Bürkert Air-operated valve 178691 2000 Enclosure material Gunmetal Sealant PTFE 1 pc(s)
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Datasheet (PDF)
Highlights & Details
2/2-WAY ANGLE VALVE for media up to +180 °C, sleeve connection
- For media up to +180 °C
- High flow rate values
- Long service life
- Visual position indicator as standard
- Rotating drive head to align the control air connections
- Extensive drive size selection enables optimum economic drive combinations
- Schliessschlagarm at liquid flow under seat
Technical specifications
- Cable connection G 1/2"
- Nominal diameter 13 mm
- Drive Size Ø 50 mm
- Kv-Wert 4.2 m³/h
- Control pressure see pressure diagram in the data sheet
- 16 bar max. operating pressure of up to +180 °C
- Medium temperature -10 to +180 °C
- Ambient temperature -10 to +60 °C
- Product type
Air-operated valve
- Enclosure material
Gunmetal
- Connection
G1/2 sleeve
- Max. operating pressure
16 bar
- Operating temperature
-10 °C (min)
- Min. operating temperature
-10 °C
- Manufacturer part #
178691
- Drive size Ø
50 mm
- Size
50
- Operating pressure (min.)
0 bar
- Sealant
PTFE
- Function
2/2-way
- Weight
0.710 kg
- Media temperature (range)
-10 up to +180 °C
- Max. media temperature
+180 °C
- Media temperature (min.)
-10 °C
- Medium
Inert substances
- Nominal width
13 mm
- Features
P port connector (G1/4)
- Width
163 mm
- Height
140 mm
- Length
65 mm
- Control pressure (max.)
10 bar
- Control pressure (min.)
2 bar
- Max. ambient temperature
+40 °C
- Min. ambient temperature
-10 °C
- Operating principle
OFF (spring opened)
- KV value
70 l/min
Documents & Downloads
Datasheet
Datasheet 623977 Bürkert Air-operated valve 178691 2000 Enclosure material Gunmetal Sealant PTFE 1 pc(s)
User & Safety Instructions
User & Safety Instructions 623977 Bürkert Air-operated valve 178691 2000 Enclosure material Gunmetal Sealant PTFE 1 pc(s)
Description
The externally controlled angle valve consists of a pneumatically actuated piston drive and a 2-way valve housing. The proven even after resetting and maintenance-free stopfbuchspackung ensures high resistance and durability. The flow-angle casing allows high flow rate values.
This text is machine translated.
This text is machine translated.
Features
- 2/2-way angle valve with flow below the seating
- Spring force open
- Housing Material Bronze
- Drive Material polyamide
- Sealing material PTFE
- Can be used universally for liquids, gases and steam
- Viscosity max. 600 mm²/s
- Gland PTFE V-rings with spring compensation
- Any installation position, preferably drive upwards
- Control medium air and neutral gases
- Control air connection G 1/4"
Hints
The kv factor indicates the volume flow through a valve, measured in litres/min at 1 bar and at a water temperature between 5 and 30°C. The QNn factor indicates the gas volume flow, measured in litres/min