Title:
PLC FOR PROVIDING SPACE-EFFICIENT INPUT/OUTPUT INTERFACE
Document Type and Number:
WIPO Patent Application WO/2022/114423
Kind Code:
A1
Abstract:
A PLC according to an embodiment of the present invention is disclosed. The PLC according to an embodiment of the present invention comprises: a master unit; and a plurality of interface units which access the master unit via a system bus. The master unit includes: a control unit for controlling input/output and processing commands; and a plurality of first RJ45 terminals for input/output of data, wherein a maximum of eight signals are arranged via each pin of each of the first RJ45 terminals. Each of the interface units includes a connection means for connecting a signal between a second RJ45 terminal for connecting a signal line from each of the first RJ45 terminals and an external device, wherein the interface units are configured to be expandable by the number of the first RJ45 terminals.
Inventors:
KANG ZEAJONG (KR)
Application Number:
PCT/KR2021/007110
Publication Date:
June 02, 2022
Filing Date:
June 08, 2021
Export Citation:
Assignee:
ILPUM CORP (KR)
International Classes:
G05B19/05; G05B23/02; F21Y115/10
Domestic Patent References:
| WO2017051345A1 | 2017-03-30 |
Foreign References:
| US20070238343A1 | 2007-10-11 | |||
| US20110189886A1 | 2011-08-04 | |||
| KR20190091931A | 2019-08-07 | |||
| JP2011035664A | 2011-02-17 | |||
| KR102214702B1 | 2021-02-09 |
Other References:
See also references of EP 4105744A4
Attorney, Agent or Firm:
BU, Young Bin (KR)
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