Endress+Hauser Flowphant T DTT31 Thermal Flow Switch (DTT31-A1C111AE2CAB): 100% Genuine Global Supply for Precision Liquid Flow Monitoring
Endress+Hauser Flowphant T DTT31 (Order Code: DTT31-A1C111AE2CAB) is an intelligent thermal flow switch engineered for safe, low-loss measurement, digital display, and real-time monitoring of liquid flow rates and temperatures in industrial process lines. Featuring a 100 mm insertion length, G 1/2″ process connection, combined 4–20 mA analog output with PNP switching, and a 310° rotatable digital display, the DTT31 delivers high measurement accuracy across liquid velocities from 0.03 to 3 m/s with virtually no pressure loss.
As a premier global exporter of authentic Endress+Hauser process instrumentation, we guarantee that every E+H DTT31-A1C111AE2CAB unit we export is 100% original, brand new, and factory-sealed, offering absolute quality assurance alongside highly competitive international B2B wholesale pricing.
Key Features & Product Highlights
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Thermal Measurement Principle: Accurately monitors relative mass flow rates of liquid media (0.03 to 3 m/s) with virtually zero process pressure loss.
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Dual Signal Output: Configured with 1x PNP transistor switch output alongside a standardized 4–20 mA analog output for process monitoring or percentage flow reporting.
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Rotatable High-Visibility Housing: Top housing rotates 310° and the digital LED/LCD display flips orientation, ensuring effortless reading regardless of pipe installation position.
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Heavy-Duty Pressure Rating: Designed to withstand continuous operating process pressures up to 100 bar (1,450 psi) in demanding fluid lines.
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Seamless Field Configuration: Fully compatible with E+H FieldCare software for rapid device setup, diagnostic checks, and parameter parameter backup.
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100 mm Insertion Sensor Stem: Standard G 1/2″ male thread with 100 mm insertion depth for reliable immersion into cooling and process pipes.
Comprehensive Technical Specifications
| Parameter Category | Specification Details |
| Product Model | Endress+Hauser Flowphant T DTT31 |
| Complete Part Number | DTT31-A1C111AE2CAB |
| Measuring Principle | Thermal liquid flow sensing |
| Sensing Flow Range | 0.03 m/s to 3.0 m/s (0.1 to 9.84 ft/s) |
| Max Process Pressure | 100 bar (1,450 psi) |
| Process Connection | Male G 1/2″ Threaded (100 mm insertion probe length) |
| Output Type | 1 x PNP Switch + 1 x 4–20 mA Analog Output |
| Operating Voltage | 18 to 30 V DC |
| Medium Temp Range | -20 °C to +85 °C (-4 °F to +185 °F) | CIP-able to 130 °C |
| Electrical Connector | Standard M12 4-pin Plug |
| Housing / Body Material | Stainless Steel / PBT with 310° rotation |
| Ingress Protection | IP66 / IP67 |
Primary Industrial Applications
The E+H Flowphant T DTT31 flow switch is widely deployed across critical process and manufacturing infrastructure:
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Cooling Water Systems: Real-time monitoring of cooling water circulation in pumps, heat exchangers, turbines, and compressors.
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Pump & Lubrication Protection: Early detection of flow reduction or dry-running conditions in heavy industrial lubrication circuits.
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Pipeline Leak Detection: Instant monitoring of fluid loss and unexpected flow drops in process supply lines.
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Beverage & Chemical Filtration: Monitoring filter loading and flow status in hygienic and auxiliary process utility loops.
Global Export Advantages: Absolute Quality & Competitive Pricing
We are a premier international exporter of Endress+Hauser process automation, sensors, and instrumentation, serving plant managers, EPC contractors, and regional distributors worldwide. When you procure the E+H DTT31-A1C111AE2CAB through our direct supply chain, you receive unmatched commercial guarantees:
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100% Genuine & Factory Sealed Guarantee: We provide complete quality assurance. Every Endress+Hauser instrument is guaranteed to be authentic, brand new, and delivered in its original factory box with full serial number traceability and compliance documentation.
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Highly Competitive Global Pricing: Our direct high-volume sourcing allows us to offer exceptionally competitive B2B wholesale pricing, significantly optimizing your MRO and automation procurement costs.
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Express Worldwide Shipping: We maintain ready stock to ensure fast international dispatch via top logistics carriers (DHL, FedEx, UPS, Air Freight) directly to your project site or port of entry.
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Dedicated Technical Support: Our multi-lingual technical team processes inquiries rapidly, issuing official quotes with detailed datasheets within 1 to 2 hours.



