|Nominal diameter (DN)||from 50 to 300 mm (400 mm under special order)|
|Measurement range of gas flow velocity||from 0,15 to 40 m/s|
|Number of channels||2|
|Operating gauge pressure||1,6 MPa; 6,3 MPa, 10 MPa and 16 MPa|
|Limits of permissible relative error,of the Flowmeter, for range,of flow rate|
|from Qt to Qmax||± 1%|
|from Qmin to Qt (included)||± 2%|
- two low-frequency (LF), to 20 Hz;
- one high (HF), to 2 кHz;
|Type “Dry Contact” Voltage from 5 V to 28 V,
current - up to 20 mA
|Temperature gas measurement||Resistive,Temperature ensor, Pt100, corresponding to standard DIN EN 60751, class A|
|Pressure measurement of gas||Tensoresistive
absolutepressure sensor with temperatue correction
|Absolute basic error of temperature measurement||± 0,15°С|
|Derived basic error of pressure measurement||Not more than,±,0,1 %|
|Communication channels||Interface RS-232/RS-485;
Data transfer protocol, ModBus RTU;
Data rate, upto 115200 bits/s;
|Power supply||Buil-in lithium battery of capacity 2x19 A*h, (provides operation for 4 years)|
|Optional power supply from an external source||16 - 24 VDC;
current consumption – up to 100 мА
|Ingress,Protection of casing as per GOST 14254||IP67|
|Ambient Temperature||from -30°С to 55°С|
|DN, mm||Dimension type||Value of flow rate, m3/h|
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