Endress+Hauser Waterpilot FMX167 Technical Information
Endress+Hauser Waterpilot FMX167 Technical Information

Endress+Hauser Waterpilot FMX167 Technical Information

Compact device for level measurement in fresh water, wastewater and saltwater
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Technical Information
Waterpilot FMX167
Hydrostatic level measurement
Reliable and robust level probe with ceramic measuring cell
Compact device for level measurement in fresh water, wastewater
and saltwater
TI351P/00/EN/06.09
71096099
Application
The Waterpilot FMX167 is a pressure sensor for
hydrostatic level measurement.
Three versions of FMX167 are available at
Endress+Hauser:
• FMX167 with a stainless steel housing, outer diameter
of 22 mm (0.87 inch): Standard version suitable for
drinking water applications and for use in bore holes
and wells with small diameters
• FMX167 with a stainless steel housing, outer diameter
of 42 mm (1.66 inch): Heavy duty version, easy clean
flush-mounted process diaphragm. Ideally suited to
wastewater and sewage treatment plants
• FMX167 with a coated housing, outer diameter of
29 mm (1.15 inch): Corrosion resistant version
generally for use in saltwater, particularly for ship
ballast water tanks.
Your benefits
• High mechanical resistance to overload and aggressive
media
• High-precision, robust ceramic measuring cell with
long-term stability
• Climate proofed sensor thanks to completely potted
electronics and 2-filter pressure compensation system
• 4 to 20 mA output signal with integrated overvoltage
protection
• Simultaneous measurement of level and temperature
with optionally integrated Pt100 temperature sensor
• Drinking water approvals: KTW, NSF, ACS
• Approvals: ATEX, FM and CSA
• Marine certificate: GL, ABS
• Extensive range of accessories provides complete
measuring point solutions

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Summary of Contents for Endress+Hauser Waterpilot FMX167

  • Page 1 Reliable and robust level probe with ceramic measuring cell Compact device for level measurement in fresh water, wastewater and saltwater Application The Waterpilot FMX167 is a pressure sensor for hydrostatic level measurement. Three versions of FMX167 are available at Endress+Hauser: •...
  • Page 2: Table Of Contents

    Waterpilot FMX167 Table of contents Function and system design..... 3 Extension cable ........18 Terminals .
  • Page 3: Function And System Design

    " Caution! The Waterpilot is not suitable for use in biogas plants since the gases can diffuse through the elastomers (seals, extension cable). Endress+Hauser offers the Deltapilot level transmitter for biogas applications. Process connection – Mounting clamp ½ ½...
  • Page 4: Measuring Principle

    DIN EN 60751, see also → ä 22, Sect. "Accessories. Temperature measurement with optional Pt100 and TMT181 temperature head transmitter To convert the Pt100 signal to a 4 to 20 mA signal, Endress+Hauser also offers the TMT181 temperature transmitter. Not for use in hazardous areas.
  • Page 5: Measuring System

    P01-FMX167xx-14-xx-xx-xx-004 Application examples with FMX167 OVP = Overvoltage protection e.g. HAW from Endress+Hauser (not for use in hazardous areas) - OVP on the sensor side for field installation: HAW569/for top-hat rail/DINrail: HAW562 - OVP on the supply side for top-hat rail/DINrail: HAW561 (115/230 V) and HAW561K (24/48 V AC/DC) Option dependent on supply voltage.
  • Page 6: System Integration

    P01-FMX167xx-14-xx-xx-xx-005 Application examples with FMX167 OVP = Overvoltage protection e.g. HAW from Endress+Hauser (not for use in hazardous areas) - OVP on the sensor side for field installation: HAW569/for top-hat rail/DINrail: HAW562 - OVP on the supply side for top-hat rail/DINrail: HAW561 (115/230 V) and HAW561K (24/48 V AC/DC) Option dependent on supply voltage.
  • Page 7: Input

    Waterpilot FMX167 Input Measured variable FMX167 + Pt100 (optional) TMT181 temperature head transmitter (optional) • Hydrostatic pressure of a liquid • Temperature • Pt100: Temperature of a liquid Measuring range • Nine fixed pressure measuring ranges in bar, mH O, psi and ftH →...
  • Page 8: Output

    Waterpilot FMX167 Output Output signal FMX167 + Pt100 (optional) TMT181 temperature head transmitter (optional) • FMX167: 4 to 20 mA for hydrostatic pressure • 4 to 20 mA for temperature measured value, measured value, two-wire two-wire • Pt100: Temperature-dependent resistance value...
  • Page 9: Power Supply

    Safety Instructions (XAs) or the Installation or Control Drawings (ZDs), see also → ä 23, Sect. "Safety instructions", "Installation/Control Drawings". • Reverse polarity protection is integrated in the Waterpilot FMX167 and in the temperature head transmitter TMT181. Changing the polarities will not result in the destruction of the devices.
  • Page 10: Supply Voltage

    0.08 to 2.5 mm 0.08 to 2.5 mm • If the Pt100 signal is directly connected to a • Transmitter connection: max. 1.75 mm display and/or evaluation unit, Endress+Hauser recommends using a shielded cable. Power consumption FMX167 + Pt100 (optional) TMT181 temperature head transmitter (optional) ≤...
  • Page 11: Accuracy

