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Endress+Hauser Proline t-mass 65 Operating Instructions Manual

Modbus rs485 thermal mass flowmeter
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BA00115D/06/EN/14.14
71261909
Valid as of version
V 3.06.XX (Device software)
Products
Operating Instructions
Proline t-mass 65
Modbus RS485
Thermal Mass Flowmeter
Solutions
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Summary of Contents for Endress+Hauser Proline t-mass 65

  • Page 1 Products Solutions Services BA00115D/06/EN/14.14 71261909 Valid as of version V 3.06.XX (Device software) Operating Instructions Proline t-mass 65 Modbus RS485 Thermal Mass Flowmeter...

  • Page 2: Table Of Contents

    Proline t-mass 65 Modbus RS485 Table of contents Document information ....3 Recalibration ......72 Document conventions .

  • Page 3: Document Information

    Proline t-mass 65 Modbus RS485 Document information Document information Document conventions 1.1.1 Safety symbols Symbol Device particularities and document content “Caution” indicates an action or procedure which, if not performed correctly, can result in incorrect operation or destruction of the device. Comply strictly with the instructions.
  • Page 4 Document information Proline t-mass 65 Modbus RS485 1.1.3 Symbols for types of information Symbol Meaning Permitted Indicates procedures, processes or actions that are permitted. A0011182 Preferred Indicates procedures, processes or actions that are preferred. A0011183 Forbidden Indicates procedures, processes or actions that are forbidden.

  • Page 5: Safety Instructions

    Endress+Hauser sales center for clarification. The use with unsta- ble gases or gases not deemed to be suitable by Endress+Hauser must be avoided. The mea- suring device is not designed to be used with liquids or fluids in the liquid phase.

  • Page 6: Operational Safety

    Category II or III installations in accordance with the Pressure Equip- ment Directive. • The manufacturer reserves the right to modify technical data without prior notice. Your Endress+Hauser sales center will supply you with current information and updates to these Operating Instructions. Return •...

  • Page 7: Identification

    Proline t-mass 65 Modbus RS485 Identification Identification Device designation The "t-mass 65" measuring device consists of the following components: • t-mass 65 transmitter • t-mass F, t-mass I sensors Two versions are available: • Compact version: transmitter and sensor form a single mechanical unit.
  • Page 8 Identification Proline t-mass 65 Modbus RS485 3.1.2 Nameplate of the sensor Proline t-mass F Order Code: 65F50-XXXXXXXXXXXX IP67 / NEMA/Type 4X 12345678901 Ser.No.: ABCDEFGHIJKLMNOPQRST TAG-No.: DN50 DIN/EN PN40 -0.5...40bar / -7.25...+580 psi gauge -40°C...+100°C / -40°F...+212°F 316/316L/1.4404/Alloy C 22 (2.4602)
  • Page 9 Proline t-mass 65 Modbus RS485 Identification 3.1.3 Nameplate for connections active See operating manual passive Betriebsanleitung beachten normally open contact Observer manuel d'instruction normally closed contact XXXXXXXXXXX Ser.No.: L1/L+ Supply / Versorgung / N/L- Tension d'alimentation 26 = B (RxD/TxD-P)

  • Page 10: Certificates And Approvals

    61326. The measuring device described in these Operating Instructions thus complies with the stat- utory requirements of the EC Directives. Endress+Hauser confirms successful testing of the measuring device by affixing to it the CE mark. The measuring device meets the EMC requirements of the Australian Communications and Media Authority (ACMA).

  • Page 11: Installation

    Proline t-mass 65 Modbus RS485 Installation Installation Incoming acceptance, transport and storage 4.1.1 Incoming acceptance On receipt of the goods, check the following points: • Is the packaging or content undamaged? • Is the delivery complete and do the delivered goods match your order? 4.1.2...

