BENTLY NEVADA 106M1081‑01

Technical Specifications

• Compatibility: Exclusively designed for the BENTLY 3500 Monitoring System; supports integration with all 3500 rack modules (e.g., 3500/40 Position Monitors, 3500/50 Vibration Monitors).
• Communication Protocols:
  • Primary: Modbus RTU (RS-485) and Modbus TCP/IP (Ethernet)
  • Secondary: OPC DA (for compatibility with HMI/SCADA systems) and Bently Nevada’s proprietary "3500 Configuration Software" protocol
• Ethernet Interface: 1 x 10/100 Base-T Ethernet port (RJ45 connector); supports TCP/IP v4
• Serial Interface: 1 x RS-485 port (terminal block connection); baud rates up to 115200 bps

Technical Specifications

• Manufacturer: Bently Nevada
• Product Type: Prox/Seismic I/O Module
• Series Compatibility: 3500 Series Monitoring System
• Input Channels: 4 channels (compatible with proximity sensors and seismic sensors)
• Input Parameters:
  • Input types: Differential analog inputs
  • Voltage ranges: 0–5 V, 0–10 V, ±5 V, ±10 V
  • Current range: ±20 mA
  • Input impedance: 250 Ω
• Measurement Performance:
  • Resolution: 16 bits
  • Absolute accuracy error: ±0.025% full scale
  • Linearity error: ±0.005% full scale
  • Temperature deviation accuracy: ±0.001% full scale/°C
  • Frequency response: 0.5 Hz to 10,000 Hz
  • Measurement range: ±10 g (peak)

Technical Specifications

• • Input Parameters
    • Input type: Low-level analog signals (voltage, current, or resistance-based sensor inputs)
    • Input channels: 4 differential or 8 single-ended input channels
    • Input range: Configurable for ±5 VDC, ±10 VDC, 0–5 VDC, 4–20 mA, or 10–30 mA
    • Input impedance: ≥ 100 kΩ for voltage inputs; ≤ 10 Ω for current inputs
    • Common-mode rejection ratio (CMRR): ≥ 80 dB at 50/60 Hz (minimizes interference from common-mode signals)
  • Output Parameters
    • Output type: Standardized analog output (4–20 mA DC or 0–10 VDC)
    • Output accuracy: ±0.05% of full scale (at 25 °C ambient temperature)
    • Output resolution: 16-bit (ensures precise signal representation)
    • Output load capacity: Up to 500 Ω for 4–20 mA output; ≥ 10 kΩ for voltage output
  • Electrical Requirements
    • Power supply: 24 VDC ±10% (compatible with standard industrial power systems)
    • Power consumption: ≤ 2.0 W (low energy consumption for continuous operation)
    • Reverse polarity protection: Integrated (prevents module damage from incorrect wiring)
    • EMI/RFI immunity: Complies with IEC 61000-6-2 (industrial environment electromagnetic compatibility standards)

• Input Channels: Supports multiple input channels for connecting proximity probes, velocity sensors, and accelerometers, allowing comprehensive monitoring of machinery vibration and position.
• Communication Interfaces: Equipped with standard communication interfaces such as Modbus/TCP or Ethernet, facilitating integration with distributed control systems (DCS) and other plant management networks.
• Processor Capability: Features robust processing capabilities to handle real-time data acquisition, analysis, and alarming functions efficiently.
• Power Supply: Operates on a specific voltage range suitable for industrial environments, with options for redundant power supplies to ensure uninterrupted operation.
• Environmental Tolerance: Designed to withstand harsh industrial conditions, including resistance to temperature extremes, humidity, and electromagnetic interference.