CS Instruments Vortex VX 570 - 6 Technical Data; Specifications and Environmental Conditions

Technical data
VX 570 English V1.10 Page 13 of 44
6 Technical data
6.1 Technical data and environmental conditions
Measurement values
Flow rate, total consumption, pressure, temperature,
velocity
Measuring medium
Primarily single-phase gases, mixed gases,
saturated steam, superheated steam and liquids
Sensor technology
Vortex frequency measurement
Measuring range
See chapter 5.2 (measuring ranges)
Accuracy
Volume flow m³/h
Gas / Steam
±1 % f.m. (Re> 20000) **
±2 % f.m. (10000 <Re < 20000) **
Liquid
±0,75 % f.m. (Re> 20000) **
±2 % f.m. (10000 <Re < 20000)**
Accuracy
Mass flow (kg/h)
Standard volume flow Nm³/h)
Gas / Steam
±1,5 % f.m. (Re> 20000) **
±2,5 % f.m. (10000 <Re < 20000) **
Media temperature
-40 ... 350 °C
Ambient temperature
-20 ... 60 °C
Storage temperature
-40 ... 80 °C
Process pressure
Up to 40 bar (63bar on request)
Power supply
18 bis 36 VDC über SELV-Versorgung,5 W
Signal output
Modbus-RTU (RS-485)
3x 4…20 mA (flow, pressure, temperature or
velocity)
Option: Ethernet
Measuring span
Gas: 1:30
Steam: 1:35
Liquid: 1:23
Viscosity
DN15 ≤ 4mPas
DN25 ≤ 5 mPas
DN40..DN300 ≤7mPas
Protection class
IP 67
Process connection
Flange DIN EN1092-1
Flange ANSI
Intermediate flange(wafer)
** f.m. = of measured value | f.e. = of final value