144-202-000-136 Vibro Meter | Piezoelectric Accelerometer

Vibro Meter 144-202-000-136 High-Performance Industrial Accelerometer

Critical Performance Metrics

• Measurement Range: 0.01 to 400 g peak
• Overload Protection: Withstands 500 g peak spikes
• Shock Survival: ≤1000 g peak (1 ms duration)
• Linearity Accuracy: ±1% in lower range, ±2% to 400 g
• Transverse Sensitivity: ≤3% for precise directional measurement
• Insulation Resistance: 10⁹ Ω minimum for signal integrity

Advanced Technical Specifications

• Brand & Series: vibro meter
• Model Designation: 144-202-000-136
• Sensitivity Rating: 100 pC/g ±5% at 120 Hz reference
• Frequency Coverage: 0.5 to 6000 Hz (±5% tolerance)
• Resonant Performance: >22 kHz nominal frequency
• Temperature Operation: -55°C to +260°C continuous
• Short-Term Survival: -70°C to +280°C extreme limits

Construction & Durability

• Hermetically welded austenitic stainless-steel housing
• Heat-resistant stainless-steel protection hose system
• Symmetrical shear-mode polycrystalline sensing element
• Internal case insulation with differential output
• Sealed assembly resistant to humidity and contaminants
• Impervious to oil, steam, and sea-salt atmospheres

Electrical Characteristics

• Power Requirements: None - self-generating sensing principle
• Signal Transmission: 2-pin insulated charge output system
• Sensor Capacitance: 5000 pF pin to pin configuration
• Cable Capacitance: 105 pF/m pin to pin characteristic
• Recommended Electronics: IPC70x signal conditioner series
• Isolation: 10 pF pin to case ground capacitance

Mechanical Configuration

• Housing Material: Austenitic stainless steel 1.4441
• Total Weight: 250 grams (sensor unit only)
• Cable Specification: 135 g/m with integral construction
• Cable Length: 20 meters continuous integral cable
• Mounting System: Four M6 × 35 Allen screw points
• Installation Torque: 15 N•m nominal tightening specification
• Connection Type: Flying leads for direct wiring

Environmental Compatibility

• Certification Level: Ex version for explosive atmospheres
• Humidity Resistance: 100% RH impervious construction
• Contaminant Protection: Dust, fungus, and sand resistant
• Base Strain Sensitivity: 0.15 × 10−³ g/µε at 250 µε
• Temperature Compensation: 0.25%/°C to 0.1%/°C gradient

Technical Support & Applications

• What industrial applications suit the 144-202-000-136?
  Heavy machinery monitoring, hazardous area vibration analysis, and extreme environment measurement.
• How does the 20-meter cable affect performance?
  The integral low-noise cable maintains signal integrity over the full length with specified capacitance.
• What mounting accessories are required?
  Four M6 × 35 Allen screws and M4 spring-lock washers for secure installation.
• Can the 144-202-000-136 handle high-temperature environments?
  Yes, continuous operation to 260°C with short-term survival to 280°C.
• What makes this Ex version different?
  Certified for potentially explosive atmospheres with enhanced safety features.

For detailed technical consultation contact: sales@nex-auto.com