GB562322A - Improvements in and relating to electric control equipment for liquid level regulation - Google Patents

Improvements in and relating to electric control equipment for liquid level regulation

Info

Publication number
GB562322A
GB562322A GB150843A GB150843A GB562322A GB 562322 A GB562322 A GB 562322A GB 150843 A GB150843 A GB 150843A GB 150843 A GB150843 A GB 150843A GB 562322 A GB562322 A GB 562322A
Authority
GB
United Kingdom
Prior art keywords
liquid level
relating
electric control
control equipment
level regulation
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.)
Expired
Application number
GB150843A
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.)
WESTGARTH STANHOPE FORSTER BRO
Londex Ltd
Original Assignee
WESTGARTH STANHOPE FORSTER BRO
Londex 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 WESTGARTH STANHOPE FORSTER BRO, Londex Ltd filed Critical WESTGARTH STANHOPE FORSTER BRO
Priority to GB150843A priority Critical patent/GB562322A/en
Publication of GB562322A publication Critical patent/GB562322A/en
Expired 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

Landscapes

  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Control Of Positive-Displacement Pumps (AREA)

Abstract

562,322. Automatic control systems for pumps &c. LONDEX, Ltd., and BROWN, W. S. F. Jan. 29, 1943, No. 1508. [Class 38 (iv)] Liquid level control systems according to Specification 539,827 are provided with an additional relay contact, such as 13, whereby an opposite operation, such as filling instead of emptying a tank, may be controlled.
GB150843A 1943-01-29 1943-01-29 Improvements in and relating to electric control equipment for liquid level regulation Expired GB562322A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB150843A GB562322A (en) 1943-01-29 1943-01-29 Improvements in and relating to electric control equipment for liquid level regulation

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB150843A GB562322A (en) 1943-01-29 1943-01-29 Improvements in and relating to electric control equipment for liquid level regulation

Publications (1)

Publication Number Publication Date
GB562322A true GB562322A (en) 1944-06-27

Family

ID=9723192

Family Applications (1)

Application Number Title Priority Date Filing Date
GB150843A Expired GB562322A (en) 1943-01-29 1943-01-29 Improvements in and relating to electric control equipment for liquid level regulation

Country Status (1)

Country Link
GB (1) GB562322A (en)

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