  • Page 12: Installation Conditions

    Installation Proline t-mass 65 Modbus RS485 Installation conditions Note the following points: • The thermal dispersion principle is very sensitive to disturbed flow conditions. • Observe the recommended inlet and outlet requirements. • Good engineering practice is necessary for the associated pipe work and installation.
  • Page 13 Proline t-mass 65 Modbus RS485 Installation 4.2.3 Pipework requirements Good engineering practice should be followed at all times: • Correct preparation, welding and finishing techniques • Correctly sized gaskets • Correctly aligned flanges and gaskets • Connecting pipe work should match the internal diameter of the flowmeter. Maximum pipe diameter mismatch should not exceed: –...
  • Page 14 Installation Proline t-mass 65 Modbus RS485 4.2.4 Orientation Make sure that the direction arrow on the sensor matches the direction of flow through the pipe. Flanged sensor Insertion sensor Vertical orientation compact remote compact remote     A0013785...
  • Page 15 Proline t-mass 65 Modbus RS485 Installation 4.2.5 Inlet and outlet runs The thermal dispersion principle is sensitive to disturbed flow conditions. As a general rule, the thermal flowmeter should always be installed as far away as possible from any flow disturbances. For further information ISO Standard 14511.
  • Page 16 Installation Proline t-mass 65 Modbus RS485 Outlet runs with pressure measuring points The pressure measuring point should be installed downstream of the measuring device, so that there is no potential influence of the pressure transmitter process connection on the flow entering the measuring point.
  • Page 17 Perforated plate flow conditioners (19 hole) for use with flanged sensor 65F →  73 This is a special Endress+Hauser version designed especially for use with the t-mass F sensor (sizes DN 25 to 100 / 1" to 4"). The mounting hole patterns and sizing are of a multi-variant design which means that one plate will fit different flange pressure classes e.g.
  • Page 18 Installation Proline t-mass 65 Modbus RS485 4.2.6 Heating Some applications require suitable measures to avoid heat loss (condensation). Heating can be electric, e. g. with heated elements, or by means of hot water, steam pipes or insulation. " Caution! Risk of electronics overheating! Consequently, make sure that the adapter between sensor and transmitter and the connection housing of the remote version always remain free of insulating material.

  • Page 19: Installation

    Mounting the welding socket This instruction describes mounting of the Endress+Hauser welding socket. If a welding boss is already available or a customer-specific one is being used, then go to the next section "Insertion depth calculation and adjustment."...
  • Page 20 Installation Proline t-mass 65 Modbus RS485 A0005118 Fig. 10: Dimensions needed to calculate the insertion depth Pipes: internal diameter Ducts: internal dimension Wall thickness Dimension from pipe/duct to the compression fitting The following dimensions are required to calculate the insertion depth: •...
  • Page 21 Proline t-mass 65 Modbus RS485 Installation Insert the sensor in the nozzle (1) and tighten the lower nut of the compression fitting (2) finger-tight. " Caution! – NPT thread: use a thread sealing tape or paste – G 1 A thread: the sealing ring supplied must be installed Tighten the upper nut of compression fitting (3) such that the sensor can still be adjusted.
  • Page 22 Installation Proline t-mass 65 Modbus RS485 10. Tighten the compression fitting (1) by hand to secure the position of the sensor. Then, using an open-ended wrench, tighten another 1¼ revolutions in a clockwise direction. 11. Fix the two securing screws (2) (Allen key 3 mm; (1/8")).
  • Page 23 Proline t-mass 65 Modbus RS485 Installation 4.3.2 Removing the insertion sensor Warning! • Do not remove the measuring device when it is pressurized! Stop the gas flow and unpres- surize the process pipe. • In the case of toxic, explosive or flammable gases, the pipe in which the measuring device is installed must be purged with an inert gas to remove all traces of the gas used.
  • Page 24 Installation Proline t-mass 65 Modbus RS485 4.3.4 Turning the transmitter housing Turning the aluminum field housing Warning! The rotating mechanism for measuring devices for hazardous areas Zone 1 (ATEX/IEC Ex) or Class I Div. 1 (FM/CSA) is different to that described here. The procedure for turning these housings is described in the Ex-specific documentation →...
  • Page 25 Proline t-mass 65 Modbus RS485 Installation 4.3.6 Installing the wall-mount transmitter housing There are various ways of installing the wall-mount transmitter housing: • Mounted directly on the wall • Installation in control panel →  26 (separate mounting set, accessories) →  73 •...
  • Page 26 Installation Proline t-mass 65 Modbus RS485 Installation in control panel Prepare the opening in the panel as illustrated in the diagram. Slide the housing into the opening in the panel from the front. Screw the fasteners onto the wall-mount housing.

