Welch Allyn Connectivity Server - User Manual - Manual (Page 51)

Directions for Use Configure the WACS HL7 Interface option 47
<Thu Jan 29 13:04:02 2009> HL7# HL7Log Initiator received message:
MSH|^~\&|||WAP^WAP||20090129130401.253-0800||ACK^R01|2009012913040125414|P|2.4
MSA|AA|2009012913040125414