Environmental Variations - AEMC 205 User Manual

4.7

ENVIRONMENTAL VARIATIONS

Condition
of influence
Temperature
Humidity
Frequency
Position of the
conductor in the
jaws
(f≤400 Hz)
Adjacent
conductor
carrying a
current of 150 A
DC or RMS
Conductor
enclosed by the
clamp
Application of a
voltage of the
clamp
Peak factor (1)
Range of Measurement
influence
-4° to +131°F
(-20 to +55°C)
10% to 90%RH
10 Hz to 1 kHz
1 kHz to 3 kHz
10 Hz to 400 Hz
400 Hz to 2 kHz
Any position on
the internal
perimeter of the
jaws
Conductor
touching the
external
perimeter of the
jaws
0 to 500 A DC
or RMS
0 to 1000 V DC
or RMS
1.4 to 3.5
limited
to 900 A peak
1400 V peak
influenced
V AC
V DC
0.1% R/10°C
A*
Ω
W AC
0.15% R/10°C
W DC
V
A
Ω
W
V
A
A-W
A-W
V
A-W
A (AC-AC+DC)
V (AC-AC+DC)
48
Influence
Typical
-
0.5% R/10°C + 2cts
1% R/10°C* 1.5% R/10°C + 2cts*
- 0.1% R/10°C + 2 cts
- 0.2% R/10°C + 2 cts
0.3% R/10°C + 2 cts
≤ 1 ct
-
0.2% R
0.25% R
1% R + 1 ct
8% R + 1 ct
1% R + 1 ct
4% R + 1 ct
2% R
42 dB
< 1 ct
< 1 ct
1% R
1% R
MAX
0.1% R/10°C
0.1 R + 1 ct
0.1% R + 2 cts
0.3% R + 2 cts
0.5% R + 2 cts
1% R + 1 ct
9% R + 1 ct
1% R + 1 ct
5% R + 1 ct
4% R + 1 ct
35 dB
1 ct
1 ct
3% R + 1 ct
3% R + 1 ct