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Technical specifications for 3500/42M 140734-02
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Manufacturer:Bently Nevada
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Product Category:Machinery Monitoring Systems
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Spare Part Number:140734-02
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Estimated shipping dimensions:2.6x25.8x24cm
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Weight:0.85 kg
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Tariff Code:8537101190
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Counliy of origin:USA
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Power Consumption:7.7 Watts typical
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Slots Requirements:Occupies 1 standard monitor slot
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Alarm Response Time:Hardware relay alarm response < 100 ms
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Channel Isolation:> 60 dB
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A/D Converter Resolution:24-bit high-resolution digitization
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Frequency Response Range:0.5 Hz to 20 kHz
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Compliance Standard:API 670
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Number of Channels:4 independent channels
Information
Overview
Manuals
Common Applications
Installation and Maintenance
The 3500/42M 140734-02 is a four-channel Proximitor Seismic Monitor. It conditions input signals from proximity and seismic transducers to provide vibration and position measurements, protecting critical machinery by comparing parameters to configured alarm setpoints.
- Protects machinery by continuously comparing monitored parameters against configured alarm setpoints to drive alarms
- Communicates essential machine information to both operations and maintenance personnel
- Supports full-channel unfiltered waveform acquisition
The 3500/42M 140734-02 heavily prioritizes machinery protection through ultra-fast hardware response loops, continuously comparing real-time variables against user-configured Alert and Danger multi-level setpoints. With an internal hardware alarm response time of under 100 milliseconds, it rapidly fires hardware relay logic inputs to execute emergency trips via the 3500 relay modules, isolating mechanical anomalies instantly. Comprehensive built-in diagnostics continuously monitor the circuit integrity of the module and the connected field wiring, ensuring zero false trips or failed trips.
Important Notice: Other accessories, manuals, cables, calibration data, software, etc. are not included with this equipment unless listed in the above stock item description.
Bently Nevada 3500/42M 140734-02 Proximitor Seismic Monitor Manuals, Datasheets, Drivers, Link
Important Notice: Other accessories, manuals, cables, calibration data, software, etc. are not included with this equipment unless listed in the above stock item description.
Power Generation
Protects critical steam and gas turbines by providing continuous monitoring of radial vibration and thrust position. It ensures the structural integrity of large generators and exciters through precise seismic and proximity measurements.
Oil & Gas
Monitors high-speed centrifugal compressors and expanders in refinery and offshore platforms. The system detects early-stage bearing wear and shaft instability to prevent catastrophic mechanical failure in volatile environments.
Chemical Processing
Provides essential vibration protection for large scale pumps, blowers, and agitators. It enables digital signal processing for accurate monitoring of process-critical machinery involved in continuous chemical production cycles.
Water Treatment
Used in large-scale municipal pumping stations and wastewater treatment facilities to monitor motor-pump sets. It facilitates the early detection of cavitation or unbalance, reducing unplanned downtime and maintenance costs.
Mining & Metals
Ensures the reliability of heavy-duty fans, conveyors, and ore crushers in harsh industrial settings. It monitors the seismic vibration of equipment foundations and housing to prevent structural damage from excessive mechanical stress.
Pulp & Paper
Monitors the critical rotating cylinders and drying sections of large paper machines. It provides real-time data for predictive maintenance, ensuring that bearing degradation does not disrupt the high-speed paper production process.
The 3500/42M 140734-02 module must be installed in a full-height slot of the 3500 rack and paired with the corresponding 140734-02 Internal Termination I/O module to facilitate direct transducer signal input. Before installing or replacing the module, the channel types must be verified via the rack configuration software to ensure the input scale of Proximitor or Seismic transducers matches the module configuration exactly.
All field wiring should be secured directly via the internal terminals of the I/O module, and proper shielding and grounding must be ensured to suppress electromagnetic noise that could interfere with vibration measurements. During operation, it is strictly forbidden to make physical adjustments to the transducer loop without placing the channel in "Bypass" mode to prevent false alarms or relay actions triggered by transient signal anomalies.
All field wiring should be secured directly via the internal terminals of the I/O module, and proper shielding and grounding must be ensured to suppress electromagnetic noise that could interfere with vibration measurements. During operation, it is strictly forbidden to make physical adjustments to the transducer loop without placing the channel in "Bypass" mode to prevent false alarms or relay actions triggered by transient signal anomalies.
Alternative Names
350O/42M
35O0/42M
35OO/42M
140734-O2
14O734-02
I40734-02
14O734-O2
I4O734-O2
35OO/42M I4O734-O2
Technical notes
3500/42M 140734-02 occupies one full slot space at the rear of the 3500 chassis, draws power directly through the backplane bus, and holds global certifications including ATEX, IECEx, and CSA for hazardous environments, serving as a core safety barrier for bearing vibration monitoring of large rotating machinery assets across continuous-process industries.
FAQ View All FAQ
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What is the primary function of the Bently Nevada 3500/42M 140734-02 monitor module?It is a four-channel monitor that accepts input from proximity and seismic transducers to provide vibration and position measurements.
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What does the 140734-02 part number specify?It specifies the 3500/42M monitor module combined with an Internal Terminations I/O module.
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How are alarms handled by the 3500/42M 140734-02?The module compares conditioned signals with user-programmable setpoints and communicates alarm statuses via the 3500 backplane.
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Can the 3500/42M 140734-02 provide outputs for diagnostics?Yes, it provides buffered transducer signals through front panel coaxial connectors for use with external diagnostic equipment.
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How to properly use a product like 3500/42M 140734-02?It must be inserted into the corresponding slot at the rear of the 3500 rack, with the field transducer cables hardwired to the internal terminations, and linked to the front main module via the backplane bus.
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