Endress+Hauser Liquiphant M FTL50 Operating Instructions Manual
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Endress+Hauser Liquiphant M FTL50 Operating Instructions Manual

Level limit switch
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See also: Technical Information , Operating Instructions Manual
Operating Instructions
Liquiphant M FTL50, FTL51
Level Limit Switch
BA213F/24/ae/03.06
52005008

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Summary of Contents for Endress+Hauser Liquiphant M FTL50

  • Page 1 Operating Instructions Liquiphant M FTL50, FTL51 Level Limit Switch BA213F/24/ae/03.06 52005008...

  • Page 2: Table Of Contents

    Operating Instructions Liquiphant M FTL50 / FTL51 Table of Contents Safety Instructions Order Codes Installation Setup Maintenance & Cleaning Technical Data Troubleshooting Spare Parts Supplemental documentation Endress+Hauser...

  • Page 3: Safety Instructions

    Approved usage The Liquiphant M FTL50 and FTL51 is designed for level limit detection in liquids. If used incor- rectly, it is possible that application-related dangers may arise. The level limit switch Liquiphant M...

  • Page 4: Order Codes

    Operating Instructions Liquiphant M FTL50 / FTL51 Do not bend. Do not shorten. Do not lengthen Order Codes Product structure Design Basic weight 1.3 lb FTL50 Compact 0.6 kg 1.3 lb FTL51 With extension pipe 0.6 kg Certificates, applications A Version for non-hazardous area...

  • Page 5: Operating Instructions

    Liquiphant M FTL50 / FTL51 Operating Instructions Length, spacer, pressure tight bushing FTL50 Compact Ra <3.2 µm/80 grit 1.3 lb 66 mm / 2.6" + temperature spacer 0.6 kg 1.5 lb 66 mm / 2.6" + pressure tight bushing 0.7 kg FTL51 ..

  • Page 6: Installation

    Operating Instructions Liquiphant M FTL50 / FTL51 Installation Application Level limit detection in liquids "T" Measuring System For direct connection Order code: FTL 5# - # # # # # # # # # FEL 5 Electronic inserts FEL 5...
  • Page 7 Liquiphant M FTL50 / FTL51 Operating Instructions For connection via Order code: switching unit FTL 5# - # # # # # # # # # FEL 5 Electronic insert FEL 5 FEL 5 FEL 5 I.S. *) Switching unit, PLC, isolating amplifier FTL…,...
  • Page 8 Operating Instructions Liquiphant M FTL50 / FTL51 Mounting examples as a n = 0 - 2000 cP function of liquid viscosity min. 2" (min. DN 50) min. 1 in min. 25 mm *Deburr n = 0 - 10,000 cP min. 1.5 in (min.
  • Page 9 Liquiphant M FTL50 / FTL51 Operating Instructions In cases of dynamic forces support Allow clearance "T" = with temperature spacer for insulated tanks ............
  • Page 10 Operating Instructions Liquiphant M FTL50 / FTL51 Orientation of fork tines: marking above or below Screw Liquiphant into G ¾ A, SW 1¼" 32 mm process connection. G 1 A, SW 1 " 41 mm DON’T use housing to turn.
  • Page 11 Liquiphant M FTL50 / FTL51 Operating Instructions Orientation in pipes: marking in direction of flow Ø min. 2" Max. 16 ft/s (ø min. 50 mm (max. 5 m/s Cable entry orientation *Torque 3 to 4 turns 0.9 Nm ... 270°...

  • Page 12: Setup

    Operating Instructions Liquiphant M FTL50 / FTL51 Setup Minimum/maximum fail- safe mode Max. Max. Min. Min. Liquid density. , FEL , FEL , FEL , FEL , FEL , FEL Density ρ measured in g/cm (SGU) or in kg/l > 0.7 ( 5.9 lbs.) 1US gal 1 US.

