Yokogawa PR300 Power and Energy Meter - Manual (Page 35)

3-14 IM 77C01E01-01E
For the PR300 with demand measurement function only
3.8 Setting Demand Measurement Conditions
This section explains how to set demand measurement conditions by taking as an example the case
when the demand alarm point is changed to 300 kW and demand alarm release function to manual
release, from their respective initial values.
Operation Operation
4
6
7
5
8
9
10
3
Current value
VT Ratio screen
2
Demand Measurement Menu
screen
Demand Power/Current
screen
Demand Alarm Point Setting
screen
Demand Alarm Point Setting
screen
Demand Alarm Point Setting
screen
Measured Value screen
1
The parameter (VT ratio)
appears.
Press once.
The screen changes to the one
for setting the parameter
.
The parameter
(demand power/current)
appears.
Demand Alarm Point screen
The parameter
(demand alarm point) appears.
Press once.
Press once.
Demand Period screen
The parameter
(demand period) appears.
Demand Alarm Mask Time screen
The parameter
(demand alarm mask time)
appears.
Setpoint
Hold down for
at least 3 seconds.
Press once.
Press once.
Using or ,
show .
Using or ,
change the setpoint.
To move to the digit to be changed,
use the following keys:
To the left To the right
Press once while
the setpoint is blinking.
Press once to
blink the setpoint.
To re-set the parameter:
Press any key other than
while all digits of the
setpoint are blinking.
The PR300 returns to the initial
setting screen.