Related Manuals for Edwards AIGX-D-NW25
Summary of Contents for Edwards AIGX-D-NW25
- Page 1 D048-60-880 Issue E Original Instruction Manual Active Ion Gauge Item Description Number AIGX - D - NW25 D048-60-000 AIGX - D - DN16CF D048-61-000 AIGX - D - DN40CF D048-02-000...
- Page 2 Declaration of Conformity Edwards Limited, Crawley Business Quarter, Manor Royal, Crawley, West Sussex, RH10 9LW, UK declare under our sole responsibility, as manufacturer and person within the EU authorised to assemble the technical file, that the product(s) Active Ion Gauge...
-
Page 3: Table Of Contents
Introduction ......................19 Spares ........................19 Accessories ....................... 19 For return of equipment, complete the HS Forms at the end of this manual. © Edwards Limited 2013. All rights reserved. Page i Edwards and the Edwards logo are trademarks of Edwards Limited. - Page 4 LED Status ........................ 13 Fault Finding Guide .....................15 Associated publications Publication title Publication number Vacuum pump and vacuum system safety P300-20-000 Page ii © Edwards Limited 2013. All rights reserved. Edwards and the Edwards logo are trademarks of Edwards Limited.
-
Page 5: Introduction
Introduction Scope and definitions This manual provides installation, operation and maintenance instructions for the Edwards Active Ion Gauge (AIGX). You must use the AIGX as specified in the manual. Read this manual before you install and operate the AIGX. Important safety information is highlighted as WARNING and CAUTION instructions;... -
Page 6: General View Of The Aigx
1, item 3) . This LED indicates the operating status of the gauge. Figure 1 - General View of the AIGX Electrical connector Status LED Filament select switch Vacuum flange Page 2 © Edwards Limited 2013. All rights reserved. Edwards and the Edwards logo are trademarks of Edwards Limited. -
Page 7: Technical Data
+14.5 V to +30 V d.c. Internal fuse 1 A (T) Maximum power consumption Operating Degas 14 W Electrical connector 9-way ‘D’ type male © Edwards Limited 2013. All rights reserved. Page 3 Edwards and the Edwards logo are trademarks of Edwards Limited. -
Page 8: Output Signal
Collector Tungsten Grid Tantalum Pt Clad Mo Filament Yttria coated iridium Body Stainless Steel Feedthrough Stainless Steel and UHV compatible, glass/ceramic Page 4 © Edwards Limited 2013. All rights reserved. Edwards and the Edwards logo are trademarks of Edwards Limited. -
Page 9: Dimensions
D048-60-880 Issue E Figure 2 - Dimensions © Edwards Limited 2013. All rights reserved. Page 5 Edwards and the Edwards logo are trademarks of Edwards Limited. - Page 10 D048-60-880 Issue E This page has been intentionally left blank. Page 6 © Edwards Limited 2013. All rights reserved. Edwards and the Edwards logo are trademarks of Edwards Limited.
-
Page 11: Installation
Connect a switch between pins 1 and 2 to enable and disable the gauge. Connect a switch between pins 6 and 2 to enable and disable the degas function. © Edwards Limited 2013. All rights reserved. Page 7 Edwards and the Edwards logo are trademarks of Edwards Limited. -
Page 12: Schematic Diagram Of Recommended Electrical Connections
Gauge enable switch Degas enable switch Emission current select switch View of AIGX connector VOLTAGE SUPPLY RELAY (VOLTMETER) SIGNAL VOLTAGE RELAY Page 8 © Edwards Limited 2013. All rights reserved. Edwards and the Edwards logo are trademarks of Edwards Limited. -
Page 13: Maximum Cable Length
2.5 V with long cables due to the voltage drop in the supply cable. You should ensure that the signal voltage measurement will operate correctly. © Edwards Limited 2013. All rights reserved. Page 9 Edwards and the Edwards logo are trademarks of Edwards Limited. - Page 14 D048-60-880 Issue E This page has been intentionally left blank. Page 10 © Edwards Limited 2013. All rights reserved. Edwards and the Edwards logo are trademarks of Edwards Limited.
-
Page 15: Operation
For other gases, the indicated pressure has to be multiplied by a gas calibration factor (GCF). Table 3 lists the gas calibration factor for most commonly used gases. © Edwards Limited 2013. All rights reserved. Page 11 Edwards and the Edwards logo are trademarks of Edwards Limited. -
Page 16: Emission Current Selection
You can monitor the emission status at pin 9. When the emissions are off, the open collector transistor is off. When the emissions are on, the open collector transistor is on. Page 12 © Edwards Limited 2013. All rights reserved. Edwards and the Edwards logo are trademarks of Edwards Limited. -
Page 17: Degas The Aigx
Power on, gauge disabled Green/Amber (alternating) Emissions start-up Green Emission on Green (slow flashing) Degas on Red (flashing) Emission error Over-pressure trip © Edwards Limited 2013. All rights reserved. Page 13 Edwards and the Edwards logo are trademarks of Edwards Limited. -
Page 18: Bakeout
Ensure that the tube has cooled down before refitting the electronics housing. Figure 5 - Separate the Electronics Housing from the Body Tube Electronics housing Body tube assembly Fixing screws Locating lugs Page 14 © Edwards Limited 2013. All rights reserved. Edwards and the Edwards logo are trademarks of Edwards Limited. -
Page 19: Maintenance
If you suspect that the internal fuse has blown, you should check that the voltage and polarity of the electrical supply are correct before replacing the fuse. To replace the fuse refer to Figure 6 and use the following procedure: © Edwards Limited 2013. All rights reserved. Page 15 Edwards and the Edwards logo are trademarks of Edwards Limited. -
Page 20: Calibration Service
Fuse holder Shrouded earth socket Calibration service A calibration service is available for all Edwards gauges. Calibration is by comparison with reference gauges, traceable to National Standards. Contact Edwards for details. Page 16 © Edwards Limited 2013. All rights reserved. -
Page 21: Storage And Disposal
Equipment, 2002/96/EC. From August 2005, Edwards will offer European customers a recycling service for the AIGX/ cables at the end of the product’s life. Contact Edwards for advice on how to return the AIGX/cables for recycling. © Edwards Limited 2013. All rights reserved. - Page 22 D048-60-880 Issue E This page has been intentionally left blank. Page 18 © Edwards Limited 2013. All rights reserved. Edwards and the Edwards logo are trademarks of Edwards Limited.
-
Page 23: Spares And Accessories
The majority of these centres employ Service Engineers who have undergone comprehensive Edwards training courses. Order spare parts and accessories from your nearest Edwards company or distributor. When ordering, please state for each part required: Model and Item Number of your equipment ... - Page 24 D048-60-880 Issue E This page has been intentionally left blank. Page 20 © Edwards Limited 2013. All rights reserved. Edwards and the Edwards logo are trademarks of Edwards Limited.
Need help?
Do you have a question about the AIGX-D-NW25 and is the answer not in the manual?
Questions and answers