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Bently Nevada 1900/27 Series Vibration Monitor – Compact, Reliable Protection for General-Purpose Rotating Machinery

Bently Nevada 1900/27 Series Vibration Monitor – Compact, Reliable Protection for General-Purpose Rotating Machinery thumbnail-1
Bently Nevada 1900/27 Series Vibration Monitor – Compact, Reliable Protection for General-Purpose Rotating Machinery photo-1
US$ 3216.00 ≥1 Blade
Key Specifications
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I/O Number:
Bently Nevada 1900/27
Place of Origin:
America
Communication Interface:
Modubus
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Xiamen Xiongba E-commerce Co., LTD
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Port of Shipment:
China
Delivery Detail:
Delivery time depends on order quantity.

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I/O Number Bently Nevada 1900/27
Place of Origin America
Communication Interface Modubus
Product name Variable frequency driver
Model Number Bently Nevada 1900/27
Condition NEW
Warranty One Year
Package Original Packaging
HS Code 903180
Company's Order Placement Process and Guarantees

  • Warranty: 365 days

  • Delivery time: 1 week for in-stock; no more than one month at the latest

  • Payment terms: 50% advance payment; full payment before delivery

  • Express options: FedEx, UPS, DHL

Key Features

  • Two-channel vibration monitoring – Typically supports casing vibration or shaft vibration depending on the sensor type used.

  • Alert/Danger alarm setpoints – Independent thresholds with relay outputs for straightforward trip logic on critical assets.

  • 4–20 mA process outputs – Per-channel analog signals for DCS/PLC trending; makes it easy to baseline and track changes over time.

  • Buffered transducer outputs – Convenient for portable data collectors when you want deeper diagnostics without disturbing the wiring.

  • Compact DIN-rail design – Saves cabinet space and simplifies brownfield upgrades in crowded panels.

  • 24 VDC power – Common plant supply; in many cases you can reuse existing rails and power supplies.

  • Broad sensor compatibility – Typically works with Bently Nevada proximity probes (via Proximitor), velocity sensors, or IEPE accelerometers.

  • Rugged, industrial build – Designed for continuous operation in plant environments with stable performance and straightforward maintenance.

Technical Specifications
Brand / Model Bently Nevada 1900/27 Series Vibration Monitor
HS Code 9031.80 (measuring/checking instruments – vibration monitoring, typical classification)
Power Requirements 24 VDC nominal (commonly 18–30 VDC)
Signal Inputs 2 vibration channels; accepts proximity (via Proximitor), velocity, or IEPE accelerometer inputs (typical)
Signal Outputs 2 × 4–20 mA process signals; 2 × alarm relays (SPDT); buffered transducer outputs
Communication Interfaces N/A on standard units (monitoring via analog/relay)
Operating Temperature Typically -20°C to +65°C
Installation Method DIN EN 50022 (35 mm) rail; cabinet/panel mount
Dimensions & Weight Compact DIN-rail module; approx. 120 × 100 × 25 mm; ~0.4 kg (typical)
Application Fields

The 1900/27 seems to be most at home on small to mid-size rotating equipment where you need dependable protection and simple integration:

  • Water and wastewater pumps (end-suction, vertical turbine, multistage)

  • HVAC and process fans/blowers in facilities and plants

  • Light-duty compressors and package skids

  • Gearboxes on conveyors and agitators

  • Cooling tower drives and circulating pumps

A maintenance supervisor at a chemical site told me they used it to replace standalone vibration switches—fewer nuisance trips, plus trending via 4–20 mA gave them early warning on a failing bearing. That’s typically where this unit shines.

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Advantages & Value

  • Reliable protection – Alert/Danger logic with robust relays reduces risk of unplanned downtime.

  • Simple integration – 4–20 mA outputs drop straight into your DCS/PLC without extra converters.

  • Sensor compatibility – Works with widely used Bently Nevada transducers, so spares and replacements are straightforward.

  • Lower installed cost – DIN-rail format and 24 VDC power typically cut panel real estate and wiring time.

  • Maintainability – Buffered outputs make on-the-spot diagnostics easy with a portable analyzer.

Installation & Maintenance

  • Cabinet and mounting – Mount on 35 mm DIN rail inside a ventilated control cabinet; allow clearance for wiring and heat dissipation.

  • Power and grounding – Use a clean, regulated 24 VDC supply; bond the ground per plant standards to minimize noise pickup.

  • Sensor wiring – Keep transducer cables shielded and routed away from VFD outputs; follow Bently Nevada practices for proximity/IEPE wiring.

  • Alarm setup – Set Alert/Danger levels based on baseline vibration data; review after first week of operation to fine-tune.

  • Routine checks – Quarterly functional test of relays and OK status; verify 4–20 mA scaling in the DCS.

  • Cleaning & updates – Keep terminals clean and tight; apply firmware updates if applicable to your hardware revision.

Compatible Sensors & Accessories (Common Pairings)

  • Bently Nevada 3300 XL proximity probe systems (shaft vibration/position via Proximitor)

  • Bently Nevada 330500 Velomitor velocity sensors (casing velocity on pumps/fans)

  • Bently Nevada industrial IEPE accelerometers (casing acceleration on motors/gearboxes)

  • Buffered output leads and terminal accessories for field diagnostics

One thing I appreciate is how the 1900/27 typically lets you reuse existing plant-standard sensors, so you’re not locked into a costly changeover.

Quality & Certifications

  • CE marked for EMC and safety (manufacturer documentation)

  • UL/cUL recognition for industrial control equipment in many configurations

  • RoHS compliance for most standard builds

  • Manufacturer’s warranty: 12 months (365 days)

If you’re standardizing across multiple skids or replacing legacy vibration switches, the Bently Nevada 1900/27 Series offers a clean, trustworthy path—compact footprint, clear alarms, and the data your operators can actually use.

Product Tags: 1900/27 , Bently Nevada 1900/27 , Bently Nevada 1900

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Xiamen Xiongba E-commerce Co., LTD
Verified Business License
Business Type
Trading Company
Year Established
2014
Annual Export Value
US$2.5 Million - US$5 Million
Total Employees
51 - 100 People
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