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Brand Name : Yunyi
Model Number : VA500
Certification : CE
Place of Origin : China
MOQ : 1
Price : 2760~3160USD/PCS
Payment Terms : T/T, Western Union
Supply Ability : 20pcs per week
Delivery Time : 10 work days
Packaging Details : Carton Packaging
Name : VA500 gas flow meter
Sensor : Thermal mass flow sensor
Measuring medium : Air, gases
Accuracy : ± 1.5 % of m.v. ± 0.3 % of f.s
Operating temperature : -30...110 °C probe tube -30...80 °C housing
Operating pressure : -1...50 bar
CS Flow Meter VA500 with display VA520 Gas and Air Flow Meter for continuous flow measurements
Description
Thermal mass flow sensor for compressed air and gases
 Recording and reducing energy costs and CO2 emissions while increasing the sustainability of any compressed air system. With our VA500 it is possible to monitor your consumption and analyze your leakage flows with just one measuring device. Due to its design, it is also ideal for mobile measurements.
Detailed image


Specification
| TECHNICAL DATA VA 500 | |
| Parameters: | m³/h, l/min (1000 mbar, 20 °C) in case of compressed air resp. 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 calculati- on, counter resettable | 
| Sensor: | Thermal mass flow sensor | 
| Measuring medium | Air, gases | 
| Gas types are adjustable over CS service software or CS data logger: | Air, nitrogen, argon, helium, CO2, oxygen, vacuum | 
| Measure range: | See table page 75 | 
| Accuracy: (m.v.: of meas. value) (f.s.: of full scale) | ± 1.5 % of m.v. ± 0.3 % of f.s. on request ± 1.0 % of m.v. ± 0.3 % of f.s. | 
| Operating temperature: | -30...110 °C probe tube -30...80 °C housing | 
| Operating pressure: | -1...50 bar | 
| Digital output: | RS 485 interface (Modbus-RTU), Optional: Ethernet-Interface PoE), M-Bus | 
| Analog output: | 4...20 mA for m³/h e. g. l/min; | 
| Pulse output: | 1 Pulse per m³ or per liter galvani- cally isolated. Pulse value can be set on the display. Alternatively, the pulse output can be used as an alarm relay | 
| Supply: | 18...36 VDC, 5 W | 
| Burden: | < 500 K | 
| Housing: | Polycarbonate (IP 65) | 
| Probe tube: | Stainless steel, 1.4301 Mounting length 220 mm, Ø 10 mm | 
| Mounting thread: | G 1/2“ | 
| Ø Casing: | 65 mm | 
| Mounting position: | any | 

Features
| Measurement of mass flow direct output of standard volume flow Highly accurate at small as well as higher flow rates Pressure and temperature compensated by the thermal mass flow principle Quick and easy installation via a ½" ball valve No moving parts, thus low maintenance Vanishingly low pressure drop due to vanishingly low blockage of the diameter Can be used for compressed air and non-corrosive gases such as nitrogen, oxygen, argon, helium, etc. | 
Contact US
 Xi'an Yunyi Instrument Co., Ltd
 E-mail: judy@369yb.com
 Phone/WhatsApp:0086 17602903009
 Add.: Room B11003, 10th Floor, Sihai Center, No. 424, Taihua North Road, Weiyang District, Xi'an 710021, Shaanxi,China
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