GB2071342B - Dc limit value indicator - Google Patents

Dc limit value indicator

Info

Publication number
GB2071342B
GB2071342B GB8106737A GB8106737A GB2071342B GB 2071342 B GB2071342 B GB 2071342B GB 8106737 A GB8106737 A GB 8106737A GB 8106737 A GB8106737 A GB 8106737A GB 2071342 B GB2071342 B GB 2071342B
Authority
GB
United Kingdom
Prior art keywords
limit value
value indicator
indicator
limit
value
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
GB8106737A
Other versions
GB2071342A (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.)
Doduco Solutions GmbH
Original Assignee
Doduco GmbH and Co KG Dr Eugen Duerrwaechter
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 Doduco GmbH and Co KG Dr Eugen Duerrwaechter filed Critical Doduco GmbH and Co KG Dr Eugen Duerrwaechter
Publication of GB2071342A publication Critical patent/GB2071342A/en
Application granted granted Critical
Publication of GB2071342B publication Critical patent/GB2071342B/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
    • G01R19/165—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values
    • G01R19/16566—Circuits and arrangements for comparing voltage or current with one or several thresholds and for indicating the result not covered by subgroups G01R19/16504, G01R19/16528, G01R19/16533
    • G01R19/16571—Circuits and arrangements for comparing voltage or current with one or several thresholds and for indicating the result not covered by subgroups G01R19/16504, G01R19/16528, G01R19/16533 comparing AC or DC current with one threshold, e.g. load current, over-current, surge current or fault current

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measuring Magnetic Variables (AREA)
GB8106737A 1980-03-06 1981-03-04 Dc limit value indicator Expired GB2071342B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19803008526 DE3008526C2 (en) 1980-03-06 1980-03-06 DC limit switch

Publications (2)

Publication Number Publication Date
GB2071342A GB2071342A (en) 1981-09-16
GB2071342B true GB2071342B (en) 1984-02-29

Family

ID=6096388

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8106737A Expired GB2071342B (en) 1980-03-06 1981-03-04 Dc limit value indicator

Country Status (3)

Country Link
DE (1) DE3008526C2 (en)
FR (1) FR2477720A1 (en)
GB (1) GB2071342B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2690752A1 (en) * 1992-04-30 1993-11-05 Artus Analog data signals acquisition system - time multiplexes sampled input signals to respective primaries of transformer, and detects each signal using single secondary winding for D=A conversion.
ITUB20153936A1 (en) * 2015-09-28 2017-03-28 Carlo Gavazzi Automation S P A DEVICE FOR DETECTING CURRENT DISPERSION POINTS IN TRACK CIRCUITS

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA969272A (en) * 1970-11-02 1975-06-10 Velinsky, Milton Unitary magnetic device and manufacturing method
DE2331789A1 (en) * 1973-06-22 1975-01-16 Axel Pantenburg Car lamps circuit function monitor - uses magnet with lamp and auxiliary conductors which control operation
US3911429A (en) * 1974-04-08 1975-10-07 Ibm Self-energized magnetic keys

Also Published As

Publication number Publication date
FR2477720B3 (en) 1982-12-10
DE3008526C2 (en) 1981-11-26
GB2071342A (en) 1981-09-16
FR2477720A1 (en) 1981-09-11
DE3008526A1 (en) 1981-09-10

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee