Norgren P64S-4GC-N1N Dump Valve - IP65 Sealed
Part Number: P64S-4GC-N1N
Quick Summary
P64S-4GC-N1N is a Norgren soft-start dump valve that precisely ramps downstream pressure during startup, ideal for pneumatic lines in automated machinery. Engineers often battle sudden pressure surges that compromise operator safety and shorten actuator life. Integrated IP65 protection (with sealed plug) and a robust zinc-alloy body supportwashdown durability, while a monitored micro switch provides feedback for safe automation and ISO 13849-1 risk assessment. With G1/2 ports, a 3/2 valve configuration, and a solenoid pilot with spring return, it integrates smoothly into existing systems, delivering predictable startup curves and measurable efficiency gains for industrial automation teams.
Product Information
Extended Description
P64S-4GC-N1N Norgren: Controlled increase of downstream pressure on start up | Monitored dump function | High forward flow capacity | High flow dump capacity | Soft start valves allow a controlled increase of pressure onto downstream cylinders/machines offering protection to personnel equipment | The positively driven micro switch ensures a monitored dump function
Medium
Compressed air
Operating Temperature
-20 ... 50 °C, -4 ... 122 °F
Operating Pressure
3 ... 10 bar, 43 ... 145 psi
Port Size
G1/2
Actuation
Solenoid pilot / Spring return
Gauge Port
Rc1/8
Valve operation
3/2
Materials - Body
Zinc alloy
Materials - Elastomers
Nitrile rubber
Certification - IP Rating
IP65 (with sealed plug)
Dimensions - Height
202 mm
Dimensions - Length
74 mm
Dimensions - Width
105 mm
Weight
2.3 kg
Country of Origin
Germany
Range
P64S
Series
Olympian Plus
Brand
IMI Norgren
MB004B
Quietaire heavy duty silencer male, R1/2
74504-50
Wall Bracket
Soft-start control gradually ramps downstream pressure during startup, reducing shock loads on cylinders and downstream tooling. This translates to smoother machine operation, lower maintenance costs, and safer commissioning in automated lines. Use this valve to protect personnel and sensitive actuators in pneumatic systems where controlled pressure rise is critical. Monitored dump function adds a feedback loop through the micro switch, delivering verifiable shut-off and fault indication. This improves safety auditing, prevents unintended dumps, and supports machine-safe start-up sequences, aligning with ISO 13849-1 risk assessment data in automation projects. High forward and dump flow capacity enables rapid venting and controlled pressure relief within tight process windows. Combined with a 3/2 valve arrangement and G1/2 port size, it integrates with standard industrial piping and modular automation without custom adapters, reducing installation time and accelerating integration into existing pneumatic circuits. Durable zinc-alloy body and nitrile elastomer seals withstand industrial washdowns and a wide operating temperature range (-20 to 50 °C). The IP65-rated sealed plug protects against dust and water ingress, helping sustain performance in harsh environments, while these materials support long service life and reduced replacement cycles. Easy mounting with wall bracket 74504-50 and compatible MB004B silencers simplifies retrofit projects and noise reduction. The Rc1/8 gauge port provides additional feedback or instrumentation access for technicians, and being part of the Olympian Plus line ensures consistency across multiple drop-in replacements in automation portfolios. From a total cost of ownership perspective, this valve helps reduce energy waste by delivering pressure only where needed and supports faster ROI across lines when retrofitted into existing systems.
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FAQs
Install the P64S-4GC-N1N by threading the G1/2 port into the host line and wiring the solenoid per the Norgren diagram. Use the 74504-50 wall bracket for secure mounting and the MB004B silencer to meet noise requirements. The Rc1/8 gauge port allows optional instrumentation access, while compatibility with standard Norgren fittings minimizes retrofit time.
Operating pressure is 3 to 10 bar (43 to 145 psi). The soft-start sequence reduces inrush, minimizing shock loads on cylinders and downstream components, lowering wear, reducing energy spikes, and enabling smoother, more reliable machine startups in automated lines.
Yes. The unit features IP65 protection with a sealed plug, supporting washdown and dusty environments when installed per guidelines. Ensure enclosure integrity and proper cabling to maintain protection during operation in harsher environments.
The product carries IP65 protection as a key certification. Norgren provides Iso 13849-1 functional-safety references in accompanying literature, supporting safety-system assessments. The datasheet does not list SIL or CE marks; verify regional compliance and any additional certifications required for your application.
By delivering controlled startup and monitored dump, downtime is reduced and maintenance intervals can be extended due to gentler pressure transitions and verifiable safety feedback. Retrofit with standard Norgren components minimizes spare-parts inventory, enabling faster ROI across lines and facilities.