Related Manuals for Endress+Hauser Nivotester FailSafe FTL825
Summary of Contents for Endress+Hauser Nivotester FailSafe FTL825
- Page 1 Operating Instructions Nivotester FailSafe FTL825 Vibronic With intrinsically safe signal circuit for point level switch Liquiphant FailSafe FTL8x BA01038F/00/EN/01.11 71148747...
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Page 2: Table Of Contents
Nivotester FailSafe FTL825 Table of contents Table of contents Important document information ..3 Troubleshooting....24 About this document ..... . . 3 10.1 Response of outputs to alarms . -
Page 3: Important Document Information
Nivotester FailSafe FTL825 Important document information Important document information About this document 1.1.1 Document function 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 4: Notes On Safety Conventions And Icons
Important document information Nivotester FailSafe FTL825 Notes on safety conventions and icons In order to highlight safety-related or alternative operating procedures in the manual, the following conventions have been used, each indicated by a corresponding icon in the margin. Safety instructions... -
Page 5: Basic Safety Instructions
The measuring device described in this manual may only be used in conjunction with Liquiphant FailSafe FTL8x from Endress+Hauser. In compliance with the limit values specified in the "Technical data" section and the general conditions indicated in the manual and supplementary documentation, the measuring system may only be used for the following measurements: •... -
Page 6: Product Safety
CE mark to the device. Product description The Nivotester FailSafe FTL825 is a transmitter power supply unit for the Liquiphant FailSafe FTL8x. Outstanding features of the Nivotester FailSafe FTL825 include: • Fail-safe point level detection in liquids •... -
Page 7: Signal Analysis
Nivotester FailSafe FTL825 Product description Signal analysis The Nivotester FailSafe FTL825: • Evaluates the current and switches the safety contacts for the level alarm accordingly • Switches a signaling contact in addition to the safety contacts • Switches a separate fault-signaling contact in the event of a device malfunction •... -
Page 8: System Components
Incoming acceptance and product identification Nivotester FailSafe FTL825 System components The measuring system consists of the following components: • Nivotester FailSafe FTL825 (transmitter supply unit) • Liquiphant FailSafe FTL8x with FEL85 electronic insert (point level switch) 91 92 4 5 6 52... -
Page 9: Product Configuration: Www.endress.com
TI01005F_xx_018 Product configuration: www.endress.com Detailed ordering information is available: • In the Product configurator on the Endress+Hauser website: www.endress.com Select country Instruments Select device Product page function: Configure this product • From your Endress+Hauser sales center: www.endress.com/worldwide Note! Product configurator - the tool for individual product configuration •... -
Page 10: Storage And Transport
Storage and transport Nivotester FailSafe FTL825 4.3.1 Nameplate Nivotester FTL825- 6 52 13 23 31 50 51 14 24 Contact rating 250 V AC, 2 A, 500 VA (cos 0,7) 40 V DC, 2 A, 80 W -20 °C T amb +60 °C... -
Page 11: Installation
The Nivotester must be installed outside the hazardous area. It has been designed for installation in a cabinet. A protective housing (IP66) for up to two Nivotester FailSafe FTL825 devices is also available for mounting in the open air. For additional information on the protective housing: ä 3 "Additional standard device documentation"... - Page 12 Installation Nivotester FailSafe FTL825 L00-FTL825xx-11-06-xx-xx-001 1 Liquiphant FTL 2 Nivotester FTL 3 IP65 50 (2) 50 (2) ≥ ≥ mm (in) L00-FTC625xx-06-06-xx-xx-001 6.2.3 Environment For individual mounting • –20 to +60 °C (–4 to +140 °F) For series mounting without lateral spacing •...
- Page 13 Nivotester FailSafe FTL825 Installation When installing in protective housing • –20 to +50 °C (–4 to +122 °F) • A maximum of three Nivotesters may be installed in the protective housing in order to ensure adequate ventilation. For further information on the protective housing: ä 3 "Additional standard device documentation"...
