The Ultraprobe 2,000 (UP2000) Multi-Purpose Ultrasonic Inspection System, engineered and manufactured by UE Systems Inc. (USA), is one of the most legendary, dependable, and widely deployed ultrasonic diagnostic instruments in the history of industrial predictive maintenance (PdM).

Renowned for its heavy-duty mechanical reliability and analog acoustic fidelity, the Ultraprobe 2,000 combines rugged industrial construction with exceptional signal responsiveness. Unlike digital screen instruments that rely on pixel refresh intervals, the UP2000 features a precision ballistic analog meter that delivers continuous, instantaneous visual feedback. This allows experienced reliability engineers and maintenance technicians to "feel" subtle micro-vibrations and acoustic transitions generated by mechanical friction in bearings, compressed air leak turbulence, or electrical flashover without digital latency.

Key Engineering Features & Operational Advantages:
- Highly Sensitive Ballistic Analog Meter: Dual-scaled faceplate displaying both a linear 0 - 100 scale and a logarithmic Decibel (dB) scale. The analog needle responds instantaneously to transient ultrasonic impulses, allowing inspectors to catch intermittent mechanical impacts in damaged bearings or erratic electrical arcing.
- Bi-Modal Meter Response Switch: Offers selectable operation between Real-Time mode for tracking continuous sound levels and Peak Hold mode to capture and freeze peak signal amplitudes, providing critical confirmation during steam trap cycling tests or high-voltage discharge diagnosis.
- Continuous Frequency Tuning (20 kHz to 100 kHz): A smooth, stepless analog frequency dial allows inspectors to sweep through the ultrasonic spectrum to filter out plant-floor background noise and lock onto the exact acoustic frequency of the fault (e.g., 40 kHz for air leaks, 25 - 30 kHz for mechanical bearing impacts, or 20 - 40 kHz for electrical corona).
- 10-Turn Precision Sensitivity Potentiometer: Provides an exceptionally wide dynamic range with 1000 numerically calibrated setpoints. This allows technicians to boost micro-leak signals from great distances or attenuate loud mechanical sounds to prevent meter saturation.
- Extruded Aluminum Pistol-Grip Chassis: Built entirely from heavy-duty extruded aluminum, providing superior mechanical shock resistance, rugged industrial protection, and comprehensive radio frequency / electromagnetic shielding (RFI/EMI Shielding) against harsh substation or refinery environments.
- Modular Quick-Connect Sensor Architecture:
  + Trisonic Scanning Module: Optimally configured for airborne ultrasound detection (compressed air/gas leaks, vacuum leaks, and electrical arcing).
  + Stethoscope Contact Module: Functions as a precision acoustic waveguide to transmit structure-borne ultrasound directly from internal mechanical parts (bearings, steam traps, valves, and gearboxes).
  + Rubber Focusing Probe: Narrows reception angles to pinpoint leaks in crowded pipe manifolds.
  + Optional Long Range Module (LRM-2) & Parabolic Dish: Provides high-gain directional scanning from extended distances, ideal for overhead distribution lines and outdoor electrical substations.

Typical Industrial Applications:
- Compressed Air, Gas & Vacuum Leak Auditing: Swiftly locates pressure and vacuum leaks from safe distances, saving thousands of dollars in compressor electrical energy costs annually.
- Bearing Condition Monitoring & Precision Lubrication: Detects early-stage mechanical friction faults (Stages 1 and 2 of failure) well before vibration sensors or heat signatures indicate defects; guides technicians to apply the precise amount of grease required, preventing both under-lubrication and over-lubrication.
- Steam Trap Testing & Pipeline Valve Inspection: Quickly determines whether steam traps are cycling properly, blowing live steam, or stuck closed (causing hazardous condensate water-hammer); verifies shut-off valve seat integrity.
- High-Voltage Substation & Switchgear Electrical Discharge Testing: Detects early-stage ionization phenomena such as corona discharge, surface tracking, and destructive arcing within medium-to-high voltage switchgear cabinets, dry-type transformers, and overhead transmission line insulators.
- Enclosure Integrity Testing: Pairs with an ultrasonic tone generator (such as the Warble Tone Generator WTG-1) to verify weather tightness and seal integrity in marine ship hatch covers, cleanrooms, aircraft cabins, and automotive vehicles.

• Manufacturer: UE Systems (UE Systems Inc.)
• Country of Origin: USA
• Product Line: Ultraprobe 2,000 Multi-Purpose Ultrasonic Inspection System
• Model Designation: Ultraprobe 2,000 (UP2000)
• Frequency Detection Range: 20 kHz to 100 kHz (Continuously adjustable via analog dial)
• Display Meter: High-sensitivity ballistic analog meter
• Scale Markings: Dual scale (Linear 0 - 100 scale and logarithmic Decibel dB scale)
• Meter Response Modes: Bi-modal selection (Real-Time and Peak Hold modes)
• Signal Processing Circuitry: Solid-state heterodyne frequency conversion circuitry
• Response Time: Less than 10 milliseconds (< 10 ms)
• Sensitivity Control: 10-turn precision potentiometer with 1000 numerically calibrated divisions
• Leak Detection Sensitivity: Detects a 0.005" (0.127 mm) diameter leak at 5 PSI (0.34 bar) at a distance of 50 ft (15 m)
• Standard Compliance: Meets and exceeds ASTM E1002 requirements for leak detection
• Audio Output: 1/4" heavy-duty phone jack supporting deluxe industrial noise-attenuating headphones
• Headset Included: DHC-2HH deluxe industrial noise-attenuating headphones (over 23 dB noise reduction rating)
• Standard Sensor Modules Included:
  - Trisonic Scanning Module (airborne leaks, electrical discharge)
  - Stethoscope Contact Module (bearings, steam traps, valves)
  - Rubber Focusing Probe (narrows scanning reception angle)
  - Stethoscope Extension Rod Kit (extension rods for deep mechanical reach)
  - Optional Accessories: Long Range Module (LRM-2), Ultrasonic Parabolic Dish, Warble Tone Generator (WTG-1)
• Power Source: High-capacity rechargeable, removable NiMH battery pack
• Continuous Operating Time: 10 to 14 hours of continuous operation on a single charge
• Operating Ambient Temperature Range: 0°C to 50°C (32°F to 122°F)
• Enclosure Construction: Heavy-duty extruded aluminum pistol housing with full RFI/EMI shielding
• Carrying Case: Heavy-duty Zero Halliburton aluminum industrial carrying case
• Pistol Unit Net Weight: Approximately 2.0 lbs (0.9 kg)
• Complete Carrying Case Kit Weight: Approximately 14.0 lbs (6.35 kg).