Description

The Bently Nevada 16710-08 is a heavy-duty, 3-conductor shielded armored interconnect cable specifically designed to interface 330400 and 330425 Accelerometer Acceleration Transducers with primary vibration monitoring systems (such as the Bently Nevada 3300 or 3500 racks). Engineered for demanding industrial environments, its physical armoring prevents mechanical damage, while its internal layout isolates high-frequency dynamic acceleration signals from external electromagnetic interference (EMI).

Suffix Breakdown & Model Matrix

The 16710 series designates the specific cable type, structure, and termination footprint, while the trailing suffix specifies the exact physical span:

Hardware Specifications

Machinery Monitoring and Interface Dynamics

The processing architecture handles dynamic acceleration waveforms directly over this cable link, preserving high-frequency signal integrity. Consequently, the internal twisted 3-conductor matrix minimizes capacitive cross-talk and phase shifts over its 8-foot run, ensuring that seismic vibration tracking remains accurate up to the sensor’s maximum frequency bounds. Furthermore, the robust outer armor serves as an active barrier against crushing, cutting, and environmental breakdown on the machine skid, preventing signal attenuation or grounding faults caused by physical cable degradation.

Frequently Asked Questions

Q: Can the 16710-08 cable be deployed directly in outdoor or washdown environments?

A: Yes, the rugged interlocked armor design offers extensive protection against moisture, oil, and atmospheric breakdown. However, for continuous submersion or high-pressure chemical washdowns, additional booted connectors or rigid conduit sealing are recommended at the sensor junction point.

Q: What specific troubleshooting step should be taken if a “Not OK” fault occurs after installing this cable?

A: Check the continuity of the 3-socket plug seating at the accelerometer base and verify that the terminal lugs are tightly fastened to the rack’s rear I/O module. A loose connection or shorted shield/drain line will alter the transducer’s bias voltage, instantly tripping the monitor’s safety fault sequence.

Field Installation Guidelines

1. Connector Sealing and Seating: Thread the 3-socket plug onto the accelerometer base firmly. To prevent fluid ingress in humid or outdoor locations, apply silicone lubricant to the connector threads or wrap the mated junction with self-amalgamating waterproofing tape.
2. Shielding and Ground Loop Prevention: Connect the terminal lugs to the designated input pins on the rear monitor backplane block. Terminate the bare drain shield wire only at the system rack ground bar; leave the shield floating and completely isolated at the machine/sensor end to prevent parasitic ground loop noise from corrupting vibration metrics.
3. Bend Radius Restrictions: Route the armored cable along structural steel beams using supportive conduit clips. Maintain a minimum bend radius of at least 4 inches (102 mm) across all corners to avoid kinking the inner stainless steel armor weave or pinching the underlying 22 AWG conductor wires.