Brand: Bently Nevada Description: 143729-01 Condition: Brand New Certificate: COO TEST REPORT WARRANTY LETTER Warranty: 1 year Inventory Qty: 9 Payment Term: T/T Shipping Port: Shenzhen Bently Nevada 143729-01 Used in reciprocating-engine and compressor installations to monitor cylinder-pressure transducers on each piston or plunger
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Manufacture |
Bently Nevada |
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Model Number |
143729-01 |
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Ordering Number |
143729-01 |
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Catalog |
3500/77M |
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Description |
Cylinder Pressure I/O Module |
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Country Of Origin |
USA |
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HS CODE |
85389091 |
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Dimension |
24*2.4*10 (CM) |
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Weight |
1.5 kg |
Ordering Information
3500/77M-AA-BB
A: I/O Module Type
03 Cylinder Pressure I/O with Internal Terminations
04 Cylinder Pressure I/O with External Terminations
B: Agency Approval Option
00 None
01 cNRTLus
02 ATEX/IECEx/CSA
Technical Parameters
Channels: 4 high-speed pressure-transducer inputs for the Bently Nevada 143729-01
Input Types Supported:
Piezoelectric charge-output sensors (IEPE-compatible)
Strain-gauge bridge transducers (configured via on-board excitation)
Signal Conditioning:
Constant-current excitation (4 mA) for IEPE sensors in Bently Nevada 143729-01
±10 V bridge-excitation voltage for strain gauges
Programmable input ranges: 0–100 bar, 0–250 bar, 0–500 bar
Resolution & Accuracy:
24-bit ΔΣ ADC per channel
± 0.1 % of full scale
Sampling Rate: 5 kHz per channel (simultaneous)
Filtering:
User-selectable low-pass filters at 1, 2, 5, or 10 kHz
Anti-aliasing at half the selected sampling rate
Isolation: ≥ 1 kV channel-to-chassis and channel-to-channel
Input Protection: Overvoltage clamp to ± 35 V, reverse-polarity protection
Power Consumption: 24 V DC (18–32 V DC) via rack backplane; ≤ 6 W total
Operating Environment:
Temp: 0 °C to +70 °C
Humidity: up to 95 % RH, non-condensing
Product function
High-Speed Acquisition: Captures dynamic cylinder-pressure waveforms using Bently Nevada 143729-01 for combustion analysis and detonation detection.
On-Board Linearization: Applies calibration curves for transducer-specific sensitivity.
Digital Output: Streams time-stamped pressure data over the 3500 backplane bus for real-time control.
Self-Test & Diagnostics: Monitors sensor health and reports faults from Bently Nevada 143729-01 to the system interface.
Application Areas
Reciprocating-Engine Optimization: Real-time combustion-pressure feedbac via Bently Nevada 143729-01 for knock suppression.
Compressor Run-Up & Surge Control: Cylinder-pressure monitoring to detect valve failures.
Engine Test Cells: High-fidelity pressure tracing during prototype validation.
Condition-Based Maintenance: Tracking pressure-profile changes to predict cylinder degradation.
