General Differences And Performance Indexes Under Reference Conditions - UNI-T UT2658 Operating Manual

3 General Differences and Performance Indexes under Reference
Conditions
Range
Items
Voltage
AC 0.00V 600V
Current AC 0.0mA 20.0A
Phase Angle
0.0 360
Active Power P 0.0W 12kW
Reactive Power Q 0.0VAR 12kVAR
Apparent Power S
0.0VA 12kVA
Power Factor PF -1 +1
Frequency F
45HZ 65HZ
Notes1: Phase angle differences should not exceed
conditions.
16
Resolution
General Difference
(1.5%rdg+3dgt)
0.01V
(1.5%rdg+3dgt)
0.1mA
0.1 1
(3%rdg+3dgt)
0.1W
(3%rdg+3dgt)
0.1VAR
(3%rdg+3dgt)
0.1VA
0.001 0.03
(2%rdg+3dgt)
0.01HZ
3 under the working
IV. Structure of Meter
1. RS232 Interface
2. Vibration-Proof Insulation
Jacket
3. LCD Display
4. Function Keypad
5. Two-way Voltage Input
Terminals
6. Current Input Terminal I2
7. Current Input Terminal I1
8. Current Clamp Output Plug
9. Sharp Current Jaw
10. Voltage Input Testing Leads
17