Table of contents
1
Analyzer Overview........................................................................................................................................7
1.1
Introduction..............................................................................................................................7
1.2
Analyzer Specific Documents..................................................................................................8
1.3
Parts of the Maxum II...............................................................................................................8
1.4
Isothermal Oven.......................................................................................................................9
1.5
Switching and Sampling Valves.............................................................................................10
1.6
Operator Controls...................................................................................................................11
2
Electronic Compartment Component Descriptions and Maintenance Procedures.....................................13
2.1
Power Supplies......................................................................................................................13
2.1.1
Power System Module...........................................................................................................13
2.1.2
Replacement Procedure........................................................................................................15
2.2
Power Entry and Control Module...........................................................................................18
2.2.1
PECM Overview.....................................................................................................................18
2.2.2
Feature Additions...................................................................................................................19
2.2.3
PECM Functions....................................................................................................................20
2.2.3.1
AC Input and Distribution.......................................................................................................20
2.2.3.2
Oven Temperature Control....................................................................................................21
2.2.3.3
Communication and Power Distribution.................................................................................22
2.2.3.4
Onboard Solid State Relays...................................................................................................23
2.2.3.5
Oven Functions......................................................................................................................24
2.2.3.6
Electronic Enclosure Environment.........................................................................................26
2.2.4
Replacement Procedure........................................................................................................28
2.2.4.1
Troubleshooting.....................................................................................................................28
2.2.4.2
Removing The PECM............................................................................................................30
2.2.4.3
Installing The New PECM......................................................................................................31
2.3
System Controller Version 2.1 (SYSCON2.1)........................................................................32
2.3.1
Description.............................................................................................................................32
2.3.2
Mechanical.............................................................................................................................33
2.3.3
SYSCON2.1 Components......................................................................................................34
2.3.3.1
Communication and Control Board (CAC3)...........................................................................34
2.3.3.2
CAC3 Status Indicator LEDs..................................................................................................35
2.3.3.3
SIB.........................................................................................................................................36
2.3.3.4
Ethernet Port Expansion........................................................................................................44
2.3.4
Maintenance Overview...........................................................................................................48
2.3.5
Service Procedures................................................................................................................48
2.3.6
Replacing the Lithium Battery on the SYSCON Module Introduction....................................53
2.3.7
Procedure...............................................................................................................................53
2.4
Analog and Digital IO.............................................................................................................54
2.4.1
IO Card Common Features....................................................................................................55
2.4.2
Digital IO Card........................................................................................................................58
2.4.3
Analog IO Board.....................................................................................................................59
Maxum II Reference Manual
Manual, 7/2017, 2000596-001
3
