APPENDIX E. COMMUNICATIONS
HF-2500A HIGH FREQUENCY WELD CONTROL
E-4 990-371
Section II. Communications Protocol and Commands
Command Format
#ID KEYWORD parameters <crlf><lf>
UNIT IDENTIFICATION: #ID (ID is any number from “00” to “30”, must be a two digit number).
COMMAND KEYWORDS: BOLD.
VARIABLE: italics.
REQUIRED PARAMETERS: {enclosed in braces} (one required and only one parameter allowed).
CHOICE OF PARAMETERS: separated by vertical bar "|" indicates one OR another of choices
presented.
REQUIRED/OPTIONAL PARAMETERS: [enclosed in brackets] (one or more allowed, used in the
SET parameter)(zero allowed in the READ parameter).
RANGE OF PARAMETERS: low_end - high_end (separated by hyphen).
END OF PARAMETER TERMINATOR: <crlf> (carriage return followed by linefeed).
TERMINATION OF COMMAND: <lf> (linefeed - must be preceded by the end of line terminator
<crlf>).
Each unit identifier, command keyword, and parameters must be separated by one or more spaces except
the termination of command <lf> must follow the end of parameter terminator<crlf> immediately. I. E.
“<crlf><lf>”
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