers has overflowed for the first time.

  • Page 139: Diagnosis With The Help Of The Snap Function

    18 Advanced functions FLUXUS G722ST-HT 18.2 Diagnosis with the help of the snap function 18.2 Diagnosis with the help of the snap function 18.2.1 Configuration By means of the snap function it is possible to store measuring parameters which are useful for the evaluation of measuring results or diagnostic purposes.

  • Page 140: Modification Of The Limit For The Inner Pipe Diameter

    18 Advanced functions 18.3 Modification of the limit for the inner pipe diameter FLUXUS G722ST-HT 18.2.3 Deletion of snaps Special functions\Snap\Delete snaps • Select the menu item Delete snaps. • Press ENTER. • Select Yes or No. • Press ENTER.

  • Page 141: Remote Functions

    18 Advanced functions FLUXUS G722ST-HT 18.4 Remote functions 18.4 Remote functions Remote functions can be triggered by event triggers, triggerable analog inputs or binary inputs. Options In order to define an input for a remote function, it has to be enabled in the menu item Special functions\Inputs.
  • Page 142 18 Advanced functions 18.4 Remote functions FLUXUS G722ST-HT Reset of measured values • Select the list item Reset meas. val. • Press ENTER. The measured value output simulates a reposing application for the duration of the signal. The actual measured flow velocity is ignored and the measured value is set to zero.

  • Page 143: Event Triggers

    18 Advanced functions FLUXUS G722ST-HT 18.5 Event triggers 18.5 Event triggers It is possible to configure max. 4 independent event triggers per channel: R1, R2, R3 and R4. Options The event triggers can be used, e.g., to: Event trigger – output information about the running measurement –...
  • Page 144 18 Advanced functions 18.5 Event triggers FLUXUS G722ST-HT Tab. 18.2: Source items source item list item output Fluid properties Fluid temp. fluid temperature Fluid pressure fluid pressure Fluid density fluid density kinematic viscosity Kin. viscosity Dyn. viscosity dynamic viscosity Compress. coeff.
  • Page 145 18 Advanced functions FLUXUS G722ST-HT 18.5 Event triggers Definition of the switching condition Options\Event trigger\Rx Enable\Source item\...\Function • Select the switching condition. • Press ENTER. Definition of the holding behavior Options\Event trigger\Rx Enable\Source item\...\Type • Select the type of the holding behavior.
  • Page 146 18 Advanced functions 18.5 Event triggers FLUXUS G722ST-HT Definition of the switching delay Options\Event trigger\Enable Rx\Source item\...\Glitch interval • Enter a time interval after which the event trigger has to switch in case the event occurred. • Press ENTER. Options\Event trigger\Enable Rx\Source item\...\Failure delay •...

  • Page 147: Event Protocol

    18 Advanced functions FLUXUS G722ST-HT 18.6 Event protocol 18.5.4 Status display of the event triggers Notice! There is no visual or acoustic indication of event trigger switching. The state of the event triggers is displayed during the measurement. • Press to scroll through the second line from below until the event trigger status is displayed.

  • Page 148: Settings

    19 Settings 19.1 Dialogs and menus FLUXUS G722ST-HT Settings 19.1 Dialogs and menus Special functions\Dialogs/Menus • Select the menu item Dialogs/Menus in the program branch Special functions. • Press ENTER. Pipe circumference Special functions\Dialogs/Menus\Pipe circumference • Select the menu item Pipe circumference.
  • Page 149 19 Settings FLUXUS G722ST-HT 19.1 Dialogs and menus Error delay The error delay is the time after which an error value will be sent to an output if no valid measured values are available. Special functions\Dialogs/Menus\Error value delay • Select the menu item Error value delay.

  • Page 150: Measurement Settings

    19 Settings 19.2 Measurement settings FLUXUS G722ST-HT 19.2 Measurement settings Special functions\Measurement\Measurement settings • Select the menu item Measurement in the program branch Special functions. • Press ENTER. • Select the menu item Measurement settings. • Press ENTER. Multi-point calibration A multi-point calibration allows a very precise output of measuring results.

  • Page 151: Units Of Measurement

    19 Settings FLUXUS G722ST-HT 19.3 Units of measurement 19.3 Units of measurement It is possible to set the global units of measurement for length, temperature, pressure, sound speed, density and kinematic viscosity. Special functions\Units of measurement • Select the menu item Units of measurement.

  • Page 152: Working With Parameter Records

    19 Settings 19.5 Working with parameter records FLUXUS G722ST-HT 19.5 Working with parameter records 19.5.1 Introduction Parameter records are data sets that contain all information necessary to perform a certain measurement task: • pipe parameters • transducer parameters • fluid parameters •...

  • Page 153: Contrast Settings

    19 Settings FLUXUS G722ST-HT 19.6 Contrast settings 19.6 Contrast settings Special functions\System settings\Display contrast • Select the menu item System settings in the program branch Special functions. • Press ENTER. • Select the menu item Display contrast. • Press ENTER.

  • Page 154: Key Lock

    19 Settings 19.8 Key lock FLUXUS G722ST-HT 19.8 Key lock An ongoing measurement can be protected from an inadvertent intervention by means of a key lock.. Definition of a key lock code • Select the menu item System settings in the program branch Special functions.

