Part No. Designation Remarks
1 *) IR source with temperature sensor
2.1 Spacer For IR source, if optical lter available
2.2 **) Optical lter Depends on selected measuring range and measured
component
3 *) Chopper 2-channel
4 Chopper plate glued 2-channel with threaded rods and windows
5.1 O-Ring for analyzer chamber required for analyzer chamber lengths 20 mm and
more
5.2 Analyzer chamber Without o-Ring
Depends on selected measuring range and measured
component
6 Gas lter Depends on selected measuring range and measured
component
7.1,7.2 * **) Receiver chamber Depends on the selected measured component
*) Following replacement of this part, special work is required which can only be carried out by a Siemens certied service center
or by qualied, specially trained personnel, for example temperature compensation, basic electronic adjustment, 3-point
calibration with calibration gas etc.
**) Following replacement of this part, the water vapor cross-sensitivity must be checked.
13.7 UV module
Figure 13-19 UV module on mounting plate
Spare parts/accessories
13.7 UV module
ULTRAMAT 23
214 Equipment Manual, 04/2022, A5E37100388-012