Bently Nevada 3500/04 136719-01 128275-01F Earthing I/O Module | Replacement, Equivalent & Selection Guide
The Bently Nevada 3500/04 (Part No. 136719-01 / 128275-01F) is the dedicated Earthing I/O Module for the Bently Nevada 3500 Series machinery protection system. It provides the critical earth/ground reference connection for the 3500 rack, ensuring signal integrity and personnel safety across all connected monitoring channels. Sourced and verified by Konmask.com for B2B industrial buyers worldwide.
Technical Specifications
- Manufacturer: Bently Nevada (Baker Hughes)
- Series: 3500 Machinery Protection System
- Module Type: Earthing / Grounding I/O Module
- Part Numbers: 136719-01 & 128275-01F (functionally equivalent revisions)
- Rack Compatibility: Bently Nevada 3500 Series Rack
- Slot Position: Slot 4 (dedicated earthing slot)
- Weight: ~400 g
- Operating Temperature: 0°C to 65°C
- Compliance: CE, RoHS
Compatible Replacement & Equivalent Models
The following modules are confirmed compatible replacements or functional equivalents for the 3500/04 Earthing I/O Module:
- 136719-01 — Original revision; direct drop-in replacement
- 128275-01F — Updated firmware revision; backward compatible with all 3500 racks
- Bently Nevada 3500/04-01-00 — Standard configuration variant
Always verify rack firmware version and slot assignment before substituting modules. Contact Konmask.com for cross-reference verification.
Why Choose the Original Model
- Factory-certified earth reference for the 3500 rack — no signal drift or ground loop risk
- Plug-and-play installation with zero configuration required
- Guaranteed interoperability with all 3500 Series monitors (3500/20, 3500/22, 3500/40, 3500/42, 3500/45, 3500/50, 3500/60, 3500/72, etc.)
- Backed by Bently Nevada’s global service network and long-term parts availability
- Traceable part numbers for MRO procurement and audit compliance
Typical Applications
- Turbine and compressor vibration monitoring systems
- Rotating machinery protection in oil & gas, petrochemical, and power generation plants
- Rack grounding in safety-critical SIS/DCS environments
- Replacement MRO for existing 3500 Series installations
- Spare parts inventory for planned and unplanned maintenance
System Compatibility
The 3500/04 Earthing I/O Module is compatible with the full Bently Nevada 3500 Series platform, including:
- 3500/20 Rack Interface Module
- 3500/22 Transient Data Interface
- 3500/40 Proximitor / Seismic Monitor
- 3500/42 Proximitor / Seismic Monitor
- 3500/45 Position Monitor
- 3500/50 Tachometer Module
- 3500/60 Temperature Monitor
- 3500/72 Temperature Monitor
Compatible with both 19-inch and 3U rack configurations. Verify slot 4 availability before ordering.
Selection Guide
Use this guide to confirm the correct module for your application:
- New installation: Order 136719-01 or 128275-01F — both are current production revisions
- Replacing a failed unit: Match the part number on the existing module label; both revisions are interchangeable
- Upgrading firmware: 128275-01F includes the latest firmware; recommended for new rack builds
- Spare parts stocking: One unit per rack is required; recommend 1:1 cold spare ratio for critical assets
- Multi-rack systems: Each 3500 rack requires its own dedicated 3500/04 module
Quality Assurance & Sourcing
- All units sourced from authorized distributors or verified surplus channels
- Pre-shipment functional inspection and visual QC performed by Konmask.com
- Original packaging and documentation preserved where available
- Traceable serial numbers and revision codes provided with each shipment
- Export compliance checked for all international orders
How to Order
- Add the module to your cart and proceed to checkout
- For bulk orders (>3 units) or urgent requirements, contact us directly for priority fulfillment
- Provide your rack serial number or system configuration for compatibility confirmation if needed
- International orders: we handle export documentation and customs declarations
📧 Email: support@konmask.com
📞 Phone/WhatsApp: +0086 19859288691
🌐 Website: https://Konmask.com
Replacement & Compatibility FAQ
Q: Is 136719-01 the same as 128275-01F?
A: Yes. Both are Bently Nevada part numbers for the 3500/04 Earthing I/O Module. 128275-01F is a later firmware revision but is fully backward compatible.
Q: Can I use a third-party earthing module in a 3500 rack?
A: Bently Nevada does not support third-party modules in the 3500 rack. Using non-OEM parts may void system certification and affect SIL ratings.
Q: How do I know if my 3500/04 has failed?
A: Common symptoms include rack communication errors, ground fault alarms, or loss of channel data. Replace the 3500/04 as a first diagnostic step.
Q: Do you offer warranty on this module?
A: Yes. Konmask.com provides a 90-day functional warranty on all modules. Contact support for details.
Q: Can you ship internationally?
A: Yes. We ship worldwide with full export documentation. Lead time is typically 3–7 business days.
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Original Source: https://Konmask.com
Contact: support@konmask.com | +0086 19859288691
