M4-CYGMINI-TSR-M-ENG_Iss 1
Cygnus MINI ROV Operation Manual
Page 5 of 66
Difficulty obtaining a Reading ................................................ 48
If Readings are Erratic or Unstable ......................................... 48
The 3 Point Check ........................................................ 49
Care and Servicing ....................................................... 50
Cleaning the Gauge .............................................................. 50
Use of O-Rings .................................................................... 50
Data-link connector.............................................................. 50
Environmental ..................................................................... 51
Repairs .............................................................................. 51
Returning the Gauge for Servicing .......................................... 51
Information ................................................................. 52
Technical Specifications ........................................................ 52
Serial Data Format ....................................................... 53
Protocol ............................................................................. 53
Valid Thickness Measurement Packet Arrangement ................. 53
No Thickness Measurement Packet Arrangement .................... 53
Status-byte Structure ........................................................ 54
Data-bytes Arrangement .................................................... 54
Interpreting the Readings sent from the Gauge ..................... 55
Table of Sound Velocities ............................................. 56
Reading Conversions ......................................................... 57
Part Number & Accessories List ................................... 58
Software ............................................................................ 58
Underwater Probes with 1 Metre Lead ..................................... 58
Probe Spares and Membranes ................................................ 59
Knurled Rings ..................................................................... 60
Cables and Leads ................................................................. 60
Electronic Bodies Only .......................................................... 60
Miscellaneous Spares ........................................................... 60
Recycling and Disposal (EC Countries)......................... 62
Independent Cable Connection .................................... 63
ROV-Local Termination Connection .............................. 64