Specifications; General Specifications - Extech Instruments PQ3450-2-NIST User Manual

2.0 Specifications

2.1 General Specifications

Circuit
Display
Measurements
Wire
configurations
Voltage ranges
Current ranges
Safety
standard
ACV input impedance
Range select
Clamp frequency
response
Over-load protection
Over-range
Under-range
Data Hold
Data Recording
SD Card size limits
Sampling Time
Custom single-chip microprocessor LSI circuit
LCD Size: 81.4 X 61 mm (3.2 X 2.4")
Dot Matrix backlit LCD (320 X 240 pixels)
V (voltage phase to phase)
V (voltage phase to ground)
A (Current Phase to ground)
KW / KVA/ KVAR / PF (Phase)
KW / KVA/ KVAR / PF (System)
Power factor
Phase angle
Frequency
1P/2W, 1P/3W, 3P/3W, 3P/4W
10 ACV to 600 ACV (Auto Range)
Current probe input signal voltage (ACV):
200mV(120mV) /2.25V/300mV/500mV/1V/2V/3V
Current probe input current range (ACA):
20A/200A/2000A(1200A)/150A/1500A/30A/300A/3000A/60A/600A/6000A
Note that the meter has universal probe compatibility
IEC1010 CAT III 600 V
10M ohms
ACV Auto Range
ACA Manual Range
40 Hz to 1 KHz
ACV 720 ACV RMS
"OL" is displayed; Data on SD card will read '9999' or '999' for over-range
data
"UR" is displayed
Freezes displayed reading
SD memory card
SD Cards up to 2G; SDHC Cards up to 16G
Approx. 1 second (LCD) / 2000 samples per period
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