Endress+Hauser Liquiphant FTL51B Operating Instructions Manual
Point level switch for liquids
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- Operating instructions manual (64 pages) ,
- Brief operating instructions (40 pages) ,
- Safety instruction (24 pages)
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Summary of Contents for Endress+Hauser Liquiphant FTL51B
- Page 1 Products Solutions Services BA01894F/00/EN/04.22-00 71560852 2022-02-18 Valid from 01.01.zz (Device firmware) Operating Instructions Liquiphant FTL51B Vibronic Point level switch for liquids...
- Page 2 Liquiphant FTL51B Order code: XXXXX-XXXXXX Ser. no.: XXXXXXXXXXXX Ext. ord. cd.: XXX.XXXX.XX Serial number www.endress.com/deviceviewer Endress+Hauser Operations App A0023555 Endress+Hauser...
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Page 3: Table Of Contents
Liquiphant FTL51B Table of contents Table of contents Connecting requirements ....About this document ....5 6.2.1... - Page 4 Table of contents Liquiphant FTL51B 14.3.6 Degree of protection ... . . 58 Operation ......43 14.3.7 Vibration resistance .
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Page 5: About This Document
Liquiphant FTL51B About this document About this document Purpose of this document These Operating Instructions contain all the information that is required in the various phases of the life cycle of the device: from product identification, incoming acceptance and storage, to mounting, connection, operation and commissioning through to troubleshooting, maintenance and disposal. -
Page 6: Symbols In Graphics
Registered trademarks Bluetooth® The Bluetooth® word mark and logos are registered trademarks owned by the Bluetooth SIG, Inc. and any use of such marks by Endress+Hauser is under license. Other trademarks and trade names are those of their respective owners. Apple®... -
Page 7: Workplace Safety
It meets the general safety standards and legal requirements. It also complies with the EU directives listed in the device-specific EU Declaration of Conformity. Endress+Hauser confirms this by affixing the CE mark to the device. Functional Safety SIL (optional) The Functional Safety Manual must be strictly observed for devices that are used in functional safety applications. -
Page 8: It Security
Product description Liquiphant FTL51B IT security We only provide a warranty if the device is installed and used as described in the Operating Instructions. The device has safety mechanisms integrated to prevent users from inadvertently changing settings. Provide additional protection for the device and data transfer to/from the device ‣... -
Page 9: Incoming Acceptance And Product
All of the information on the measuring device is displayed along with an overview of the scope of technical documentation provided. • Enter the serial number on the nameplate into the Endress+Hauser Operations app or scan the 2-D matrix code on the nameplate with the Endress+Hauser Operations app 4.2.1... -
Page 10: Transporting The Device
Mounting Liquiphant FTL51B Storage temperature –40 to +80 °C (–40 to +176 °F) Optional: –50 °C (–58 °F), –60 °C (–76 °F) 4.3.2 Transporting the device • Transport the device to the measuring point in the original packaging • Hold the device by the housing, temperature spacer, flange or extension pipe •... -
Page 11: Mounting Requirements
Liquiphant FTL51B Mounting Mounting requirements 5.1.1 Take switch point into consideration The following are typical switch points, depending on the orientation of the point level switch. Water +23 °C (+73 °F) Minimum distance between the fork tip and the tank wall or pipe wall: 10 mm (0.39 in) -
Page 12: Avoid Buildup
Mounting Liquiphant FTL51B High viscosity NOTICE Highly viscous liquids may cause switching delays. ‣ Make sure that the liquid can run off the tuning fork easily. ‣ Deburr the socket surface. High viscosity, e.g. viscous oils: ≤ 10 000 mPa⋅s The tuning fork must be located outside the installation socket! >... -
Page 13: Support The Device
Liquiphant FTL51B Mounting A0033236 8 Take clearance into consideration 5.1.5 Support the device Support the device in the event of severe dynamic load. Maximum lateral loading capacity of the pipe extensions and sensors: 75 Nm (55 lbf ft). A0031874 ... -
Page 14: Mounting The Device
