1700AS0001 TCS Spec.pdf
1700AS0001 TCS Spec.pdf
1700AS0001 TCS Spec.pdf
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5.3.3 Environmental Requirements<br />
5.3.3.1 NORMAL OPERATIONAL ENVIRONMENT<br />
Doc No. SALT<strong>1700AS0001</strong> Issue A<br />
<strong>TCS</strong> <strong>Spec</strong>ification<br />
The <strong>TCS</strong> shall meet all the requirements specified in this document when operated in the<br />
computer room and control room ambient condition defined in Table 4 below:<br />
Parameter Value Notes<br />
Minimum Temperature in SALT rooms<br />
below observing floor<br />
10ºC<br />
Maximum Temperature in SALT rooms 30ºC Excluding Mirror coating room, where<br />
below observing floor<br />
no active <strong>TCS</strong> equipment is located.<br />
Minimum Temperature in Telescope<br />
Chamber<br />
0ºC<br />
Maximum Temperature in Telescope<br />
Chamber<br />
20ºC<br />
Minimum Humidity 5%<br />
Maximum Humidity 97% Non-condensing<br />
Site altitude 1798m<br />
Table 4: <strong>TCS</strong> Normal Operating Environment<br />
5.3.3.2 SURVIVAL ENVIRONMENT<br />
The <strong>TCS</strong> shall survive when exposed to environment specified in Table 5 below (non-specified<br />
values as per 5.3.3.1).<br />
Parameter Value Notes<br />
Minimum Temperature 0ºC<br />
Maximum Temperature 40ºC<br />
Maximum Humidity 100% Occasional exposure to condensing<br />
conditions<br />
Table 5: SALT Survival Operating Environment<br />
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