Varian 947, Руководство по эксплуатации и обслуживанию

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Models 947, 948 and 960 Leak Detectors Operations and Service Manual
A-3
A.2 Glossary of Function Keys
A.3 Glossary of Input and Data Keys
The keys listed below start at the top of the keypad and continue from left to right.
SHIFT
Performs the red function on the key pressed after the SHIFT key.
LK RATE
E
Enters the E for exponential notation inputs such as reject set point.
[SHIFT]
LK RATE
E
Displays the current leak rate.
_
.
Enters a . (decimal point) for input values such as in rangestop.
[SHIFT]
_
.
Enters a - (minus sign) for negative input values such as in
rangestop.
CANCEL Erases an entry if a mistake is made.
All digits from 2
to 9 and zero.
Enters the digit pressed.
RAW DTA
1
Enters the digit 1.
SET
RNG ST
SHOW
Displays the value of the range stop, the lowest decade that the
leak detector will show on the bar graph.
[SHIFT]
SET
RNG ST
SHOW
Sets the value of the range stop, the lowest decade that the leak
detector will show on the bar graph. Enter -XX (the desired value),
followed by the SHIFT and the function key.
LOG
OUT V
LlN
Sets the analog leak rate output voltage on the rear panel to
Linear format.
[SHIFT]
LOG
OUT V
LlN
Sets the analog leak rate output voltage on the rear panel to
2 V / Decade Log format.
SET
GR XFR
SHOW
Displays the value of the Gross Leak Transfer Point.