    Waterpilot FMX167 Accuracy Reference operating FMX167 + Pt100 (optional) TMT181 temperature head transmitter (optional) conditions DIN EN 60770 T = 25 °C (77°F) Calibration temperature 23 °C ± 5 K (73°F ± 5 K) Maximum measured error FMX167 + Pt100 (optional) TMT181 temperature head transmitter (optional) •...
  • Page 12: Installation Conditions

    1 mm larger than the outer diameter of the selected FMX167. • The cable must end in a dry room or a suitable terminal box. The terminal box from Endress+Hauser provides optimum humidity and climatic protection and is suitable for outdoor installation.
  • Page 13: Environment

    Waterpilot FMX167 Environment Ambient temperature range FMX167 + Pt100 (optional) TMT181 temperature head transmitter (optional) • FMX167 –40 to +85 °C with outer diameter of 22 mm and 42 mm: –10 to +70 °C (= medium temperature) • FMX167 with outer diameter of 29 mm: 0 to +50 °C (= medium temperature)
  • Page 14: Process Conditions

    Waterpilot FMX167 Process conditions Medium temperature range FMX167 + Pt100 (optional) TMT181 temperature head transmitter (optional) • FMX167 –40 to +85 °C (-40 to +185°F) (= ambient with outer diameter of 22 mm and 42 mm: temperature), –10 to +70 °C install temperature head transmitter outside medium.
  • Page 15: Mechanical Construction

    Waterpilot FMX167 Mechanical construction Dimensions of the level probe ➁ ➂ ➀ ➃ ➃ ➃ ➄ ➄ ➄ ø8 (ø0.31) ø8 (ø0.31) ø8 (ø0.31) ➅ ➅ ➅ (ø1.63) ø41.5 max. ø29 ø22 ± 0.1 (ø1.65) (ø1.14) ø42 (ø0.87) mm (inch)
  • Page 16: Dimensions Of The Extension Cable Mounting Screws

    Waterpilot FMX167 Dimensions of the extension ➀ ➁ cable mounting screws 36 AF 41 AF 1½ NPT G 1½ A ø55 P01-FMXxxxx-06-xx-xx-en-009 Extension cable mounting screws ½ A, version "3" for Feature 20 "Connection" in the order code (→ ä 21) Extension cable mounting screw G1 ½...
  • Page 17: Dimensions Of The Tmt181 Temperature Head Transmitter

    Waterpilot FMX167 Dimensions of the TMT181 temperature head transmitter ø5 (ø0.19) mm (inch) P01-FMX167xx-06-xx-xx-xx-012 TMT181 temperature head transmitter (4 to 20 mA) Version "5" for Feature 70 "Additional options" in the order code (→ ä 21). The temperature head transmitter can be used in non-hazardous areas and for EEx nA.
  • Page 18: Material

    Waterpilot FMX167 Material Level probe • Level probe, outer diameter 22 mm: 1.4435 (AISI 316L) • Level probe, outer diameter 42 mm: 1.4435 (AISI 316L) • Level probe, outer diameter 29 mm: 1.4435 (AISI 316L) – Sensor sleeve: PPS (polyphenylene sulfide) –...
  • Page 19: Installation Tool - Indicating The Customer-Specific Length On The Cable

    Waterpilot FMX167 Installation tool – • To make installation easier, Endress+Hauser indicating the customer- offers a mark on the extension cable for a customer-specific length, see also → ä 21, specific length on the cable "Ordering information". • Mark tolerance: up to ±50 mm (the mark tolerance corresponds to a measured error from up to ±50 mm)
  • Page 20: Certificates And Approvals

    Only for Waterpilot FMX167 without Pt100 and TMT181 Note! • Waterpilot FMX167 is only available for use in hazardous areas with the FKM Viton seal. • The cable marking cannot be ordered with the Ex approvals listed due to a potential electrostatic charge (see →...
  • Page 21: Ordering Information

    Waterpilot FMX167 Ordering information FMX167 You can enter the versions for the specific feature in the following table. The versions entered make up the complete order code. Options which are mutually exclusive are not marked. Approval Non-hazardous area ATEX II 2 G EEx ia IIC T6 ATEX II 3 G EEx nA II T6 FM IS, Class I, Division 1, Groups A –...
  • Page 22: Fmx167 (Continued)

    Complete order code incl. terminal box, see feature "3" or "4" Accessories • Endress+Hauser offers a mounting clamp for simple FMX167 mounting → ä 15 Mounting clamp • Material: 1.4404 (AISI 316L) and fiberglass reinforced PA (polyamide) • Order number: 52006151 See also →...
  • Page 23: Extension Cable Mounting Screw

    Waterpilot FMX167 Extension cable mounting • Endress+Hauser offers extension cable mounting screws to simplify the installation of the FMX167 and to close the measuring open → ä 16. screw • Material: 1.4301 (AISI 304) ½ • Order number for extension cable mounting screw with G 1 A thread: 52008264 ½...
  • Page 24 Instruments International Endress+Hauser Instruments International AG Kaegenstrasse 2 4153 Reinach Switzerland Tel. +41 61 715 81 00 Fax +41 61 715 25 00 www.endress.com info@ii.endress.com TI351P/00/EN/06.09 71096099 CCS/FM+SGML 6.0 71096099...

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