Mounting Liquiphant FTL51B A0039230 10 Weld-in adapter with leakage hole Mounting the device 5.2.1 Required tool • Open-ended wrench for sensor installation • Allen key for housing locking screw 5.2.2 Installation Align the tuning fork using the marking The tuning fork can be aligned using the marking. Medium can thus run off easily and buildup is avoided. -
Page 15: Sliding Sleeves
Liquiphant FTL51B Mounting A0034851 12 Installation in pipes (take fork position and marking into consideration) Screwing in the device • Turn by the hex bolt only, 15 to 30 Nm (11 to 22 lbf ft) • Do not turn at the housing! A0034852 ... -
Page 16: Post-Mounting Check
Electrical connection Liquiphant FTL51B Post-mounting check Is the device undamaged (visual inspection)? Does the measuring device meet the measuring point specifications? For example: • Process temperature • Process pressure • Ambient temperature • Measuring range Are the measuring point number and labeling correct (visual inspection)? ... -
Page 17: Connecting The Device
Liquiphant FTL51B Electrical connection When the device is used in hazardous areas, it must always be included in the potential equalization of the system, irrespective of the operating voltage. The plastic housing is available with or without an external protective earth connection (PE). - Page 18 Electrical connection Liquiphant FTL51B Overvoltage protection Overvoltage category II Terminal assignment Always connect an external load. The electronic insert has integrated short-circuit protection. U 19...253 V AC I max: 350 mA >0,7 >0,5 L1 N A0036060 16 2-wire AC, electronic insert FEL61 Behavior of switch output and signaling ΔU...
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Page 19: 3-Wire Dc-Pnp (Electronic Insert Fel62)
Liquiphant FTL51B Electrical connection Selection tool for relays 207 230 253 A0042052 18 Recommended minimum holding power/rated power for load Holding power/rated power in [VA] Operating voltage in [V] AC mode • Operating voltage: 24 V, 50 Hz/60 Hz •... - Page 20 Electrical connection Liquiphant FTL51B Power consumption P ≤ 0.5 W Current consumption I ≤ 10 mA (without load) The red LED flashes in the event of an overload or short-circuit. Check for an overload or short-circuit every 5 s. Load current I ≤ 350 mA with overload and short-circuit protection...
- Page 21 Liquiphant FTL51B Electrical connection Terminal assignment U = 10...55 V DC 350 mA I max: 350 mA 55 V >0,7 >0,5 0.5 A L+ L- A0036061 19 3-wire DC-PNP, electronic insert FEL62 Connection wiring with terminals Connection wiring with M12 plug in housing as per EN61131-2 standard Behavior of switch output and signaling (L–)
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Page 22: Universal Current Connection With Relay Output (Electronic Insert Fel64)
Electrical connection Liquiphant FTL51B 6.3.3 Universal current connection with relay output (electronic insert FEL64) • Switches the loads via 2 potential-free change-over contacts • 2 galvanically isolated change-over contacts (DPDT), both change-over contacts switch simultaneously • Functional testing without level change. A functional test can be performed on the device using the test button on the electronic insert or using the test magnet (can be ordered as an option) with the housing closed. - Page 23 Liquiphant FTL51B Electrical connection Terminal assignment >0,7 U = 19...55 V DC >0,5 U 19...253 V AC 0.5 A A0036062 21 Universal current connection with relay output, electronic insert FEL64 When bridged, the relay output works with NPN logic...
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Page 24: Dc Connection, Relay Output (Electronic Insert Fel64 Dc)
Electrical connection Liquiphant FTL51B 6.3.4 DC connection, relay output (electronic insert FEL64 DC) • Switches the loads via 2 potential-free change-over contacts • 2 galvanically isolated change-over contacts (DPDT), both change-over contacts switch simultaneously • Functional testing without level change. Functional testing of the entire device can be performed using the test button on the electronic insert or with the test magnet (can be ordered as an option) with the housing closed. - Page 25 Liquiphant FTL51B Electrical connection Terminal assignment >0,7 >0,5 U = 9...20 V DC 0.5 A L- PE A0037685 23 DC connection with relay output, electronic insert FEL64 DC When bridged, the relay output works with NPN logic Connectable load Behavior of switch output and signaling A0033513 ...
