Glossary - Siemens Maxum II Manual

Glossary

24V Power Supply
The primary power entry point for a Maxum II Modular Oven. The 24V Power Supply takes
either 115 VAC or 230VAC and converts to 24V DC for distribution within the analyzer.
Air Bath Oven
One of three primary types of oven available for the Maxum II. Heating of the oven is
accomplished by passing air over a heating element and into the oven. Available as a single
oven or it can be split into two independent oven compartments.
Air Treater
A device used to remove hydrocarbons from ambient plant air in order to provide clean
instrument air.
Airless Oven
One of three primary types of oven available for the Maxum II. Heating of the oven is
accomplished by radiation from heating elements imbedded in the oven walls.
APU (Automatic Purge Unit)
A device that is designed to supply power to the Maxum II only when the electronics enclosure
is properly purged.
ATEX
(from ATmospheres EXplosibles) A European directive that is intended to ensure the safe
operation of equipment in hazardous areas.
CIM (Control Interface Module)
An assembly in the door of the Maxum II (depending on configuration) that includes a
combination of control processor and color touchscreen display. In some configurations the
CIM processor is used primarily to control the touchscreen display. In other configurations the
CIM is the primary processor and memory for the analyzer (performing the functions of the
System Controller Module).
CSA (Canadian Standards Association)
A recognized testing lab applicable to hazardous locations within the United States and
Canada.
Explosion Protection Safety Standards
Manual, August 2017, A5E02220442001 Rev 8
63