Description

Manufacturer: Bently Nevada

Product No.: 991-06-50-02-00

Product Type: Probe Vibration Transmitter

Origin: Made in U.S.A

Model: 991 – Thrust Transmitter

Full Scale Range: 0.6-0-0.6 mm

System Cable Length: 5.0 meters (16.4 feet)

Mounting Option: 02 – Bulkhead Screws

DIN Rail Mount: Supported

Approval Option: 00 – No approval

Shelf Life: 1 year

Signal Output: 4-20 mA, 2-wire system

Use: For axial (thrust) vibration

Power: Needs +12 to +35 Vdc

Input: One 3300 NSv non-contacting probe and extension cable

Linear Output Range: 0.25 to 1.65 mm (Prox Out)

Current Loop Range: Fits 0.6-0-0.6 mm or 25-0-25 mils

Loop Accuracy: ±1.5% over full scale (typical)

Max Loop Resistance: 1,000 Ω with 35 Vdc

Current Limit: 23 mA typical

Temperature Limits:

  • Operating: -35°C to +85°C (-31°F to +185°F)
  • Storage: -51°C to +100°C (-60°F to +212°F)

Weight: 0.43 kg (0.9 lbm)

Fault Response: Signal drops to below 3.6 mA in 100 µs after a Not OK event

Recovery: Signal returns within 0.1 seconds after the fault clears

Adjustments: Easy-to-use external zero and span settings

Download PDF file here:991 Thrust Transmitter Datasheet – 141618

Additional information

Weight0.82 kg
Dimensions15 × 7 × 6 cm

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