HT instruments PQA820 - Manual (Page 21)

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 (0.7rdg + 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
(0.5rdg + 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
(1.0rdg + 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
(0.7rdg + 1mV)
10V
220.0

999.9
0.7rdg
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
(0.5rdg + 0.6mV)
220.0

999.9
(0.5rdg)
Current values correspondent to a voltage < 5mV are zeroed
AC TRMS Current – Flex transducers clamps (100A AC Range – 85
V/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 – 85
V/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
(0.2rdg + 0.1Hz)
DC Power – (Vmeas > 200V)
Clamp FS [A] Range [W] Resolution [W] Accuracy
1< FS
 10
0.000k
 9.999k
0.001k
(1.0rdg + 5W)
10.00k
 99.99k
0.01k
(1.0rdg + 50W)
10< FS
 200
0.00k
 99.99k 0.01k (1.0rdg + 50W)
100.0k
 999.9k
0.1k
(1.0 rdg + 500W)
200< FS
 1000
0.0k
 999.9k
0.1k
(1.0rdg + 0.5kW)
1000k
 9999k
1k
(1.0 rdg + 5kW)
Vmeas = Voltage in which the power is measured