Summary of Contents for Siemens SITRANS Probe LU240
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SITRANS Probe LU240 with mA/HART Getting started Introduction SITRANS L Safety notes Description Ultrasonic level transmitters SITRANS Probe LU240 with mA/HART Installing/mounting Connecting Compact Operating Instructions Commissioning Service and maintenance Technical specifications HART communication Product documentation and support 7ML51 (SITRANS Probe LU240)
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Note the following: WARNING Siemens products may only be used for the applications described in the catalog and in the relevant technical documentation. If products and components from other manufacturers are used, these must be recommended or approved by Siemens. Proper transport, storage, installation, assembly, commissioning, operation and maintenance are required to ensure that the products operate safely and without any problems.
For more information, refer to the operating instructions for the device. NOTICE Use in a domestic environment This Class A Group 1 equipment is intended for use in industrial areas. In a domestic environment this device may cause radio interference. SITRANS Probe LU240 with mA/HART Compact Operating Instructions, 09/2021, A5E42673704-AE...
HW: 1.00.00 or later SITRANS DTM V4.1 SP4 EDD: 1.00.00 or later Device revision 1 or later Field communicator (FC) 375/475 EDD: 1.00.00 or later V3.8 SITRANS library EDD: 1.00.00 or later SITRANS Probe LU240 with mA/HART Compact Operating Instructions, 09/2021, A5E42673704-AE...
Siemens’ products and solutions undergo continuous development to make them more secure. Siemens strongly recommends that product updates are applied as soon as they are available and that the latest product versions are used. Use of product versions that are no longer supported, and failure to apply the latest updates may increase customer’s exposure to...
The sales contract contains all obligations on the part of Siemens as well as the complete and solely applicable warranty conditions. Any statements regarding device versions described in the manual do not create new warranties or modify the existing warranty.
• Canadian Electrical Code (CEC Part I) (Canada) Further provisions for hazardous area applications are for example: • IEC 60079-14 (international) • EN 60079-14 (EU and UK) • For Korea only: SITRANS Probe LU240 with mA/HART Compact Operating Instructions, 09/2021, A5E42673704-AE...
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• Only carry out modifications that are described in the instructions for the device. Failure to observe this requirement cancels the manufacturer's warranty and the product approvals. SITRANS Probe LU240 with mA/HART Compact Operating Instructions, 09/2021, A5E42673704-AE...
If you need additional information not covered by these instructions, contact your local Siemens office or company representative. Note Operation under special ambient conditions...
• Connect the device with type of protection "Intrinsic safety" solely to an intrinsically safe circuit. • Observe the specifications for the electrical data on the certificate and/or in Technical specifications (Page 47). SITRANS Probe LU240 with mA/HART Compact Operating Instructions, 09/2021, A5E42673704-AE...
Description SITRANS Probe LU240 ultrasonic level transmitter with HART, 4 to 20 mA is ideal for level, volume, and volume flow measurements. It works with liquids, slurries, and bulk materials up to 12 meters (40 feet). Specific device versions (6 m, 12 m) support HART communication protocol.
Refer to the information in Technical specifications (Page 47). Note Material compatibility Siemens can provide you with support concerning selection of sensor components wetted by process media. However, you are responsible for the selection of components. Siemens accepts no liability for faults or failures resulting from incompatible materials.
• In installations with strong vibrations, mount the transmitter in a low vibration environment. NOTICE Aggressive atmospheres Damage to device through penetration of aggressive vapors. • Ensure that the device is suitable for the application. SITRANS Probe LU240 with mA/HART Compact Operating Instructions, 09/2021, A5E42673704-AE...
NOTICE Device rotation The device can be rotated separate from the process connection. • There is no limit to the number of times device can be rotated without damage. SITRANS Probe LU240 with mA/HART Compact Operating Instructions, 09/2021, A5E42673704-AE...
• Exposure to direct sunlight. (Provide a sun shield to avoid direct sunlight.) • Interference to sound path from obstructions (such as rough walls, seams, rungs, etc.), or from fill path ① Pipe ② Rungs ③ Seams SITRANS Probe LU240 with mA/HART Compact Operating Instructions, 09/2021, A5E42673704-AE...
• G 2" [(BSPP), EN ISO 228-1] NOTICE Process connection type The thread type can be found on the device process connection, defined by a letter in the mold, near the end of the threads. SITRANS Probe LU240 with mA/HART Compact Operating Instructions, 09/2021, A5E42673704-AE...
• If the device contains hazardous media, it must be emptied prior to disassembly. Make sure that no environmentally hazardous media are released. • Secure the remaining connections so that no damage can result if the process is started unintentionally. SITRANS Probe LU240 with mA/HART Compact Operating Instructions, 09/2021, A5E42673704-AE...
• Check the nameplate on your device, to verify the approval rating. • Use approved cable gland/conduit seal to maintain TYPE 4X, TYPE 6, IP66, IP68 ratings. • See Hazardous area installations (Page 24). SITRANS Probe LU240 with mA/HART Compact Operating Instructions, 09/2021, A5E42673704-AE...
