Overview
Specification
| Parameter | Specification |
|---|---|
| Model Number | 991-25-70-01-01 |
| Product Type | Thrust / Vibration Transmitter |
| Input Signal | Bently Nevada proximity probe system |
| Measurement Type | Axial thrust position or relative vibration |
| Output Signal | 4–20 mA, 2-wire loop-powered |
| Supply Voltage | 18–30 VDC (24 VDC nominal) |
| Measurement Range | Configurable per application |
| Accuracy | ±1% of full-scale output |
| Response Time | ≤ 1 second typical |
| Frequency Response | Optimized for rotating machinery thrust monitoring |
| Operating Temperature | -40°C to +85°C |
| Storage Temperature | -55°C to +95°C |
| Mounting Options | Panel mounting or DIN rail (configuration dependent) |
| Housing | Industrial-grade metal enclosure |
| Environmental Resistance | Designed for harsh industrial environments |
| System Compatibility | Compatible with Bently Nevada 991 thrust monitoring solutions |
FAQ
A1: It measures axial thrust or relative vibration using a proximity probe input.
Q2: Does this transmitter provide machine protection functions?
A2: No, it supplies continuous monitoring signals but does not perform shutdown or protection actions.
Q3: What power supply does the transmitter require?
A3: It operates on a 2-wire loop-powered supply, typically 24 VDC.
Q4: Can it integrate with existing Bently Nevada probe systems?
A4: Yes, it is fully compatible with supported Bently Nevada proximity probes.
Q5: Is this model suitable for harsh industrial environments?
A5: Yes, its rugged enclosure supports reliable operation in vibration-heavy and high-temperature conditions.
Q6: Which industries commonly use this transmitter?
A6: Power generation, oil and gas, petrochemical processing, and other heavy industrial sectors.
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