  • Page 27: Post-Installation Check

    Proline t-mass 65 Modbus RS485 Installation Post-installation check Perform the following checks after installing the measuring device in the pipe: Measuring device condition and specifications Notes Is the measuring device undamaged (visual inspection)? – Does the device correspond to specifications at the measurement point, including →...

  • Page 28: Electrical Connection

    When connecting Ex-certified measuring devices, see the notes and diagrams in the Ex-spe- cific supplement to these Operating Instructions. Please do not hesitate to contact your Endress+Hauser sales center if you have any questions. Note! • The measuring device does not have an internal power isolation switch. Therefore provide an isolation switch or circuit breaker which can be used to disconnect the power supply to the measuring device.

  • Page 29: Connecting The Remote Version

    Proline t-mass 65 Modbus RS485 Electrical connection current can flow between two grounding points which, in unfavorable cases (e.g. when it exceeds the permissible shield current) may destroy the cable. To suppress the low frequency equalizing currents, it is therefore recommended - in the case...

  • Page 30: Connecting The Measuring Unit

    Electrical connection Proline t-mass 65 Modbus RS485 5.2.2 Cable specification, connecting cable A cable with the following specifications must be used for the remote version: • 2 × 2 × 0.5 mm² (AWG 20) PVC cable with common shield (2 twisted pairs) •...
  • Page 31 Proline t-mass 65 Modbus RS485 Electrical connection 5.3.3 Modbus RS485 connection diagram STATUS-IN N (L–) – L1 (L+) RxD/TxD-P A (RxD/TxD-N) A (RxD/TxD-N) RxD/TxD-P – STATUS-IN 24 25 26 27 20 21 22 23 N (L-) L1 (L+) A0005383 ...

  • Page 32: Degree Of Protection

    Electrical connection Proline t-mass 65 Modbus RS485 Degree of protection The measuring devices fulfill all the requirements for IP 67 (NEMA 4X). Compliance with the following points is mandatory following installation in the field or ser- vicing, in order to ensure that IP 67 (NEMA 4X) protection is maintained: •...

  • Page 33: Post-Connection Check

    Proline t-mass 65 Modbus RS485 Electrical connection Post-connection check Perform the following checks after completing electrical installation of the measuring device: Measuring device condition and specifications Notes Are cables or the measuring device undamaged (visual inspection)? Electrical connection Notes Does the supply voltage match the specifications on the nameplate?

  • Page 34: Operation

    Operation Proline t-mass 65 Modbus RS485 Operation Quick operation guide The user has a number of options for configuring and commissioning the device: Local display (option) →  35 The local display makes it possible to read all important variables directly at the mea-...

  • Page 35: Display And Operating Elements

    Proline t-mass 65 Modbus RS485 Operation Display and operating elements The local display makes it possible to read all important parameters directly at the measur- ing point or configure the measuring device via the "Quick Setup" or the function matrix.

  • Page 36: Brief Operating Instructions For The Function Matrix

    Operation Proline t-mass 65 Modbus RS485 Brief operating instructions for the function matrix Note! • See the general notes →  37 • Function descriptions  see the "Description of Device Functions" manual HOME position  F  Entry into the function matrix Select a function group (e.g.
  • Page 37 • If “0” is specified as the customer' s code, programming is always enabled. • Your Endress+Hauser sales center can be of assistance if you mislay your private code. " Caution! Changing certain parameters, such as all sensor characteristics, for example, influences numerous functions of the entire measuring system, particularly measuring accuracy.

  • Page 38: Error Messages

    Operation Proline t-mass 65 Modbus RS485 6.3.3 Disabling the programming mode Programming mode is disabled if an operating element is not pressed within 60 seconds fol- lowing automatic return to the HOME position. Programming can also be disabled by entering any number in the "ACCESS CODE" function (other than the customer' s code).

