Lumel ND20 User Manual

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6.5.4 Setting Date and Time
Item Parameter name Designation range
Manufacturer’s
value
1 Hour, minute t_H 0 ... 23, 0 ... 59 0.00
2 Month, day t_d 1 ... 12, 1 ... 31 1.01
3 Year t_y 2001 ... 2100 2001
Select the dAtE mode in options and approve the choice by the
push-button. Seconds are reset after setting hour and minute values.
Table 7
Fig 10. Measurement of 60 minutes’ active power
consumption synchronized with the clock, with alarm
set on a 90% consumption.
An example of the
parameter value
utilization of ordered
active power to
switch the alarm on
is presented on the
fig. 10.
The time delay is
set on 0 sec.
In the calculated
example, for
remaining 10% of
ordered power, at
the maximum power
consumption,
devices could still
work during 60 sec
without exposing
customers to fines.
when setting the
time delay ALdt
on 60 sec, the
alarm would not be
enabled.
Set: Monitored quantity: P_ord, Kind of alarm: n-on, ALon = 90.0, ALoF = 89.9,
Tr_1 = 500, Syn = c_60, Time delay ALdt = 0 or 240 s.

Lumel ND20 Specifications

General

Brand	Lumel
Model	ND20
Category	Measuring Instruments
Language	English