DPMS XPQ, Руководство пользователя

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9
POWER INSTRUMENTS
EEprom, which will maintain its content after the meter is powered off. With the
backlight of the LCD, the display can be easily read in a dim environment. The
back light “on” time is selectable.
Multiple Wiring Modes
The DPMS XPQ can easily be used in either: high voltage, low voltage,
three phase three wires, three phase four wires or a single phase system.
High safety, high stability, the DPMS XPQ was designed according to industrial
standards. It can run stably under high power disturbance conditions as it has
passed IEC and CE.
Comparison
To meet different demands of customers, the DPMS XPQ series consists
of four types: DPMS XPQ-D (time-of-use pattern), DPMS XPQ-E (power quality
pattern), DPMS XPQ-F (waveform and alarming pattern) and DPMS XPQ-G
(general function pattern). In order to introduce them all, this manual is based
on the DPMS XPQ-G. Other patterns may not contain some functions so please
refer to the following table carefully.
Table 1.2 Comparison of the DPMS XPQ series
Function
D E F G
Basic parameters ● ● ● ●
Digital I/O ● ● ● ●
Demand ● ● ● ●
Basic settings ● ● ● ●
Device property ● ● ● ●