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The Bently Nevada 138708-01 is a Shaft Absolute I/O Module with Internal Terminations designed for machinery protection and condition monitoring within the 3500/42M Proximitor/Seismic Monitor system. Interfacing directly with the 3500/42M main monitor board via the 3500 backplane, the module routes field signals from proximity, Velomitor, or Seismoprobe transducers to condition raw signal inputs and measure critical parameters like shaft absolute vibration. The board continuously feeds static and dynamic variables to the 3500 Rack Configuration Software and host monitoring systems, providing continuous alarm setpoint evaluation against active static values to safeguard industrial rotating machinery.
| Ordering Code / Part Number | Description |
|---|---|
| 3500/42-A07-BXX | 3500/42M Monitor with Shaft Absolute I/O Module with Internal Terminations |
| 138708-01 | Shaft Absolute I/O Module with internal terminations |
| 00517018 | 3500/42M Shaft Absolute I/O Module 8-pin connector shunt |
| 00580434 | Internal I/O Module connector header, Euro style, 8-pin |
| 00580432 | Internal I/O Module connector header, Euro style, 10-pin |
| Parameter | Specification |
|---|---|
| Manufacturer | Bently Nevada |
| Model | 138708-01 |
| Module Type | Shaft Absolute I/O Module with Internal Terminations |
| Supported System | 3500/42M Proximitor/Seismic Monitor |
| Compatible Transducers | Proximity Transducers, Velomitors, Seismoprobes |
| Output Supply (Prox & Velomitor) | U = 23.9 V, I = 45.5 mA, P = 1.09 W |
| Output Supply (Prox & Seismoprobe) | U = 6.82 V, I = 45.5 mA, P = 0.31 W |
| Firmware Requirement | 3500/42M Module Firmware, revision B or later |
| Software Requirement | 3500/01 Software version 2.61 or later; DM2000 Software version 3.10 or later |
| Standard / Directive | Detail |
|---|---|
| CE Directives | CE Marked |
| CSA / NRTL / C | Class 1, Division 2 (Option B01) |
| ATEX / IECEx / CSA | Class 1, Zone 2 (Option B02) |
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Returns & Warranty



The Bently Nevada 138708-01 is a Shaft Absolute I/O Module with Internal Terminations designed for machinery protection and condition monitoring within the 3500/42M Proximitor/Seismic Monitor system. Interfacing directly with the 3500/42M main monitor board via the 3500 backplane, the module routes field signals from proximity, Velomitor, or Seismoprobe transducers to condition raw signal inputs and measure critical parameters like shaft absolute vibration. The board continuously feeds static and dynamic variables to the 3500 Rack Configuration Software and host monitoring systems, providing continuous alarm setpoint evaluation against active static values to safeguard industrial rotating machinery.
| Ordering Code / Part Number | Description |
|---|---|
| 3500/42-A07-BXX | 3500/42M Monitor with Shaft Absolute I/O Module with Internal Terminations |
| 138708-01 | Shaft Absolute I/O Module with internal terminations |
| 00517018 | 3500/42M Shaft Absolute I/O Module 8-pin connector shunt |
| 00580434 | Internal I/O Module connector header, Euro style, 8-pin |
| 00580432 | Internal I/O Module connector header, Euro style, 10-pin |
| Parameter | Specification |
|---|---|
| Manufacturer | Bently Nevada |
| Model | 138708-01 |
| Module Type | Shaft Absolute I/O Module with Internal Terminations |
| Supported System | 3500/42M Proximitor/Seismic Monitor |
| Compatible Transducers | Proximity Transducers, Velomitors, Seismoprobes |
| Output Supply (Prox & Velomitor) | U = 23.9 V, I = 45.5 mA, P = 1.09 W |
| Output Supply (Prox & Seismoprobe) | U = 6.82 V, I = 45.5 mA, P = 0.31 W |
| Firmware Requirement | 3500/42M Module Firmware, revision B or later |
| Software Requirement | 3500/01 Software version 2.61 or later; DM2000 Software version 3.10 or later |
| Standard / Directive | Detail |
|---|---|
| CE Directives | CE Marked |
| CSA / NRTL / C | Class 1, Division 2 (Option B01) |
| ATEX / IECEx / CSA | Class 1, Zone 2 (Option B02) |
Global Express Shipping
Returns & Warranty
Orders are processed and delivered Monday-Friday (excluding public holidays).
For full eligibility, restocking fees, and international return details, please view our official Refund & Return Policy .
| Color pattern |
Silver
|
| Country of origin |
United States
|
| Power source |
DC Power
|