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Bulk Solids Level Switch | Rod Probe 400 mm | ATEX Certified | Double Relay Output | by SICK
The Bulk Solids Level Switch is designed for precise level detection in industrial applications, featuring a 400 mm rod probe and ATEX certification for hazardous areas. With a wide process temperature range of -50 °C to +250 °C and robust stainless steel construction, it ensures reliable operation in harsh environments, making it ideal for silos and process tanks.
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Technical Specifications
- Medium: Bulk solids
- Measurement type: Switch
- Probe length: 400 mm
- Process pressure: -1 bar to 16 bar
- Process temperature: -50 °C to +250 °C
- Fill material density: ≥ 0.02 g/cm³
- ATEX approval: II 1D, 1/2D, 2D Ex ta ta/tb tb IIIC Tx Da, Da/Db, Db
- Type examination: BVS 17 ATEX E 098 X
- Accuracy: ±10 mm
- Reproducibility: ≤5 mm
- Response time: 500 ms (standard), 100 ms (fast)
- MTBF: 4.17 million hours
- Supply voltage: 20 V DC to 72 V DC, 20 V AC to 253 V AC
- Power consumption: 5 mA to 30 mA
- Initialization time: < 2 seconds
- Connection type: M20 x 1.5
- Output signal: Double relay (DPDT)
- Hysteresis: 10 mm
- Output current: >10 µA; <3A AC, 1A DC
- Enclosure rating: IP66, IP67
- Wetted parts: Stainless steel 1.4404 / 316L
- Process connection: G 1 ½, DIN 3852-A, PN16 / 316L
- Housing material: Aluminum
- Sensor material: Stainless steel 316L, 318S
- Ambient operating temperature: -40 °C to +70 °C
- Storage temperature: -40 °C to +80 °C
- Dimensions (H x L x W): 50mm x 400mm x 50mm
- Weight: 1.5 kg
Key Features
- Rod probe type with 400 mm length for bulk solids measurement
- ATEX II 1D, 1/2D, 2D Ex ta ta/tb tb IIIC Tx Da, Da/Db, Db certification for hazardous areas
- Double relay (DPDT) output signal for versatile control integration
- High accuracy with ±10 mm sensor element precision and ≤5 mm reproducibility
- Robust stainless steel 316L wetted parts and aluminum housing
- Wide process temperature range from -50 °C to +250 °C
- Process pressure tolerance from -1 bar to 16 bar
- IP66 and IP67 enclosure rating for dust and water protection
Professional Installation Requirements
- Installation by qualified personnel is required to ensure compliance with safety and ATEX hazardous area regulations.
Applications
- Bulk solids level detection in industrial process tanks and silos
- Suitable for use in harsh environments with ATEX hazardous area approval
- Process industries requiring reliable level switching for powders and granules
Standards & Compliance
- Complies with AS/NZS 4801 – Occupational Health & Safety Management Systems
Environmental Benefits
- Durable construction reduces replacement frequency and waste
- Low power consumption (5 mA to 30 mA) minimizes energy use
- Reliable operation reduces risk of process spills and contamination
Warranty Information
Standard manufacturer warranty applies, typically 12 months from date of purchase.
Available Now
The SICK LBV331-GXBGDRAMX0400 level switch is available for immediate purchase, ideal for industrial bulk solids level measurement applications.