  • Page 13: Display Elements

    Liquiphant M FTL50 / FTL51 Operating Instructions Self test FEL57 (See page 21 and FEL 57 switching unit for sequence) Standard ~ 8 s – With corrosion test ~ 41 s Switching unit Display elements Endress+Hauser...
  • Page 14 Operating Instructions Liquiphant M FTL50 / FTL51 Connections, Function Note national regulations! FEL… Max. AWG 14 (Max. 2,5 mm² Max. AWG 12 (Max. 4 mm² 1/8 in 3 mm Endress+Hauser...
  • Page 15 Liquiphant M FTL50 / FTL51 Operating Instructions Connections FEL51 Two-wire AC connection Function FEL51 ∆V max. 3V FEL51 Endress+Hauser...
  • Page 16 Operating Instructions Liquiphant M FTL50 / FTL51 Connections FEL52 DC connection (PNP) Function FEL52 ∆V max. 3V FEL52 Endress+Hauser...
  • Page 17 Liquiphant M FTL50 / FTL51 Operating Instructions Connections FEL54 Universal connection Relay output Function FEL54 FEL 54 3 4 5 6 7 8 FEL 54 Max. Min. V 0 V Endress+Hauser...
  • Page 18 Operating Instructions Liquiphant M FTL50 / FTL51 Connections FEL55 FEL 55 Output 8/16 mA Hazardous Area Non-Hazardous Area – e.g. PLC, AI modules 11 V 16.8 mA 11 - 36 VDC Function FEL55 FEL 55 FEL 55 ~ 16 mA Max.
  • Page 19 Liquiphant M FTL50 / FTL51 Operating Instructions Connections FEL56 NAMUR output L-H FEL 56 <1.0 mA / >2.2 mA Hazardous Area H 2.2 - 2.8 mA Non-Hazardous Area 0.6 - 1.0 mA – Isolating amplifier to e.g. FXN 421, FXN 422, SIN 100, SIN 110...
  • Page 20 Operating Instructions Liquiphant M FTL50 / FTL51 Connections FEL57 PFM output FEL 57 150 Hz/50 Hz Note function! See page 21 Hazardous Area 150 Hz Non-Hazardous Area 50 Hz – Nivotester FTL 320, FTL 120Z FTL 325 P CH1 FTL 325 P CH3...
  • Page 21 Liquiphant M FTL50 / FTL51 Operating Instructions Switch-on behavior STD (Self test) FEL 57 Simulation FEL 57 0 Hz 150 Hz 50 Hz 150 Hz Simulation FEL 57 0 Hz 50 Hz 50 Hz Switch-on behavior EXT (Self test) FEL 57...
  • Page 22 Operating Instructions Liquiphant M FTL50 / FTL51 Connections FEL58 NAMUR output H-L FEL 58 >2.2 mA / <1.0 mA Hazardous Area H 2.2 - 3.5 mA Non-Hazardous Area 0.6 - 1.0 mA – Isolating amplifier to e.g. FXN 421, FXN 422, SIN 100, SIN 110...
  • Page 23 Liquiphant M FTL50 / FTL51 Operating Instructions Function test button FEL58 Fail-safe mode MAX 1. Normal operation 1 Hz 1 Hz Ex d Ex d 2.2… 0.6… 1.0 mA 3.5 mA 2. Press test button >3 s 0 mA 0 mA 3.

  • Page 24: Maintenance & Cleaning

    Operating Instructions Liquiphant M FTL50 / FTL51 Maintenance & Cleaning Removal of encrustation Do not use as a step! Endress+Hauser...

  • Page 25: Technical Data

    Liquiphant M FTL50 / FTL51 Operating Instructions Technical Data Ambient temperature T Available when Process temperature T used with temperature spacer. See order codes. °F 158 °F 70 °C 122 °F 50 °C 32 °F –58 °F 32 °F 194 °F 300 °F...
  • Page 26 Operating Instructions Liquiphant M FTL50 / FTL51 Lap joint flanges with BSP 1 (G1) thread; Covers with Corrosion-resistant steel 1.4571 window (AISI 316 Ti) Lap joint flange with G1 thread 2”, 150 psi, RF, ANSI B 16.5 E+H 918144-0000 PA 12...
  • Page 27 Liquiphant M FTL50 / FTL51 Operating Instructions High pressure See KA153F 1 - 11½ NPT (G 1, NPT 1) sliding sleeves 1.4435 (AISI 316 L) 1.4435 (AISI 316 L) See KA154F E+H 52003663 E+H 52003667 (G 1½, NPT 1½) Alloy C4...

  • Page 28: Troubleshooting

    Operating Instructions Liquiphant M FTL50 / FTL51 Troubleshooting Fault Reason Remedy Does not switch No power Check power Faulty signal line Check signal line Faulty electronic insert Exchange – FEL51 connected directly to L1 and N – always connect FEL51 via external load Density of liquid too low Set density to >0.5 at electronic insert...

  • Page 29: Spare Parts

    Liquiphant M FTL50 / FTL51 Operating Instructions Spare Parts Electronic inserts Installation specification: FEL51 52002304 During installation, please keep in mind that FEL52 52002305 electrical resources (electronic inserts) which FEL54 52002306 are powered by non-intrinsically-safe circuits FEL55 52002307 may no longer be interconnected with intri-...

  • Page 30: Supplemental Documentation

    Operating Instructions Liquiphant M FTL50 / FTL51 Supplemental Documentation Technical Information TI328F Liquiphant FTL50, FTL50H, FTL51, FTL51H Notes on Safety XA031F II 1/2 G EEx d IIC/IIB XA063F II 1/2 G, II 1/2 D EEx ia/ib IIC/IIB XA064F II 1 G...
  • Page 31 Liquiphant M FTL50 / FTL51 Operating Instructions Endress+Hauser...
  • Page 32 Mexico United States Canada Endress+Hauser Mexico, S.A. de C.V. Endress+Hauser Canada Endress+Hauser (Mexico) S.A. de C.V. Endress+Hauser, Inc. Av. Gustavo Baz No. 43 1075 Sutton Drive Calle de Gustavo Baz No. 43 2350 Endress Place Fracc. Bosques de Echegaray Burlington, ON L7L 5Z8...

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