JPS59150225A - 温水暖房機の制御装置 - Google Patents

温水暖房機の制御装置

Info

Publication number
JPS59150225A
JPS59150225A JP58024096A JP2409683A JPS59150225A JP S59150225 A JPS59150225 A JP S59150225A JP 58024096 A JP58024096 A JP 58024096A JP 2409683 A JP2409683 A JP 2409683A JP S59150225 A JPS59150225 A JP S59150225A
Authority
JP
Japan
Prior art keywords
water level
water
display lamp
nand gate
hot water
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
JP58024096A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0351976B2 (enrdf_load_stackoverflow
Inventor
Nobuo Onishi
大西　信男
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial Co 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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Priority to JP58024096A priority Critical patent/JPS59150225A/ja
Publication of JPS59150225A publication Critical patent/JPS59150225A/ja
Publication of JPH0351976B2 publication Critical patent/JPH0351976B2/ja
Granted 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
    • G01F23/28—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 the variations of parameters of electromagnetic or acoustic waves applied directly to the liquid or fluent solid material
    • G01F23/284—Electromagnetic waves
    • G01F23/292—Light, e.g. infrared or ultraviolet
    • G01F23/2921—Light, e.g. infrared or ultraviolet for discrete levels
    • G01F23/2928—Light, e.g. infrared or ultraviolet for discrete levels using light reflected on the material surface

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Thermal Sciences (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Steam Or Hot-Water Central Heating Systems (AREA)
JP58024096A 1983-02-15 1983-02-15 温水暖房機の制御装置 Granted JPS59150225A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP58024096A JPS59150225A (ja) 1983-02-15 1983-02-15 温水暖房機の制御装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP58024096A JPS59150225A (ja) 1983-02-15 1983-02-15 温水暖房機の制御装置

Publications (2)

Publication Number Publication Date
JPS59150225A true JPS59150225A (ja) 1984-08-28
JPH0351976B2 JPH0351976B2 (enrdf_load_stackoverflow) 1991-08-08

Family

ID=12128839

Family Applications (1)

Application Number Title Priority Date Filing Date
JP58024096A Granted JPS59150225A (ja) 1983-02-15 1983-02-15 温水暖房機の制御装置

Country Status (1)

Country Link
JP (1) JPS59150225A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0379950A (ja) * 1990-06-08 1991-04-04 Noritz Corp 自動風呂装置

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5311115B2 (ja) * 2008-12-26 2013-10-09 株式会社ノーリツ 暖房装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0379950A (ja) * 1990-06-08 1991-04-04 Noritz Corp 自動風呂装置

Also Published As

Publication number Publication date
JPH0351976B2 (enrdf_load_stackoverflow) 1991-08-08

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