Bently Nevada 1900/65A-00-04-01-00-00 Mechanical equipment monitoring module
Specific Parameters
Electrical Parameters
Operating Voltage: 18-36VDC, compatible with industrial standard power supply systemsInput Channels: 4 vibration input channels, 4 temperature input channels, supporting differentiated configuration of sensor typesMeasurement Types: Vibration (displacement, velocity, acceleration), temperature (thermocouple signals)Measurement Range: Vibration displacement 0-2000μm peak-to-peak, velocity 0-50mm/s RMS, acceleration 0-50g; temperature -210℃ to 1370℃ (depending on thermocouple type)Frequency Response: Vibration measurement 0.2Hz-20kHz, temperature measurement 0.41Hz-2.4kHzMeasurement Accuracy: ±1% full scale for vibration parameters, ±1℃ (at 25℃ ambient temperature), maximum deviation ±2.5℃Sensor Power Supply: Provides adaptive excitation for vibration sensors, no additional power supply for thermocouple channelsOutput Signals: 4 independent 4-20mA analog outputs, 6 SPDT relay outputs (supporting warning/danger status configuration)Communication Protocols: Supports Modbus RTU, Modbus TCP, compatible with Ethernet and RS232/485 interfacesAlarm Settings: Each channel supports 2 sets of custom thresholds (warning, danger), supporting logical combination alarmsDiagnostic Functions: Integrated diagnosis for sensor faults, communication interruptions, and power supply abnormalities, with real-time fault code outputInsulation Resistance: ≥1000MΩ between channels and between channels and power supply (measured at 500V DC, normal temperature and state)Voltage Withstand Strength: ≥2500V AC (1 minute no breakdown, leakage current ≤1mA)Certification Standards: Compliant with CE, UL, ATEX, RoHS 2.0 standards
Mechanical Parameters
Overall Dimensions: 144mm (W) × 112mm (H) × 190mm (D), compact modular designWeight: Approximately 1.2kg, compatible with DIN rail or panel mounting methodsMounting Method: DIN rail mounting (model-specified configuration), supporting standalone deploymentHousing Material: Flame-retardant engineering plastic (main body) + metal interface panel, anti-electromagnetic interferenceConnection Method: Plug-in terminal blocks, compatible with shielded twisted-pair cables and sensor-specific cablesProtection Rating: IP20 (basic installation), optional protective housing upgrade to IP65Status Indication: Module-level power (green), fault (red) LEDs; channel-level signal normal/alarm LEDs
Environmental Parameters
Operating Temperature: -40℃ to +85℃, operation without derating over the entire temperature rangeStorage Temperature: -40℃ to +85℃, meeting extreme storage and transportation requirementsRelative Humidity: 5% to 95% (non-condensing), suitable for high-humidity industrial scenariosVibration Resistance: 3g acceleration at 3Hz-57Hz frequency range, 5g acceleration at 57Hz-500Hz frequency range (sine wave)Shock Resistance: 15g acceleration (half-sine wave, duration 11ms), withstanding installation and transportation shocksEMC Compliance: Meets EN 55014-1 (emission limits), EN 55014-2 (immunity) standardsInstallation Altitude: ≤2000m (normal operation), power derating 10% for every 1000m increase from 2000m to 5000m
Product Performance
Multi-parameter integrated monitoring: A single module covers core vibration and temperature parameters, reducing system hardware configuration costsHigh-precision signal processing: Built-in 24-bit A/D converter and 8-level filtering function, data reliability up to 99.8% in harsh environmentsStrong configuration flexibility: Channel sensor types, filtering parameters, and alarm logic can be independently configured to adapt to diverse scenariosWide communication compatibility: Supports mainstream industrial communication protocols, enabling direct access to existing automation systems without additional gatewaysFast alarm response: Relay output response time ≤0.1 seconds after fault triggering, effectively avoiding secondary equipment damageHigh maintenance convenience: Supports remote software configuration and data upload, with clear local status indication, fault troubleshooting time ≤10 minutesOutstanding operational stability: Industrial-grade components and wide-temperature adaptation design, Mean Time Between Failures (MTBF) ≥300,000 hours
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