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Page 26: Pfm Output (Electronic Insert Fel67)
Electrical connection Liquiphant FTL51B 6.3.5 PFM output (electronic insert FEL67) • For connecting to the Nivotester FTL325P and FTL375P switching units from Endress +Hauser • PFM signal transmission; pulse frequency modulation, superimposed on the power supply along the two-wire cabling •... - Page 27 Liquiphant FTL51B Electrical connection Terminal assignment – >0,7 >0,5 L+ L- PE A0036065 25 PFM output, electronic insert FEL67 Connection wiring with terminals Connection wiring with M12 plug in housing according to EN61131-2 standard 8: Nivotester FTL325P 1 CH, FTL325P 3 CH input 1...
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Page 28: 2-Wire Namur > 2.2 Ma/ < 1.0 Ma (Electronic Insert Fel68)
Electrical connection Liquiphant FTL51B Behavior of switch output and signaling 150 Hz 50 Hz 50 Hz 150 Hz 0 Hz A0037696 26 Switching behavior and signaling, electronic insert FEL67 MAX DIP switch for setting MAX safety mode MIN DIP switch for setting MIN safety mode... - Page 29 Liquiphant FTL51B Electrical connection Behavior of output signal • OK status: output current 2.2 to 3.8 mA • Demand mode: output current 0.4 to 1.0 mA • Alarm: output current < 1.0 mA Terminals Terminals for cable cross-section up to 2.5 mm (14 AWG).
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Page 30: Led Module Vu120 (Optional)
Electrical connection Liquiphant FTL51B Behavior of switch output and signaling 2.2...3.8 mA 0.4...1.0 mA 2.2...3.8 mA 0.4...1.0 mA < 1.0 mA A0037694 28 Behavior of switch output and signaling, electronic insert FEL68 MAX DIP switch for setting MAX safety mode... - Page 31 Liquiphant FTL51B Electrical connection • Required tools: crimper, flat-blade screwdriver • Use the wire end ferrules supplied 1 → 2 → 3 → + – + – A0045097 A0045110 A0045111 4 → A0045112 A0045108 Operational status signaling A0039258 29 LED module, the LED lights up in green (GN), yellow (YE) or red (RD) A brightly lit LED indicates the operational status (switch status or alarm status).
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Page 32: Bluetooth Module Vu121 (Optional)
Electrical connection Liquiphant FTL51B 6.3.8 Bluetooth module VU121 (optional) A0039257 30 Bluetooth module VU121 • The Bluetooth module can be connected via the COM interface to the following electronic inserts: FEL61, FEL62, FEL64, FEL64 DC, FEL67, FEL68 (2-wire NAMUR). • The Bluetooth module is only available in conjunction with the Heartbeat Verification + Monitoring application package. -
Page 33: Connecting The Cables
Liquiphant FTL51B Electrical connection Connecting the Bluetooth module In the case of devices for use in the hazardous area with a certain type of protection, the cover is sealed by a securing screw. For more details, see the "Cover with securing screw" section. -
Page 34: Post-Connection Check
Electrical connection Liquiphant FTL51B 24/25 mm 8.0 Nm A0018023 31 Example of coupling with cable entry, electronic insert with terminals M20 coupling (with cable entry), example Conductor cross-section maximum 2.5 mm (AWG14), ground terminal on inside in housing + terminals on the electronics Conductor cross-section maximum 4.0 mm... -
Page 35: Operation Options
Liquiphant FTL51B Operation options Operation options Overview of operation options 7.1.1 Operating concept • Operation with button and DIP switches on the electronic insert • Display with optional Bluetooth module and SmartBlue app via Bluetooth® wireless technology • Indication of operational status (switch status or alarm status) with optional LED module... -
Page 36: Led Module Vu120 (Optional)
Commissioning Liquiphant FTL51B Bluetooth module VU121 (optional) Functions • Connection via COM interface: Bluetooth module for device diagnostics via a smartphone app or tablet app • Display the battery status via app when used with electronic insert FEL68 (NAMUR) • User guidance (wizard) for SIL/WHG proof testing •... -
Page 37: Fel61 Switching Behavior And Signaling
Liquiphant FTL51B Commissioning >0,7 >0,7 >0,5 >0,5 A0037132 34 Key for functional test (electronic inserts FEL61/62/64/64DC/67/68) 1. Make sure that no undesired switching operations are triggered! 2. Press the "T" key on the electronic insert for at least 1 s (e.g. with screwdriver). -
Page 38: Fel62 Switching Behavior And Signaling
Commissioning Liquiphant FTL51B 8.2.2 FEL62 switching behavior and signaling <100 µA (L-) (L-) ΔU >1 s <100 µA <100 µA (L-) (L-) <100 µA (L-) (L-) A0039211 36 FEL62 switching behavior and signaling After the test button is pressed, the DC-PNP output is switched off for at least 10 s (I < 100 µA) even if the button is pressed for <... - Page 39 Liquiphant FTL51B Commissioning 150 Hz 50 Hz >1 s 50 Hz 50 Hz 50 Hz A0039213 38 FEL67 MAX switching behavior and signaling After the test button is pressed, the output frequency is switched off (50 Hz) for at least 10 s even if the button is pressed for <...
