Fluke 434-II/435-II/437-II
Users Manual
20-4
Tips and Hints.
To capture control signals it is essential to know their frequencies in advance. Consult the
Internet Website of your local energy supplier for information on what frequencies are
used for Mains Signaling in your area.
EN 50160 shows the ‘Meister_Kurve’ for the allowed 3 second average voltage V3s as a
function of frequency. Limits should be programmed accordingly.
0,1 1
1
10
10
100
Frequency in kHz
Voltage level in percent
Figure 20-1. Meister Kurve acc. to EN50160
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