User manual

OceanWorks International
120 – 6741 Cariboo Road
Burnaby, BC V3N 4A3
Canada
www.oceanworks.com
Document Number: 0848-RPT002 Subsea System User Manual
Author: Graham Cunliffe Page 26 of 27 Revision 1.0
A.7. Message Data
The message data consists of a single message field, represented by the following data:
Message status is described is described below:
The Message Exists (Msg. Exists) bit is turned on when a message is required to be
returned in the UDP stream (VENUS NODE.) If no message data is required (NEPTUNE
and VENUS SIIM) then this it is zero.
The Message Error (Msg. Error) is set if there was an error in reading the message that is
stored in the message text.
A.8. UDP Data Stream Object
udpBreakerObject
Type Name Size Offset
unsigned short status 2 0
short peakCurrent 2 2
short current 2 4
short overCurrentLimit 2 6
short overCurrentTimeout 2 8
short voltage 2 10
short voltageLowLimit 2 12
short voltageHighLimit 2 14
short groundFault 2 16
short groundFaultLowLimit 2 18
short groundFaultHighLimit 2 20
Total Size of UDP Breaker Object
22
0 1 2 3 4 5 6 7
unused unused unused unused unused unused Msg
Error
Msg
Exists
Status
Unsigned integer
1 byte
Message
Text
Character array
63 byte
s