HT instruments PQA824 User Manual
Page 128
PQA400 - PQA823 - PQA824
EN - 127
9.2. GENERAL
FEATURES
Real time values
General network parameters:
Voltages, Currents, Powers, Cos
Flicker, Unbalance, THD%, Harmonics
Signals waveforms:
Voltages, Currents, harmonics histograms
Vectorial diagrams:
Voltages, Currents
Recordings
Parameters:
Each general parameters + energies
Number of selectable parameter:
Max 251
Integration period:
1, 2, 5, 10, 30sec, 1, 2, 5, 10, 15, 30, 60min
Recording time:
>3 months with 251 parameters@15min
Display
Characteristics:
Graphic TFT with backlight, ¼ “ VGA (320x240pxls)
Touch screen:
Yes
Number of colours:
65536
Brightness adjustment:
Programmable
Operative system and memory
Operative system:
Windows CE
Internal memory:
About 15Mbytes (about 32Mbytes with Compact Flash)
PC interface:
USB
Power supply
Internal power supply:
Li-ION, 3.7V rechargeable battery, autonomy >6 hours
External power supply:
AC/DC adapter
Auto power OFF:
After 5min of no use (without external adapter)
Mechanical characteristics
Dimensions:
235(L) x 165(W) x 75(H)
Weight (included battery):
About 1.0kg
Reference standards
Safety of meter:
IEC/EN61010-1
Technical literature:
IEC/EN61187
Safety standard accessories:
IEC/EN61010-031, IEC/EN61010-2-032
Insulation: Double
insulation
Pollution degree:
2
Max altitude:
2000m
Overvoltage category:
CAT IV 600V to Ground, max 1000V between inputs
Power Quality:
EN50160
Quality of electrical power:
IEC/EN61000-4-30 class B
Flicker: IEC/EN61000-4-15
Unbalance: IEC/EN61000-4-7,
EN50160
9.3. ENVIRONMENT
9.3.1. Climatic
condition
Reference calibration temperature:
23 ± 5°C
Working temperature:
0 ÷ 40°C
Relative humidity:
<80%HR
Storage temperature:
-10 ÷ 60°C
Storage relative humidity to:
<80%HR
This instrument complies with the prescriptions of the European directive on low
voltage 2006/95/CE (LVD) and EMC 2004/108/CE
9.4. ACCESSORIES
See enclosed packing list.