SPIRE Design Description - Research Services
SPIRE Design Description - Research Services
SPIRE Design Description - Research Services
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Draft <strong>SPIRE</strong> <strong>Design</strong> <strong>Description</strong> Document<br />
(ii) they have mechanical supports for the free runs from the detectors down to the <strong>SPIRE</strong> optical bench<br />
and for the free run from the FPU to the JFET boxes;<br />
(iii) the length is minimised as far as it practical;<br />
(iv) the supporting structure is as rigid as is practical.<br />
The harnesses that are contained within the FPU are shown in Figure 4-52 while the harnesses that run from<br />
the FPU to the warm electronics is shown in Figure 4-53.<br />
Note:<br />
J1-J15 FPU connectors<br />
are baselined as being<br />
replaced with cable to<br />
wall feedthrough via<br />
two interface plates.<br />
HERSCHEL<br />
<strong>SPIRE</strong><br />
FPU<br />
INTER-SUBSYSTEM<br />
HARNESS<br />
JD<br />
28/3/01<br />
Photometer Spectrometer<br />
HS Sorption<br />
Cooler<br />
HS Spect.Stim. J1<br />
HS BSM +<br />
Phot. Stim.<br />
HS<br />
SMEC<br />
HS FPU<br />
HS Shutter<br />
SLW BDA<br />
SSW BDA<br />
PLW BDA<br />
PMW BDA<br />
PSW BDA<br />
110<br />
J1<br />
J1<br />
J2<br />
J1<br />
J2<br />
J1<br />
J2<br />
J3<br />
J4<br />
F16<br />
F17<br />
F18<br />
F19<br />
F21<br />
F23<br />
F24<br />
F20<br />
F25<br />
F22<br />
F26<br />
F27<br />
Figure 4-52 – <strong>SPIRE</strong> harnessing inside FPU.<br />
J1<br />
J2<br />
J1<br />
J2<br />
J1<br />
J2 J1<br />
J1<br />
J2<br />
J1<br />
J2<br />
J1<br />
J2<br />
F15<br />
F13<br />
F11<br />
F9<br />
F7<br />
F5<br />
F3<br />
F1<br />
FA<br />
FB<br />
FC<br />
FD<br />
FE<br />
FF<br />
F14<br />
F12<br />
F10<br />
F8<br />
F6<br />
F4<br />
F2<br />
J15<br />
J14<br />
J13<br />
J12<br />
J11<br />
J10<br />
J9<br />
J8<br />
J7<br />
J6<br />
J5<br />
J4<br />
J3<br />
J2<br />
J1