Product details
Overview
The Bently Nevada 991-25-70-01-CN is a high-performance Probe Vibration Transmitter, designed to monitor axial displacement and provide accurate measurement signals for vibration monitoring applications. This product is manufactured in the U.S.A and is widely used in industrial environments for machinery condition monitoring, ensuring smooth operations and preventing mechanical failures. It offers a reliable 4-20 mA current loop output, compatible with a variety of proximity probes.
Technical Specifications
- Manufacturer: Bently Nevada
- Model: 991-25-70-01-CN
- Suffix Meaning: CN – Approvals for country-specific certifications.
- Output Signal: 4 to 20 mA in a 2-wire configuration.
- Input: Accepts 1 non-contacting 3300 NSv Proximity Probe and extension cable.
- Power: Requires +12 to +35 Vdc input at the transmitter terminal.
- Maximum Loop Resistance: 1,000 Ω, including cable at 35 Vdc.
- Accuracy: ±1.5% typical from the test signal input to voltage across a 250 Ω loop resistance.
- Current Limiting: 23 mA typical
Ordering Information
- 991-25-70-01-CN
- A: Full-scale Option – 25-0-25 mils
- B: System Length Option – 7.0 meters (23.0 feet)
- C: Mounting Option – CN for country-specific approvals.
FAQ
Q1: What is the output signal of the Bently Nevada 991-25-70-01-CN?
A1: The output signal is a 4-20 mA current loop, which is standard for vibration monitoring systems.
Q2: What power input is required for this transmitter?
A2: The transmitter requires a power input of +12 to +35 Vdc.
Q3: Can this transmitter be used with any proximity probe?
A3: It is compatible with the 3300 NSv proximity probe, specifically designed for non-contacting displacement measurement.
Q4: What is the maximum loop resistance supported by the transmitter?
A4: The transmitter supports a maximum loop resistance of 1,000 Ω, including cable at 35 Vdc.
Q5: What does the CN suffix indicate in the model number?
A5: The CN suffix indicates that the product has country-specific certifications and approvals.
For more detailed information:990 Vibration Transmitter Datasheet
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