5 replacing the sensor – INFICON HPG400 ATM to High-Vacuum Gauge User Manual
Page 42
Advertising
42
tina31e1 (2004-05) HPG400 v1.om
Replacement is necessary, when
• the sensor is severely contaminated.
• the sensor is mechanically deformed.
• the sensor is faulty, e.g. filament of hot cathode broken (→ 40).
• the sensor is faulty, e.g. Pirani element broken (→ 40).
• Allen key, size 2.5 mm
• Spare sensor (→ 43)
Deinstall the gauge (
→ 36).
Deinstall the electronics unit from the faulty sensor and mount it to the new
sensor (
→ 15).
Adjust the calibration setting of the hot cathode (
→ 39).
Adjust the gauge (
→ 37).
The new sensor is now installed.
6.5 Replacing the Sensor
Required tools / material
Procedure
Advertising