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Page 40: Fel68 Switching Behavior And Signaling
Commissioning Liquiphant FTL51B 8.2.5 FEL68 switching behavior and signaling 2.2 ... 3.8 mA 0.4 ... 1 mA >1 s 0.4 … 1 mA 0.4 ... 1 mA 0.4 ... 1 mA A0033543 40 NAMUR electronics switching behavior and signaling After the test button is pressed, the current is 0.4 to 1 mA for at least 10 s even if the button is pressed for... -
Page 41: Establishing A Connection Via Smartblue App
Liquiphant FTL51B Commissioning Establishing a connection via SmartBlue app 8.5.1 Prerequisites Device requirements Commissioning via SmartBlue is only possible if a Bluetooth module is installed in the device. System requirements The SmartBlue app is available for download for mobile smartphone or tablet devices in the Google Play Store for Android, and in the App Store for iOS. - Page 42 Commissioning Liquiphant FTL51B 5. Tap the icons for more information. Change the password after logging in for the first time! Saving PDF reports The PDF reports generated in the SmartBlue app are not saved automatically and must therefore be actively saved on the smartphone or tablet.
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Page 43: Operation
Liquiphant FTL51B Operation Operation Diagnostics menu The following data can be read out via the optional Bluetooth module and the associated Endress+Hauser SmartBlue app. 9.1.1 "Diagnostics" menu Settings and information concerning diagnostics as well as help for troubleshooting Diagnostics ‣... -
Page 44: System" Menu
Operation Liquiphant FTL51B ‣ Operating mode MIN/MAX setting Density setting Switching delay uncovered to covered Switching delay covered to uncovered ‣ Output Output state 9.1.3 "System" menu System settings concerning device management, user administration or safety System Electronic type ‣... -
Page 45: Heartbeat Verification
Liquiphant FTL51B Operation Time stamp of last proof test Date of proof test Frequency at delivery status Current frequency Upper alarm frequency Upper warning frequency Lower alarm frequency Battery status Electronics temperature Minimum electronics temperature Maximum electronics temperature Heartbeat Verification The "Heartbeat Verification"... -
Page 46: Diagnostics And Troubleshooting
Diagnostics and troubleshooting Liquiphant FTL51B Diagnostics and troubleshooting The device indicates warnings and faults via Bluetooth in the SmartBlue app and via the LEDs on the electronic insert. All the device warnings and faults are for information purposes only and do not have a safety function. The faults diagnosed by the device are displayed in the SmartBlue app in accordance with NE107. -
Page 47: Firmware History
Sterilization in Place Repair 12.1 General notes 12.1.1 Repair concept Endress+Hauser repair concept • The devices have a modular design • Customers can carry out repairs For more information on service and spare parts, please contact your Endress+Hauser sales representative. Endress+Hauser... -
Page 48: Repair Of Ex-Certified Devices
WARNING Incorrect repair can affect electrical safety! Explosion Hazard! ‣ Only specialist personnel or the Endress+Hauser service team may carry out repairs on Ex-certified devices. ‣ Relevant standards and national regulations on hazardous areas, safety instructions and certificates must be observed. -
Page 49: Accessories
Liquiphant FTL51B Accessories In accordance with German law regulating the use of batteries (BattG §28 Para 1 Number 3), this symbol is used to denote electronic assemblies that must not be disposed of as household waste. Accessories 13.1 Device Viewer All the spare parts for the device, along with the order code, are listed in the Device Viewer (www.endress.com/deviceviewer). -
Page 50: Protective Cover For Single Compartment Housing, Aluminum Or 316L
