Coax pneumatic valve 2/2 64Bar Brass Stainless 1/2-11/4 DN20
£345.74
Description
Coax Air Pilot Valve 2 Way – DN20 RSG 28020
A robust 2/2 way coaxial air pilot valve, normally closed (option normally open), designed for precise high-pressure control up to 64 Bar. Suitable for fluids under 500 CST and compatible gases, operated via 3–8 Bar air pilot.
Key Features
→ Function: 2/2 way, normally closed (option normally open)
→ Operation: Air pilot control 3–8 Bar via 1/4 BSP with Namur interface
→ Port Sizes: 1/2, 3/4, 1, or 1 1/4 BSP; optional NPT or flange
→ Orifice: 20 mm
→ KV Flow Factor: 145 L/min (based on water, 1 Bar pressure drop)
→ Pressure Range: 0–64 Bar (0–16 Bar reverse flow)
Construction & Media
→ Body: Brass (option Stainless steel 303 or 316L)
→ Internals: Stainless steel 316L
→ Seals: FKM and PTFE standard; optional EPDM
→ Water Seals: UHMW Polyethylene, wear-resistant, self-cleaning, max 80°C
→ Gaseous Seals: Fluoroloy® A21, low-friction, chemically compatible, max 80°C
→ Media Temperature: -10°C to +100°C
Optional Features
→ Model Options: 280A20 normally closed, 280B20 normally open
→ Accessories: Mounting brackets, inductive open/closed position switches with LED + 2 m cable, oil and grease free, modular manifold systems, custom solutions
Applications
The RSG 28020 coax air pilot valve is ideal for industrial systems requiring precise high-pressure air control, chemical resistance, and modular installation flexibility.
Technical Specification
Brand: RSG regel-und steuergeräte gmbh
Model: 28020
Width: 80.00 mm
Height: 80.00 mm
Depth: 215.00 mm
Weight: 4.00 kg
Valve / Product Type: Air Actuated Valve, Coaxial Valve
Body Material: Brass, Stainless Steel
Port Size: 1 thread, 1/2 thread, 11/4 thread, 3/4 thread
Function: 2/2 Normally Closed, 2/2 Normally Open
Operation: Direct Acting
Pressure: 0.02 Bar (20 mBar), 0.1 Bar (100 mBar), 0.2 Bar (200 mBar), 0.3 Bar (300 mBar), 0.4 Bar (400 mBar), 0.5 Bar (500 mBar), 0.6 Bar (600 mbar), 0.7 Bar (700 mBar), 0.8 Bar (800 mBar), 1 Bar, 1.2 Bar, 1.3 Bar, 1.4 Bar, 1.5 Bar, 1.6 Bar, 2 Bar, 2.5 Bar, 3 Bar, 3.5 Bar, 4 Bar, 4.5 Bar, 5 Bar, 5.5 Bar, 6 Bar, 6.5 Bar, 7 Bar, 7.5 Bar, 8 Bar, 8.5 Bar, 9 Bar, 10 Bar, 12 Bar, 13 Bar, 14 Bar, 15 Bar, 16 Bar, 17 Bar, 18 Bar, 20 Bar, 25 Bar, 30 Bar, 35 Bar, 40 Bar, 50 Bar, 60 Bar, 64 Bar
Seals: EPDM, NBR, PTFE (Teflon), FKM (Viton)
Media: Air, Fluid (Non Aggressive), Fluid (Slight Acid/Alkali), Gases (Non Aggressive), Oils + Fuels 50cSt Max, Fluid Thick 51>500cSt, Vacuum (High), Vacuum (Low), Vacuum (Medium), Water, Water (RO/Pure/Demin)
Options required: Bi-Directional Flow, Degreased, Manifold, Manual Override, Mounting Bracket, Mounting Holes, Position Feedback Closed, Position Feedback Open+Closed
Orifice: 20mm
