INFICON BPG400 ATM to Ultra-High Vacuum Gauge - Manual (Page 16)

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tina03e1-b (2004-02) BPG400 v1.om
With the optional extension ( → 52) the sensor can also be baked during opera-
tion at temperatures up to 150 °C (only at p<10 -2 mbar because at high tempera-
tures, the accuracy of the Pirani sensor decreases).
Caution
Caution: rising heat
The electronics unit of gauges that are installed vertically, above the
source of heat can be damaged through rising heat even with an in-
stalled extension.
123
Bakeout area
When installing the extension, make sure that the area around the con-
nector is accessible for the tools required for adjustment while the gauge
is mounted (
→ 44, 47).
When installing the gauge, allow for installing/deinstalling the connectors
and accommodation of cable loops.
If you are using a gauge with display, ensure easy reading of the display.
• Extension (→ 52)
• Allen key, size 2.5 mm
• Allen key, size 1.5 mm
Remove the electronics unit (2) ( → 14).
Slide the sensor (3) into the extension (6) to the mechanical stop (be careful
to correctly position the pins and notch (4)).
Secure the sensor with the hex socket set screws (7) using an Allen key,
size 1.5 mm.
6
7
3
4
4a
2
1
3.1.2 Installing the Optional
Extension
Bakeout area
Required tools / material
Procedure