Operation Manual

Technical Data
Weight 0.43 kg (DN8), 0.46 kg (DN15)
0.96 kg (DN20), 0.97 kg (DN25)
5.2 Electrical data
Power supply 15 ... 30 VDC, 120 mA @ 24 VDC
5.3 Data logger
Memory size Up to 8,000,000 samples.
Recording channels Up to 4: flow, consumption, temperature and
pressure.
Logger programming Through mobile app S4C-FS
(free, download from Google Play Store)
Logger read out Through windows software S4A via USB
5.4 Output signals
Analogue output Signal: 4 ... 20 mA, isolated
Scaling: 0 to max flow
Max load: 250R
Pulse output 1 pulse per consumption unit (m
3
or ft
3
)
isolated switch, max. 30 VDC, 200 mA
(pulse length: 10 ... 120 ms, depends on flow
rate)
Modbus output See chapter 7.3
5.5 Accuracy
Accuracy ± 1.5 % of reading ± 0.3% FS
Temperature coefficient < 0.1%/K FS
Pressure coefficient <0.5% / bar
Turndown ratio 100:1
Stated accuracy at Ambient/process temperature 23 °C ± 3 °C
Ambient/process humidity <90%
10 S 418