Bently Nevada 3500/25 149369-01+126648-01 3500 Series Enhanced Keyphasor Module

FAQ

• Q1: What types of sensors can the 3500/25 module interface with?
  A1: The module can interface with both proximity probes and magnetic pickups for generating accurate Keyphasor signals.

• Q2: How many independent channels does the 3500/25 support?
  A2: It supports two independent Keyphasor channels, allowing simultaneous monitoring of multiple inputs.

• Q3: Can the 3500/25 module be used in Triple Modular Redundant (TMR) configurations?
  A3: Yes, when paired, the module supports up to eight Keyphasor signals, suitable for TMR applications.

• Q4: What is the primary purpose of the Keyphasor signals generated by this module?
  A4: Keyphasor signals provide precise shaft position timing, essential for calculating vibration amplitude and phase in machinery protection.

• Q5: Is the 3500/25 compatible with legacy 3500 series systems?
  A5: Yes, it is fully backward compatible and can replace earlier modules such as PWA 125792-01.

• Q6: What environmental standards does this module comply with?
  A6: The module meets CSA/NRTL/C Class 1, Div 2 standards, making it suitable for hazardous locations.

• Q7: What is the physical size and weight of the 3500/25 module?
  A7: The module measures 119.9 x 24.4 x 256.5 mm and weighs 0.34 kg.

• Q8: How does the 3500/25 module improve the accuracy of machinery vibration monitoring?
  A8: By converting analog sensor signals into precise digital Keyphasor signals, it enables accurate timing reference for shaft speed and vibration vector analysis.

126648-01 149369-01 3500/25 Bently Nevada Enhanced Keyphasor Module

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