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EPRO PR6423002-001-CN | API 670 Compliant Vibration Sensor

EPRO PR6423002-001-CN | API 670 Compliant Vibration Sensor

Original price was: $999.00.Current price is: $888.00.

  • Model: PR6423002-001-CN
  • Brand: EPRO
  • Series: PR6423 Eddy Current Transducers
  • Core Function: Delivers non-contact measurement of shaft radial and axial displacement, vibration, eccentricity, and speed in turbomachinery.
  • Category: Eddy Current Proximity Sensor
  • Key Specs: 8 mm tip diameter, static range ±1.0 mm, dynamic 0–500 µm, sensitivity 8 V/mm, –35 °C to +180 °C (short-term to +200 °C)
  • Availability & Condition: New surplus, ready to ship
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  • +86 13313703791
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Description

3. Key Technical Specifications

  • Sensor head diameter: 8 mm
  • Measuring range (static): ±1.0 mm
  • Measuring range (dynamic): 0 to 500 µm
  • Sensitivity: 8 V/mm (best suited for 50–500 µm)
  • Target material: Ferromagnetic steel (42CrMo4 standard)
  • Minimum shaft diameter: 25 mm for optimal performance
  • Maximum shaft surface speed: 2,500 m/s
  • Operating temperature: –35 °C to +180 °C (short-term up to +200 °C for 4 hours)
  • Storage temperature: –40 °C to +70 °C
  • Pressure resistance: 10,000 hPa at sensor head
  • Vibration/shock: 5 g at 60 Hz
  • Cable length (standard): 1 m at transducer plus extension
  • Connection: Blunt cut cable for screw terminals (CON021 compatible)
  • Material: Stainless steel housing with EPDM o-ring
  • Net weight: 0.1 kg (without armored cable)

4. Product Introduction (Anti-Template)

When a main CPU trips and downtime costs thousands per minute, the last thing you need is an unresponsive output card. The EPRO PR6423002-001-CN slots right into turbomachinery protection systems as an 8 mm eddy current proximity sensor built for exactly those critical shaft measurements. It tracks radial displacement, vibration, and speed with sub-millimeter precision and stays rock-steady under continuous high-speed rotation and extreme temperatures.

Honestly, this design choice saves hours of rewiring when you stay inside the same PR6423 family. The non-contact tip eliminates mechanical wear, and the armored cable options keep signal integrity intact even in harsh environments.

5. QC, Procurement & Logistics SOP

  1. Inbound Verification: Origin tracing against EPRO part labeling, OEM seal and date-code inspection, visual check for bent pins or damaged connectors.
  2. Live Rig Testing: Power-on self-test in a compatible converter setup, verification of all channels under load, confirmation of response timing and protocol validation.
  3. QA & Anti-Static Packaging: Final functional sign-off, conformal inspection, sealed in anti-static bags with desiccant and foam support.
  4. Global Logistics & Export Compliance: Optimized HS code classification for industrial electronic modules, double-boxed with shock indicators, documented for air or sea freight to minimize customs holds.

6. Technical Pitfalls & Integration Warnings

Firmware or system revision mismatch can drop communication. Picture a plant running an older protection system that expects a specific protocol handshake—swap in a later lot and the outputs stay dark until the backplane firmware is aligned.

DIP switch or address configuration errors are classic. A technician sets the wrong base address, the module powers up with LEDs, yet the PLC never sees the points; hours later the root cause is a single switch that should have been left at factory default.

Wiring or terminal incompatibility bites hard. Source or sink wiring mistakes happen when people forget to match the field device polarity; the channel reads zero or flickers randomly.

ESD during unboxing still kills modules. Dry winter air, no wrist strap, a quick touch on the edge connector, and one channel fails intermittent weeks later. Always ground before handling.

7. Frequently Asked Questions (FAQ)

How long does global shipping usually take once the unit clears QA? Most regions see 3–7 business days by air after export docs are complete. Sea freight stretches that to 3–5 weeks depending on port congestion—customs clearance in the EU might add 2 days.

What shipping and customs options do you support? We handle air freight for urgency and sea for bulk. All shipments carry optimized HS classification and full commercial invoice so clearance stays predictable.

Can I hot-swap the PR6423002-001-CN while the rack is live? Not recommended. Removing or inserting under power risks backplane arcing and can take out adjacent modules. Power down the I/O base first.

Is the PR6423002-001-CN backward-compatible with older EPRO racks? In most cases yes within the same family, provided voltage, commons, and addressing match. Always confirm the exact backplane revision and firmware before the swap.

What happens if the load exceeds 0.5 A on one channel? The overcurrent and thermal protection kick in. The channel shuts down until the fault clears and the module cools; repeated overloads can permanently degrade that output.

Do you supply the terminal blocks or just the module? Module only unless specified. Match the original terminal style or use the EPRO-compatible blocks rated for the current.

Any special storage or handling notes before installation? Keep in original anti-static packaging until ready. Avoid condensation; bring the unit to ambient temperature before powering up in a humid plant.

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