East Tester ET1090 User Manual page 13

Benchtop digital bridge
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Fig.4-4
(2) Comparator switch
Method one:
In the Interface of Measurement Display, move the cursor to the comparator through the left and
right direction keys , and then turn on / off the comparator through the up and down direction
keys.
Method Two:
In the Comparator Setting interface, move the cursor to the comparator via the up and down
direction keys, and turn on / off the comparator through the left and right direction keys.
(3) Tolerance Selection
Method one:
Step 1: Turn on the instrument to enter the interface of measurement display, press the
key to enter the Interface of Measurement Setting with the interface as shown in Fig.4-5.
Step 2: Use the direction key to move the cursor to the upper and lower limits of the set gear and
press the
key to switch to the next tolerance value (1%, 5%, 10%, 20%) as shown in
Fig.4-6
Fig.4-5
Fig.4-6
Method Two:
Step one: the same as method one
Step two: move the cursor to the tolerance through the left and right direction keys, short press the
key to enter the custom tolerance interface (-50.00% ~ +50%, resolution 0.01%). The
setting method can refer to the custom setting of frequency.
(4) Sorting mechanism
P1, P2 and P3 are used to indicate whether the main parameter is qualified or not. If it is not
qualified, then OUT flag will be displayed on the Interface of Measurement Display (in the case of
turning on the comparator); then the sorting is completed. If it is qualified, P1~P3 will be
displayed 1/2/3 in the measurement display, and continue to execute secondary parameter
comparison. If the secondary parameter is set, and the secondary parameter is not in the range, it
will be displayed AUX.
AUX is used to indicate whether the secondary parameter is qualified or not. If the primary
parameter is qualified, then unqualified secondary parameter will be displayed on the AUX
display.
11

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