Fluke 750SW, Руководство пользователя

Страница: 108 / 226

DPCTrack2
Users Manual
15-8
Test Setup
•
# of Set Points - Choice of One or Two.
•
Input Type - The list of Signal Types is available for selection. This is the
engineering unit used to drive the switch to its Set or Reset State
•
Resolution - Select up to eight decimal places (0.00000001)
•
Trip Function
o
Trip Continuity
o
Trip DCV
o
Trip ACV
•
Step Size – To set the increment used with the up/down arrow keys on the DPC unit
during a manual switch test execution.
•
Set Point +/- - Used to determine the Spec Limits for each Set Point
•
Has Reset Point – Checked, there will be “Deadband” fields
•
Deadband Min & Deadband Max – The deadband is the range through which an
input can be changed without causing an observable response; these fields represent
the Low and High pass/fail limits for the deadband, which is found when the Reset
Point is detected
Set Point Settings – For each Set Point the user must configure the following settings.
Each setting corresponds to a similar or equivalent setting:
•
Direction
o
Low – Set Point trips on a decreasing signal
o
High – Set Point trips on an increasing signal
•
Set Point – the target Set Point value
•
Set State
o
For Trip Continuity:
 Short – Set Point trips when the circuit is closed
 Open – Set Point trips when the circuit is opened
o
For Trip DCV or ACV
 Low – Set Point trips at a low voltage reading
 High – Set Point trips at a high voltage reading
•
Set Point Range and Deadband Range – These read-only fields help the user by
displaying the acceptable Set Point and Reset Point values for passing the test,
assuming the Set Point is found to match the target set point exactly.
15.2.2.2 # Cal Points
The number of rows in the grid is determined by the number of test points you enter into
the # of Cal Pts field. You can enter a maximum of 999 calibration points for each group.
You can increase the number of calibration points and they will be added to the end of
the list. If you decrease the number of calibration points you will receive a warning upon
tabbing off the field alerting the user that data will be lost. If you select “Yes” at the
warning the points will be deleted from the bottom level(s). To add an additional
calibration point in a specific placement, click any where on the grid below where you
Shop for Fluke products online at:
1.877.766.5412
www.
MyFlukeStore
.com