Pressure Relief & Flow Control Solution — SENTRY VREL-11M | VREL Series
The SENTRY VREL-11M is a precision-engineered control valve designed for demanding industrial environments where accurate pressure relief and flow regulation are mission-critical. Trusted by process engineers and system integrators worldwide, the VREL-11M delivers consistent, repeatable performance across a wide range of operating conditions.
Where This Product Is Used
The SENTRY VREL-11M is specified across a broad spectrum of industrial applications:
- Oil & Gas Processing — Wellhead pressure management, pipeline overpressure protection, and separator control loops
- Chemical & Petrochemical Plants — Reactor feed control, solvent handling systems, and corrosive media flow regulation
- Water & Wastewater Treatment — Pump discharge pressure relief, filtration system bypass, and distribution network balancing
- Power Generation — Steam pressure control, cooling water circuits, and boiler feed regulation
- Pharmaceutical & Food Processing — Hygienic flow control in CIP/SIP systems and sterile process lines
- HVAC & Building Utilities — Chilled water and hot water circuit pressure management in commercial facilities
- Pulp & Paper — Digester pressure relief and bleaching chemical dosing control
Technical Specifications
| Parameter | Specification |
|---|---|
| Model | VREL-11M |
| Brand | SENTRY |
| Series | VREL |
| Valve Type | Control Valve (Pressure Relief / Flow Regulation) |
| Body Weight | Approx. 500 g |
| Actuation | Please confirm: pneumatic / electric / manual (contact us) |
| Connection Type | Please confirm: threaded / flanged / tri-clamp (contact us) |
| Pressure Rating | Consult datasheet or contact Konmask for full ratings |
| Temperature Range | Consult datasheet or contact Konmask for full ratings |
| Media Compatibility | Liquids, gases, steam (confirm with application details) |
| SKU | VREL-11M |
Need the full datasheet? Contact our engineering team for complete technical documentation.
Why Engineers Specify This Model
- Reliable Overpressure Protection — The VREL-11M provides consistent set-point actuation, protecting downstream equipment from pressure excursions
- Compact & Lightweight Design — At ~500 g, it integrates easily into space-constrained control panels and skid assemblies
- Broad Media Compatibility — Suitable for liquid, gas, and steam service across multiple industries
- Low Maintenance — Robust internal construction minimizes wear and extends service intervals in continuous-duty applications
- Drop-in Replacement Ready — VREL series dimensional standards allow direct substitution in existing piping layouts
- Proven SENTRY Reliability — SENTRY’s VREL series is a recognized standard in process safety and flow control engineering
Complete System Bill of Materials
For a fully functional pressure relief or flow control loop using the VREL-11M, engineers typically specify:
- SENTRY VREL-11M Control Valve (this unit)
- Actuator — pneumatic positioner or electric actuator (application-dependent)
- Pressure transmitter / differential pressure sensor
- Process controller or PLC (e.g., Siemens S7, Allen-Bradley ControlLogix)
- Isolation valves (upstream & downstream)
- Strainer / filter (upstream protection)
- Valve position indicator / limit switches
- Instrument air supply unit (for pneumatic actuation)
Konmask can source compatible components across all major automation brands. Request a complete BOM quote.
Compliance & Industry Standards
- Designed in alignment with IEC 60534 (Industrial-process control valves)
- Compatible with ANSI/ISA-75 control valve sizing and selection standards
- Suitable for use in SIL-rated safety loops (confirm SIL level with SENTRY documentation)
- CE marking applicability — confirm with product datasheet for your region
- RoHS compliance — confirm with SENTRY for specific material declarations
Quality Assurance & Sourcing
- Authentic OEM Parts — All SENTRY products at Konmask are sourced through verified industrial supply channels
- Inspection & Testing — Units are inspected prior to dispatch; test reports available on request
- Traceability — Full lot traceability maintained for quality-critical and safety-instrumented system applications
- Warranty — Standard manufacturer warranty applies; extended coverage available — contact us for details
- Packaging — Ships in original or equivalent protective packaging to prevent transit damage
How to Source This Part
- Confirm your application — Share your process conditions (pressure, temperature, media, flow rate) with our team
- Request a quote — Email support@konmask.com or call +0086 19859288691
- Receive datasheet & lead time — We provide full technical documentation and delivery timeline before order confirmation
- Place order — Secure checkout via Konmask.com or direct invoice for B2B accounts
- Track & receive — Shipment tracking provided; expedited options available for urgent requirements
Application-Specific FAQ
Q: Can the VREL-11M handle corrosive media?
A: Media compatibility depends on the valve body and trim material. Contact us with your specific media details and we will confirm suitability or recommend an alternative VREL variant.
Q: Is this valve suitable for safety-instrumented systems (SIS)?
A: The VREL series can be integrated into SIS loops. Please request the SENTRY SIL certification documentation for the VREL-11M to confirm the applicable SIL level for your application.
Q: What actuator is compatible with the VREL-11M?
A: The VREL-11M supports both pneumatic and electric actuators. Share your control signal type (4–20 mA, 0–10 V, on/off) and we will recommend the correct actuator pairing.
Q: Can I get a replacement for a different VREL model?
A: Yes. Konmask stocks multiple VREL series variants. Provide your existing model number and we will identify the correct replacement or equivalent.
Q: What is the lead time for the VREL-11M?
A: Lead time varies by stock availability. Contact us for current inventory status and expedited shipping options.
Q: Do you supply to OEMs and system integrators?
A: Yes. Konmask serves OEMs, EPC contractors, and system integrators with volume pricing, consolidated shipments, and dedicated account support.
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Original Source: https://Konmask.com
Contact: support@konmask.com | +0086 19859288691
