990-05-50-02-01

Description

The Bently Nevada 990-05-50-02-01 Vibration Transmitter provides a 4-20 mA output in a 2-wire configuration, designed for vibration monitoring with external adjustments for zero and span.

Ordering Information

• Model: 990 - Vibration Transmitter

• Full-scale Option: -05 - 0-5 mils pp (0-125 µm pp)

• System Length Option: -50 - 5.0 meters (16.4 feet)

• Mounting Option: -02 - Bulkhead screws

• Agency Approval Option: -01 - CSA Division 2

Probe Gap

• Probe must be gapped between 0.5 and 1.75 mm (20 and 55 mils) from target to ensure full scale range.

Maximum Loop Resistance

• 1,000 Ω including cable at 35 Vdc.

Current Limiting

• 23 mA typical.

Zero and Span

• Non-interacting external adjustments.

NOT OK/Signal Defeat

• Signal output will go to less than 3.6 mA within 100 µs after a Not OK condition occurs.

• Signal output is restored within 2-3 seconds after the Not OK condition is removed.

---