Contents
1 Introduction .................................................................................................................................. 1
2 Specifications .............................................................................................................................. 2
2.1 Sensor Specifications ........................................................................................................... 2
2.1.1 Sound Velocity ................................................................................................................. 2
2.1.2 Conductivity ..................................................................................................................... 2
2.1.3 Pressure ........................................................................................................................... 2
2.1.4 Temperature .................................................................................................................... 2
2.2 Mechanical Specifications .................................................................................................... 3
2.2.1 Materials .......................................................................................................................... 3
2.2.2 Connectors ....................................................................................................................... 3
2.2.3 Dimensions ...................................................................................................................... 4
2.3 Performance Specifications .................................................................................................. 5
2.4 Sample Battery Life Calculations ......................................................................................... 6
2.4.1 Based on Memory ............................................................................................................ 6
2.4.2 Based on Batteries .......................................................................................................... 8
3 Installation ................................................................................................................................. 10
3.1 Communications With a PC................................................................................................ 10
3.2 Deploying the MIDAS SVX2 ............................................................................................... 10
3.2.1 Real Time Operation...................................................................................................... 10
3.2.2 Self Recording Operation .............................................................................................. 11
3.2.3 LED Flashing Sequence ................................................................................................ 11
3.2.4 Real Time Data Formats ............................................................................................... 11
3.3 Data Download ................................................................................................................... 12
4 Maintenance .............................................................................................................................. 13
4.1 Changing Batteries ............................................................................................................. 13
4.1.1 Removing the End Cap Safely ...................................................................................... 14
4.2 Seals ................................................................................................................................... 14
4.2.1 O-Rings .......................................................................................................................... 15
4.2.2 Anti-Extrusion Rings ...................................................................................................... 15
5 Wiring Information ..................................................................................................................... 16
5.1 Switch Plug ......................................................................................................................... 16
5.2 3m Y Lead (RS232) ............................................................................................................ 16
5.3 3m Switched Y Lead (RS485) ............................................................................................ 17
6 Frequently Asked Questions ..................................................................................................... 18
7 EU Declaration of Conformity - CE Marking ............................................................................. 21