  • Page 39: Modbus Rs485 Communication

    Proline t-mass 65 Modbus RS485 Operation Modbus RS485 communication 6.5.1 Modbus RS485 technology The Modbus is an open, standardized fieldbus system which is deployed in the areas of man- ufacturing automation, process automation and building automation. System architecture The Modbus RS485 is used to specify the functional characteristics of a serial fieldbus system with which distributed, digital automation systems are networked together.
  • Page 40 Operation Proline t-mass 65 Modbus RS485 Master/slave communication A distinction is made between two methods of communication with regard to master/slave communication via Modbus RS485: • Polling (request-response-transaction) The master sends a request telegram to one slave and waits for the slave' s response tele- gram.
  • Page 41 Proline t-mass 65 Modbus RS485 Operation 6.5.2 Modbus telegram General The master-slave process is used for data exchange. Only the master can initiate data trans- mission. Following the prompt, the slave sends the master the necessary data as a response telegram or executes the command requested by the master.
  • Page 42 Operation Proline t-mass 65 Modbus RS485 6.5.3 Modbus function codes The function code determines which read, write and test operations should be executed by means of the Modbus protocol. The measuring device supports the following function codes: Function Name in accordance...
  • Page 43 Proline t-mass 65 Modbus RS485 Operation 6.5.4 Maximum number of writes If a nonvolatile measuring device parameter is modified via the Modbus function codes 06, 16 or 23, this change is saved in the EEPROM of the measuring device. The number of writes to the EEPROM is technically restricted to a maximum of 1 million.
  • Page 44 Operation Proline t-mass 65 Modbus RS485 Function Access Register in accordance with: Register in accordance with: code type "Modbus Applications Protocol "Modicon Modbus Protocol Reference Specification" Guide" Write XXXX  4XXXX Example: reset totalizer 1 = 2608 Example: reset totalizer 1 = 42608...
  • Page 45 Proline t-mass 65 Modbus RS485 Operation Byte transmission sequence Byte addressing, i.e. the transmission sequence of the bytes, is not specified in the Modbus specification. For this reason, it is important to coordinate the addressing method between the master and slave during commissioning. This can be configured in the measuring device by means of the "BYTE ORDER"...
  • Page 46 Operation Proline t-mass 65 Modbus RS485 6.5.6 Modbus error messages If the Modbus slave detects an error in the request telegram from the master, it sends a reply to the master in the form of an error message consisting of the slave address, function code, exception code and check sum.
  • Page 47 Proline t-mass 65 Modbus RS485 Operation Configuration of the scan list During configuration, the Modbus register addresses of the device parameters to be grouped must be entered in the scan list. The scan list can contain up to 16 entries. Float and Integer- type device parameters with read and write access are supported.
  • Page 48 Operation Proline t-mass 65 Modbus RS485 Access to data via Modbus The Modbus master uses the register addresses 5051 to 5081 to access the data area of the auto-scan buffer. This data area contains the values of the device parameters defined in the scan list.
  • Page 49 Proline t-mass 65 Modbus RS485 Operation Example The following device parameters should be grouped via the auto-scan buffer and read out by the master with just one request telegram: • Mass flow  Register address 2007 • Totalizer 1  Register address 2610 •...
  • Page 50 Operation Proline t-mass 65 Modbus RS485 2nd Access to the data via Modbus By specifying the register start address 5051 and the number of registers, the Modbus mas- ter can read out the measured values with just one request telegram.

  • Page 51: Operating Options

    6.6.1 Operating program "FieldCare" FDT-based plant asset management tool from Endress+Hauser. It can configure all intelli- gent field devices in your plant and supports you in managing them. By using status infor- mation, it also provides a simple but effective means of checking their health. The Proline flow measuring devices are accessed via a service interface or via the service interface FXA193.

