I. Model Positioning

330980: 3300 XL NSv Series Proximity Sensor (Sensor)

50: Standard type, compatible with NSv probe

00: No built-in cable, requires 330130 series extension cable

Usage: Axial vibration / axial displacement / phase alignment monitoring for narrow spaces such as steam turbines, compressors, gearboxes, etc., suitable for small shaft diameters (<51mm).

II. Core Parameters

1. Electrical Characteristics

Measurement Principle: Electromagnetic Induction

Sensitivity: 7.87 V/mm (200 mV/mil)

Linear Range: 1.27 mm (50 mils)

Frequency Response: 0–10 kHz

Power Supply: -24 VDC ±10%

Output: -4 ~ -20 VDC (corresponding to clearance)

2. Mechanical and Environmental

Installation Thread: 1/4-28 UNF

Operating Temperature: -35°C ~ +100°C

Storage Temperature: -51°C ~ +177°C

Humidity: 95% without condensation

Shell: Stainless Steel, IP67

Weight: Approximately 0.255 kg

3. System Compatibility

Compatible Probes: 330900 Series NSv Probes (e.g. 330901-00-00)

Extension Cables: 330130-045 (4.5m) / 050 (5m) / 090 (9m)

Monitoring Racks: 3300 TSI, 3500 TSI

Monitoring Modules: 3500/40M (Vibration), 3500/50M (Phase Alignment / Speed)

III. Installation and Wiring Tips

Installation Clearance: Standard 1.0–1.5 mm; Recommended 1.25 mm

Wiring: Three-wire system (signal / common / ground); Single-ended grounding (at the sensor side)

Cable Curvature: Minimum radius ≥25 mm; Avoid hard folding

Installation Torque: 8–10 N·m