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Mini-Convectron
®
Module with DeviceNet
®
Digital Interface
Table of Contents
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15
Introdution . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
Grounding . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
Installation Precautions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
Compression Mount . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
1/8 NPT Mount . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
Other Mounts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
Trip Point Cable Installation . . . . . . . . . . . . . . . . . . . . . . . . . . 19
DeviceNet Digital Interface Installation . . . . . . . . . . . . . . . . . 20
Configuring Polled I/O Data Format . . . . . . . . . . . . . . . . . . . . 21
Trip Point Relays . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
Checking Module Status . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
or Air . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
Vacuum Adjustment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
Atmospheric Adjustment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
Using Input Polled I/O . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
Use with Gases other than N
or Air . . . . . . . . . . . . . . . . . . . . 26
Indicated versus True Pressure Curves . . . . . . . . . . . . . . . . . . 26
Example 1 – Maximum Safe Indicated Pressure . . . . . 27
Example 2 – Indicated To True Pressure Conversion . 27
Example 3 – True To Indicated Pressure Conversion . 27
Example 4 – True To Indicated Pressure Conversion . 27
Vacuum Gauge Module Process Chamber Baking . . . . . . . . . 31
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33
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33
Troubleshooting Procedures . . . . . . . . . . . . . . . . . . . . . . . . . . 33
Status Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34
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37
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37
Mini-Convectron Gauge Tube Cleaning . . . . . . . . . . . . . . . . . 37
Mini-Convectron Gauge Tube Test and Replacement . . . . . . . 40
Figures
Figure 3-1 Dimensions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
6
Figure 3-2 275 Mini-Convectron Vacuum Gauge
Module End Plate . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
9
Figure 3-3 Process Control Connector Pin Assignments . . . . . . . . . . . 10
Figure 3-4 Communications Connector Pin Assignment . . . . . . . . . . 10
Figure 3-5 Gauge Tube Schematic . . . . . . . . . . . . . . . . . . . . . . . . . . 13
Figure 4-1 275 Mini-Convectron Vacuum Gauge Module
Installation (DeviceNet Digital Interface) . . . . . . . . . . . . . 17
Figure 4-2 Gas Pressures, 1 x 10
to 1 Torr . . . . . . . . . . . . . . . . . . . 28
Figure 4-3 Gas Pressures, 1 x 10
to 1000 Torr, First Gas Set . . . . . . 29
Figure 4-4 Gas Pressures, 1 x 10
to 1000 Torr, Second Gas Set . . . 30
Figure 4-5 Module Removal for Baking the Process Chamber . . . . . . 32
Figure 6-1 Gauge Tube Removal from Module . . . . . . . . . . . . . . . . . 38
Figure 6-2 Adding and Draining Solvent . . . . . . . . . . . . . . . . . . . . . . 39
Figure 6-3 Mini-Convectron Gauge Tube Pin Identification . . . . . . . . 40
Summary of Contents for Mini-Convectron 275 Series
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