User Manual
Section 5
GFK-2958L
May 2021
Detailed Description of I/O Modules
375
Name
Description / data width
Options
1)
Default
Frequency alarm lower limit
enable
1 Bit
disabled (0) / enabled (1)
disabled
Frequency alarm lower limit
16 Bit
45 ... 65 Hz (5760 ... 8320) 45 Hz
Frequency alarm upper limit
enable
1 Bit
disabled (0) / enabled (1)
disabled
Frequency alarm upper limit
16 Bit
45 ... 65 Hz (5760 ... 8320) 65 Hz
Power factor alarm enable
1 Bit
disabled (0) / enabled (1)
disabled
Power factor alarm lower limit
Positives values only (16 Bit)
0 ... 1 (0 ... 16383)
0
Diagnostic alarm
1 Bit
disabled (0) / enabled (1)
disabled
Channel 0 ... 7: Measuring value
RMS voltage U
eff
of the selected
phase against N
RMS voltage L1 (0) / L2 (1)
/ L3 (2)
Average RMS voltage
Ū
eff
of the
selected phase
against N
RMS voltage average (3)
RMS current
Ī
eff
of the selected
phase
RMS current L1 (4) / L2 (5)
/ L3 (6)
Average RMS current
Ī
eff
of all
connected phases
RMS current average (7)
Peak current during last
accumulation interval
Peak current L1 (8) / L2 (9)
/ L3 (10)
Line frequency
Line frequency (11)
Harmonic power at the selected
harmonic
Harmonic power L1 (12) /
L2 (13) / L3 (14)
Harmonic reactive power at the
selected harmonic
Harmonic reactive power
L1 (15) / L2 (16) / L3 (17)
Harmonic apparent power at
the selected harmonic
Harmonic apparent power
L1 (18) / L2 (19) / L3 (20)
Ratio between the absolute
value of the reactive
power and the apparent power
of the selected
phase
Power factor L1 (21) / L2
(22) / L3 (23)
Voltage at the selected
harmonic
Total power factor (24)
Voltage at the selected
harmonic
Harmonic voltage L1 (25)
/ L2 (26) / L3 (27)
Current at the selected
harmonic
Harmonic current L1 (28) /
L2 (29) / L3 (30)
Active power at the
fundamental of the selected
phase
Active power L1 (31) / L2
(32) / L3 (33)
Active power total at the
fundamental of the
connected phases
Active power total (34)
Active power total at the
fundamental of the
connected phases
Reactive power L1 (35) /
L2 (36) / L3 (37)
Reactive power total at the
fundamental of the
Reactive power total (38)