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Serie 3516 Fluid diaphragm valve catalog

Technical Data

Valve Type: 2-way 2-position internal pilot operated solenoid valve normally closed or normally open.
Connections: 1/4″ NPT 3/8″ NPT 1/2″ NPT.
Orifice Sizes / Flow Factor (Cv): 16 mm / 4.5 Cv.
Pressure Range:
- Water: 0.7 to 12.4 bar (NC) 10.3 bar (NO).
- Air: 0.7 to 8.6 bar (NC) 10.3 bar (NO).
Temperature Range:
- Medium: Up to +60°C.
- Ambient: +10°C to +50°C.
Response Time: 80 to 120 ms (full cycle).
Media: Air light oils noble gases water (contact factory for compatibilities).
Manual Override: Turn lock (normally open version only).
Protection Class: IP65 (IEC 144) NEMA 4 (dust-tight and water-resistant with electrical connector).
Mounting: On pipe.
Materials:
- Elastomers: FKM NBR EPDM FKM FDA* NBR NSF* EPDM NSF*.
- Operator Parts: 300 and 400 Series Stainless Steel.
- Shading Ring: Copper (others available on request AC only).
- Springs: 300 Series Stainless Steel.
- Valve Body: Low-lead Brass (suitable for potable water applications).
Coil Specifications:
- Duty Cycle: Continuous (within specifications).
- Encapsulation: Glass-Filled Nylon.
- Insulation: Class F.
- Power: 6.5 Watts (DC) 8.5 VA (AC).
- Voltage: 12 24 VDC 24 120 220 240 VAC 50/60 Hz.
- Voltage Tolerance: ±10% Nominal.
- Winding: Class H.
Connections: DIN Style “A” EN175301-803 flying leads (PVC 22 AWG multi-strand copper wire 300V 12″ minimum length).
Flow Capacity (water at 12.4 bar):
- 1/4″: 98.4 m³/h.
- 3/8″: 121.1 m³/h.
- 1/2″: 132.5 m³/h.

Series 3516 Liquid Diaphragm Valve 1/4“ – 1/2” 0.7 – 12 bar

The 3516 series diaphragm valves by Spartan Scientific provide the highest flow for the smallest size in their class compared to competitive units. These 2-way 2-position valves are designed with modern technologies and materials and feature a low-lead brass body that is media-compatible robust and virtually indestructible. The valves are available with 1/4″ 3/8″ and 1/2″ NPT connections and offer an excellent solution for controlling inert gases water and compatible fluids.