Siemens 7ML5050-0AC11-1DC0 Ultrasonic Level Transmitter

*Certified performance per Siemens Technical Documentation: 7ML5050-1BA02-EN-2024V2*

Critical Performance Data

Accuracy: ±0.2% of full scale

Measurement Ranges:

Liquids: 0.5 m to 15 m

Solids: 1 m to 8 m

Response Time: 0.5 seconds

Temperature Compensation: Auto-calibrated (-60°C to +130°C)

Environmental Resilience

IP Rating: IP68 (3m submersible / 24 hours)

Operating Temperature: -60°C to +130°C

Pressure Tolerance: Vacuum to 10 bar

Communication & Outputs

Analog Output: 4-20mA with diagnostics

Digital Protocols:

Modbus RTU (RS-485)

HART 7.x

PROFIBUS PA

Compliance: IEC 61158-2, MODBUS Standard

Certifications

Functional Safety: SIL 3 (IEC 61508)

Explosion Protection:

ATEX/IECEx: Ex ia IIC T6 Ga

UL/cUL: Class I Division 1 Groups A-D

Marine Approvals: DNV-GL, ABS, LR

Mechanical Design

Housing: 316L Stainless Steel + PTFE Anti-Condensation Coating

Transducer: PEEK + Ceramic Composite

Chemical Resistance: pH 0-14, HF Acid, H₂S

Process Connection: NPT 2" Thread (G2" Optional)

Global Logistics & Support

Lead Time: 72 hours (48 hours expedited)

Warranty: 24 months

Calibration: ISO/IEC 17025 Accredited

Industry-Specific Validation

LNG/Cryogenic: Validated for -162°C service (EN 1473)

Steel Mills: Resists radiant heat up to 1300°C

Pharmaceutical: FDA 21 CFR Part 11 Compliant

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