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Operation
48
GA 09.033/6.02 – (2011-07) –
©
Oerlikon Leybold Vacuum
Turning the gauge on/off
Only for PTR 225 cold cathode gauge and
ITR 100 ionization vacuum gauge.
Activating/deactivating the high vacuum measurement
circuit (
→
also
32).
Value
Ö
High vacuum meas-
urement circuit acti-
vated
Ö
High vacuum meas-
urement circuit de-
activated
Display resolution (digits)
Display resolution of measured values.
Value
Ö
Display
•
rounded to one
decimal digit
•
or two integrals
Ö
Display
•
rounded to two
decimal digits
•
or three inte-
grals
When the PrE (
→
50) is ON and the pressure is in the
range p<1.0E-4 mbar the display resolution of the TTR
transmitters is reduced by one decimal digit.