Calibration Valves .............................................................................................. 4-20
Calibration Actions Screen ................................................................................ 4-21
Manually Starting a Zero Calibration .........................................................4-22
Manually Starting a Span Calibration ........................................................4-23
Manually Starting a Neutral Density Filter Verification ............................4-24
Neutral Density Filter Verification Diagnostic Chart .................................4-25
Relay Setup Screens ............................................................................................... 4-26
Current Output Setup Screens ......................................................................... 4-29
Setpoints ............................................................................................................ 4-31
Diagnostics Screen ............................................................................................ 4-33
System Settings Screen ..................................................................................... 4-34
The System Settings screen (Figure 4-31) allows the user to view
and/or setup analyzer system parameters. ....................................................... 4-34
Login/Set Passwords Screen .............................................................................. 4-35
Changing the Password ................................................................................4-37
Locking the Password ................................................................................... 4-37
Removing the Password ...............................................................................4-37
Backup/Restore Settings Screen ........................................................................ 4-38
Backing Up Analyzer Configuration Settings ............................................. 4-39
Restoring Analyzer Configuration Settings ................................................ 4-39
Ethernet Network Screen .................................................................................. 4-41
Customization Screen ........................................................................................ 4-44
Modbus Screen .................................................................................................. 4-46
CHAPTER 5 MAINTENANCE AND TROUBLESHOOTING............................................... 5-1
Safety Considerations ..................................................................................................... 5-1
Maintenance ..................................................................................................................... 5-3
Preventive Maintenance ..........................................................................................5-3
Analyzer Preventive Maintenance Schedule ....................................................... 5-4
Expo Technologies MiniPurge
®
System With eTimer (Optional) Preventive
Maintenance Schedule ......................................................................................... 5-6
Locating a Plug in the Sample System ................................................................ 5-7
Detecting a Plug in the Sample System .............................................................. 5-7
Changing Out Replaceable Parts ........................................................................... 5-8
Tools, Equipment, and Supplies Required for Maintenance ............................... 5-9
Measuring Cell Preventive Maintenance .......................................................... 5-11
Replacing the Xenon (UV) Flash Lamp Assembly ............................................ 5-19
Replacing the Infrared (IR) Source Assembly .................................................... 5-23
Troubleshooting and Diagnostics ............................................................................... 5-26
Alarm Conditions and Corrective Action ........................................................... 5-27
Analyzer Reset ........................................................................................................ 5-31
vi | IPS-4 Dual Bench (UV / IR) Analyzer