Product Overview
The Bently Nevada 3500/72M 135489-01 Reciprocating Rod Position Monitor is designed to measure and monitor the rod position and rod drop / reciprocating compressors. It provides early detection / mechanical wear such as crosshead shoe wear, rider band wear, and piston rod misalignment, helping to prevent costly equipment failures. Integrated into the 3500 Machinery Protection System, it delivers accurate, continuous monitoring with configurable alarms, ensuring maximum compressor reliability and safety in critical industrial operations.
Key Features
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Two independent channels for reciprocating rod position monitoring
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Continuous monitoring / rod position and rod drop
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Early detection / wear and misalignment issues in reciprocating machinery
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User-configurable alarms (Alert and Danger) per channel
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サポートs Bently Nevada proximity probes for precise displacement measurements
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Full compatibility with 3500 rack systems and plant control interfaces
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Rugged and reliable design for harsh industrial environments
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Enhances predictive maintenance programs to minimize downtime
Technical Specifications
| Item | Specification |
|---|---|
| Module Type | Reciprocating Rod Position Monitor |
| モデル Number | 3500/72M 135489-01 |
| Channels | 2 independent monitoring channels |
| Measured Parameter | Rod position and rod drop |
| Input Type | Proximity probes (e.g., Bently Nevada 3300 XL series) |
| Alarm Setpoints | 2 per channel (Alert and Danger) |
| System Compatibility | Bently Nevada 3500 rack system |
| Power Supply | From rack backplane |
| Communication | Interfaces with 3500 rack and external systems |
| Operating Temperature | -30°C to +65°C |
| Storage Temperature | -40°C to +85°C |
| Humidity | 95% non-condensing |
| Dimensions | 241.3 x 24.4 x 163.1 mm |
| 重量 | 0.46 kg |
Industry Applications
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Reciprocating compressors – monitoring rod position and crosshead wear
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Oil and gas facilities – ensuring reliable operation / reciprocating equipment
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Petrochemical plants – monitoring piston rod misalignment and wear
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Power generation – predictive maintenance / reciprocating auxiliary equipment
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Industrial gas plants – improving machinery reliability and performance
よくある質問 (FAQ)
Q1: What does the 3500/72M 135489-01 monitor?
It measures reciprocating compressor rod position and rod drop.
Q2: How many channels does it provide?
It has 2 independent monitoring channels.
Q3: What type / sensors are supported?
It works with Bently Nevada proximity probes, such as the 3300 XL series.
Q4: What types / faults can it detect?
It detects crosshead shoe wear, rider band wear, piston rod misalignment, and rod drop.
Q5: Can alarm limits be set?
Yes, it provides configurable Alert and Danger setpoints per channel.
Q6: Is it compatible with other Bently Nevada modules?
Yes, it integrates seamlessly into the 3500 rack system.
Q7: What is the operating temperature range?
It operates between -30°C and +65°C.
Q8: Is it suitable for predictive maintenance programs?
Yes, it helps detect issues early to reduce unplanned downtime.
Q9: What industries use this module?
Primarily oil & gas, petrochemical, refining, power generation, and industrial gas production.
Q10: How is power supplied to the module?
It is powered directly through the 3500 rack backplane.
Related Modules
| モデル | 説明 |
|---|---|
| 3500/72M 140734-08 | Reciprocating Rod Position Monitor |
| 3500/70M 176449-09 | Reciprocating Pulse Velocity Monitor |
| 3500/64M 140734-05 | Dynamic Pressure Monitor |
| 3500/65 172103-01 | RTD/Isolated Tip TC I/O Module |
| 3500/77M 140734-07 | FFT Analyzer Module |
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