Appendix B DIGITAL INTERFACE SENTENCES FOR INLAND AIS
United Kingdom
B.1
Input sentences
The serial digital interface of the AIS is supported by existing IEC 61162 sentences. The detailed descriptions for the digital interface sentences are found in IEC 61162.
In addition the following digital interface sentences are defined for Inland AIS mobile station.
B.2
Inland waterway static ship data
This sentence is used to change settings, which are not covered by SSD and VSD.
$PIWWSSD,cccccccc,xxxx,x.x,x.x,x,x,x,x.x,x.x,x.x,x.x*hh<CR><LF>
field 1 2 3 4 5 6 7 8 9 10 11
| Field | Format | Description |
|---|---|---|
| 1 | cccccccc | ENI number |
| 2 | xxxx | inland vessel type according to APPENDIX C |
| 3 | x.x | length of vessel 0 to 800,0 metre |
| 4 | x.x | beam of vessel 0 to 100,0 metre |
| 5 | x | quality of speed information 1 = high or 0 = low |
| 6 | x | quality of course information 1 = high or 0 = low |
| 7 | x | quality of heading information 1 = high or 0 = low |
| 8 | x.x | B value for internal reference position (distance reference point to stern) |
| 9 | x.x | C value for internal reference position (distance reference point to port side) |
| 10 | x.x | B value for external reference position (distance reference point to stern) |
| 11 | x.x | C value for external reference position (distance reference point to port side) |
B.3
Inland waterway voyage data
This sentence is used to enter inland navigation voyage vessel data into an Inland AIS mobile station. For setting the inland voyage related data the sentence $PIWWIVD with the following content is used
$PIWWIVD,x,x,x,x.x,x.x,x,xxx,xxxx,xxx,x.x,x.x,x.x,x.x*hh<CR><LF>
field 1 2 3 4 5 6 7 8 9 10 11 12 13
| Field | Format | Description |
|---|---|---|
| 1 | x | See Recommendation ITU-R M.1371 Msg 23 reporting interval settings, default setting: 0 |
| 2 | x | number of blue cones: 0-3, 4 = B-Flag, 5 = default = unknown |
| 3 | x | 0 = not available = default, 1 = loaded, 2 = unloaded, rest not used |
| 4 | x.x | static draught of vessel 0 to 20,00 metres, 0 = unknown = default, rest not used |
| 5 | x.x | air draught of vessel 0 to 40,00 metres, 0 = unknown = default, rest not used |
| 6 | x | number of assisting tugboats 0-6, 7 = default = unknown, rest not used |
| 7 | xxx | number of crew members on board 0 to 254, 255 = unknown = default, rest not |
| 8 | xxxx | number of passengers on board 0 to 8 190, 8 191 = unknown = default, rest not used |
| 9 | xxx | number of shipboard personnel on board 0 to 254, 255 = unknown = default, rest not used |
| 10 | x.x | Convoy extension to bow in (metre.decimetre = resolution in dm) |
| 11 | x.x | Convoy extension to stern in (metre.decimetre = resolution in dm) |
| 12 | x.x | Convoy extension to port side in (metre.decimetre = resolution in dm) |
| 13 | x.x | Convoy extension to starboard side in (metre.decimetre = resolution in dm) |
In case of null fields the corresponding configuration setting shall not be changed.