INFICON Cool Drawer Single Sensor - Manual (Page 23)

1 - 13
PN
07
4-
60
9-
P1
A
Cool Drawer Single and Dual Sensors Operating Manual
1.6.2 Installation Requirements
Feedthrough . . . . . . . . . . . . . . . . . . . INFICON provided CF40 feedthrough or
2.54 cm (1 in.) bolt feedthrough
Other . . . . . . . . . . . . . . . . . . . . . . . . XIU or oscillator to match specific
controller/monitor
Solenoid Valve for air
PN 750-420-G1 (see
section 3.1 on page
3-1 )
Water Flow Rate. . . . . . . . . . . . . . . . Minimum 150 to 200 cm
3
/min,
30°C maximum
Water Quality . . . . . . . . . . . . . . . . . . Coolant should not contain chlorides as
stress corrosion cracking may occur.
Extremely dirty water may result in loss of
cooling capacity.
CAUTION
Do not allow water tubes to freeze. This may happen if the
tubes pass through a cryogenic shroud and the flow of
fluid is interrupted.
Air . . . . . . . . . . . . . . . . . . . . . . . . . . . 55 PSIG {70 PSIA} (3.8 bar)
[379 kPa](minimum)
60 PSIG {75 PSIA} (4.1 bar)
[414 kPa](maximum)
WARNING
Do not exceed 100 PSIG (115 PSIA) (6.9 bar) [689 kPa].
Connection to excessive pressure may result in personal
injury or equipment damage.
1.6.3 Materials
Body and Drawer . . . . . . . . . . . . . . . Stainless steel, gold plated Cool Drawer
Springs, Electrical Contacts . . . . . . . Au plated Be-Ni
Water and conduit tubes. . . . . . . . . . 304 stainless steel
Wire . . . . . . . . . . . . . . . . . . . . . . . . . Silicon insulated copper
Braze . . . . . . . . . . . . . . . . . . . . . . . . Vacuum process high temperature Ni-In