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Connecting 6.2 Connecting SITRANS Probe LU240 Note Considerations for connecting device • Use shielded, twisted pair cable (wire gauge AWG 22 to AWG 14/ 0.34 mm to 2.08 mm • Separate cables and conduits may be required to conform to standard instrumentation wiring practices, or electrical codes.
Connecting 6.2 Connecting SITRANS Probe LU240 6.2.1 Wiring instructions Note Initial connection The display is not connected to the device when shipped. If this is not initial connection, remove the display before wiring. See Remove existing display (Page 44). 1. Turn lid by hand in a counter-clockwise direction to remove it from device.
• Connect the device in accordance with the specified power supply and signal circuits. The relevant specifications can be found in the certificates, in Technical specifications (Page 47) or on the nameplate. SITRANS Probe LU240 with mA/HART Compact Operating Instructions, 09/2021, A5E42673704-AE...
Under the "Certified Equipment" tab in the "Certificate/ExTR/QAR number" field, enter the IECEx SIR number:18.0013X. For more information on hazardous area installations, refer to Instructions specific to hazardous area installations (Page 26). SITRANS Probe LU240 with mA/HART Compact Operating Instructions, 09/2021, A5E42673704-AE...
Further information related to hazardous area installations • For wiring requirements follow local regulations. • Use approved cable gland/conduit seal to maintain Type 4X, Type 6, IP66, IP68 ratings. 6.3.2 Instructions specific to hazardous area installations SITRANS Probe LU240 with mA/HART Compact Operating Instructions, 09/2021, A5E42673704-AE...
– In addition, the equipment shall only be cleaned with a damp cloth. This is particularly important if the equipment is installed in a zone 0 location. SITRANS Probe LU240 with mA/HART Compact Operating Instructions, 09/2021, A5E42673704-AE...
Activating SITRANS Probe LU240 Power up the device. SITRANS Probe LU240 runs through an initialization routine for approximately three seconds. Next, the device name and then firmware revision appear. The display goes into measurement view (measured process values show as "- - - - -" before the first measurement is completed).
For a complete list of diagnostic messages that appear on the local display, refer to the Diagnosing and troubleshooting chapter of the full operating instructions. SITRANS Probe LU240 with mA/HART Compact Operating Instructions, 09/2021, A5E42673704-AE...
⑤ Diagnostic symbol Parameter view shows the parameters, parameter values and the wizards of the device. ① Parameter name ② Parameter value ③ Parameter number ④ "EDIT" symbol (permanently enabled) SITRANS Probe LU240 with mA/HART Compact Operating Instructions, 09/2021, A5E42673704-AE...
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• The menu number in which the current selection resides, appears on the title line (thus no menu numbers appear for top-level menu items, such as "QUICK START", "SETUP", etc.). SITRANS Probe LU240 with mA/HART Compact Operating Instructions, 09/2021, A5E42673704-AE...
Items numbers may not appear sequentially Although item numbers are sequential, they may not appear so as some menus and parameters are only visible on the device based on configuration settings. SITRANS Probe LU240 with mA/HART Compact Operating Instructions, 09/2021, A5E42673704-AE...
RIGHT arrow Selecting parameters Accepts the data (writes the parameter setting) LEFT arrow Selecting parameter Cancels edit view without changing the pa- settings rameter setting. SITRANS Probe LU240 with mA/HART Compact Operating Instructions, 09/2021, A5E42673704-AE...
For a complete list of parameters with instructions, and dimension drawings, see the full operating instructions. Quick commissioning wizard The SITRANS Probe LU240 provides a single quick commissioning wizard that can be used for various applications. The initial wizard steps are common for all application types. Subsequent wizard parameters will vary depending on the application you choose.
During wizard operation, the mA reading for device output will equal the setting for parameter "Upper fault current". When wizard completes, device output will return to normal behavior. 7.2.7.1 Quick commissioning: Level/Space/Distance/Custom SITRANS Probe LU240 with mA/HART Compact Operating Instructions, 09/2021, A5E42673704-AE...
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(parameters "X-value" and "Y-value") must be defined after the wizard is complete. Refer to full operating instructions: In Parameter assignment - Local chapter, see menu Setup > Custom > Customized characteristic curve. SITRANS Probe LU240 with mA/HART Compact Operating Instructions, 09/2021, A5E42673704-AE...
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Sensor reference point Custom CUSTM Linearization table (level/volume Lower calibration point or level/flow breakpoints) Material type Used to optimize performance based on material type. Setting Liquid Solid SOLID Default Liquid SITRANS Probe LU240 with mA/HART Compact Operating Instructions, 09/2021, A5E42673704-AE...
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Setting • 0 to 3 m (3 m version) • 0 to 6 m (6 m version) • 0 to 12 m (12 m version) Default Defined in parameter "Units". SITRANS Probe LU240 with mA/HART Compact Operating Instructions, 09/2021, A5E42673704-AE...
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If a change is made to custom units, be sure to rescale the output, as rescaling for custom units is not handled automatically by the device. • Use parameters "Upper range value" and "Upper scaling point" to rescale output. SITRANS Probe LU240 with mA/HART Compact Operating Instructions, 09/2021, A5E42673704-AE...