  • Page 52: Hardware Settings

    Operation Proline t-mass 65 Modbus RS485 Hardware settings 6.7.1 Hardware write protection, switching on and off A jumper on the I/O board provides the means of switching hardware write protection on or off. When the write protection is switched on, it is not possible to write to the device param- eters via Modbus communication.
  • Page 53 Proline t-mass 65 Modbus RS485 Operation Addressing via miniature switches Warning! Risk of electric shock. Exposed components carry dangerous voltages. Switch off the power supply before you remove the cover of the electronics compartment. Loosen the Allen screw (3 mm) of the securing clamp.
  • Page 54 Operation Proline t-mass 65 Modbus RS485 6.7.3 Configuring the terminating resistors It is important to terminate the Modbus RS485 line correctly at the start and end of the bus segment since impedance mismatch results in reflections on the line which can cause faulty communication transmission.

  • Page 55: Commissioning

    Proline t-mass 65 Modbus RS485 Commissioning Commissioning Function check Perform all the final checks before putting the measuring point into operation: • Checklist for "Post-installation check" →  27 • Checklist for "Post-connection check" →  33 Switching on the measuring device Only switch on the supply voltage once all the final checks have been performed.
  • Page 56 Commissioning Proline t-mass 65 Modbus RS485 7.3.1 Quick Setup "Commissioning" XXX.XXX.XX Quick Setup Inbetriebnahme Sprache HOME-POSITION Einstellvorgaben Auswahl der Voreinstellung Aktuelle Einstellung Werkeinstellung Auswahl der Systemeinheit Druck Temperatur Massefluss Normvol.-fluss Wärmefluss Dichte Beenden Einheit Einheit Einheit Einheit Einheit Einheit Druck Temperatur Heizw.
  • Page 57 Proline t-mass 65 Modbus RS485 Commissioning QUICK SETUP - COMMISSION Use the key at the prompt "QS-COMMISSION NO" and the device access code entry appears. Enter the device access code "65" and press ; programming is enabled. The prompt "QS-COMMISSION NO" appears. Use the...
  • Page 58 Commissioning Proline t-mass 65 Modbus RS485 7.3.2 Quick Setup "Sensor" It is essential that the insertion sensor is setup according to the actual pipe or duct and then installed at the calculated insertion depth. This Quick Setup guides the user systematically through the procedure to setup the sensor.
  • Page 59 – setup for other suitable types of gases, such as Ozone, using manual correction factors and the option called SPECIAL GAS. This requires application evaluation at the factory - In this case, please contact your Endress+Hauser sales center for clarification. Endress+Hauser...
  • Page 60 Commissioning Proline t-mass 65 Modbus RS485 Setting or viewing the active gas group The active measuring group can be set via 2 methods: Digital input: the status input can be configured to switch between the two groups. Select option GAS GROUP (see "Description of Device Functions" manual BA00116D/ 06).
  • Page 61 Proline t-mass 65 Modbus RS485 Commissioning 7.3.4 "Pressure" Quick Setup menu The individual process pressure for every gas group can be programmed with this Quick Setup. If only one gas group is being used, then only the function PROCESS PRESSURE 1 needs to be programmed, PROCESS PRESSURE 2 can remain with default settings.
  • Page 62 Commissioning Proline t-mass 65 Modbus RS485 7.3.5 "Heat Flow" Quick Setup menu The measuring device can calculate and output the heat of combustion of common fuel gases such as methane, natural gas, propane, butane, ethane and hydrogen. This Quick Setup menu can be used to program the method to calculate the net calorific value or gross calorific value.
  • Page 63 Proline t-mass 65 Modbus RS485 Commissioning Manual This function allows entry of a user-specific heating value if the required value is different from the value in the following table. Formula Net/lower heating value Gross/upper heating value [Mj/kg] MBtu/lb [Mj/kg] MBtu/lb Hydrogen 119.91...
  • Page 64 Commissioning Proline t-mass 65 Modbus RS485 7.3.6 Quick Setup "Communication" To establish serial data transfer, various arrangements between the Modbus master and Modbus slave are required which have to be taken into consideration when configuring var- ious functions. These functions can be configured quickly and easily by means of the Com- munication Quick Setup.
  • Page 65 Proline t-mass 65 Modbus RS485 Commissioning Functions of the Quick Setup "Communication" SETUP COMMUNICATION YES After is pressed by way of confirmation, the Quick Setup menu calls up all the subsequent functions in succession. FIELDBUS ADDRESS For entering the measuring device address.
  • Page 66 Commissioning Proline t-mass 65 Modbus RS485 7.3.7 Data backup/transmission Using the T-DAT SAVE/LOAD function, you can transfer data (device parameters and set- tings) between the T-DAT (exchangeable memory) and the EEPROM (device storage unit). This is required in the following instances: •...
  • Page 67 Proline t-mass 65 Modbus RS485 Commissioning 7.3.8 Gas compensation input The flowmeter can read the composition of the gas from the gas analyzer and automatically update the first two gas components (e.g. GAS TYPE 1 and 2) in the programmed gas mix- ture.
  • Page 68 Commissioning Proline t-mass 65 Modbus RS485 Check or note the following points: • Check that the function GAS  ANALYZER INPUT is set to ON (function group GAS →  59). • Check the actual % value of the main gas component being transmitted from the analyzer: Go to the function MOLE % GAS 1 in the function group PROCESS PARAMETER.

