Set alarm – Rockwell Automation 1412-PP21xx PowerPad Portable Powermonitor User Manual
Page 23
Rockwell Automation Publication 1412-UM001D-EN-P - September 2012
23
Operation
Chapter 2
Set Alarm
Follow these steps the set the alarms.
1. Highlight ALARM with the Up/Down Cursor buttons, then press Enter.
This screen appears.
ATTENTION: A programmed alarm must be set to ON to function properly
(general activation or deactivation of alarms is generated in the Alarm mode).
Modifying one or several characteristics of an alarm set to ON, automatically
switches it to OFF.
Hysteresis Percentage (1, 2, 5, or 10%)
Alarm activation (ON or OFF)
Alarm number (1…10)
There are 24 parameters to choose from for alarm triggering. They are: Vrms, Urms, Arms, Vpst, Vcf, Ucf, Acf,
Vumb, Aumb, Hz, Akf, Vthd, Uthd, Athd, W, VAR, VA, DPF, PF, Tan, Vh, Uh, Ah, and VAh.
Threshold value for triggering an alarm
Minimum duration from beginning threshold detection to store the alarm (from 0.01 s to 99 m)
Less than < or greater than >
Capture -
– 3L: capture all phases (1, 2, or 3 depending on hookup selection)
– N: neutral capture
– : total power capture
– /3: average value of 3-phase capture (S/3 for 2-phase)
– 0…50 harmonic order available for harmonic event capture
07/25/02 10:26
100%
Hysteresis 10 %
ON
ON
ON
ON
ON
ON
ON
3L
3L
3L
3L
Σ
3L
3L
01 s
02 s
01 s
05 min
15 min
01 min
10 min
2 1 0 V
0 0 2 0 A
0 8.0 %
1 0.0 %
1 0 0 0 W
0.9 2
0 5.0 %
<
<
>
>
>
<
>
1
2
3
4
5
6
7
8
9
10
Vrms
Arms
Vthd
Athd
W
PF
Vh
3
1
2
3
4
7
8
5
6