Fluke 87V MAX - Page 31

87V MAX
Users Manual
26
Table 6. Functions and Trigger Levels for Frequency Measurements
Function Range
Approximate
Trigger Level
Typical Application

6 V, 60 V,
600 V, 1000 V
±5 % of scale Most signals.

600 mV ±30 mV High-frequency 5 V logic signals. (The dc-coupling of the  function can
attenuate high-frequency logic signals, reducing their amplitude enough to
interfere with triggering.)
m

600 mV 40 mV Refer to the measurement tips given before this table.

6 V 1.7 V 5 V logic signals (TTL).

60 V 4 V Automotive switching signals.

600 V 40 V Refer to the measurement tips given before this table.

1000 V 100 V
R e  
Frequency counter characteristics are not available or specified for these functions.

All ranges ±5 % of scale AC current signals.
μA
600 μA, 6000 μA 30 μA , 300 μA Refer to the measurement tips given before this table.

60 mA, 400 mA 3.0 mA , 30 mA
A 6 A, 10 A 0.30 A, 3.0 A
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