  • Page 69: Adjustment

    Proline t-mass 65 Modbus RS485 Commissioning Adjustment 7.4.1 Zero point adjustment Calibration takes place under reference operating conditions. (→  95). Consequently, the zero point adjustment is generally not necessary! At zero flow conditions, the output of most thermal mass flow devices has a strong depen- dency on the process pressure.

  • Page 70: Data Storage Device (Historom)

    Use O or S to select RESET and press F to confirm. The zero point adjustment is now reset. Data storage device (HistoROM) At Endress+Hauser, the term HistoROM refers to various types of data storage modules on which process and measuring device data are stored. By plugging and unplugging such mod- ules, device configurations can be duplicated onto other measuring devices to cite just one example.

  • Page 71: Maintenance

    Warning! Hazardous area approvals may demand that the device be returned to an Endress+Hauser sales center (→  6) for service or that work can only be carried out by a qualified Endress+Hauser service person. Please contact your Endress+Hauser sales center if you have any questions.

  • Page 72: Replacing Seals

    • t-mass F: The sensor contains o-rings seals and a bushing. In case of failure, the device must be returned to an Endress+Hauser sales center for inspection and repair (→  6). • t-mass I: The transducer is welded to the insertion tube and has no exchangeable seals. The com- pression fitting contains wetted seals (ferrules) and a bonded seal is used on the G 1 A thread version.

  • Page 73: Accessories

    Proline t-mass 65 Modbus RS485 Accessories Accessories Various accessories, which can be ordered separately from Endress+Hauser, are available for the transmitter and the sensor. Your Endress +Hauser sales center can provide detailed information on the specific order code. Device-specific accessories...
  • Page 74 Further information is available from your Endress+Hauser sales center. FieldCare FieldCare is Endress+Hauser' s FDT based Plant Asset Man- Please refer to the agement Tool. It can configure all intelligent field devices in product page of the your plant and supports you in managing them.

  • Page 75: Trouble-Shooting

    Proline t-mass 65 Modbus RS485 Trouble-shooting Trouble-shooting 10.1 Trouble-shooting instructions Always start troubleshooting with the following checklist if faults occur after commissioning or during operation. The routine takes you directly to the cause of the problem and the appropriate remedial measures.
  • Page 76 Trouble-shooting Proline t-mass 65 Modbus RS485 Faulty connection to Modbus master (continued) Fieldbus address Check fieldbus address: make sure there are no double assignments. Bus termination Has the Modbus RS485 network been terminated correctly? Each bus segment must always be terminated with a bus terminator at both ends (start and finish).

  • Page 77: System Error Messages

    Important procedures must be carried out before you return a flowmeter to Endress+Hauser. →  91.Always enclose a duly completed "Declaration of contamination" form. You will find a preprinted blank of this form at the back of this manual.
  • Page 78 Trouble-shooting Proline t-mass 65 Modbus RS485 Modbus communication Device status message Cause Rectification (local display) (spare part →  84) Register: Register: 6859 6821 Data type: Data type: Integer String (18 byte) TRANSM. SW-DAT S: TRANSM. SW-DAT Sensor DAT: 1. Check whether the HistoROM/T-DAT is...
  • Page 79 Proline t-mass 65 Modbus RS485 Trouble-shooting Modbus communication Device status message Cause Rectification (local display) (spare part →  84) Register: Register: 6859 6821 Data type: Data type: Integer String (18 byte) No. # 3xx  System limits exceeded DIFF TEMP LO S: DIFF.