  • Page 155: Annex

    Annex FLUXUS G722ST-HT A Menu structure Annex Menu structure Program branches Parameters Measurement Options Special functions Transducer Measuring point no. Measurement System settings Outer diameter Expected max. flow Units of measurement Inputs Pipe material Transducer distance A Outputs Outputs Pipe wall thickness...
  • Page 156 Annex A Menu structure FLUXUS G722ST-HT Parameter input Parameters Transducer Connected transd. Select transducer Outer diameter Pipe material Pipe wall thickness Lining Lining 2 Coating Roughness Automatic Customized Fluid Fluid temp. Fluid pressure Extension cable Legend only if enabled in Special functions > Dialogs/Menus...
  • Page 157 Annex FLUXUS G722ST-HT A Menu structure Measurement settings Options Measurement Units of measurement Physical quantity Flow velocity Volumetric flow rate → Operation vol. flow → Mass flow rate → Flow velocity Volume total Unit of measurement Mass flow rate Damping...
  • Page 158 Annex A Menu structure FLUXUS G722ST-HT Data logger Special functions Data logger Configuration Delete meas. values Print meas. values Transmission settings Data logger info Start storing Delete spaces → Activated → Logger full → Meas. val. series → Occup. logger Event-based →...
  • Page 159 Annex FLUXUS G722ST-HT A Menu structure Measurement start Parameters Measurement Installation Start measurement Measuring point no. Expected max. flow Transducer distance A Barrier distance Transducer distance B Parameter search Measurement Stop measurement Show measurement Show parameters Read-only mode UMFLUXUS_G722ST-HTV1-2EN, 2021-09-01...
  • Page 160 Annex A Menu structure FLUXUS G722ST-HT Configuration of outputs Options Special functions Outputs Outputs → Current → Voltage Active Passive → Digital output Enable ... Source item Flow quantities Totalizers Fluid properties Diagnostic values Miscellaneous Event trigger Status Values → R1 →...
  • Page 161 Annex FLUXUS G722ST-HT A Menu structure Configuration of inputs Special functions Inputs → Temperature → Current → Voltage Temperature Enable Tx Pt100/Pt1000 Temperature offset → Temperature Trigger value Function → Within range → MAX (x>limit) → Out of range → MIN (x<limit) →...
  • Page 162 Annex A Menu structure FLUXUS G722ST-HT Configuration of inputs Special functions Current Inputs Enable Ix → Temperature → Current → Voltage Source item Customized Current → Temperature → Pressure → Density Input name → Kin. viscosity → Dyn. viscosity Unit of measurement...
  • Page 163 Annex FLUXUS G722ST-HT A Menu structure Configuration of inputs Special functions Voltage Inputs Enable Ux → Temperature → Current → Voltage Source item Customized Voltage → Temperature → Pressure → Density Input name → Kin. viscosity → Dyn. viscosity Unit of measurement...
  • Page 164 Annex A Menu structure FLUXUS G722ST-HT Special settings Options Linear calibration Special settings Cut-off flow Default Default Customized Profile correction Flow velocity limit Default Default Customized Multi-point calibration Signal search range High voltage Averaging factor Crest factor threshold Legend [1] only in SuperUser mode [2] only in ExpertUser, SuperUser and SuperUser ext.
  • Page 165 Annex FLUXUS G722ST-HT A Menu structure Results – overview Trigger Input quantities Physical quantities Special functions Options → Temperature → Flow quantities → Current → Totalizers → Voltage → Fluid properties → Binary → Diagnostic values Condition Event trigger → Switching condition →...
  • Page 166 Annex A Menu structure FLUXUS G722ST-HT Definition of event triggers Options Event trigger Select Rx Enable Rx Source item Flow quantities Totalizers Fluid properties Diagnostic values Miscellaneous Function → MAX (x>limit) → MIN (x<limit) → Within range → Out of range →...
  • Page 167 Annex FLUXUS G722ST-HT A Menu structure Remote functions Trigger Special functions Options Condition Inputs Event trigger Temperature Current Voltage Binary Select Rx Enable Enable Enable Enable Enable Rx Pt100/Pt1000 Source item Source item Negate input Source item Function → Yes →...
  • Page 168 Annex A Menu structure FLUXUS G722ST-HT Event-based storing of measured values Trigger Special functions Options Condition Inputs Event trigger Temperature Current Voltage Binary Select Rx Enable Enable Enable Enable Enable Rx Pt100/Pt1000 Source item Source item Negate input Source item Function →...

  • Page 169: B Units Of Measurement

    Annex FLUXUS G722ST-HT B Units of measurement Units of measurement Length/roughness unit of measurement description millimeter inch Temperature unit of measurement description °C degree Celsius °F degree Fahrenheit Pressure unit of measurement description bar(a) bar (absolute) bar(g) bar (relative) psi(a)
  • Page 170 Annex B Units of measurement FLUXUS G722ST-HT Operating volumetric flow rate unit of measurement description operating volume (totalized) m³/d cubic meter per day m³ m³/h cubic meter per hour m³ m³/min cubic meter per minute m³ m³/s cubic meter per second m³...
  • Page 171 Annex FLUXUS G722ST-HT B Units of measurement unit of measurement description operating volume (totalized) MMCFH million cubic feet per hour MMCF Igpd (Imp-gal/d) gallon per day Igal Igph (Imp-gal/h) gallon per hour Igal Igpm (Imp-gal/m) gallon per minute Igal Igps (Imp-gal/s)

  • Page 172: C Reference

    The following tables provide assistance for the user. The accuracy of the data depends on the composition, temperature and processing of the material. FLEXIM does not assume liability for any inaccuracies. Sound speed of selected pipe and lining materials at 20 °C The values of some of these materials are stored in the internal database of the transmitter.

  • Page 173: D Conformity Declarations

    Annex FLUXUS G722ST-HT D Conformity declarations Conformity declarations UMFLUXUS_G722ST-HTV1-2EN, 2021-09-01...
  • Page 174 Annex D Conformity declarations FLUXUS G722ST-HT 2021-09-01, UMFLUXUS_G722ST-HTV1-2EN...

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