Brand: Bently Nevada Description: 149369-01 Condition: Brand New Certificate: COO TEST REPORT WARRANTY LETTER Warranty: 1 year Inventory Qty: 13 Payment Term: T/T Shipping Port: Shenzhen Bently Nevada 149369-01 Designed for high-integrity shaft-speed and phase-reference sensing with advanced jitter suppression and diagnostic features.
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Manufacture |
Bently Nevada |
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Model Number |
3500/25-01-01-01 |
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Ordering Number |
149369-01 |
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Catalog |
3500 |
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Description |
Enhanced Keyphasor Module |
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Country Of Origin |
USA |
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HS CODE |
85389091 |
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Dimension |
12*2.4*25 (CM) |
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Weight |
1.4 kg |
Ordering Information
3500/25-AA-BB-CC
A: Number of channels
01 Single half-height 2-channel Keyphasor card (order for 2-channels)
02 Two half-height 2-channel Keyphasor cards (order for 4-Channels)
B: Type of I/O Module
01 I/O module with Internal Terminations
02 I/O module with External Terminations
03 Internal Barrier I/O with Internal Terminations
04 Isolated I/O module with Internal Terminations (Designed for use with Magnetic Pickups)
05 Isolated I/O module with External Terminations (Designed for use with Magnetic Pickups)
C: Agency Approval Option 00 Not required
01 cNRTLus (Class 1, Div 2)
02 ATEX/IECEx/CSA (Class 1 Zone 2)
Technical Parameters
Channels:
2 × Eddy-current probe speed inputs (0–50 V p-p) for Bently Nevada 149369-01
2 × TTL/CMOS Keyphasor® or encoder-index inputs
2 × Auxiliary digital inputs for multi-phase markers
Enhanced Features:
On-board low-jitter signal conditioning (< 10 ns RMS jitter)
Programmable digital filtering and debounce for index channels
Auto-zero baseline tracking to compensate probe drift
Speed Range: 0.1 Hz to 50 kHz (probe); up to 100 kHz (encoder)
Timestamp Accuracy: ± 100 ns resolution per event
Overspeed Trip Logic: Hardware-accelerated threshold detection with sub-millisecond response
Isolation: ≥ 1 kV channel-to-chassis in Bently Nevada 149369-01
Power Consumption: 24 V DC via backplane, ≤ 4 W
Environmental Ratings:
Operating: 0 °C to +70 °C
Storage: –40 °C to +85 °C
Humidity: up to 95 % RH non-condensing
Product function
Bently Nevada 149369-01 provides precision speed and phase conditioning for eddy-current and Keyphasor® signals, suppressing noise/drift. Captures event timestamps with ±100 ns accuracy for phasing and sequence-of-events logging. Monitors signal health and feeds clean data into overspeed trip logic.
Application Areas
Steam & Gas Turbines: Overspeed protection using Bently Nevada 149369-01 for parallel-running units
Centrifugal Compressors: Surge-control speed feedback with high-integrity trip interfaces
Marine & Turboshaft Engines: Precision timing with Bently Nevada 149369-01 in high-vibration environments
Generator Synchronization: Sequence-of-events and phasing for grid-connection
Research & Test Cells: High-resolution speed capture for rotor-dynamics experiments