  • Page 80: Process Error Messages

    Trouble-shooting Proline t-mass 65 Modbus RS485 10.3 Process error messages Note! Observe the information on the following pages: →  38 and →  75. Modbus communication Device status message Cause Rectification (local display) Register: Register: 6859 6821 Data type:...
  • Page 81 Proline t-mass 65 Modbus RS485 Trouble-shooting Symptoms Rectification Device displays zero flow but flow is 1. The INSTALLATION FACTOR may have a wrong setting = 0 ® PROCESS PARAMETERS function group (fac- present. tory setting = 1.0). 2. The LOW FLOW CUT OFF setting may be too high. Adjust the function ON VALUE LOW FLOW CUT OFF to a lower value ...
  • Page 82 3. The flow rate maybe too high (i.e. above sensor calibration range) 1. Check the measuring range that the Endress+Hauser Applicator program uses. 2. Check if the inverted plus sign "+" is shown on the display? If yes, reduce the velocity if possible.

  • Page 83: Response Of Totalizers And Modbus Communication

    Proline t-mass 65 Modbus RS485 Trouble-shooting 10.5 Response of totalizers and Modbus communication to errors Note! The failsafe mode of totalizers can be customized by means of various functions in the FAIL- SAFE MODE function. You will find detailed information on these procedures in the "Descrip- tion of Device Functions"...

  • Page 84: Spare Parts

    Note! You can order spare parts directly from your Endress+Hauser sales center by providing the serial number printed on the transmitter' s nameplate. →  7 Spare parts are shipped as sets comprising the following parts: •...
  • Page 85 • When connecting Ex-certified measuring devices, see the notes and diagrams in the Ex-specific supplement to these Operating Instructions. Please do not hes- itate to contact your Endress+Hauser sales center if you have any questions. " Caution! Use only original Endress+Hauser parts.
  • Page 86 Trouble-shooting Proline t-mass 65 Modbus RS485 A0005385 Fig. 43: Field housing: removing and installing printed circuit boards Electronics compartment cover with local display Screws of electronics compartment cover Ribbon cable (display module) Aperture for installing/removing boards Power unit board Amplifier board...
  • Page 87 • When connecting Ex-certified measuring devices, see the notes and diagrams in the Ex-specific supplement to these Operating Instructions. Please do not hes- itate to contact your Endress+Hauser sales center if you have any questions. " Caution! Use only original Endress+Hauser parts.
  • Page 88 Trouble-shooting Proline t-mass 65 Modbus RS485 A0005387 Fig. 44: Field housing: removing and installing printed circuit boards Housing cover Electronics module Ribbon cable (display module) Screws of electronics compartment cover Aperture for installing/removing boards Power unit board Amplifier board Signal cable (sensor)
  • Page 89 • When connecting Ex-certified measuring devices, see the notes and diagrams in the Ex-specific supplement to these Operating Instructions. Please do not hes- itate to contact your Endress+Hauser sales center if you have any questions. " Caution! Use only original Endress+Hauser parts.
  • Page 90 Trouble-shooting Proline t-mass 65 Modbus RS485 10.6.2 Replacing the device fuse Warning! Risk of electric shock. Exposed components carry dangerous voltages. Switch off the power supply before you remove the cover of the electronics compartment. The main fuse is on the power unit board.

  • Page 91: Return

    The measuring device must be returned if it is in need of repair or a factory calibration, or if the wrong measuring device has been delivered or ordered. According to legal regulations Endress+Hauser, as an ISO-certified company, is required to follow certain procedures when handling returned products that are in contact with the medium.

