Copyright 2013 Baker Hughes Company.
36 | DPI
620G Instruction Manual–English
Chapter
3.
Calibrator
3.5 Utility Options
For each function only one utility may be active at any time. Not all source and measure functions
have associated utilities.
For all utility options the
button resets the additional readings provided by the selected utility.
The utilities available are:
•
Max/Min/Avg
•
Leak Test (see Section
5.7)
•
Switch Test
•
Relief Valve Test
3.5.1 Max/Min/Avg
The
Max/Min/Avg utility is only available with measure functions.
When this utility is selected, the real-time minimum, maximum, and average values of the
measured signal is displayed in addition to the live measured reading.
Figure
3
-
13: Max/Min/Avg Example
3.5.2 Switch Test
The
Switch Test is available with measure or source functions.
The additional readings displayed show signal values (measure or source) when the instrument
detects a switch opening and closing. The difference between the two values is displayed as the
hysteresis value for the switch. This utility can be used with Ramp Automation, where the rising