Bently Nevada 21000-28-05-15-012-04-02 Proximity probe housing / assembly

FAQ

Q1: What does “28‑05‑15‑012‑04‑02” in the part number mean?
“28” = 3300 XL 8 mm probe with selectable approvals; “05” = 0.5 m cable length; “15” = 1.5 in standoff adapter; “012” = 1.2 in probe penetration; “04” = one 3/4‑14 NPT plug fitting; “02” = 3/4‑14 NPT mounting thread.

Q2: Does this assembly include the probe and cable?
Yes. It is delivered as a complete assembly including the 3300 XL probe and 0.5 m cable.

Q3: What are the approximate dimensions and weight?
Approximately Ø50 mm in diameter and ~70 mm in length (including adapter). The weight is about 1.0 kg.

Q4: What materials are used in its construction?
The housing body is aluminum; the probe sleeve/support is 304 stainless steel for durability and resistance.

Q5: What is the operating temperature range?
It supports operation and storage from –51 °C to +177 °C.

Q6: What fitting does “04” option correspond to?
It provides one 3/4‑14 NPT plug only; no additional reducers or cable seal grips.

Q7: Can this model be used in hazardous or explosive environments?
Yes. It is designed under the 21000 series with explosion‑proof capability when properly installed per spec.

Q8: Is it possible to change the standoff adapter or penetration later?
This variant includes a 1.5 in standoff adapter (15). To alter it or change the penetration, you would need a different model suffix or an external adapter.