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GB9210259D0 - Sensor unit - Google Patents

Sensor unit

Info

Publication number
GB9210259D0
GB9210259D0 GB929210259A GB9210259A GB9210259D0 GB 9210259 D0 GB9210259 D0 GB 9210259D0 GB 929210259 A GB929210259 A GB 929210259A GB 9210259 A GB9210259 A GB 9210259A GB 9210259 D0 GB9210259 D0 GB 9210259D0
Authority
GB
United Kingdom
Prior art keywords
sensor unit
sensor
unit
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
GB929210259A
Other versions
GB2266956B (en
GB2266956A (en
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Spirax Sarco Ltd
Original Assignee
Spirax Sarco Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Spirax Sarco Ltd filed Critical Spirax Sarco Ltd
Priority to GB9210259A priority Critical patent/GB2266956B/en
Publication of GB9210259D0 publication Critical patent/GB9210259D0/en
Priority to DE19934313404 priority patent/DE4313404A1/en
Priority to JP11076593A priority patent/JP3373891B2/en
Publication of GB2266956A publication Critical patent/GB2266956A/en
Application granted granted Critical
Publication of GB2266956B publication Critical patent/GB2266956B/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
    • G01F23/22—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water
    • G01F23/24—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring variations of resistance of resistors due to contact with conductor fluid
    • G01F23/241—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring variations of resistance of resistors due to contact with conductor fluid for discrete levels
    • G01F23/243—Schematic arrangements of probes combined with measuring circuits
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16T—STEAM TRAPS OR LIKE APPARATUS FOR DRAINING-OFF LIQUIDS FROM ENCLOSURES PREDOMINANTLY CONTAINING GASES OR VAPOURS
    • F16T1/00—Steam traps or like apparatus for draining-off liquids from enclosures predominantly containing gases or vapours, e.g. gas lines, steam lines, containers
    • F16T1/38—Component parts; Accessories
    • F16T1/48—Monitoring arrangements for inspecting, e.g. flow of steam and steam condensate
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
    • G01F23/22—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water
    • G01F23/24—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring variations of resistance of resistors due to contact with conductor fluid
    • G01F23/241—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring variations of resistance of resistors due to contact with conductor fluid for discrete levels
    • G01F23/242—Mounting arrangements for electrodes
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
    • G01F23/22—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water
    • G01F23/24—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring variations of resistance of resistors due to contact with conductor fluid
    • G01F23/246—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring variations of resistance of resistors due to contact with conductor fluid thermal devices
    • G01F23/247—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring variations of resistance of resistors due to contact with conductor fluid thermal devices for discrete levels
    • G01F23/248—Constructional details; Mounting of probes

Landscapes

  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Examining Or Testing Airtightness (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
  • Arrangements For Transmission Of Measured Signals (AREA)
GB9210259A 1992-05-13 1992-05-13 Sensor Unit Expired - Lifetime GB2266956B (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
GB9210259A GB2266956B (en) 1992-05-13 1992-05-13 Sensor Unit
DE19934313404 DE4313404A1 (en) 1992-05-13 1993-04-23 Data transmitter for condensation traps
JP11076593A JP3373891B2 (en) 1992-05-13 1993-05-12 Sensor device and condensate collection trap monitoring mechanism

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9210259A GB2266956B (en) 1992-05-13 1992-05-13 Sensor Unit

Publications (3)

Publication Number Publication Date
GB9210259D0 true GB9210259D0 (en) 1992-07-01
GB2266956A GB2266956A (en) 1993-11-17
GB2266956B GB2266956B (en) 1995-10-25

Family

ID=10715433

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9210259A Expired - Lifetime GB2266956B (en) 1992-05-13 1992-05-13 Sensor Unit

Country Status (3)

