User guide
PQA820
EN – 20
11. TECHNICAL SPECIFICATIONS
11.1. TECHNICAL CHARACTERISTICS
Accuracy indicated as [%rdg +(num. dgt * resolution)] referred to 23°C±5°C, < 75%RH
DC Voltage [Phase (+) – Neutral (-)]
Range [V] Resolution [V] Accuracy
10.0 265.0
0.1
(0.7rdg + 0.4V)
Voltage values <10.0V are zeroed
AC TRMS Voltage (Phase-Neutral, Phase-PE)
Range [V] Frequency [Hz] Resolution [V] Accuracy
10.0 265.0 42.5 69.0Hz
0.1
(0.5rdg + 0.2V)
Maximum crest factor = 1.5, Voltage values <10.0V are zeroed
AC TRMS Voltage (Phase- Phase)
Range [V] Frequency [Hz] Resolution [V] Accuracy
50.0 460 42.5 69.0Hz
0.1
(1.0rdg + 0.2V)
Maximum crest factor = 1.5, Voltage values <10.0V are zeroed
Voltage anomalies (Phase-Neutral, Phase-PE)
Range [V] Resolution [V] Resolution [ms] Accuracy [V] Accuracy [ms]
15.0 265.0
0.2 10ms
(1.0
rdg + 2dgt) ½ cycle
DC Current – STD transducers clamps
Range [mV] Resolution [mV] Accuracy Overload protection
5.0 219.9
1
(0.7rdg + 1mV)
10V
220.0 999.9
0.7rdg
Current values correspondent to a voltage < 5mV are zeroed
AC TRMS Current – STD transducers clamps
Range [mV] Frequency [Hz] Resolution [mV] Accuracy
5.0 219.9
42.5
69.0Hz
1
(0.5rdg + 0.6mV)
220.0 999.9
(0.5rdg)
Current values correspondent to a voltage < 5mV are zeroed
AC TRMS Current – Flex transducers clamps (100A AC Range – 85V/A)
Range [A] Frequency [Hz] Resolution [A] Accuracy
Overload
protection
0.085 8.50 42.5 69.0Hz 8.5
V
(0.5
rdg+0.007mV)
10V
Maximum crest factor = 1.5, Current values <1A are zeroed
AC TRMS Current – Flex transducers clamps (1000A AC Range – 85V/A)
Range [A] Resolution [A] Accuracy
0.425 85.0 42.5 69.0Hz 85
V
(0.5
rdg+0.15mV)
10V
Maximum crest factor = 1.5; Current values <5A are zeroed
Frequency
Range [Hz] Resolution [Hz] Accuracy
42.5 69.0
0.1
(0.2rdg + 0.1Hz)
DC Power – (Vmeas > 200V)
Clamp FS [A] Range [W] Resolution [W] Accuracy
1< FS 10
0.000k 9.999k
0.001k
(1.0rdg + 5W)
10.00k 99.99k
0.01k
(1.0rdg + 50W)
10< FS 200
0.00k 99.99k
0.01k
(1.0rdg + 50W)
100.0k 999.9k
0.1k
(1.0 rdg + 500W)
200< FS 1000
0.0k 999.9k
0.1k
(1.0rdg + 0.5kW)
1000k 9999k
1k
(1.0 rdg + 5kW)
Vmeas = Voltage in which the power is measured