EIA 274 : 1979

Superseded

View Superseded by

INTERCHANGEABLE VARIABLE BLOCK DATA FORMAT FOR POSITIONING, CONTOURING, AND CONTOURING/POSITIONING, NUMERICALLY CONTROLLED MACHINES

Superseded date

12-14-2019

Published date

01-12-2013

Publisher

Government Electronics & Information Technology Association

FOREWORD
1. SCOPE
2. WORDS
3. BLOCKS
4. ADDRESSES
5. FORMAT
6. CIRCULAR INTERPOLATION (2-dimensional)
7. CIRCULAR INTERPOLATION (3-dimensional)
8. PARABOLIC INTERPOLATION
9. THREAD CUTTING
10. DWELL PROGRAMMING
APPENDIX A - FORMAT CLASSIFICATION
APPENDIX B - PREPARATORY AND MISCELLANEOUS FUNCTIONS
APPENDIX C - APPLICATION NOTES
APPENDIX D - SECONDARY MISCELLANEOUS FUNCTION
ASSIGNMENTS FOR DRAFTING MACHINES
RELATED EIA STANDARDS

Aims to serve as a guide in the coordination of system design, to minimize the variety of program manuscripts required, to promote uniformity of programming techniques, and to foster interchangeability of input data between numerically controlled machines of the same classification by type, process function, size, and accuracy.

DocumentType	Standard
PublisherName	Government Electronics & Information Technology Association
Status	Superseded
SupersededBy	RS274D : 1979(S2015)

EIA 494 : B2015 STABILIZED	32 BIT BINARY CL (BCL) AND 7 BIT ASCII CL (ACL) EXCHANGE INPUT FORMAT FOR NUMERICALLY CONTROLLED MACHINES
EIA 484 : A2015 STABILIZED	ELECTRICAL AND MECHANICAL INTERFACE CHARACTERISTICS AND LINE CONTROL PROTOCOL USING COMMUNICATION CONTROL CHARACTERS FOR SERIAL DATA LINK BETWEEN A DIRECT NUMERICAL CONTROL SYSTEM AND NUMERICAL CONTROL EQUIPMENT EMPLOYING ASYNCHRONOUS FULL DUPLEX TRANSMISSION
EIA 441 : 2015 STABILIZED	OPERATOR INTERFACE FUNCTIONS OF NUMERICAL CONTROLS
A-A-59393 Base Document:2000	MILLING MACHINE, VERTICAL MULTISPINDLE, DOUBLE COLUMN, COMPUTER NUMERICAL CONTROL (CNC)
MIL-W-80119 Revision B:1971	WELDING SYSTEMS, ELECTRON BEAM, VACUUM TYPE, COMPUTER NUMERICALLY CONTROLLED (CNC)
EIA 491 : 82(R1992)	INTERFACE BETWEEN A NUMERICAL CONTROL UNIT AND PERIPHERAL EQUIPMENT EMPLOYING ASYNCHRONOUS BINARY DATA INTERCHANGE OVER CIRCUITS HAVING EIA-423-A ELECTRICAL CHARACTERISTICS
MIL-M-80255 Revision B:1990	MACHINING CENTERS, VERTICAL, SINGLE SPINDLE, COMPUTER NUMERICAL CONTROL (CNC)
MIL-P-80054 Revision D:1988	PUNCHING MACHINE, METAL, TURRET TYPE, NUMERICALLY CONTROLLED
MIL-P-80172 Revision C:1988	PUNCHING MACHINE, METAL SINGLE END TYPE, NUMERICALLY CONTROLLED
EIA 267C : C2015 STABILIZED	AXIS AND MOTION NOMENCLATURE FOR NUMERICALLY CONTROLLED MACHINES

EIA 267C : C2015 STABILIZED	AXIS AND MOTION NOMENCLATURE FOR NUMERICALLY CONTROLLED MACHINES
EIA 431 : 1976	ELECTRICAL INTERFACE BETWEEN NUMERICAL CONTROL AND MACHINE TOOLS
EIA 441 : 2015 STABILIZED	OPERATOR INTERFACE FUNCTIONS OF NUMERICAL CONTROLS
EIA 358 : C2015 STABILIZED	AMERICAN NATIONAL STANDARD CODE FOR INFORMATION INTERCHANGE FOR NUMERICAL MACHINE CONTROL
EIA 408 : 2015 STABILIZED	INTERFACE BETWEEN NUMERICAL CONTROL EQUIPMENT AND DATA TERMINAL EQUIPMENT EMPLOYING PARALLEL BINARY DATA INTERCHANGE