Features and functions:
1) Measuring and storing bidirectional active or reactive electric
energy, four quadrants reactive energy
2) Measuring and recording bidirectional maximum demands, maximum
demands under each load time region; occurrence date and time
of maximum demands
3) Automatic and manual demand resetting function
4) Automatic billing and reading at pre-set time
5) Event recording function
6) Transient data recording function
7) Load profile recording function
8) Communication
9) Photoelectric isolated pulse output ports for bi-directional
active (reactive) power output, error testing, and second
signal output
10) RS485 and infrared communication interfaces
11) Displaying modes, including Automatic Scrolling display, Keystroke
Accelerated display; Keystroke Enquiry display
12) Time keeping accuracy: ≤0.5s/d (rated)
13) With calendar, clock, and lunar calendar automatic inter-conversion
function