Bently Nevada 135613-02 (High‑Temperature Case Expansion Transducer) – English Datasheet

Manufacturer: Bently Nevada (Baker Hughes)

Model: 135613-02

Type: High‑Temperature DC LVDT Case Expansion Transducer

Application: Measures thermal growth (case expansion) of large turbine casings relative to the foundation; used in Turbine Supervisory Instrumentation (TSI) with 3500/45 Position Monitor.

Electrical Specifications

Scale Factor: 0.10 V/mm (2.5 V/in)

Linear Range: 50.8 mm (2.00 in)

Linearity: ±0.5% full‑range

Stability: 0.125% full‑scale

‑3 dB Frequency: 200 Hz (typical)

Environmental Limits

Operating Temp: -18 °C to +71 °C (0 °F to +160 °F)

Storage Temp: -54 °C to +93 °C (-65 °F to +200 °F)

Temperature Coefficient: 0.05%/°C (0.028%/°F) max

Mechanical Specifications

Dimensions (H × W × L): 117 × 88.9 × 241 mm (4.60 × 3.50 × 9.50 in)

Weight: 2.3 kg (5.0 lbs)

Thread: 10‑32 UNC‑2B (core end); 10‑32 UNC‑2A (machine end)

Rod Length: 152.4 mm (6.00 in)

Key Features

✅ High‑temperature design for turbine casing thermal growth measurement

✅ DC LVDT technology for precise, reliable position sensing

✅ Compatible with 3500/45 Position Monitor for dual‑transducer alarm configuration

✅ Robust enclosure for harsh industrial environments