Bently Nevada 991-06-70-02-CN 991 Thrust Transmitter

Description

Manufacturer: Bently Nevada

Product Number: 991-06-70-02-CN

Product Type: Probe Vibration Transmitter

Made in: U.S.A

Overview: The 991-06-70-02-CN from Bently Nevada is a vibration transmitter for axial monitoring. It sends a 4-20 mA signal and is easy to install on a DIN rail. It works with a 3300 NSv probe and supports a full-scale range of ±0.6 mm.

Model Details:

• Model 991 – For thrust (axial) vibration
• -06 – Full-scale range: 0.6-0-0.6 mm
• -70 – System length: 7.0 m (23.0 ft)
• -02 – Bulkhead screw mount
• CN – Country-specific approvals

Electrical Details:

• Mounting: DIN rail
• Output: 4-20 mAdc (2-wire)
• Power Input: +12 to +35 Vdc
• Accuracy: ±1.5% over range
• Max Loop Resistance: 1000 Ω at 35 Vdc
• Current Limit: 23 mA (typical)

Probe Compatibility: Works with 1 non-contact 3300 NSv probe and extension cable. Linear range is 0.25–1.65 mm. Suits 0.6-0-0.6 mm and 25-0-25 mils ranges.

Environment:

• Working Temp: -35°C to +85°C (-31°F to +185°F)
• Storage Temp: -51°C to +100°C (-60°F to +212°F)
• Weight: 0.43 kg (0.9 lb)
• Shelf Life: 1 year

Response Features: If the signal is Not OK, output drops below 3.6 mA in under 100 µs. It returns in 0.1 sec when normal.

Use: For axial (thrust) vibration in rotating machines. Fast response helps reduce equipment damage and downtime.

Download PDF file here:991 Thrust Transmitter Datasheet – 141618