Bently Nevada 991-01-XX-01-01 284318-01 2-Wire Thrust Transmitter

FAQ

Q1: What is Bently Nevada 991-01-XX-01-01?
A: It is a 991 Series 2-wire thrust transmitter used to measure shaft axial position and provide a proportional 4–20 mA output to a machinery control system.

Q2: What is the Mod number of this transmitter?
A: The corresponding Mod number is 284318-01. The exact combination 991-01-XX-01-01 MOD:284318-01 is listed as a Bently Nevada thrust transmitter.

Q3: What output signal does it provide?
A: The transmitter provides a standard 4–20 mA DC output, proportional to the measured axial shaft position.

Q4: What power supply does the 991 transmitter require?
A: Available specifications indicate a 12–36 VDC supply. It is designed as a 2-wire, loop-powered transmitter.

Q5: Which proximity probe is compatible with 991-01-XX-01-01?
A: It is designed to work with a compatible Bently Nevada 3300 NSv proximity probe and matching extension cable. The probe and cable system length must be correctly matched to the transmitter configuration.

Q6: What is the main application of the 991-01-XX-01-01?
A: It is mainly used for axial shaft displacement and thrust monitoring on equipment such as centrifugal compressors, small pumps, motors and fans.

Q7: What are the dimensions and weight of 991-01-XX-01-01?
A: The referenced dimensions are approximately 31.75 × 69.85 × 25.4 mm, and the listed product weight is approximately 1 kg. Actual packed dimensions and shipping weight may vary.

Q8: Why is the 991 Series suitable for machinery control systems?
A: It provides a simple 4–20 mA proportional thrust signal, allowing the axial-position measurement to be directly integrated into a PLC, DCS or machinery-control system for monitoring, alarming and shutdown logic.

991-01-XX-01-01 284318-01 Bently Nevada

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