Parameters |
m3/h, l/min (1000 mbar, 20 °C) in case of compressed air or Nm3/h, Nl/min (1013 mbar, 0 °C) in case of gases |
Units adjustable via keys at display |
m3/h, m3/min, l/min, l/s, ft/min, cfm, m/s, kg/h, kg/min, g/s, lb/min, lb/h |
Adjustable via keypad |
Diameter for volume flow calculation, counter resettable |
Sensor |
Thermal mass flow sensor |
Measured medium |
Air, gases |
Gas types are adjustable over CS service software or CS data logger |
Air, nitrogen, argon, helium, CO2, oxygen, vacuum |
Measuring range |
See Measuring range table |
Accuracy (m.v: of meas. value) (f.s.: of full scale) |
±1.5% of m.v. ± 0.3% of f.s.
on request: ±1% of m.v. ± 0.3% of f.s. |
Operating temperature |
-30... 110°C sensor tube
-20...+70°C housing |
Operating pressure |
-1...50 bar (for pressure > 10 bar order additional high-pressure protection) |
Digital output |
RS 485 interface, (Modbus-RTU), optional: Ethernet interface PoE, M-Bus |
Analogue output |
4...20 mA for m3/h or l/min |
Pluse output |
1 pulse per m3 or per litre electrically isolated. Pluse weight can be set on the display. Alternatively, the pluse output can be used as an alarm |
Supply |
18...36 VDC, 5 W |
Burden |
< 500 Ω |
Housing |
Polycarbonate (IP 65) |
Sensor tube |
Stainless steel, 1.4301 Installation length 220 mm, Ø 10 mm |
Mounting thread |
G 1/2", G 1/2" NPT male thread |
Ø housing |
65 mm |
Mounting position |
any |