ICS Schneider Messtechnik induQ IVMI Series, Руководство по эксплуатации

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Technical data — Series IVMI
- 30 - • Ba_ IVMI • 11/2021
8 Technical data
The technical data of customised versions may differ from the data in these instructions.
Please observe the information specified on the type plate.
8.1 Characteristics IVMI
Type I VMI02 I VMI07 I VMI10 I VMI20
Measurement device characteristics
Measuring range 0.0083...1 l/min •
0.05...2 l/min
0.1…30 l/min 0.2…60 l/min 5…250 l/min
Accuracy *1
(Frequency output)
±1 % of range *2 •
±2 % of range *3
± (0.7 % of r 0.3 % of range) ±(1.5 % of read-
ing + 0.3 % of
range)
Repeatability * 1
1%
Response time
(Frequency / Fre
Analogue)
< 500 ms
Flow indication LED green, flow proportional flashing
Output signal characteristics
Frequency output:
Pulse rate
- optional * 4
10000 pulses/l 1000 pulses/l
1…2000 pulse/l
500 pulses/l
1…1000 pulse/l
100 pulses/l
1…200 pulse/l
Resolution
- optional * 4
0.1 ml/pulse 1.0 ml/pulse
1000…0.5
ml/pulse
2.0 ml/pulse
1000…1 ml/pulse
10 ml/pulse
1000…5 ml/pulse
Signal shape Square wave signal • duty cycle 50:50
Push-Pull • NPN open collector (o.c.) • PNP o.c.
Signal current ≤ 100 mA , current limited
Analogue output 4…20 mA (optional):
Signal current corre-
sponds to flow rate of
0...1 l/min •
0...2 l/min
0…30 l/min 0…60 l/min 0…200 l/min
• 0…250 l/min
Max. load 250 Ω to GND
Analogue output 0…10 V (optional):
Signal voltage corre-
sponds to flow rate of
0...1 l/min •
0...2 l/min
0…30 l/min 0…60 l/min 0…250 l/min
*1 Test conditions: Water 23 °C at 150 ±100 µS/cm; Standard pulse rate.
*2 0...50 % of measuring range.
*3 50…100 % of measuring range.
*4 factory setting.