Electrical Specifications - Extech Instruments PQ3450-2-NIST User Manual

Datalogger
Data Output
Operating Temperature 0 to 50
Operating Relative
Humidity
Power Supply
Meter Power
Consumption
Weight
Dimensions

2.2 Electrical Specifications

Function
AC Voltage
AC Current
Power Factor
Φ Phase Angle
Frequency
Power
Watt Hour
*Meter accuracy only. For system accuracy add the accuracy of the clamp used.
*PF∑ :
For 3Φ4W, 3Φ3W, 1Φ3W
PF∑ = P∑ / S∑
For 1Φ2W
PF1 = P1 / S1
Real time data logger saves data to SD memory card for download to PC
(data files open directly to spreadsheet)
Sampling rate: From 2 seconds to 7200 seconds (2 hours)
Max. File capacity: 30,000 records
RS232 port
o
C (32 to 122
80% Relative Humidity max.
Eight (8) 'AA' 1.5VDC batteries or AC 9V power adapter
250 mA DC
975g (2.1 lbs.) with batteries
225 X 125 X 64 mm (8.86 X 4.92 X 2.52")
(45 to 65Hz; 23±5°C)
Range
10.0V to 600.0V
<20.0A
20.01A to 200.0A
>200.0A
0.00 to 1.00
-180° to 180°
45 to 65Hz
0.0 to 3.6MW
0.0 to 3.6MVA
0.0 to 3.6MVAR
0.0 to 3.6MWH
0.0 to 3.6MVAH
0.0 to 3.6MVARH
o
F)
Resolution
0.1V
0.001 < 10 A
0.01 ≥ 10A
0.01 < 100 A
0.1 ≥ 100A
0.1 < 1000A
1 ≥ 1000A
0.01
0.1°
0.1Hz
0.001k to 0.001M
0.001k to 0.001M
6
Accuracy* (of reading)
± (0.5% + 0.5V + 5 digits)
± (0.5% + 0.1A + 5 digits)*
± (0.5% + 0.5A + 5 digits)*
± (0.5% + 5A + 5 digits)*
± 0.04
± 1° *ACOS(PF)
0.1Hz
± (1% + 8 digits)
± (1% + 8 digits)
PQ3450-en-GB_V2.0 12/14