Mass Flow Online - Model Flow-Adjust - NV-400-SR -Standard Resolution Needle Valve

Ranges

• Model Kv Cv: NV-400-SR: 9.0E-2: 1.05E-1

• Compact needle valve in aluminium housing
• Leak-free valve
• Spring loaded, non rising adjustment stem with 56-pitch thread provides smooth, non-reversing flow characteristics and 15-turn resolution
• Non-rotating stainless steel valve pin with precision ground flat gives exact control
• Degreased for O2 use
• Valve pin o-ring guarantees positive shut-off without stem damage
• Self-lubricating orifice liner assures long life
• Valve knob included for easy adjustment
• Two M4 female threads in the bottom of the housing for solid fixation
• Suitable for gases and liquids

• High Resolution Needle Valve
• packing box
• FLOW-ADJUST Leaflet
• (optional) fittings

Measurement/control system:

• Flow range: based on Air 40 In/min, 40 SLM,: based on Water 1500 m l/min, 23 GPH
• Pressure rating: 0.. 10bar(g),0.. 150psi(g)
• Temperature rating: 0.. 70 °C, 32.. 158 °F
• Leak integrity, outboard: Each valve is thoroughly tested to a bubble tight leak: tested with new unused needle valves

Mechanical parts:

• Material (wetted parts):
• Body: aluminium
• Needle: SS316
• Valve needle holder: Brass
• O-rings: Buna-N
• Orifice: Brass with Fluorosint liner
• degreased for use on oxygen (02)
• Process connections: G 1/4" BSPP female
• Resolution: 7 turns
• Closing: Clockwise

The fields of application for FLOW-ADJUST are:

• Waste water treatment applications
• Drinking water treatment
• Process control
• Flow regulation of gases
• diverse other applications...