"Confirm" set to "YES".) Default 7.2.7.2 Quick commissioning: Volume Note Requirement for volume application Only 6 m and 12 m versions of the device support volume applications. SITRANS Probe LU240 with mA/HART Compact Operating Instructions, 09/2021, A5E42673704-AE...
Commissioning 7.2 Local commissioning 7.2.7.3 Quick commissioning: Volume flow Note Requirement for volume flow application Only 6 m and 12 m versions of the device support volume flow applications. SITRANS Probe LU240 with mA/HART Compact Operating Instructions, 09/2021, A5E42673704-AE...
CAUTION Releasing button lock Improper modification of parameters could influence process safety. • Make sure that only authorized personnel may cancel the button locking of devices for safety-related applications. SITRANS Probe LU240 with mA/HART Compact Operating Instructions, 09/2021, A5E42673704-AE...
• Ensure that the atmosphere is explosion-free (hot work permit). Maintenance and repair work WARNING Impermissible repair of the device • Repair must be carried out by Siemens authorized personnel only. WARNING Humid environment Risk of electric shock. • Avoid working on the device when it is energized.
3. Pull up to disconnect display cable from connector. The display is now free to lift out of enclosure. (Dispose of a damaged display according to local regulations.) SITRANS Probe LU240 with mA/HART Compact Operating Instructions, 09/2021, A5E42673704-AE...
Any devices/replacement parts which are returned without a decontamination declaration will be cleaned at your expense before further processing. For further details, refer to the operating instructions. SITRANS Probe LU240 with mA/HART Compact Operating Instructions, 09/2021, A5E42673704-AE...
Information about battery / product return (WEEE) (https://support.industry.siemens.com/cs/document/109479891/) Note Special disposal required The device includes components that require special disposal. • Dispose of the device properly and environmentally through a local waste disposal contractor. SITRANS Probe LU240 with mA/HART Compact Operating Instructions, 09/2021, A5E42673704-AE...
Technical specifications Note Device specifications Siemens makes every attempt to ensure the accuracy of these specifications but reserves the right to change them at any time. Note Device-specific approvals Always refer to nameplates on the device for device-specific approvals. Note Power Nominal 24 V DC at maximum 550 Ohm.
10° at -3 dB boundary Temperature compensation Integrated to compensate over temperature range Memory Non-volatile EEPROM, no battery required Reference point for measurement is the transducer face (also known as sensor reference point). SITRANS Probe LU240 with mA/HART Compact Operating Instructions, 09/2021, A5E42673704-AE...
HART (6 m, 12 m version) Standard, integral to analog output Configuration Local buttons, or engineering system (6 m, 12 m version), such as Siemens SIMATIC PDM (via PC) Display (local) Multi-segment alphanumeric liquid crystal, with bar graph (representing Level)
EMC performance Emission EN 55011/CISPR-11 Immunity EN/IEC 61326-1 (Industry) Process Temperature (at flange or threads) -40 to +85 °C (-40 to +185 °F) Pressure (vessel) 0.5 bar g/7.25 psi g (maximum) SITRANS Probe LU240 with mA/HART Compact Operating Instructions, 09/2021, A5E42673704-AE...
Det Norske Veritas - Germanischer Lloyd Lloyd's Register of Shipping Metrology China Pattern Approval MCERTS Monitoring Certification Scheme • 6 m, 12 m version • Certified to +55 °C Overfill protec- VLAREM II tion SITRANS Probe LU240 with mA/HART Compact Operating Instructions, 09/2021, A5E42673704-AE...
SIMATIC PDM This software package is designed to permit easy configuration, monitoring, and troubleshooting of HART devices. The HART EDD for SITRANS Probe LU240 was written with SIMATIC PDM in mind and has been extensively tested with this software. HART Electronic Device Description (EDD) In order to configure a HART device, the configuration software requires the HART Electronic Device Description specific to the device.
Entering a serial number 1. Open the PIA Life Cycle Portal (https://www.pia-portal.automation.siemens.com). 2. Select the desired language. 3. Enter the serial number of your device. The product documentation relevant for your device is displayed and can be downloaded.
In addition to our technical support, Siemens offers comprehensive online services at Service & Support (http://www.siemens.com/automation/service&support). Contact If you have further questions about the device, contact your local Siemens representative at Personal Contact (http://www.automation.siemens.com/partner). To find the contact for your product, go to "all products and branches" and select "Products &...
Qualified personnel, 13 Scope of delivery, 8 hazardous area installations device nameplate, 25 Sensor reference point, 37 Service, 54 activating, 28 Service and support Internet, 54 operating the display, 28 SITRANS Probe LU240 with mA/HART Compact Operating Instructions, 09/2021, A5E42673704-AE...
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Index SIMATIC PDM with HART devices, 52 Support, 54 Support request, 54 Technical data, 47 Technical support, 54 partner, 54 personal contact, 54 Test certificates, 10 Warranty, 9 SITRANS Probe LU240 with mA/HART Compact Operating Instructions, 09/2021, A5E42673704-AE...