Bently Nevada 990-10-XX-01-05 MOD:165353-07 Vibration Transmitter

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Produsen: Bently Nevada
Nomor Produk: 990-10-XX-01-05 MOD:165353-07
Negara asal:Amerika Serikat
Jenis Produk: 990 Vibration Transmitter
Kode batang: 8537101190
Pembayaran: T/T, Western Union
Berat: 450g
Dimensi: 15.2 cm x 12.7 cm x 7.6 cm
Pelabuhan pengiriman: Xiamen
Garansi: 12 bulan

Lihat detail lengkap

The Bently Nevada 990-10-XX-01-05 MOD:165353-07 is a rugged, two-wire loop-powered vibration transmitter engineered to provide continuous machinery protection for industrial rotating assets. This high-reliability device integrates with proximity probe systems to measure non-contact casing or shaft vibration, transforming physical displacement into a industry-standard 4-20mA analog current signal. Designed specifically for critical assets like centrifugal air compressors, small pumps, motors, and fans, it interfaces directly with Programmable Logic Controllers (PLCs), Distributed Control Systems (DCS), or Supervisory Control and Data Acquisition (SCADA) networks without requiring a separate monitor system.

Key Features

Integrated Proximitor Design: Consolidates sensor conditioning and current loop transmitter circuitry into a single, compact DIN-rail mount package.
Continuous 4-20mA Output: Delivers a proportional analog current loop for direct SCADA, DCS, or PLC trending, alarm generation, and shutdown logic.
Non-Contacting Displacement Tracking: Uses eddy current principles to monitor small fluid-film bearing clearances with extreme accuracy.
Hazardous Area Certified: Features multi-agency approvals (indicated by option -05) for deployment in volatile industrial environments.
Dynamic Signal Access: Features dedicated BNC terminal points or parallel wiring options for field analysis using portable vibration analyzers.
MOD:165353-07 Customization: Factory-modified engineered configuration tailored for specific OEM frequency filters, specific scale factor tuning, or proprietary hardware dampening characteristics.

Heavy Industrial Applications

Centrifugal and axial air compressors in petrochemical processing plants.
High-speed electric motors and industrial cooling tower fans.
Multistage boiler feed water pumps and process fluid pumps.
Industrial gas turbines and small steam turbine generator packages.

Technical Specifications

Parameter	Specification Value
Manufacturer	Bently Nevada (Baker Hughes)
Product Series	990 Series Vibration Transmitter
Full Scale Range Code (-10)	Typically configured for 0-10 mils peak-to-peak or 0-250 micrometers peak-to-peak displacement
System Length Option (-XX)	Determined by matched probe/cable length configuration (typically 5.0 meter or 9.0 meter system tuned)
Mounting Option (-01)	Standard 35mm DIN-rail mount
Agency Approval Code (-05)	Multiple hazardous area certifications (ATEX / IECEx / CSA / Class I Div 2)
Modification Code	MOD:165353-07 (Specialized filter response / hardware adjustment)
Signal Output Type	Linear 4-20mA DC current loop
Power Supply Requirement	Loop powered, typical nominal 24V DC input rating
Country of Origin	United States
Shipping Weight (Calculated)	0.45 kg
Package Dimensions (Calculated)	15.2 cm x 12.7 cm x 7.6 cm

Field Terminal Connections

Terminal Label	Signal / Loop Function
PROBE	Coaxial connection input to Bently Nevada Eddy Current Proximity Probe / Extension Cable
COM	System common reference / loop ground terminal
SIG / +4-20mA	Positive current loop leg connection back to analog input module cards
BUF / OUT	Buffered raw voltage dynamic signal output for connection to data loggers and FFT analyzers

Installation & Commisioning Guidelines

CRITICAL FIELD WARNING:

Isolate and lock out all power sources feeding the loop instrument enclosure prior to opening or making termination changes. Failure to completely de-energize circuits in designated hazardous atmospheres can compromise intrinsic safety barriers and risk explosive ignition.

DIN Rail Placement: Snaps securely onto standard symmetrical 35mm top-hat DIN rails inside clean, dust-free industrial enclosures. Ensure the orientation allows passive ventilation gaps between adjacent transmitters.

Coaxial Probe Integration: Connect the clean, dry extension cable connector from the probe into the primary transmitter receiver hub. Insulate the coaxial connection sleeve completely using silicone self-fusing tape to prevent moisture intrusion or electrical grounding shorts.

CTwisted Pair Loop Setup: Wire the 4-20mA current loop terminals using shielded, twisted-pair cable. Connect the cable shield exclusively at the instrumentation rack ground end to prevent field ground loops from injecting noise into the vibration readings.

Gap Voltage Calibration: Verify the initial mechanical gap using a digital multimeter at the BUF/COM terminals. Ensure the DC gap voltage settles within the linear range before running machinery to secure proper dynamic response bounds.

Key Features:

What does the MOD:165353-07 signify on this vibration transmitter?

The MOD suffix indicates a factory modification. For this device, it designates a specialized engineering modification affecting the internal frequency filtering spectrum, sensor sensitivity calibration, or specific OEM response attributes tailored for distinct machinery platforms.

Does this 990 transmitter require an external Proximitor sensor unit?

No. The 990 series integrates the functions of both a proximity sensor driver and a 4-20mA loop transmitter into one unified block. It hooks up directly to the extension cable and the proximity probe.

How do you capture raw spectrum analysis data from this loop transmitter?

Field technicians can access raw unfound sensor signals through the buffered output terminals. Connecting a portable analyzer or oscilloscope to the BUF and COM lines permits raw diagnostic wave data collection without disrupting the 4-20mA control loop.

Pengiriman Ekspres Global

Pengiriman Standar: 4-6 Hari Kerja melalui DHL, FedEx, dan UPS.
Pengiriman Ekspres: Pengiriman hari yang sama untuk pesanan dalam stok yang dilakukan sebelum pukul 2:00 PM (GMT+8).
Cakupan Seluruh Dunia: Melayani lebih dari 150 negara, termasuk pengiriman cepat ke Arab Saudi dan UAE.

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