FUNCTION REFERENCE

5 - 43

The time condition can be set in the softkey menu.

enter

triggers when the pattern becomes true.

exit

triggers when the pattern changes from true to false.

if>t1

triggers when the pattern is true and its duration exceeds a

 

specified time. The TRACK control is used to adjust time limit t1.

if<t2

triggers when the pattern condition exists for a time which is shorter

 

than t2. Triggering actually occurs when the pattern changes from

 

true to false in a time shorter than t2. The TRACK control is used

 

to adjust t2.

range

triggers when pattern remains true for a time longer than t1 and

 

shorter than t2. Triggering actually occurs when the pattern

 

changes from true to false within the specified time limits. The

 

TRACK control is used to adjust t1, and the control is used to

 

adjust t2.

Glitch

Refer to GLITCH TRIGGER function.

Key sequence:

 

edge tv

state

 

 

pattern

TRIG

TRIGGER

logic

glitch

 

 

 

 

CLOCK ch1 ch4 ch3 ch4

Toggle key to select the logic state for CH1, CH2, CH3 and CH4.

Softkey pair to select the trigger source

CH1 ... CH4 as clock input.

enter exit if>t1 if<t2

Softkey pair to select the additional trigger condition.

TRACK

Control to adjust the conditional time or the beginning of the range.

Δ

Control to adjust the end of the range.

ST6758

9303

Page 163
Image 163
Fluke PM3370B user manual Ift2, To adjust t2, Refer to Glitch Trigger function