UNI-T UT231

2
25
26
26
26
27
27
27
28
28
29
30
31
31
32
32
33
33
34
Model UT231: OPERATING MANUAL
TABLE OF CONTENTS
TITLE PAGE
Three Phases Four Wires and Three Phases Three Wires
Measurement Method
Specifications
A. General Specifications
B. Environmental Requirements
Accuracy Specifications
A. AC Voltage
B. Frequency
C. AC Current
D. Active Power
E. Apparent Power
F. Reactive Power
G. Power Factor
H. Phase Angle
I. Active Energy
J. Temperature
Maintenance
A. General Service
B. Replacing the Battery