Technical Specifications

• Brand: Bently Nevada
• Model: 21000 Proximity Probe Housing Assemblies
• Product Number: 21000-34-00-30-095-04-02
• Housing Material: Aluminum body with 304 stainless steel sleeve
• Probe Type: 3300 XL 8 mm reverse mount probe
• Probe Cable Length: 00 = Probe cable not required (no cable included)
• Standoff Adapter: 30 = 3.0 in
• Probe Penetration: 095 = 9.5 in
• Fitting Option 04: One 3/4-14 NPT plug only
• Mounting Thread Option: -02 = 3/4-14 NPT (required if standoff adapter not -00)
• Maximum (C) + (D) with visible probe: 17.0 in (43.18 cm)
• Maximum (C) + (D) Dimension: 32.9 in (83.5 cm)
• Weight: 1.1 kg (2.4 lb) typical without fittings
• Temperature Range (3300 XL 8mm Probe): Operating & storage -51°C to +177°C (-60°F to +351°F)
• Approvals: CSA explosion proof, CSA Type 4 enclosure, API 670 compliant

Complete Suffix Information (Tree Structure)

• Model 21000 - Proximity Probe Housing Assemblies
  • Probe Option, with Connector: 34 = 3300 XL 8 mm probe with connector protector, selectable hazardous area approvals
  • Probe Cable Length: 00 = Probe cable not required
  • Standoff Adapter: 30 = 3.0 in
  • Probe Penetration: 095 = 9.5 in
  • Fitting Option: 04 = One 3/4-14 NPT plug only
  • Mounting Thread Option: -02 = 3/4-14 NPT (order if standoff adapter is not -00)

Frequently Asked Questions (FAQ)

• Q: Why does suffix 00 mean no probe cable?
  A: Suffix 00 allows you to use your own cable or a custom-length extension for the 3300 XL 8 mm probe.
• Q: Can I use the 21000 with an 11mm probe?
  A: Yes, the housing supports 3300 XL 11mm probes within the same temperature range (-51°C to +177°C).
• Q: Is this assembly suitable for intrinsic safety?
  A: Yes, the housing works with hazardous area approved probes for intrinsically safe applications.
• Q: What is the maximum penetration depth?
  A: This configuration offers a 9.5 in probe penetration (suffix 095).
• Q: Does the housing include the probe?
  A: Yes, it includes the 3300 XL 8 mm probe, but without the attached cable (suffix 00).
• Q: How do I clean the housing?
  A: Use a dry cloth. Do not immerse. The stainless steel sleeve resists corrosion.

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