Input quality
The probe or pickup must remain usable across startup, normal speed and the lowest required operating point.
Item NO.:
3500/50MOrder(MOQ):
1Goods Stock:
22Payment:
T/TLead Time：
In stockDescription:
TACHOMETER MODULEPrice:
AskBently Nevada 3500 System
A standard 3500 tachometer page centered on signal quality, backplane Keyphasor distribution and clear protection boundaries.
A useful tachometer channel begins with the operating decision it supports. 3500/50M accepts two supported proximity-probe or magnetic-pickup inputs and can be configured for speed band, zero speed, rotor acceleration or reverse rotation.
Conditioned Keyphasor signals from 3500/50M can be placed on the 3500 rack backplane for supported downstream modules. This can simplify phase-reference distribution when the complete rack design and each receiving module agree with the planned signal path.
Emergency overspeed protection remains a separate system responsibility. For replacement enquiries, ApterPLC can compare the installed pickup, events per revolution, channel mode and backplane users with the requested 3500/50M module.
Three decisions define whether the module supports indication, phase reference or both.
The probe or pickup must remain usable across startup, normal speed and the lowest required operating point.
Each channel mode changes the measured value and alarm behavior available to the rack.
Any module that consumes the conditioned Keyphasor signal becomes part of the replacement scope.
Independent channel choices support several speed-related monitoring tasks.
Supported rack modules can receive the processed Keyphasor signal through the backplane.
Ranges, thresholds and alarms are configured in the 3500 rack software environment.
| Manufacturer | Bently Nevada, a Baker Hughes business |
|---|---|
| Product family | 3500 machinery protection system |
| Module role | Two-channel tachometer monitoring |
| Signal sources | Supported proximity probes or magnetic pickups |
| Monitoring options | Speed band, zero speed, rotor acceleration or reverse rotation |
| Rack output | Conditioned Keyphasor signals for supported backplane consumers |
| Configuration tool | 3500 Rack Configuration Software |
| Place of shipment | Xiamen, China |
| Delivery Time | 1-3 days |
| Quantity | 100% New Original |
| Minimum Order Quantity | 1pc |
A replacement affects more than the local display when other monitors depend on its conditioned phase reference.
Events per revolution, input threshold and pickup amplitude determine whether the selected mode remains useful at low and high speed.
3500/50M is a tachometer and phase-reference module, not a dedicated emergency overspeed system. Its proportional outputs and alarms support monitoring decisions, while shutdown protection remains with the approved independent architecture. ApterPLC can help buyers separate these two duties and identify the correct rack role before ordering.
Only when the installed input and all downstream rack consumers support the conditioned Keyphasor path. The rack design should be compared before removing a separate phase-reference module.
No. It provides tachometer monitoring and alarm functions, while emergency overspeed shutdown requires the approved independent protection architecture.
A different events-per-revolution value, input threshold, channel mode or pickup waveform can change the result. The previous configuration and live signal provide the most useful comparison.
The signal source must remain clean and directional across the required speed range. Low pickup amplitude during slow rotation can make an otherwise correct configuration unreliable.
Supported modules can consume its conditioned Keyphasor signal through the backplane, so a tachometer input change may also alter phase-referenced measurements elsewhere in the rack.
Pickup and target details, events per revolution, speed range, channel duties, downstream Keyphasor users, rack labels, quantity and delivery destination help our team match the requirement.
Please include the pickup model, events per revolution, speed range, selected channel duty, rack slot, downstream Keyphasor users, module and I/O labels, quantity and destination.
New original supply: sourcing support for current, discontinued and difficult-to-find industrial automation parts.
No additional manufacturer-confirmed model variants are displayed. Please use 3500/50M exactly when requesting a quotation or technical document.
ApterPLC provides a one-year warranty on every item we sell, supporting a dependable industrial automation purchase from quotation through after-sales communication.
ApterPLC can help match available technical information to the product and system you are using. A clear label photo and a short description of the required document give our team the best starting point.
| 3500/20 125744-02 | 3500/23E | 3500/32 |
| 3500/33 | 3500/42E | 3500/50E |
| 3500/50M | 3500/53M | 3500/64M |
| 3500/65 | 3500/70M | 3500/72M |
| 3500/77M | 3500/90 | 3500/22M 138607-01 |
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