  • Page 92: Software History

    Trouble-shooting Proline t-mass 65 Modbus RS485 10.9 Software history Note! Up or downloading a software version normally requires a special service software. Date Software version Changes to software Documentation 10.201 3.06.XX Software expansion: 71123865/ – second gas group in memory 13.10...

  • Page 93: Technical Data

    Reynolds number below RE 4000. While this can be improved by making a special adjustment in the lower flow range, a loss of accuracy and linearity should be expected. It is advisable to contact your Endress+Hauser sales center if your application involves media with Reynolds numbers below RE 4000.

  • Page 94: Output

    Technical data Proline t-mass 65 Modbus RS485 • When mounting, please note that the recommended upstream distances should be doubled for very light gases such as helium and hydrogen. →  15 Input signal Status input (auxiliary input) U = 3 to 30 V DC, R = 3 k, galvanically isolated.

  • Page 95: Performance Characteristics

    Proline t-mass 65 Modbus RS485 Technical data Potential equalization No measures necessary. For measuring devices in hazardous areas please refer to the additional Ex documentation. Cable entry Power supply and signal cables (inputs/outputs): • Cable entry M20 × 1.5 (8 to 12 mm (0.31 to 0.47 in)) •...
  • Page 96 Technical data Proline t-mass 65 Modbus RS485 Order code for "Calibration Performance characteristics Description flow" (not verified) Q = 100 to 150 %: Factory calibration + flow  ±1.5 to ±5 % of the current conditioner measured value increasing The measuring device is calibrated...

  • Page 97: Installation

    Proline t-mass 65 Modbus RS485 Technical data Response time Typically less than 2 seconds for 63 % of a given step change (in either direction). Influence of medium Air: 0.35 % per bar (0.02% per psi) of process pressure change...
  • Page 98 CARBON MONOXIDE HYDROGEN SULFIDE XENON CHLORINE KRYPTON Note Other media (e.g. ozone) available on request. Contact your Endress+Hauser sales center for clarification. Pressure-temperature ratings Note! An overview of the pressure-temperature ratings for the process connections is provided in the Technical Information Flow limit See "Measuring range"...

  • Page 99: 11.10 Mechanical Construction

    Proline t-mass 65 Modbus RS485 Technical data Hot tap, process pressure The Hot tap for mounting and removal at process pressure may only be used with non-toxic, innocuous gases classified as "Group II" in accordance with European Directive 67/548/EEC Art. 2.
  • Page 100 Technical data Proline t-mass 65 Modbus RS485 Weight (US units) t-mass F* / DN [inch] ½" 1" 1½" 2" 3" 4" Compact version 16.5 17.6 27.5 27.5 41.2 61.5 Remote version 12.1 13.2 23.1 23.1 36.7 57.1 Weight dimensions in [lb] * For flanged versions, all values (weight) refer to measuring devices with "Cl 150"...

  • Page 101: 11.11 Operability

    Process connections For both the flanged and insertion meters it is possible to have wetted parts degreased for oxygen service. Further information is available from your Endress+Hauser sales center. t-mass F: Flanges according EN 1092-1, JIS B2220 and ASME B16.5 t-mass I: G 1A or 1"...

  • Page 102: 11.12 Certificates And Approvals

    Directives. These are listed in the corresponding EC Declaration of Conformity along with the standards applied. Endress+Hauser confirms successful testing of the device by affixing to it the CE mark. C-Tick mark The measuring system meets the EMC requirements of the Australian Communications and Media Authority (ACMA).

  • Page 103: 11.13 Ordering Information

    The Endress +Hauser sales center can provide detailed ordering information and information on the extended order code. 11.14 Accessories Various accessories, which can be ordered separately from Endress+Hauser, are available for the transmitter and the sensor →  73 11.15 Documentation ‣...

  • Page 104: Index

    Proline t-mass 65 Modbus RS485 Index Accessories ........73 Electrical connection Addressing .
  • Page 105 Proline t-mass 65 Modbus RS485 Output signal ........94 Oxygen service .
  • Page 106 Proline t-mass 65 Modbus RS485 Safety instructions ....... . 6 S-DAT (sensor DAT).
  • Page 107 www.addresses.endress.com...

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