Meggitt Vibro-Meter TQ902 111-902-000-012 Proximity Sensor

Meggitt Vibro-Meter TQ902 Compact Proximity Sensor

The Meggitt Vibro-Meter 111-902-000-012 TQ902 proximity sensor offers compact design with precision measurement capabilities. This industrial sensor features a 92mm body length with 3/8"-24UNF threading for space-constrained applications requiring reliable machinery protection.

Key Features and Benefits

• The 111-902-000-012 TQ902 sensor utilizes eddy-current technology for non-contact measurement.
• It features a compact 92mm body length with 3/8"-24UNF threading.
• This system delivers DC to 20 kHz frequency response for accurate vibration monitoring.
• Temperature-compensated design ensures stable performance across wide temperature ranges.
• The sensor provides both voltage and current output options with short-circuit protection.
• It fully complies with API 670 5th edition standards for industrial machinery protection.

Detailed Technical Specifications

• Brand: Meggitt (Vibro-Meter)
• Product Type: Proximity Measuring System
• Model Number: 111-902-000-012-A1-B6-C092-D2-E500-F0-G0-H05
• Sensor Model: TQ902 Proximity Sensor
• Body Thread: 3/8"-24UNF industrial thread
• Body Length: 92 mm compact design
• Unthreaded Length: 2 mm minimum
• Cable Length: 500 mm ±50 mm integral cable
• Total System Length: 5 meters complete system
• System Weight: 0.22 kg lightweight construction
• Frequency Response: DC to 20 kHz (-3 dB)
• Operating Temperature: -40°C to +180°C sensor range

Physical Dimensions & Construction

• 92mm compact body length ideal for space-limited installations
• 3/8"-24UNF thread provides secure mounting in industrial applications
• Minimum 2mm unthreaded length for flexible mounting positioning
• Stainless steel body (AISI 316L) with PPS thermoplastic tip
• 8mm diameter wire coil for precise eddy-current measurements
• FEP covered 70 Ω coaxial cable with 3.6mm diameter

Environmental Specifications

• Operating temperature from -40°C to +180°C for the sensor element
• Short-term survival capability up to 220°C for 2 hours maximum
• IP68 protection rating for sensor tip and integral cable connection
• Vibration resistance: 5 g peak between 10 and 500 Hz
• Shock resistance: 15 g peak (half sine-wave, 11 ms duration)
• Maximum pressure rating: 6 bar (100 psid) between sensor tip and body

Electrical Performance

• Requires high-frequency power from IQS900 signal conditioner
• Current-signal transmission capable over 1 kilometer distances
• Optional diagnostic circuitry for detecting system faults
• Suitable for SIL 2 safety applications per IEC 61508 standards
• Category 1 PL c compliance according to ISO 13849
• Measurement drift less than 5% across -30°C to 150°C range

Installation & Mounting

• Compact 92mm body enables installation in tight spaces
• 3/8"-24UNF thread provides industry-standard mounting capability
• Self-locking miniature coaxial connectors for secure connections
• Factory calibration at +23°C ±5°C using VCL 140 steel target
• Optional stainless-steel hose with FEP sheath for extra protection
• Hand-tighten connectors until locked for proper installation

Packaging and Shipping

• Complete Meggitt 111-902-000-012 TQ902 proximity sensor system
• All necessary connectors and installation accessories included
• Robust industrial packaging ensures damage-free transportation
• Worldwide shipping via FedEx, UPS, and DHL carrier services
• Lightweight 0.22kg system reduces shipping costs

Frequently Asked Questions (FAQ)

• What are the physical dimensions? Features 92mm body length with 3/8"-24UNF thread.
• What is the cable length? Includes 500mm integral cable with 5m total system.
• What is the system weight? Total weight is only 0.22 kg.
• What temperature range? Operates from -40°C to +180°C.
• Is it safety rated? Yes, suitable for SIL 2 safety systems.