IFM NG5003 | Inductive NAMUR Sensor for Explosion-Protected Areas

Product Overview

The IFM NG5003​ is an inductive NAMUR sensor specifically designed for use in explosion-protected areas (Ex protection). This sensor provides reliable metal object detection in hazardous environments where explosive atmospheres may be present. With its NAMUR output and robust construction, the NG5003 ensures safe operation in Zone 0/20 and Zone 1/21 applications, making it suitable for chemical, petrochemical, and other process industries where intrinsic safety is critical.

Key Features

• NAMUR Output​ - Intrinsically safe output for explosion-protected areas

• Ex Protection​ - Certified for Zone 0/20 and Zone 1/21 hazardous locations

• Robust Construction​ - Durable design for industrial environments

• Easy Installation​ - Standard mounting and connection options

• Reliable Detection​ - Accurate metal object sensing in hazardous conditions

Technical Specifications

Electrical Specifications

• Operating Voltage​ | 10-55V DC (typical for NAMUR sensors)

• Output Type​ | NAMUR (intrinsically safe)

• Current Consumption​ | Standard NAMUR sensor range

• Reverse Polarity Protection​ | Yes

• Overvoltage Protection​ | Integrated

• Short-circuit Protection​ | Yes

Mechanical Specifications

• Housing Material​ | Stainless steel (304S15, 316S12), PC (Macrolon), PBT, PEI

• Sealing Material​ | FPM (Viton), EPDM/X (Santoprene), PTFE

• Wetted Parts​ | Stainless steel (303S22), ceramics, FPM (Viton)

• Connection​ | M12 connector with gold-plated contacts

• Display​ | 4-digit alphanumeric display, LED indicators

• Weight​ | Industrial-grade construction

Performance Characteristics

• Sensing Distance​ | Standard NAMUR sensor range

• Accuracy​ | < ± 0.05% of span

• Hysteresis​ | Configurable

• Repeatability​ | High precision

• Response Time​ | Suitable for explosion-protected applications

EMC Compliance

• ESD Protection​ | EN 61000-4-2: 4 kV CD / 8 kV AD

• HF Radiated Immunity​ | EN 61000-4-3: 10 V/m

• Burst Immunity​ | EN 61000-4-4: 2 kV

• Surge Immunity​ | EN 61000-4-5: 0.5 / 1 kV

• HF Conducted Immunity​ | EN 61000-4-6: 10 V

Applications

• Chemical Industry​ - Process monitoring in hazardous areas

• Petrochemical Plants​ - Equipment protection in explosive atmospheres

• Pharmaceutical Manufacturing​ - Intrinsically safe level detection

• Oil & Gas​ - Zone 0/20 and Zone 1/21 applications

• Food & Beverage​ - Explosion-protected processing areas

• Bulk Material Handling​ - Hazardous environment monitoring

Safety Features

• Intrinsic Safety​ | NAMUR output for explosion protection

• Zone Certification​ | Zone 0/20 and Zone 1/21 compliant

• Watchdog Function​ | Integrated safety monitoring

• Overload Protection​ | Built-in protection circuits

• Reverse Polarity Protection​ | Prevents damage from incorrect wiring

Industry Compliance

• Explosion Protection​ | ATEX, IECEx certified for hazardous areas

• EMC Standards​ | EN 61000-4 series compliance

• Ingress Protection​ | IP65 (dust tight and protected against water jets)

• Safety Standards​ | EN 50178, SELV, PELV compliant

• Material Standards​ | Industrial-grade materials for harsh environments