8. TECHNICAL SPECIFICATIONS
8.1.
TECHNICAL SPECIFICATIONS FOR TEST ON PV SYSTEMS
Uncertainty is indicated as [%reading + (no. of digits) * resolution] at 23°C ± 5°C, <80%HR
DC voltage
Range [V]
10.0 999.9
Phase-Neutral AC TRMS voltage
Range [V]
10.0 300.0
Max peak factor: 1,5
Phase-Phase AC TRMS voltage
Range [V]
50.0 594.0
Max peak factor: 1,5
DC current (by means of external clamp transducer)
Range
5.0mV 319.9mV
320.0mV 999.9mV
Current values corresponding to a voltage < 5mV are zeroed
AC TRMS current (by means of external clamp transducer STD type)
Range
5.0mV 219.9mV
220.0mV 999.9mV
Peak factor <= 1.5 – Current values corresponding to a voltage < 5mV are zeroed.
AC TRMS current (by means of external clamp transducer of FLEX 8.5uV/A – FS 100A type)
Range
0.008 8.50mV
Peak factor <= 1.5 – Current values < 1A are zeroed.
AC TRMS current (by means of external clamp transducer of FLEX 8.5uV/A – FS 1000A type)
Range
0.085 85.0mV
Peak factor <= 1.5 – Current values < 5A are zeroed.
DC power (Vmeas > 150V) ; AC power (Vmeas > 200V, PF=1)
Clamp FS [A]
1< FS 10
10< FS 100
100< FS 1000
Vmeas = voltage at which power is measured; Imeas = measured current
Frequency
42.5 69.0Hz
Frequency
42.5 69.0Hz
Resolution
0.1mV
Frequency
Resolution
42.5 69.0Hz
0.1mV
Frequency
Resolution
42.5 69.0Hz
0.001mV
Frequency
Resolution
42.5 69.0Hz
0.01mV
Range [W]
0.000k 9.999k
10.00k 99.99k
0.00k 99.99k
100.0k 999.9k
0.0k 999.9k
1000k 9999k
Resolution [V]
0.1
Resolution [V]
0.1
Resolution [V]
0.1
Uncertainty
(0.5rdg + 0.06%FS)
(0.5rdg)
Uncertainty
(0.5rdg + 0.06%FS)
(0.5rdg)
Uncertainty
(0.5%rdg + 7dgt)
Uncertainty
(0.5%rdg + 15dgt)
Resolution [W]
0.001k
0.01k
0.01k
0.1k
0.1k
1k
EN - 22
MPP300
Uncertainty
(0.5rdg + 2dgt)
Uncertainty
(0.5rdg + 2ddgt)
Uncertainty
(0.7rdg + 2dgt)
Protection against
overcharge
10V
Protection against
overcharge
10V
Protection against
overcharge
10V
Protection against
overcharge
10V
Uncertainty
(0.7rdg + 3dgt)
(Imeas < 10%FS)
(0.7rdg)
(Imeas 10%FS)