© Edwards Limited 2012. All rights reserved. Page i
Edwards and the Edwards logo are trademarks of Edwards Limited.
Contents
A735-01-860 Issue A
Contents
Section Page
1 Introduction ........................................................................................1
1.1 Scope of this manual.................................................................................................... 1
1.2 Description................................................................................................................ 1
2 Technical data .....................................................................................3
2.1 Logic interface........................................................................................................... 3
3 Connection for serial control and monitoring.................................................5
3.1 Serial connection ........................................................................................................ 5
3.2 Serial enable ............................................................................................................. 6
3.3 Serial protocol ........................................................................................................... 6
3.4 Message structure ....................................................................................................... 7
3.5 Command set............................................................................................................. 7
3.6 Operating the nXDS pump............................................................................................. 12
3.6.1 Start the pump.......................................................................................................... 12
3.6.2 Standby speed........................................................................................................... 12
3.6.3 Stop the pump .......................................................................................................... 12
3.7 Multi-drop operation................................................................................................... 13
3.7.1 Assigning a multi-drop address ....................................................................................... 14
3.8 Mixed parallel and serial operation.................................................................................. 15
3.9 Decoding status words................................................................................................. 16
3.9.1 Decoding system status word......................................................................................... 16
3.9.2 Decoding service status word......................................................................................... 19
For return of equipment, complete the HS Forms at the end of this manual.
gea/0207/06/12