Variations In Operating Range - PCE Instruments F 09 Manual De Instrucciones

4.6 Variations in operating range

Quantity Meas. range Quantity
quantities quantities influenced
Battery voltage 7.5 to 10 V
Temperature 0...50°C
Ω
W var VA
Relative 10...90% HR
humidity
Ω
W var VA
Frequency 10 Hz...1 kHz
1 kHz...5 kHz
10 Hz...250 Hz
250 Hz...2.5 kHz
Position of Position
conductor on
in the perimeter
jaws internal W var VA
(f ≤ 400 Hz)
jaws
Retentivity 0...600 peak
Adjacent Conductor
conductor in contact with
crossed by external
a current perimeter W var VA
400 A or jaws
DC RMS
Conductor
clamped by 0...400 A DC
the clamp or RMS
Application
0...600 V DC
of a voltage
or RMS
on the clamp
Peak 1,4 to 3.5 limited A
AC
factor (1) to 600 A peak
V
900 V peak AC
0.7 and I ≥ 5 A
PF
(inductive and 0.5 and I ≥ 10 A
W var
0.2 and I ≥ 20 A
capacitive)
Rejection of
0...600 V/50 Hz V
serial mode
0...400 A/50 Hz A
in DC
Rejection of V
AC
0...600 V DC
serial mode W var VA PF
in AC A
AC
0...400 A DC
W var VA PF
Rejection of
common 0...600 V/50 Hz
mode W var VA PF
Influence of
external 0...400 A/m
magnetic (50 Hz) W var VA PF
field
Number of
manoeuvres
50000
opening of W var VA PF
jaws
(1) The influence on quantities W, var, VA and PF is identical to that on the current
assuming sinusoidal voltage
Influence
Typical Maxi
All < 1 pt 0.2% L +1 pt
V 0.05% L/10°C 0.2% L /10°C +2 pt
A 0.3% L/10°C 0.5% L /10°C +2 pt
0.1% L/10°C 0.2% L /10°C +2 pt
0.25% L/10°C 0.5% L /10°C +2 pt
PF < 1 pt 2 pt
Hz 0.03% L/10°C 0,1% L /10°C +2 pt
≤ 1 pt
V 0.1% L +1 pt
A 0.2% L 0.3% L +2 pt
0.2% L 0.3% L +2 pt
0.25% L 0,5% L +2 pt
PF < 1 pt 1 pt
Hz 0.25% L 0.5% L +2 pt
1% L +1 pt
V see curve
6% L +1 pt
1.5% L +1 pt
A see curve
6% L +1 pt
A
0.7% L 1% L +1 pt
A 2 mA/A 3 mA/A
A
45 dB 40 dB
V < 1 pt 1 pt
A
< 1 pt 1 pt
, + 1% L 3% L +1 pt
AC DC
, + 1% L 3% L +1 pt
AC DC
1% L +1 pt
0.5% L 3% L +1 pt
8% L +1 pt
50 dB 45 dB
DC
40 dB 35 dB
DC
, +
AC DC
> 60 dB 50 dB
, +
AC DC
> 50 dB 40 dB
V < 1 pt 60 dB
A 0.07 A/100 V 0.1 A/100 V
< 1 pt 60 dB
A
70 dB 60 dB
A
0.3% L 1% +1 pt
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