26 Chapter 3 Setup
Note: If you are not using an AX-8 Analog Expander, cancel all analog
output assignments so as not to disrupt communication.
The following table gives the range of values of the output parameters:
Parameter Value 4-20mA 0-20mA Note
Voltage
No PT
0V
660V
4 mA
20mA
0 mA
20mA
Voltage
via PT
0V
(144V * K) V
4 mA
20mA
0 mA
20mA
K = PT ratio
Current 0V
1.2 * I(p)
4 mA
20mA
0 mA
20mA
I(p) = rated
primary
current of CT
Power factor -0.00
-0.50
1.00
0.50
0.00
4 mA
8 mA
12 mA
16 mA
20mA
0 mA
5 mA
10 mA
15 mA
20mA
Frequency 45 Hz
65 Hz
4 mA
20mA
0 mA
20mA
Active power kW -V * I * n kW
0 kW
V * I * n kW
4 mA
12 mA
20 mA
0 mA
10 mA
20 mA
**
Reactive power kvar as for Active Power
Apparent power kVA 0 kVA
V * I * n kVA
4 mA
20mA
0 mA
20mA
**
Accumulated active
power demand
as for Apparent Power
** V, I are defined according to PT ratio and CT primary current.
For line-to-neutral voltage measurement, n=3; in all other cases, n=2.
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