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Description
The Envelope
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- 32
- posted:
- 5/4/2010
- language:
- English
- pages:
- 6
Document Sample
The Envelope
The Envelope comprises the following information:
UNA Segment Identifies the special characters used. It is required only
if characters other than the standard ones are used.
UNB Segment This identifies the character set used, the interchange
sender and receiver, the date and time that the
interchange was sent and whether or not the
interchange was a test.
UNZ Segment Marks the end of an interchange.
Contains a control total, the number of messages in the
interchange
A copy of each envelope segment follows:
Segment: UNA Service string advice
Position: 0010
Group:
Level: 0
Usage: Conditional
Max Use: 1
Notes: Identifies the special characters used. It is required only if characters other than
the standard ones are used.
Example: UNA:+.? '
Note that there is a space between the question mark and the apostrophe.
Data Element Summary
Data Component
Element Element Name
Attributes
Must Use 01 U001 Component element separator O an..1
Separator for individual component elements within a data element.
The standard is a colon. An entry is required if any other character is
used; otherwise a space may be left in this position.
Must Use 02 U002 Segment tag and data element separator O an..1
Separator of segment tag from first data element in the segment and of data
elements, or their grouped component elements, in a segment from each other.
The standard is a plus sign. An entry is required if any other character is
used; otherwise a space may be left in this position.
Must Use 03 U003 Decimal indicator O an..1
Indicator for a decimal place.
The standard is a full stop. An entry is required if any other character is
used; otherwise a space may be left in this position.
Must Use 04 U004 Release character O an..1
Character that precedes any of the component element characters appearing in
this segment to signify that the next single character is not to be interpreted a
syntax separator, terminator or release character.
The standard is a question mark. An entry is required if any other
character is used; otherwise a space may be left in this position.
Must Use 05 U005 Reserved for future use O an..1
A space must be left in this position.
Must Use 06 U006 Segment terminator O an..1
Terminator for a segment
The standard is an apostrophe. An entry is required if any other
character is used; otherwise a space may be left in this position.
Segment: UNB Interchange header
Position: 0010
Group:
Level: 0
Usage: Mandatory
Max Use: 1
Notes: This identifies the character set used, the interchange sender and receiver, the date
and time that the interchange was sent and whether or not the interchange was a
test.
Example: UNB+UNOB:2+AHF00000+HIC00000+990816:1546+00005++++++1'
Note that the presence of consecutive + data element separators is intended. The
UN/EDIFACT structure expects five data elements are between numbers 0020 and 0035.
These elements are not used in this system. The consecutive + indicators reflect these
null elements.
Data Element Summary
Data Component
Element Element Name
Attributes
Must Use S001 SYNTAX IDENTIFIER M
Identification of the agency controlling the syntax and indication of syntax
level.
This data element has two component elements, both of which must be
used.
Must Use 0001 Syntax identifier M a4
Coded identification of the agency controlling a syntax and syntax level used
in an interchange.
This component element has the fixed value UNOB.
UNOB UN/ECE level B
As defined in ISO 9735.
Standard UN/EDIFACT terminology.
Must Use 0002 Syntax version number M n1
Version number of the syntax identified in the syntax identifier (0001).
This component element has the fixed value 2.
2 Version 2
ISO 9735:1990.
Standard UN/EDIFACT terminology.
Must Use S002 INTERCHANGE SENDER M
Identification of the sender of the interchange.
This data element has just one component element.
Must Use 0004 Sender identification M an..35
Name or coded representation of the sender of a data interchange.
The interchange sender’s minor customer ID.
Must Use S003 INTERCHANGE RECIPIENT M
Identification of the recipient of the interchange.
This data element has just one component element.
Must Use 0010 Recipient identification M an..35
Name or coded representation of the recipient of a data interchange.
The interchange receiver’s minor customer ID.
Must Use S004 DATE/TIME OF PREPARATION M
Date/time of preparation of the interchange.
This data element has two component elements, both of which must be
used.
Must Use 0017 Date of preparation M n6
Local date when an interchange or a functional group was prepared.
Six digits must be entered in the format YYMMDD.
Must Use 0019 Time of preparation M n4
Local time of day when an interchange or a functional group was prepared.
Four digits must be entered in the format HHMM.
Must Use 0020 INTERCHANGE CONTROL REFERENCE M an..14
Unique reference assigned by the sender to an interchange.
The reference number which distinguishes this interchange from any
other. These numbers are usually allocated in sequence by the sender of
the interchange.
0035 TEST INDICATOR C n1
Indication that the interchange is a test.
This element may be omitted if the interchange is NOT a test. Otherwise
the value 1 should be used.
Segment: UNZ Interchange trailer
Position: 0040
Group:
Level: 0
Usage: Mandatory
Max Use: 1
Notes: Marks the end of an interchange.
Contains a control total, the number of messages in the interchange.
Example: UNZ+84+0005'
Data Element Summary
Data Component
Element Element Name
Attributes
Must Use 0036 INTERCHANGE CONTROL COUNT M n..6
Count either of the number of messages or, if used, of the number of functional
groups in an interchange.
The number of messages in the interchange.
Must Use 0020 INTERCHANGE CONTROL REFERENCE M an..14
Unique reference assigned by the sender to an interchange.
A repetition of the reference number allocated by the sender of the
interchange and included in the UNB segment of the interchange header.
