Model Interpretation

2300/20‑XX‑XX

2300/20: Base model (dual‑channel vibration, speed input, 4‑20 mA, Ethernet)

First XX (Options):

00: Standard (no intrinsic safety)

01: Intrinsically Safe (IS)

Second XX (Certification):

00: Standard

01: CSA/ATEX

Common part number: 2300/20‑00‑00

Technical Parameters

Mechanical

Form Factor: Stand‑alone, panel/wall‑mount

Dimensions (H×W×D): 127 mm × 127 mm × 76.2 mm

Weight: ~1.03 kg

Enclosure: Industrial plastic, NEMA 4X / IP65

Inputs

Vibration Channels: 2 (seismic: accel/velocity; or proximity: displacement)

Speed Channel: 1 (tachometer, 0–10 kHz; accepts prox/magnetic pickup)

Sensor Compatibility: Trendmaster® 2000 accel, 3300 proximitor, Velomitor

Frequency Response: 10 Hz – 1 kHz (seismic); 0–10 kHz (proximity)

Ranges:

Velocity: 0–50 mm/s pk

Displacement: 0–250 μm pp

Acceleration: 0–10 g pk

Accuracy: ±0.5% of reading

Outputs

Analog Outputs: 2 × 4‑20 mA (isolated, loop‑powered)

Relays: 6 programmable DPDT (Alert, Danger, Speed, Fault); 5 A @ 250 VAC

Buffered Outputs: 3 × BNC (raw sensor signals, EMI‑protected)

Event Log: 200‑entry (alarms, faults, events)

Power & Environmental

Power: 18–36 VDC (≈7.5 W)

Operating Temp: −30°C to +65°C

Humidity: 5%–95% RH, non‑condensing

Display: LCD (real‑time data) + LED (OK/Alert/Danger/Fault)

Communications

Ethernet: 10/100 Base‑T (Modbus TCP)

Serial: Modbus RTU (RS‑485)

Software: Configurable via Bently Nevada 2300 Series software

Core Functions

Dual‑Channel Vibration Monitoring: Seismic or proximity inputs for bearing housing or shaft vibration.

Integrated Speed Monitoring: Synchronous sampling for advanced diagnostics (nX harmonics).

Dual Alarm Thresholds: Independent Alert/Danger per channel with adjustable delays.

4‑20 mA & Ethernet Connectivity: Direct DCS/PLC integration + remote monitoring.

Sensor Fault Detection: Open/short/out‑of‑range detection with fault relay.

Advanced Diagnostics: Bandpass filters, nX vibration, real‑time trending.

Applications

Power Generation: Cooling tower fans, boiler fans, auxiliary pumps.

Oil & Gas: Auxiliary compressors, pumps, blowers, skid‑mounted equipment.

Water Treatment: Aeration blowers, ventilation fans, large pumps.

Manufacturing: Motors, conveyors, general‑purpose rotating machinery.

Retrofits: Replaces 1900/25, 1900/27; adds speed/extra channel capability.