Fluke ScopeMeter 125B - Page 191

CAT IV
CAT III
FREQUENCY (kHz)
1000
500
200
100
50
30
20
10
5
2
1
0.01 0.02 0.05 0.1 0.2 0.5
1 2
5 10 20 50 100 200
Industrial ScopeMeter®
Specifications
Safety
General................................................................ IEC 61010-1: Pollution Degree 2
Measurement ...................................................... IEC 61010-2-033: CAT IV 600 V / CAT III 750 V
Max. Input Voltage Input A and B
Direct on input or with leads ............................... 600 Vrms CAT IV for derating, see Figure 15.
With Banana-to BNC Adapter BB120 ................. 300 Vrms for derating, see Figure 16.
Max. Floating Voltage
from any terminal to ground ................................ 600 Vrms Cat IV, 750 Vrms up to 400 Hz
Maximum CAT IV input voltage vs. frequency
Max.
Input
VOLTAGE
(Vrms)
hpp050.ep
hpp049.eps
Figure 15. Max. Input Voltage vs. Frequency for BB120 Figure 16. Safe Handling: Max. Voltage Between Test
and STL120-IV Tool Reference and Earth Ground
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