Siemens ST750 - Gemini in Large Outer Case; Figure 19 - Gemini in an 11 Swing Frame

ST750 GENERAL HANDBOOK
667/HB/33750/000 Page 55 Issue 6
Warning!
When fitting a Gemini
2
in the ST750 Detector Mounting Bracket
Assembly care must be taken to ensure that the internal lead acid
battery terminals point UPWARDS to prevent leakage. This will
require the battery to be re-moved and re-fitted BEFORE installation
as when supplied from the factory the battery will be fitted in the
opposite orientation. Refer to 667/HB/32600/000 for full details.
If more than four Detector PCBs are required then an 11” Swing Frames will have to
be fitted to accommodate the Detector PCBs along with the Gemini
2
. Refer to Figure
19.
Figure 19 - Gemini in an 11" Swing Frame
Warning!
When fitting a Gemini
2
unit in a swing frame care must be taken to
ensure that the internal lead acid battery terminals point UPWARDS
to prevent leakage. With a Gemini
2
orientated as In Figure 19 it will
be necessary to invert the battery BEFORE installation. Refer to
667/HB/32600/000 for full details.
4.10.2 Gemini in Large Outer Case
The Large Outer Case requires the fitting of a 19” Swing Frame. With reference to
Figure 20, the Gemini unit and any detectors should be mounted in the 19” Rack
Assembly.
Note
The Detector swing frame supported in the ST750 is a different part
(667/1/33770/000) to that supported in the ST700.
The detector mounting frame 667/1/27854, as used in the ST700 is
NOT supported in the ST750