RU1455909C - Device for parameter testing - Google Patents

Device for parameter testing

Info

Publication number
RU1455909C
RU1455909C SU4258969A RU1455909C RU 1455909 C RU1455909 C RU 1455909C SU 4258969 A SU4258969 A SU 4258969A RU 1455909 C RU1455909 C RU 1455909C
Authority
RU
Russia
Prior art keywords
monitoring
self
voltage
increased
elements
Prior art date
Application number
Other languages
Russian (ru)
Inventor
А.И. Лишаев
Original Assignee
Lishaev A I
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 Lishaev A I filed Critical Lishaev A I
Priority to SU4258969 priority Critical patent/RU1455909C/en
Application granted granted Critical
Publication of RU1455909C publication Critical patent/RU1455909C/en

Links

Landscapes

  • Testing Electric Properties And Detecting Electric Faults (AREA)

Abstract

Изобретение относитс  к автоматике и может быть использовано при допусковом и параметрическом контроле аналоговых сигналов. Цель изобретени  - повышение достоверности контрол . Устройство содержит коммутаторы 2 и 11, преобразователь напр жени  3, блок сравнени  4, элемент запрета 5, задатчик 8 времени самоконтрол , элементы И 9, 21, 23, элемент задержки 10, источники рабочего 12 и контрольного 13 опорных напр жений, индикаторы 14 предельного отклонени  и самоконтрол  15, источник 16 эталонного напр жени , делитель 17 напр жени , ключ 18, формирователи 19 и 28 импульсов, триггеры 20 и 25, элемент НЕ 22, элементы ИЛИ 24 и 27, сигнализатор неисправности 26, регистратор 29, задатчик 36 опорного напр жени . Повышена помехозащищенность устройства при контроле и увеличена точность измерени . 1 з.п. ф-лы, 3 ил.The invention relates to automation and can be used for tolerance and parametric control of analog signals. The purpose of the invention is to increase the reliability of control. The device comprises switches 2 and 11, a voltage converter 3, a comparison unit 4, a prohibition element 5, a self-monitoring time setter 8, elements 9, 21, 23, a delay element 10, operating sources 12 and a reference 13 of the reference voltage, limit indicators 14 deviations and self-monitoring 15, a source of reference voltage 16, a voltage divider 17, a key 18, pulse shapers 19 and 28, triggers 20 and 25, an element NOT 22, elements OR 24 and 27, a fault indicator 26, a recorder 29, a reference switch 36 for example The noise immunity of the device during monitoring is increased and the measurement accuracy is increased. 1 s.p. f-ly, 3 ill.

Description

tfttft

f f

J J

CtiSHOfi HO f-ff Sxiids CtiSHOfi HO f-ff Sxiids

Фуе.гFue.g

сравнени comparison

Сиг нал т /-// Сходе блока сравнени Signal t / - // Compare block

3 « isfff tj3 "isfff tj

СигноА но f-ff входе блока iSignal but f-ff input block i

SU4258969 1987-04-13 1987-04-13 Device for parameter testing RU1455909C (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
SU4258969 RU1455909C (en) 1987-04-13 1987-04-13 Device for parameter testing

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SU4258969 RU1455909C (en) 1987-04-13 1987-04-13 Device for parameter testing

Publications (1)

Publication Number Publication Date
RU1455909C true RU1455909C (en) 1993-11-15

Family

ID=21309676

Family Applications (1)

Application Number Title Priority Date Filing Date
SU4258969 RU1455909C (en) 1987-04-13 1987-04-13 Device for parameter testing

Country Status (1)

Country Link
RU (1) RU1455909C (en)

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