Company Information
E-mail		[email protected]
Mobile		+8613666084105
Whatsapp		+8613666084105
WeChat		13666084105
Add		Room 1004, No. 62 Xiangxiu Li, Siming District, Xiamen City, Fujian Province, China

Product Introduction

The Bently Nevada 1900/65A is a highly reliable and flexible general-purpose equipment monitor designed for condition monitoring and basic machine protection in industrial applications. It supports a variety of vibration, position, and speed inputs, making it suitable for a wide range of rotating and reciprocating machinery. This monitor is part of Bently Nevada’s trusted suite of monitoring systems, widely adopted in industries such as oil and gas, power generation, manufacturing, and pulp and paper.

The 1900/65A is an excellent option for users who require cost-effective monitoring without compromising on performance. It features two independent channels, alarm capabilities, and offers compatibility with standard 4-20 mA output signals, allowing easy integration into existing control and SCADA systems.

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Product Specifications

Parameter	Value
Model Number	1900/65A-00-00-01-00-00
Channels	2 (independent channels for vibration, position, or speed)
Input Types	Proximitor®, Accelerometer, Velomitor®, Keyphasor®, RTDs
Output	4-20 mA analog outputs; relay contact outputs
Display	Optional HMI via Modbus
Alarm Functions	Configurable Alert and Danger levels, Alarm time delays
Communication Protocols	Modbus RTU over RS485
Relay Outputs	2 Relays (DPDT Form C)
Power Supply	24 VDC (±10%)
Operating Temperature	–20°C to +65°C
Storage Temperature	–40°C to +85°C
Humidity	95% non-condensing
Mounting	DIN rail or bulkhead mounting
Enclosure Rating	IP20 (standard), can be enclosed in IP65-rated enclosure
Certifications	CE, CSA, ATEX (for specific models), RoHS compliant
Dimensions	196.9 x 149.4 x 74.4 mm
Weight	0.77 kg

 

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Applications

The Bently Nevada 1900/65A is ideal for a broad spectrum of industrial and utility applications, including:

• Pumps: Detecting imbalance, misalignment, and bearing wear.

• Fans and Blowers: Monitoring for excessive vibration and shaft movement.

• Compressors: Protection from casing vibrations and rotor instability.

• Gearboxes: Monitoring gear mesh frequency for wear and damage.

• Motors and Generators: Shaft alignment, bearing condition, and vibration trends.

• Industrial Equipment: Anywhere where low-cost, effective condition monitoring is required.

This monitor is particularly beneficial for facilities that need localized monitoring for machinery that is not yet connected to a centralized system.

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Product Advantages

• Cost-Effective Monitoring: Designed for affordability without sacrificing critical functionality.

• Scalable Deployment: Perfect for both standalone and multiple-unit monitoring setups.

• Flexible Input Compatibility: Accepts a wide range of sensor inputs, including proximity and velocity.

• Simple Integration: 4-20 mA output and Modbus compatibility ensure easy integration into DCS/PLC systems.

• Rugged Design: Engineered for harsh industrial environments with a robust design and reliable performance.

• Alarm Functionality: Built-in alert and danger alarms enable quick response to abnormal machinery behavior.

• Easy Installation: Compact form factor and DIN rail mounting simplify field deployment.

• Reduced Downtime: Early fault detection extends equipment life and minimizes unplanned outages.

• Expandable: Can be combined with other Bently Nevada monitoring systems for comprehensive coverage.

• Trusted Brand: Backed by decades of Bently Nevada’s expertise in machinery protection and diagnostics.

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FAQ (Frequently Asked Questions)

1. What types of sensors are compatible with the 1900/65A monitor?
   The monitor supports proximity probes, accelerometers, velomiters, and Keyphasor inputs.

2. Can this device be connected to a PLC system?
   Yes, it offers 4–20 mA outputs and Modbus RTU communication, which are commonly used with PLCs.

3. Does the 1900/65A provide alarm capabilities?
   Yes, it has configurable Alert and Danger alarm thresholds, along with two relay outputs.

4. Is the monitor suitable for outdoor use?
   The device itself is rated IP20, but it can be installed inside an IP65-rated enclosure for outdoor environments.

5. How many channels does the monitor have?
   The 1900/65A features two independent monitoring channels.

6. Can it be used for temperature monitoring?
   While primarily used for vibration and position, certain configurations support RTD inputs.

7. What kind of mounting options are available?
   It supports DIN rail or bulkhead mounting for flexibility in installation.

8. Is the unit programmable or configurable via software?
   Yes, configuration can be done using Bently Nevada’s proprietary setup tools.

