3
E
N
G
L
IS
H
RESPONSE TIME:
≤
250ms typical
5 INPUT RANGES:
100/š3 / 100VAC - 1AAC (AV1)
100/š3 / 100VAC - 5AAC (AV3)
250 / 433 VAC - 1AAC (AV4)
250 / 433 VAC - 5AAC (AV5)
400 / 690 VAC - 5AAC (AV7)
FREQUENCY RANGE: From 48 to 62 Hz
OVERLOAD PROTECTION:
continuous: 1.2 Un/In,
for 1 second: 20 In, 2 Un
TRMS MEASUREMENT: direct coupling, crest factor 3
SAMPLING FREQUENCY: 1900 Hz
ALARM SET-POINT (IF AVAILABLE): 1 adjustable set-point alarm.
Alarm type: high alarm, low alarm. Programmable hysteresis and time
delay. The control can be connected to the following: W, VA, var, Wavg and
PF (cos
ϕ
) system, maximum current (among the phases), V delta avg,
VL
1
-N, VL
2
-N, VL
3
-N, Hz L
1
;
Time delay activation: programmable from 0 to 255 seconds;
Output status: normally de-energized;
Output type: relay, SPDT
AC 1 - 8A@250VAC
DC 12 - 5A@24VDC
AC 15 - 2.5A@250VAC
DC 13 - 2.5A@24VDC
Maximum response time: 250 ms (filter excluded, set-point activation time
delay: “0”);
Insulation: 4000VRMS between output and power supply input; 4000VRMS
between output and power supply input.
FILTER: operating range: from 0 to 99.9% of the input scale both on the
analogue and the serial output (action on the fundamental variables: V/A/
W and relevant derivatives); filtering coefficient: from 1 to 255.
ANALOGUE OUTPUT: from 0 to 20mADC, ±5mADC, ±10mADC,
±20mADC, from 0 to 10 VDC, ±1VDC, ±5VDC, ±10VDC with zero and full
scale programming within the whole range. With filter action.
Load:
output 20mA:
≤
600
Ω
output ±20mA:
≤
550
Ω
output ±10mA:
≤
1100
Ω
output ±5mA:
≤
2200
Ω
Load:
output 10V:
≥
10 k
Ω
output ±10V:
≥
10 k
Ω
output ±5V:
≥
10 k
Ω
output ±1V:
≥
10 k
Ω
Insulation: by means of optocouplers, 4000VRMS between output and
measuring inputs; 4000VRMS between output and power supply input.
Accuracy: 0.2% f.s.
PULSE OUTPUT (IF AVAILABLE): output type: open collector (transistor