Argus Radar - SERIAL INTERFACE SPECIFICATIONS
988-10187-004 2.5
NOTE 4
This field supports up to 60 valid characters. Under certain conditions, this
field may support up to a maximum of 62 valid characters: 1) When the
message can be transmitted using a single sentence, the sequential
message identifier field is set to null allowing an additional valid character in
this encapsulated field. 2) When the AIS channel field is set to null an
additional valid character is allowed in this encapsulated field. 3) The
maximum number of 62 valid characters is only possible when the conditions
allow both the sequential message identifier and AIS channel fields is set to
null.
NOTE 5
This cannot be a null field. See “x4” in 7.3.3.