Product Short Description
Product Brief Introduction
This integrated standalone unit integrates dual seismic/proximity measurement channels, independent speed measurement channel, local LCD display, programmable alarm relays, standard 4–20 mA analog outputs, buffered diagnostic signal outputs and Ethernet Modbus communication.
Description
Basic Identification Parameters
- Brand: Bently Nevada
- Part Number: 2300/20-00
- Product Series: 2300 Series Standalone Vibration Monitor
- Product Type: Integrated Multi-Channel Vibration & Speed Condition Monitor
- Origin: United States
- Product Weight: 0.85 kg
- Factory Warranty Period: 12 months original factory warranty
- Overall Dimensions: 145 mm × 110 mm × 58 mm
- Mounting Mode: Standard 35 mm DIN rail mounting
- Protection Grade: IP66 / NEMA 4X
- Certifications: CE, UL, CSA, API 670 Compliant
- MTBF: >50,000 operating hours
Electrical Specifications
- Operating Power Supply: 18–36 V DC wide input, nominal 24 V DC
- Total Power Consumption: 6.5 W maximum
- Input Channels:
- 2 independent seismic/proximity measurement channels
- 1 dedicated speed measurement channel
- Supported Input Sensors: Velomitor velocity sensors, ICP piezoelectric accelerometers, 3300 XL/NSv proximity probes, magnetic speed pickups, proximity switches
- Isolation Level: 1500 Vrms channel-to-power isolation
- Analog Outputs: 2 independent 4–20 mA DC loop-powered outputs (corresponding to 2 vibration channels)
- Relay Outputs: 2 independent SPDT alarm/danger relay contacts
- Relay Contact Rating: 5 A @ 250 VAC, 5 A @ 30 VDC
- Diagnostic Outputs: 3 BNC buffered transducer signal outputs for oscilloscope diagnosis
- Communication Interface: 10/100 Base-T Ethernet, Modbus TCP/IP protocol
- Measurement Accuracy: ±0.5% Full Scale
- Signal Response Time: <20 ms
- Terminal Connection: Pluggable anti-loosening green screw terminals
Measurement & Frequency Specifications
- Vibration Frequency Response Range: 10 Hz – 1000 Hz (±3 dB tolerance)
- Accelerometer Input Range: 2–80 g peak
- Velocity Measurement Range: 0–152 mm/s peak
- Proximity Displacement Range: 0.25–1.65 mm linear range
- Speed Measurement Range: 1 RPM – 120,000 RPM
- Built-in Filters: Configurable high-pass / low-pass anti-interference filters
- Local Display: Integrated LCD screen for real-time vibration value, speed value and status display
Environmental Specifications
- Operating Temperature Range: -40 ℃ to +70 ℃
- Storage Temperature Range: -55 ℃ to +85 ℃
- Operating Humidity: 5%–95% RH, non-condensing
- Shock Resistance: 10 g peak anti-vibration performance
- Electromagnetic Compatibility: Fully meets industrial EMC anti-interference standards
Core Functional Features
- 3-Channel Integrated Monitoring Architecture
Dual seismic/proximity vibration channels + 1 independent speed channel, realizes synchronous monitoring of casing absolute vibration, shaft relative vibration and rotating speed.
- Multi-Sensor Universal Compatibility
One monitor adapts to velocity sensors, accelerometers, proximity probes and speed pickups, meets diversified on-site monitoring requirements.
- Local Real-Time LCD Display
Built-in LCD screen directly shows measured vibration, speed values and operating status on site, no upper computer required for on-site viewing.
- Dual Programmable Alarm Relays
Supports independent configuration of alert alarm and danger trip setpoints for each channel, with independent relay output for equipment interlock protection.
- Dual 4–20 mA Analog Outputs
Standard industrial current outputs realize seamless integration with PLC, DCS and local display instruments.
- BNC Buffered Diagnostic Signal Outputs
Reserved diagnostic signal interfaces support oscilloscope access for waveform analysis and fault diagnosis.
- Ethernet Modbus TCP Communication
Supports remote data upload, parameter configuration and trend monitoring, compatible with System 1 diagnostic platform.
- Standalone Decentralized Operation Design
Independent operation without 3500 system rack, compact size, low cost, simple installation and maintenance, ideal for decentralized balance-of-plant machinery monitoring.
- Complete Self-Diagnosis & Fail-Safe Logic
Automatic detection of sensor disconnection, signal loss and module faults; enters safe state under abnormal conditions to avoid false alarms.
Applicable Application Scenarios
- Power generation industry: Auxiliary pumps, fans, motors, auxiliary equipment of steam/gas turbine units
- Petroleum & petrochemical industry: Process pumps, small centrifugal compressors, fans, offshore platform auxiliary machinery
- Chemical industry: Pump units, small compressors, gearbox auxiliary equipment
- Metallurgy, cement & mining industry: Grinding mills, small fans, heavy auxiliary rotating machinery
- Water conservancy & wastewater treatment: Circulating pumps, vertical turbine pump units
- Pulp & paper manufacturing industry: Roller equipment, fan motor units
- Marine industry: Ship auxiliary rotating power equipment
- OEM machinery manufacturing and industrial decentralized predictive maintenance systems
System Compatibility
- Fully compatible with Bently Nevada 3300 XL / 3300 NSv proximity probes, 33050 series Velomitor velocity sensors and standard ICP accelerometers
- Seamlessly connects to PLC, DCS, SCADA systems and local display instruments via 4–20 mA outputs
- Supports remote communication and configuration with System 1 diagnostic platform via Ethernet Modbus TCP
- Compatible with official 2300 series PC configuration software





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