a) boxes and boards of the electronic units (2);
b) the maximum number of different electronic boards and the reason for it (4);
c) application of the system (6).
Read the text paying attention to Participle II.
4 4
Repeat the words after the teacher. Then read them by yourself paying attention to their Russian equivalents.
relevant
5
Read the text carefully. Use ex. 4.
6
basic unit
synchronizing and load sharing unit
monitoring unit
relay unit for controlled loads
to furnish front
ventilation hole mother board terminal board flexible ribbon cable rear jumper lamp glass engraved text rack
as interface and output stage
— главный блок (устройство)
—блок (устройство) синхронизации и распределения нагрузки
— блок управления
— блок реле для контролируемых нагрузок
— снабжать
— передняя (панель)
— вентиляционное отверстие
— основная соединительная плата
— клеммная плата
— гибкий ленточный кабель
— задняя (панель)
— перемычка
— табло
— выгравированный текст
— стойка
— в качестве интерфейса (устройства сопряжения) и выходной ступени
- уместный, относящийся (к)
6 1
Read the words and point out those of the text:
a) design;
b) rear; c) plug;
d) switch; e) jumper; f) data; g) rack; h) extend; i) install; j) digital; k) furnish; I) modify; m) busbar; n) amplifier; o) alarm.
The second class period
| 7 3 |
|---|
| Read the | words. | point out those | which deal with | the | topic “Boxes |
| and Boards of the Electronic Units”. | | | |
| | | | | | | n) | relevant |
| | | | | m) | flexible | v) | constitute |
| | | | g) provide | n) | generator | w) | connection |
| | c) | stage | h) adapt | o) | jumper | >0 | mount |
| a) | unit | d) | relay | i) printed | p) | rear | y) | comprise |
| b) | box | e) | sheet | j) circuit | q) | ribbon | z) | engraved |
| | f) | hole | k) different | r) | equipment | a') | push-button |
| | | | 1) terminal | s) | perform | b') | adapt |
| | | | t) | row | c') | distinct |
| | | | | | d') | fault |
Read the word-combinations and point out those with prepositions. Give their Russian equivalents:
a) comprises the following units; b) relay units for controlled loads;
c) consist of; d) furnished with; e) boards and fronts; f) are made of sheet steel; g) provided with ventilation holes; h) is connected to the terminal board by a flexible cable; i) together these two boards; j) form the rear of the box; k) to perform by jumpers; 1) on the mother board; m) two rows each with terminals; n) for external connections; o) to insert from the front of the box; p) while units are to be supplied.
9 1
Read the sentences and point out those which deal with the topic “Supply of the Power Control System Units”.
1. The electronic units consist of identical boxes furnished with different electronic boards and fronts. 2. A printed circuit board and the terminal board form the rear of the box. 3. The basic units, the additional monitoring units and the central unit shall be supplied from a 24 V battery. 4. The relay and transformer units are built up in 19 inch standard racks. 5. The synchronizing and load sharing units are to be supplied from the generators via the transformer units. 6. The front plate contains corresponding lamp glasses with engraved text.