The FHS segment is used to head a file (group of batches) as defined in Section 2.10.3, "HL7 batch protocol".
14
C.LenElement
11-STR1-00067FHS-1File Field Separator
24..5-STR1-00068FHS-2File Encoding Characters
3--HDO1-00069FHS-3File Sending Application
4--HDO1-00070FHS-4File Sending Facility
5--HDO1-00071FHS-5File Receiving Application
6--HDO1-00072FHS-6File Receiving Facility
7--DTMO1-00073FHS-7File Creation Date/Time
8-40=STO1-00074FHS-8File Security
9-20=STO1-00075FHS-9File Name/ID
10-80#STO1-00076FHS-10File Header Comment
11-20=STO1-00077FHS-11File Control ID
12-20=STO1-00078FHS-12Reference File Control ID
13--HDO1-02269FHS-13File Sending Network Address
14--HDO1-02270FHS-14File Receiving Network Address