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Configured for signal transmission in machine protection systems, the Bently Nevada 16925-17 (16925 Interconnect Cable) provides direct physical execution for transducer output coupling across monitoring platforms.

Hardware Specifications

Parameter Specification
Model 16925-17
Brand Bently Nevada
Origin United States
Weight 0.15 kg
Dimensions 26 x 24 x 3 cm
Operating Temp -40 deg C to +177 deg C
Power Consumption N/A (Passive component)
Cable Type Interconnect Cable

Rotor Dynamics and Signal Integrity

The 16925 series cable is engineered to maintain signal fidelity in environments where rotor dynamics analysis requires precise data acquisition. To ensure optimal performance of eddy-current or acceleration probes, the cable assembly is constructed to minimize impedance variations. During commissioning, it is necessary to validate the signal path integrity, specifically ensuring that the gap voltage target remains consistent with the monitor input requirements (typically -10 VDC for standard probes). Signal attenuation or excessive noise floor interference can degrade measurement accuracy; therefore, cable routing must avoid proximity to high-frequency switching lines to maintain cross-talk suppression.

Frequently Asked Questions

Q: Can this cable be used in high-temperature zones near the turbine housing?

A: Yes, the 16925 series is designed to withstand elevated ambient temperatures up to 177 deg C. Ensure the cable is secured and not subjected to direct mechanical contact with high-vibration surfaces that exceed its fatigue specifications.

Q: Is the shield of the 16925-17 cable meant to be grounded at both ends?

A: Best practice for Bently Nevada instrumentation is to ground the shield at the monitor termination point to prevent ground loops. Verify that the shield drain wire is properly secured to the designated signal ground terminal.

Field Installation Guidelines

  1. Ensure the connector mating surfaces are free of debris or oxidation before final engagement to maintain low contact resistance.
  2. Maintain a minimum bend radius of 10 times the cable diameter to prevent internal conductor deformation and degradation of shielding integrity.
  3. Use conduit or cable trays to isolate the signal cable from AC power lines, observing a minimum separation distance of 30 cm for EMI mitigation.
  4. Secure the cable with clamping mechanisms at 1 m intervals to mitigate mechanical strain during thermal cycling or machine startup/shutdown transients.

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