9. What power supply does it require?
   It operates on 24 VDC with a ±10% tolerance.

10. Is it certified for use in hazardous areas?
    Certain variants are certified under ATEX and CSA for hazardous environments. Always confirm model-specific certifications.

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Recommended Models – Same Series or Related

Model Number	Description	Channels	Input Type	Dimensions (mm)
1900/65A-00-00-00-00-00	Base model, general purpose monitor	2	Vibration	127 × 43 × 130
1900/65A-00-00-02-00-00	Includes temperature input capability	2	Vib + Temp	127 × 43 × 130
1900/65A-01-00-01-00-00	High-speed input version with Keyphasor support	2	Speed + Vib	127 × 43 × 130
1900/65A-00-01-01-00-00	Extended diagnostics model	2	Vib/Pos/Sensor	127 × 43 × 130
1900/65A-00-00-01-01-00	Dual relay model	2	General Vib	127 × 43 × 130
1900/65A-00-00-01-00-01	Isolated analog output version	2	Vibration	127 × 43 × 130

Popular Models from Bently Nevada

Model Number	Description	Application	Channels	Dimensions (mm)
3500/22M	Transient Data Interface Module	System Monitoring	N/A	241 × 24 × 241
3500/42M	Proximitor Monitor Module	Shaft Vibration	4	241 × 24 × 241
3500/50	Tachometer Module	Speed Monitoring	2	241 × 24 × 241
3500/40M	Velocity Monitor Module	Velocity Monitoring	4	241 × 24 × 241
3500/15	Power Supply Module	Power Supply	N/A	127 × 45 × 127
ADAPT 3701/40	Smart Vibration Monitor	Remote Monitoring	4	176 × 48 × 143

 

FAQ (Frequently Asked Questions)

1. What types of sensors are compatible with the 1900/65A monitor?
   The monitor supports proximity probes, accelerometers, velomiters, and Keyphasor inputs.

2. Can this device be connected to a PLC system?
   Yes, it offers 4–20 mA outputs and Modbus RTU communication, which are commonly used with PLCs.

3. Does the 1900/65A provide alarm capabilities?
   Yes, it has configurable Alert and Danger alarm thresholds, along with two relay outputs.

4. Is the monitor suitable for outdoor use?
   The device itself is rated IP20, but it can be installed inside an IP65-rated enclosure for outdoor environments.

5. How many channels does the monitor have?
   The 1900/65A features two independent monitoring channels.

6. Can it be used for temperature monitoring?
   While primarily used for vibration and position, certain configurations support RTD inputs.

7. What kind of mounting options are available?
   It supports DIN rail or bulkhead mounting for flexibility in installation.

8. Is the unit programmable or configurable via software?
   Yes, configuration can be done using Bently Nevada’s proprietary setup tools.

9. What power supply does it require?
   It operates on 24 VDC with a ±10% tolerance.

10. Is it certified for use in hazardous areas?
    Certain variants are certified under ATEX and CSA for hazardous environments. Always confirm model-specific certifications.

Recommended Models – Same Series or Related

Model Number	Description	Channels	Input Type	Dimensions (mm)
1900/65A-00-00-00-00-00	Base model, general purpose monitor	2	Vibration	127 × 43 × 130
1900/65A-00-00-02-00-00	Includes temperature input capability	2	Vib + Temp	127 × 43 × 130
1900/65A-01-00-01-00-00	High-speed input version with Keyphasor support	2	Speed + Vib	127 × 43 × 130
1900/65A-00-01-01-00-00	Extended diagnostics model	2	Vib/Pos/Sensor	127 × 43 × 130
1900/65A-00-00-01-01-00	Dual relay model	2	General Vib	127 × 43 × 130
1900/65A-00-00-01-00-01	Isolated analog output version	2	Vibration	127 × 43 × 130

Popular Models from Bently Nevada

Model Number	Description	Application	Channels	Dimensions (mm)
3500/22M	Transient Data Interface Module	System Monitoring	N/A	241 × 24 × 241
3500/42M	Proximitor Monitor Module	Shaft Vibration	4	241 × 24 × 241
3500/50	Tachometer Module	Speed Monitoring	2	241 × 24 × 241
3500/40M	Velocity Monitor Module	Velocity Monitoring	4	241 × 24 × 241
3500/15	Power Supply Module	Power Supply	N/A	127 × 45 × 127
ADAPT 3701/40	Smart Vibration Monitor	Remote Monitoring	4	176 × 48 × 143

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As for the delivery time, when we receive your order requirements, we will arrange for warehouse personnel to test and verify the products. After you place the order, we will send it to you within 24 hours.