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Type 650
Tubular flow sight glass type 650
SHORT DESCRIPTION -TUBULAR FLOW SIGHT GLASS, SCREW CONNECTION (DIN 11851)
Tubular flow sight glass to be mounted on DIN 11851 piping. Tubular sight glasses of type 640 are suitable for installation in DIN 11851 piping and suitable for up to 10 bars of operating pressure. Apart of connection itself, sight glasses are without liquid traps.
The flanges are clamped together using threaded rods. Rods also supports the flanges longitudinally to prevent excessive force on the glass tube, ensuring a long service life of the device.
The ACI tubular sight glass with connections to DIN 11851 Type 650 is based on our proven type 620, but is intended for installation with milk tube fittings in various variants. The fittings are available in four variants:
- version A - with external and internal threads,
- version B - with both external threads,
- version C - with both internal threads,
- version D - without threads (for welding).
The type 640 can operate at pressures up to 10 bar. It is available for flanges from DN10 to DN150.
The sight glasses are without liquid traps if correctly installed.
Material:
Flanges:
- 1.4404 or 1.4301/7
Glass:
- borosilicate glass 3.3
Gasket:
- Viton, PTFE, EPDM, graphite or according to agreement.
Optional:
- impact protection jacket or grid impact protection
Shape:
- Flow-through tubular sight glass with connections on both sides according to DIN 11851 for installation in pipelines.
Nominal size:
- DN10 to DN150
Nominal pressure:
- see data sheet
Temperature:
- max. 120°C depending on gasket
Option:
- Optional versions are possible.
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