Edwards nEXT85 User Manual

Contents
Copyright noce.........................................................................................................2
Trademark credits...................................................................................................... 2
List of Figures............................................................................................................. 9
List of Tables............................................................................................................ 10
Safety and compliance 11
Denion of Warnings and Cauons................................................................................ 11
Safety symbols.................................................................................................................. 11
Overview of the nEXT85 12
Motor controller............................................................................................................... 13
Operaonal features.........................................................................................................13
Power limit seng................................................................................................. 14
Standby speed....................................................................................................... 14
Timer......................................................................................................................14
Analogue output.................................................................................................... 14
Automac vent opons......................................................................................... 15
Normal speed seng.............................................................................................15
Electronic braking.................................................................................................. 15
Logic interface.................................................................................................................. 16
USB interface......................................................................................................... 16
Parallel control and monitoring............................................................................. 16
Serial control and monitoring................................................................................ 17
Serial control with parallel monitoring.................................................................. 17
Parallel control with serial monitoring or serial
conguraon.............................. 17
Motor controller conguraon (serial conguraon)........................................... 18
Install the nEXT85 19
Unpack and inspect.......................................................................................................... 19
Connect to the vacuum system........................................................................................ 20
Remove and replace the inlet screen.................................................................... 21
Mount the pump................................................................................................... 22
Backing port
connecon........................................................................................ 24
Interstage connecon............................................................................................ 25
Purge gas connecon........................................................................................................25
Recommended purge gas ow.............................................................................. 25
Connect the purge gas........................................................................................... 25
Electrical installaon of the nEXT85 ................................................................................ 25
Earth (ground)
connecons................................................................................... 26
TIC or TAG logic interface connecons.................................................................. 26
Connect the logic interface to control equipment.................................................26
Connect the parallel control and monitoring................................................................... 27
Connecon for serial control and monitoring.................................................................. 28
Connect the serial interface to the customer control equipment......................... 29
Serial enable.......................................................................................................... 31
Connecon for mixed parallel and serial operaon......................................................... 31
B8G0-00-880A - Contents
Page 5

Edwards nEXT85 Specifications

General

Brand	Edwards
Model	nEXT85
Category	Water Pump
Language	English