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107770-03-01 Bently Nevada Velocity Transducer Housing — Integral Cable
Introduction to the 107770-03-01 Velocity Transducer Housing
When hazardous area vibration monitoring demands reliable performance, the 107770-03-01 from Bently Nevada provides a robust solution. This velocity transducer housing is CENELEC approved for Zone 1, Group IIC hazardous areas. It combines a 330500 Velomitor sensor with a 21128 housing, preinstalled at the factory for consistent quality. Maintenance engineers value its straightforward integration into existing systems.

Key Features and Technical Specs of the 107770-03-01
- The 107770-03-01 is a velocity transducer housing with CENELEC approval.
- Mounting thread option 03 is 1/2-14 NPT for secure installation.
- Cable exit fitting option 01 is a 1/2-14 NPT plug for environmental sealing.
- It is designed for Zone 1, Group IIC hazardous areas per ATEX/IECEx standards.
- RoHS compliant with Directive 2011/65/EU for environmental safety.
The unique combination of a factory-installed Velomitor sensor and housing ensures consistent performance and reduces field assembly time.
Applications and Use Cases for the 107770-03-01
In petrochemical plants and oil refineries, the 107770-03-01 monitors vibration on rotating machinery such as pumps and compressors. Its CENELEC approval makes it suitable for explosive atmospheres. For example, it can be installed on a motor in a Zone 1 area to provide early warning of bearing wear, preventing unplanned downtime.

Installation and Setup Guidance
Mount the 107770-03-01 using the 1/2-14 NPT thread into a compatible machine housing. Ensure the cable exit fitting is properly sealed with the included plug. Connect the sensor to an approved barrier or system per entity parameters. Always follow the hazardous area conditions of safe use for Zone 0/1 and Zone 2.
Maintenance and Reliability Tips
Periodically inspect the 107770-03-01 for physical damage or corrosion, especially in harsh environments. Verify that the cable exit fitting remains tight to maintain the environmental seal. Regular calibration checks per the manufacturer's manual help ensure accurate vibration readings and extend service life.
Compatibility and Integration
The 107770-03-01 integrates with Bently Nevada monitoring systems that accept velocity transducer inputs. It is compatible with cables type A or B per EN 60079-25 for hazardous area installations. For Zone 2 applications, ensure supply electrical parameters do not exceed the values in the entity tables.
FAQ about the 107770-03-01
Q: What is the mounting thread option for the 107770-03-01?
A: The mounting thread option 03 is 1/2-14 NPT.
Q: Is the 107770-03-01 approved for hazardous areas?
A: Yes, it is CENELEC approved for Zone 1, Group IIC hazardous areas.
Q: What cable exit fitting does the 107770-03-01 use?
A: The cable exit fitting option 01 is a 1/2-14 NPT plug.
Q: Does the 107770-03-01 comply with RoHS?
A: Yes, it complies with RoHS Directive 2011/65/EU.
Q: What sensor is combined with the housing in the 107770-03-01?
A: It combines a 330500 Velomitor sensor with a 21128 housing.
Product Support and Availability
The 107770-03-01 is available in stock and ready to ship from Petro Auto Tech. Contact us for current lifecycle status and ordering details.
| Part Number | 107770-03-01 |
| Condition | In Stock |
| Stock Status | In Stock (Ready to Ship) |
| Weight | 0.5 kg |
| Warranty | 12 Month |
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