Fluke 1730/BASIC - Page 58

1730
Users Manual
50
Intrinsic Uncertainty ±(% of reading + % of range)
[1]
Parameter
Influence
Quantity
Direct Input
iFlex1500-12 iFlex3000-24 iFlex6000-36 i40S-EL
150A/1500A 300A/3000A 600/6000A 4A/40A
Active Power P
PF ≥0.99 0.5 % + 0.005 % 1.2 % + 0.005 % 1.2 % + 0.0075 % 1.7 % + 0.0075 % 1.2 % + 0.005 %
0.5 <PF <0.99
0.5 % + 3 x (1-PF)
+ 0.005 %
1.2 % + 7 x (1-PF)
+ 0.005 %
1.2 % + 7 x (1-PF)
+ 0.0075 %
1.7 % + 7 x (1-PF)
+ 0.0075 %
1.2 % + 10 x (1-PF)
+ 0.005 %
Apparent Power S, S fund.
0 ≤PF ≤1 0.5 % + 0.005 % 1.2 % + 0.005 % 1.2 % + 0.0075 % 1.7 % + 0.0075 % 1.2 % + 0.005 %
Reactive Power N, Q fund.
0 ≤PF ≤1 2.5 % of measured apparent power
Additional uncertainty in % of
range
[1]
U >250V 0.015 % 0.015 % 0.0225 % 0.0225 % 0.015 %
[1] Range = 1000V x Irange
Reference Conditions:
• Environmental: 23 °C ±5 °C, instrument operating for at least 30 minutes, no external electrical/magnetic field, RH <65 %
• Input Conditions: CosΦ/PF=1, Sinusoidal signal f=50/60 Hz, power supply 110V/230V ±10 %.
• Current and power specifications: Input voltage 1ph: 120V/230V or 3ph wye/delta: 230V/400V
• Input Current: I > 10 % of Irange
• Primary conductor of clamps or Rogowski coil in center position
• Temperature Coefficient: Add 0.1 x specified accuracy for each degree C above 28 °C or below 18 °C
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