Product details
Bently Nevada 21128-12-01 Velocity Transducer Housing
Bently Nevada 21128-12-01 provides reliable protection for velocity sensors in harsh industrial environments. Made from 303 stainless steel, it resists corrosion, water, and physical impact. This model meets NEMA 4X and IP65 standards and includes a tall cap for installing larger sensor models like Velomitor CT or Seismoprobe.
- Manufacturer: Bently Nevada
- Model: 21128-12-01
- Material: 303 Stainless Steel
- Design: Water and corrosion-resistant enclosure
- Mounting & Cap Option: 12 = 3/4-in 14 NPT with tall cap
- Cable Exit Option: 01 = 1/2-in NPT plug
- Temperature Range: -29°C to +121°C (-20°F to +250°F)
- O-Ring Material: Neoprene for moisture sealing
- Weight: 1.6 kg (3.55 lb)
- Warranty: 12 Months Standard Coverage
- Shipping: FedEx / UPS / DHL Express Worldwide
21128-12-01 Configuration Tree
21128 - AA - BB AA = 12 → 3/4-in 14 NPT with Tall Cap BB = 01 → 1/2-in NPT Plug
Key Technical Features
- IP65 & NEMA 4X compliant stainless steel body
- Tall cap accommodates Velomitor CT or Seismoprobe sensors
- Excellent resistance to water jets, dust, and vibration
- Ensures extended sensor life and accuracy
- Designed for easy field maintenance and installation
- Reliable under extreme temperature fluctuations
- Corrosion-proof finish suitable for marine and industrial areas
Specifications Summary
- Outlet Port Size: 1/2-in NPT
- Internal Mount Thread: 1/2-in 20 UNF (21128/CA21128) / 5/8-in 18 UNF-2B (BA42608)
- Operating Temperature: -29°C to +121°C (-20°F to +250°F)
- Ingress Protection: IP65 (non-submersible)
- Recommended Cable: 89477-AA for Velomitor Sensor Connection
Why Choose Bently Nevada 21128-12-01
- Engineered for harsh process industries
- Explosion-resistant cable port option
- Full stainless structure for maximum durability
- Supports vertical or horizontal mounting positions
- Backed by a 12-month manufacturer warranty
Professional FAQ
- Q1: What sensors fit inside the 21128-12-01 housing?
- It fits Bently Nevada Velomitor CT and Seismoprobe models, including 9200 and 74712 with isolated bases.
- Q2: How should the tall cap option be used?
- The tall cap provides extra clearance for larger transducers or additional cabling inside the housing.
- Q3: Is the housing suitable for outdoor use?
- Yes, its IP65 and NEMA 4X certification ensures strong resistance to water spray and corrosion.
- Q4: What maintenance is recommended for long service life?
- Regularly check and replace the neoprene O-ring every 12 months or after heavy exposure to chemicals.
- Q5: Which shipping options are available?
- We ship worldwide via FedEx, UPS, and DHL, ensuring safe and fast delivery of your order.
Contact Information
For inquiries or technical assistance, please contact
sales@powergearx.com or
+86 18030005825.
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Original Source: https://www.powergearx.com/
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