INFICON PGD400 Pirani Gauge Display - Manual (Page 19)

tinb14e1 (2009-07) 19
4.2 Turning the PGD400 On and Off
Make sure the PGD400 is correctly installed and the specifica-
tions in the Technical Data are met.
Turning the PGD400 on
The power switch is on the rear of
the unit.
Turn the PGD400 on with the
power switch (or centrally, via a
switched power distributor, if the
unit is incorporated in a rack).
After power on, the PGD400 …
• automatically performs a self-test
• displays the firmware version F-1.01 for 3 s
• identifies if a gauge is connected
• activates the parameters that were in effect before the last
power off
• switches to the Measurement mode
Turning the PGD400 off
Turn the PGD400 off with the power switch (or centrally, via a
switched power distributor, if the unit is incorporated in a rack).
Wait at least 10 s before turning the PGD400 on again in
order for it to correctly initialize itself.