Country Link
JP (1) JP3373891B2 (en)
DE (1) DE4313404A1 (en)
GB (1) GB2266956B (en)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2302722B (en) * 1995-06-29 1999-03-31 Spirax Sarco Ltd Equipment comprising a condensate trap
ES2127122B1 (en) 1996-09-02 1999-12-16 Blaquez Navarro Vicente AUTONOMOUS ELECTRONIC IMPROVED MONITORING SYSTEM FOR PURGERS, VALVES AND INSTALLATIONS IN REAL TIME.
ES2120377B1 (en) * 1996-09-02 1999-05-01 Navarro Vicente Blazquez AUTONOMOUS ELECTRONIC MONITORING SYSTEM FOR PURGERS, VALVES AND FACILITIES IN REAL TIME.
US5992436A (en) * 1997-07-11 1999-11-30 Armstrong International, Inc. Monitoring steam traps using RF signaling
ES2133240B1 (en) * 1997-10-03 2000-03-16 Blazquez Navarro Vicente AUTONOMOUS GLOBAL SYSTEM PERFECTED FOR REMOTE SURVEILLANCE OF BLEEDERS, VALVES AND REAL-TIME FACILITIES.
GB2332262A (en) * 1997-12-11 1999-06-16 Spirax Sarco Ltd Monitoring condensate traps
DE19949994A1 (en) * 1999-10-15 2001-04-19 Claas Saulgau Gmbh Measurement and storage unit for agricultural equipment service monitoring avoids cabling can be read remotely at suitable intervals.
SE0001213D0 (en) 2000-04-04 2000-04-04 Patrik Melvaas Sensing device
DE10020081A1 (en) * 2000-04-22 2001-10-25 Bosch Gmbh Robert Water level sensor for car fuel filters, has self test function through simple time delay circuit
DE10053592A1 (en) * 2000-10-27 2002-05-02 Siemens Ag Level sensor has two electrode pairs, with effective measurement surfaces extending over part of container height; measurement surfaces of both pairs are formed at least over lower half
GB2409116A (en) * 2003-12-12 2005-06-15 Chao-Wei Huang Essence burner using resistance detection element to detect water level
US7123037B2 (en) * 2004-02-27 2006-10-17 Wells-Cti, Llc Integrated circuit temperature sensing device and method
FR2901877B1 (en) * 2006-06-02 2016-04-29 Sc2N Sa TEMPERATURE SENSOR AND THE LEVEL OF A LIQUID
US8050875B2 (en) 2006-12-26 2011-11-01 Rosemount Inc. Steam trap monitoring
CN101846539B (en) * 2010-04-09 2013-05-15 林家彬 Dual-purpose sensor and electric heating kettle with the same
WO2012149161A1 (en) * 2011-04-29 2012-11-01 Eaton Corporation Degradation monitoring system for hose assembly
KR20120018104A (en) * 2011-11-26 2012-02-29 한용희 Steam Trap Leak Check Device
US10641412B2 (en) 2012-09-28 2020-05-05 Rosemount Inc. Steam trap monitor with diagnostics
DE102015011075A1 (en) * 2015-08-24 2017-03-02 Brandes Gmbh Water level detector with district heating system
US10843429B2 (en) 2018-05-21 2020-11-24 O2 Partners, Llc Biodegradable, industrially compostable, and recyclable injection molded microcellular flexible foams
JP6947764B2 (en) * 2019-02-12 2021-10-13 矢崎総業株式会社 Liquid level detector unit

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB760838A (en) * 1954-04-09 1956-11-07 Smith & Sons Ltd S Improvements in or relating to electric tachometers
DE2624009C3 (en) * 1976-05-28 1979-04-19 A. Ott, Gmbh, 8960 Kempten Device for measuring the distance of the surface of an electrically conductive medium from an observation point arranged above this surface
US4477230A (en) * 1982-09-30 1984-10-16 Hughes Tool Company Continuous pressure and temperature readout for submersible pumps
US5056363A (en) * 1990-03-08 1991-10-15 Industrial Engineering And Equipment Company, Inc. Integral temperature and liquid level sensor and control
US5111691A (en) * 1990-12-20 1992-05-12 Itt Corporation Conductance/thermal limit control apparatus and method

Also Published As

Publication number Publication date
JPH06137490A (en) 1994-05-17
DE4313404A1 (en) 1993-11-18
JP3373891B2 (en) 2003-02-04
GB2266956B (en) 1995-10-25
GB2266956A (en) 1993-11-17

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Legal Events

Date Code Title Description
PE20 Patent expired after termination of 20 years

Expiry date: 20120512