70085-1010-420 Velocity Sensor | AI-Tek Instruments

AI-Tek Instruments Passive Speed Sensor 70085-1010-420

The 70085-1010-420 delivers reliable speed monitoring in extreme high-temperature environments. This AI-Tek Airpax passive sensor generates strong voltage signals without external power. It maintains accurate performance across the widest industrial temperature ranges.

Product Information

• Part Number: 70085-1010-420
• Sensor Type: Passive Speed Sensor
• Manufacturer Brand: AI-Tek Instruments (Airpax)
• Product Condition: New Original Factory Packaging
• Lead Time: 1 to 10 working days shipment

Technical Specifications

• Sensor Length: 6.000 inches total length
• Output Voltage: 60 volts peak to peak standard
• Operating Temperature: -55 to +220 degrees Celsius
• Cable Length: 15 feet (4.57 meters) integrated
• Shipping Weight: 2.1 kilograms complete unit

Additional Technical Parameters

• Measurement Range: 0 to 15,000 RPM capability
• DC Resistance: 200 ohms maximum typical
• Frequency Response: 5 Hz to 8,000 Hz operational
• Target Material: Ferromagnetic steel required
• Installation Gap: 0.3 to 2.0 millimeters optimal
• Cable Rating: High temperature resistant
• Housing Material: Stainless steel construction

Key Features & Benefits

• Extended temperature range up to 220°C
• Passive design requires no external power
• Strong 60V P-P output for reliable signals
• Integrated 15-foot high temperature cable
• Robust construction for harsh environments

Industrial Applications

• High temperature motor monitoring
• Turbine and compressor speed measurement
• Industrial oven and furnace applications
• Steel mill and foundry equipment
• Power generation turbine monitoring
• Aerospace engine testing
• Chemical processing machinery

Installation Guide

• Mount sensor using high-temperature hardware
• Maintain 0.3-2.0mm gap from target surface
• Ensure proper alignment with gear teeth
• Route cable away from extreme heat sources
• Use high-temperature cable management
• Verify output signal quality after installation

Electrical Characteristics

• Power Requirement: None (self-generating)
• Output Signal: AC voltage proportional to speed
• Waveform Type: Sinusoidal AC pattern
• Load Impedance: 10k ohms minimum recommended
• Signal Processing: External conditioner needed

Compatibility Information

• Works with AI-Tek signal conditioning units
• Compatible with most speed monitoring systems
• Connects to PLC frequency input modules
• Interfaces with data acquisition systems
• Works with tachometer displays and controllers

Packaging & Shipping

• Factory original protective packaging
• Includes sensor with integrated cable
• Installation instructions provided
• Standard lead time 1-10 working days
• Worldwide shipping via FedEx, UPS, DHL
• Expedited shipping available

Frequently Asked Questions

• What is the maximum temperature rating? +220 degrees Celsius continuous operation.
• What output voltage does it generate? 60 volts peak to peak standard output.
• How long is the integrated cable? 15 feet (4.57 meters) high temperature cable.
• What is the typical shipment time? Usually ships within 1-10 working days.