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Page 14: Mounting The Device
Installation Nivotester FailSafe FTL825 Mounting the device 6.3.1 Tools Screwdriver 6.3.2 Installation in a cabinet " Caution! Comply with instructions concerning the installation location and spacing! ä 11 "Installation location" BA01038F_01 EN 500222 TH 35-7.5 mm (1.38-0.3 in) or EN 60715 TH 35-15 mm (1.38-0.6 in) Locking the device into place on the top-hat rail: Fit the device on the top-hat rail. -
Page 15: Post-Installation Check
Nivotester FailSafe FTL825 Electrical connection 6.3.4 Removing the terminal blocks BA01038F_02 Example Use the screwdriver as a lever. Lift up the terminal block. Post-installation check Is the device undamaged (visual inspection)? Does the device meet the specifications of the measuring point, e.g. ambient temperature? -
Page 16: Power Supply
Electrical connection Nivotester FailSafe FTL825 connecting cable between the two devices. Maximum 25 cable resistance per core. Maximum cable capacitance 100 nF (typically 1000 m (3281 ft)). A shielded cable should be used if strong electromagnetic interference is expected (from machines or radio equipment). -
Page 17: Connecting The Device
Nivotester FailSafe FTL825 Electrical connection 7.3.2 Extra-low voltage version • Nominal supply voltage: AC/DC 24 V • Supply voltage range: AC 20 to 30 V, 50/60 Hz DC 20 to 60 V • D/C power supply: maximum 95 mA • Permitted residual ripple inside the tolerance: U = maximum 2 V Power consumption: 3.6 VA, 2.5 W... -
Page 18: Function Monitoring
Electrical connection Nivotester FailSafe FTL825 7.4.2 All the connections on the Nivotester FailSafe FTL8x 83 82 91 92 6 52 13 23 31 L+ L- 50 51 14 24 4 5 6 1 2 50 51 BA01038F_05 A Front cover (open) -
Page 19: Operation
Nivotester FailSafe FTL825 Operation Operation Operating and display elements Carefully open the front cover with a screwdriver. FTL825_1 Operating elements • 1: proof test button (T) • 2: interlock switch Display elements: light emitting diodes (LEDs) 3: LEDs (from left) •... -
Page 20: Commissioning
Commissioning Nivotester FailSafe FTL825 Commissioning Function check Make sure that the post-installation and post-connection checks have been completed before you commission the measuring point: • Checklist for "Post-installation check" ä 15 • Checklist for "Post-connection check" ä 18... -
Page 21: Performing A Proof Test
Nivotester FailSafe FTL825 Commissioning Performing a proof test Point level detection in safety-related applications require regular proof tests (see Functional Safety Manual SD00350F). The Nivotester FailSafe and downstream system components can undergo a simple proof test. The proof test is started by pressing the proof test button or via remote control. -
Page 22: Device Behavior During Operation
Commissioning Nivotester FailSafe FTL825 Device behavior during operation Note! • Please refer to the Functional Safety Manual for applications with functional safety requirements in accordance with IEC 61508 (SIL) ä 3. • LED signaling (off, on, flashing, not relevant): for the meaning of the LEDs please see ä 4, "Notes on safety conventions and icons"... - Page 23 Safety contact Signaling contact contact contact contact The Nivotester FailSafe FTL825 is always interlocked when it switches to the "Good" state. This state can occur after the following events: • Demand mode • Restart • Alarm • Proof test Endress+Hauser...
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Page 24: Troubleshooting
Troubleshooting Nivotester FailSafe FTL825 Troubleshooting Note! • Please refer to the Functional Safety Manual for applications with functional safety requirements in accordance with IEC 61508 (SIL) ä 3. • LED signaling (off, on, flashing, not relevant): for the meaning of the LEDs please see ä 4, "Notes on safety conventions and icons"... - Page 25 Press the proof test button to confirm the configuration change. See ä 20 "Interlocking". off, flashing Cause of error Error at Nivotester FailSafe FTL825. Measures • Restart the device by disconnecting the power supply. • Replace the device. off,...
- Page 26 10.2.2 Fault group: wiring LED signals Description Cause of error Short-circuit in the connecting cable between the Liquiphant FailSafe FTL8x and the Nivotester FailSafe FTL825 (MIN or MAX detection). Measures Check the connecting cable. off, flashing Cause of error Incorrect wiring (MIN or MAX detection) between the Liquiphant FailSafe FTL8x and the Nivotester FailSafe FTL825.
- Page 27 • Two Liquiphant FailSafe FTL8x devices connected to one Nivotester FailSafe FTL825 Measures off, flashing • Only operate Nivotester FailSafe FTL825 with one sensor. • Check the connecting cable. Cause of error Error at Liquiphant FailSafe FTL8x. Measures See the "Troubleshooting" section of Operating Instructions (BA01037F) for Liquiphant FailSafe FTL8x.
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Page 28: Replacing The Fuses
• Press in the fuse holder (bayonet lock) slightly with a suitable screwdriver and unscrew (1. and 2.) • Remove the fuse holder FTL825_27. Note! Suitable replacement fuses (fine-wire fuse 3.15 A; slow-blow), including a fuse holder with a bayonet lock, can be ordered as spare parts from Endress+Hauser ä 29 "Spare parts". Endress+Hauser... -
Page 29: Spare Parts
Nivotester FailSafe FTL825 Troubleshooting 10.4 Spare parts Information on the spare parts that are available for your measuring device is provided on the Internet site "www.endress.com". Proceed as follows here: Select "www.endress.com" and then select the country. Click "Instruments" Enter the product name in the "Product name" field. -
Page 30: Technical Data
Technical data Nivotester FailSafe FTL825 Technical data For technical data, please refer to the planning aid for your device, Nivotester FailSafe FTL825 ä 3, "Additional standard device documentation". Repair The devices should only ever be repaired by Endress+Hauser. If repair work is performed by another party, there is no longer any guarantee for the safety-related functions. -
Page 31: Return
Nivotester FailSafe FTL825 Return Return The following procedures must be carried out before a device requiring inspection, for example, is returned to Endress+Hauser: • Remove all residues of medium, paying special attention to the grooves for seals and crevices which could contain residues. This is particularly important if the substance is hazardous to health, e.g. - Page 32 www.endress.com/worldwide BA01038F/00/EN/01.11 71148747 CCS/FM+SGML 9 71148747...