Accessories Liquiphant FTL51B 13.4 Protective cover for single compartment housing, aluminum or 316L • Material: plastic • Order number: 71438291 115 (4.53) 140 (5.51) 32 (1.26) A0038280 45 Protective cover for single compartment housing, aluminum or 316L. Unit of measurement mm (in) 13.5... -
Page 51: Bluetooth Module Vu121 (Optional)
A0039257 48 Bluetooth module VU121 More detailed information and documentation are available: • Product Configurator on the Endress+Hauser website www.endress.com • Endress+Hauser sales organization www.addresses.endress.com A tall cover is required (transparent plastic cover or aluminum cover with sight glass) when using or retrofitting the Bluetooth module. -
Page 52: Sliding Sleeves For Unpressurized Operation
A0043925 49 LED module, the LED lights up in green (GN), yellow (YE) or red (RD) More detailed information and documentation are available: • Product Configurator on the Endress+Hauser website www.endress.com • Endress+Hauser sales organization www.addresses.endress.com A tall cover is required (transparent plastic cover or aluminum cover with sight glass) when using or retrofitting the Bluetooth module. -
Page 53: High Pressure Sliding Sleeves
• Weight: 0.54 kg (1.19 lb) • Order number: 52003981 • Order number: 52011891, approval: with inspection certificate EN 10204 - 3.1 material More detailed information and documentation are available: • Product Configurator on the Endress+Hauser website www.endress.com • Endress+Hauser sales organization www.addresses.endress.com 13.9... - Page 54 • Weight: 1.32 kg (2.91 lb) • Approval: with inspection certificate EN 10204 - 3.1 material • Order number: 71118695 More detailed information and documentation are available: • Product Configurator on the Endress+Hauser website www.endress.com • Endress+Hauser sales organization www.addresses.endress.com...
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Page 55: Technical Data
Liquiphant FTL51B Technical data Technical data 14.1 Input 14.1.1 Measured variable Level (point level), MAX or MIN safety 14.1.2 Measuring range Depends on the installation location and the pipe extension ordered Maximum sensor length 6 m (20 ft) 14.2 Output 14.2.1... -
Page 56: Output Signal
Ex connection data See safety instructions (XA): All data relating to explosion protection are provided in separate Ex documentation and are available from the Downloads Area of the Endress+Hauser-website. The Ex documentation is supplied as standard with all Ex devices. 14.3 Environment 14.3.1... -
Page 57: Storage Temperature
Liquiphant FTL51B Technical data [°F] [°C] +120 +150 [°C] +194 +248 +302 [°F] A0045128 52 Permitted ambient temperature T at the housing as a function of the process temperature T in the vessel: Device without LED module; at process temperature and FEL64 T > 90 °C max. -
Page 58: Climate Class
Technical data Liquiphant FTL51B 14.3.5 Climate class As per IEC 60068-2-38 test Z/AD 14.3.6 Degree of protection In accordance with DIN EN 60529, NEMA 250 IP66/IP68 NEMA 4X/6P Types of housing: • Single compartment; plastic • Single compartment; aluminum, coated; Ex d/XP •... -
Page 59: Thermal Shock
In each case, the lowest value from the derating curves of the device and the selected flange applies. Devices with CRN approval: maximum 90 bar (1 305 psi) for devices with a pipe extension. Information on the Endress+Hauser website: www.endress.com →... -
Page 60: Overpressure Limit
≤ 10 000 mPa⋅s 14.4.7 Pressure tightness Up to vacuum In vacuum evaporation plants, select the 0.4 g/cm density setting. 14.4.8 Solids contents ⌀ ≤ 5 mm (0.2 in) 14.5 Additional technical data Technical Information TI01403F. Current Technical Information: Endress+Hauser website: www.endress.com → Downloads. Endress+Hauser... -
Page 61: Index
Liquiphant FTL51B Index Index About this document Symbols - description ..... . . 5 Access via Bluetooth® wireless technology ..35 CE mark (Declaration of Conformity) . - Page 64 *71560852* 71560852 www.addresses.endress.com...