PLC Glossary

Chia sẻ: Lang Huyen | Ngày: | Loại File: PDF | Số trang:25

lượt xem

PLC Glossary

Mô tả tài liệu
  Download Vui lòng tải xuống để xem tài liệu đầy đủ

AC/DC I/O interface. A discrete interface that converts alternating current (AC) voltages from field devices into direct current (DC) signals that the processor can use. It can also convert DC signals into proportional AC voltages. action. A set of control instructions prompting a PLC to perform a certain control function during the execution of a sequential function chart step. acyclic message. An unscheduled message transmission. A/D. See analog-to-digital converter. address. (1) The location in a computer’s memory where particular information is stored. (2) The alphanumeric value used to identify a specific I/O rack, module group, and terminal location. addressability. The...

Chủ đề:

Nội dung Text: PLC Glossary

Đồng bộ tài khoản