LPG sampling valve is designed for input of liquefied gas or other liquid under excess pressure into chromatograph evaporator. LPG SV is represented by 4 step valve in which a dose of sample loop installed. The valve is installed onto chromatograph injector. Loop of any volume can be installed on the valve. The change of loop can be fulfilled by operator. Loop volume is indicated on the label.
Photo: LPG sampling valve
The valve is supplied with a fitting that has a filter at the inlet for connection to the sampler (PGO type), with a throttle for liquid flow control, with a tube for connection of gas scheme. LPG SV can be automated by customer’s request.
- Loop volume - from 0,25 to 4,0 mcl (dose volume can be increased up to 10 mcl on customer’s request).
- Valve temperature - no more than 150 °C.
- Valve line pressure - no more than 0,48 МPа.
- Rotation angle of valve handle - 90 °C.