Bently Nevada 21000-28-28-05-00-092-03-02 Proximity probe housing assembly

FAQ

Q1: What does the part number “21000-28-28-05-00-092-03-02” mean?
“28” = 3300 XL 8 mm probe with selectable approvals; “28” = housing series; “05” = 0.5 m cable; “00” = base option; “092” = probe penetration 9.2 in; “03” = fittings option (plug + reducer + cable seal); “02” = 3/4-14 NPT mounting thread.

Q2: Does this housing include the probe and cable?
Yes, it comes as a complete assembly including the 3300 XL 8 mm probe and 0.5 m cable.

Q3: What are the physical dimensions and weight of this unit?
Approximately Ø50 mm diameter and ~290 mm total length (including standoff and probe). Weight is ~1.2 kg without additional fittings.

Q4: What materials are used for the body and sleeve?
The housing body is aluminum, and the sleeve supporting the probe is 304 stainless steel.

Q5: What temperature range is the unit rated for?
Rated for –51 °C to +177 °C for both operation and storage.

Q6: What does the fittings option “03” include?
It includes one 3/4-14 NPT plug, one 3/4-14 → 1/2-14 NPT reducer, and one cable seal grip.

Q7: Can this unit be used in hazardous or explosive environments?
Yes, it is designed for explosion-proof applications and complies with CSA / API 670 standards.

Q8: Can the standoff adapter or probe penetration length be changed later?
This variant has a 5.0 in standoff and 9.2 in penetration. To change these, a different model suffix or a compatible adapter would be required.