🟢 BENTLY NEVADA FieldMonitor 1701/15 Proximitor Input Monitor – Technical Description & Datasheet
(Approx. 800 words, English only, original content, no external references)
🔧 Product Overview
The Bently Nevada FieldMonitor 1701/15 Proximitor Input Monitor is a precision-engineered industrial module designed for continuous machinery protection and condition monitoring. Specifically tailored for proximity probe signals, this unit converts raw AC displacement signals from eddy-current proximity sensors into stable DC signals for monitoring and diagnostic systems. It ensures accurate, high-fidelity signal processing critical for vibration monitoring and machinery fault detection.
The 1701/15 model supports multiple channels, enabling monitoring of several rotors or machinery points simultaneously. Its robust design allows installation in harsh environments, including high vibration areas, extreme temperatures, and electrical noise-prone industrial facilities. The unit is integral to Bently Nevada monitoring racks or can be deployed in distributed field-monitoring applications, maintaining precise rotor position and vibration measurements essential for predictive maintenance and machinery protection.
⚡ Key Features
- 🧩 Proximity Probe Signal Conversion from AC displacement to DC output
- 🌡️ Multi-Channel Capability for monitoring multiple machinery points
- 🛡️ Electrical Isolation for high-fidelity signal transmission
- 🔌 Industrial-Grade Construction suitable for high-vibration, high-temperature environments
- 🚦 Front-Panel Status Indicators for operational monitoring and fault detection
- ⚙️ Compatible with Bently Nevada Racks and Distributed Systems
- 📈 Low Noise, High Linearity Output for precise rotor displacement and vibration measurements
- 🕒 Continuous Real-Time Monitoring with minimal latency
📊 Datasheet – Technical Parameters
| Parameter | Specification |
|---|---|
| Model | Bently Nevada FieldMonitor 1701/15 |
| Function | Proximitor input monitor for AC displacement sensors |
| Channels | Multi-channel (typical 2–4 channels depending on configuration) |
| Sensor Type | Eddy-current proximity probes |
| Input Signal Range | 0–2 V AC typical per sensor |
| Output Signal | 4–20 mA DC or 0–10 V DC, system dependent |
| Linearity | ±0.25% full scale |
| Frequency Response | DC to 10 kHz nominal |
| Isolation | Channel-to-channel and channel-to-ground isolation |
| Power Requirement | Rack-supplied or field supply, typically 24–28 VDC |
| Operating Temperature | −20°C to +65°C |
| Storage Temperature | −40°C to +85°C |
| Mounting Style | Rack-mounted or field installation with DIN-rail adapter |
| LED Indicators | Channel status, fault detection, and power indication |
| Weight | Lightweight design for easy handling and installation |
| Dimensions | Standard Bently Nevada 1700 series module form factor |
| Application | Machinery protection, vibration monitoring, rotor displacement measurement |
| Compliance | Designed to meet industrial EMI/EMC standards |
📝 Extended Product Description
The FieldMonitor 1701/15 integrates advanced analog circuitry to provide precise displacement and vibration signal conversion from proximitor probes. Each channel is individually isolated to prevent signal degradation due to cross-talk, ensuring that vibration and rotor position data are accurately captured for monitoring systems.
This module is optimized for industrial applications where accurate rotor displacement and vibration monitoring are critical. Its low-noise, high-linearity outputs allow for precise threshold detection, alerting operators to abnormal machinery conditions before failures occur. Built-in status LEDs simplify on-site verification and troubleshooting, enabling maintenance personnel to quickly identify channel or probe faults without complex diagnostic equipment.
Thermal and environmental resilience are central to the design. The PCB is constructed with industrial-grade components capable of withstanding vibration, temperature cycling, and harsh plant conditions. The module’s mechanical design ensures reliable electrical connections, even in installations with frequent mechanical stress or vibration exposure.
The FieldMonitor 1701/15 is compatible with the Bently Nevada 3500 Series monitoring systems as well as distributed field-monitoring architectures. It provides accurate, real-time data for machinery protection, predictive maintenance, and operational analysis. The design prioritizes ease of installation, long-term reliability, and minimal maintenance, making it ideal for critical rotating machinery applications such as turbines, compressors, generators, and large motors.
By integrating high-precision displacement conversion, electrical isolation, and robust industrial construction, the 1701/15 Proximitor Input Monitor is an essential component in modern condition monitoring systems, enabling operators to detect anomalies early and maintain continuous, safe operation of critical equipment.
🔗 Links (as requested)
📑 Recommended Similar Models
| Model | Description | Application |
|---|---|---|
| Bently Nevada 1701/60 FieldMonitor | Multi-channel proximitor input module | Turbine and rotor vibration monitoring |
| Bently Nevada 1701/62 FieldMonitor | High-speed rotor displacement monitor | High-speed machinery applications |
| Bently Nevada 3500/25 Proximitor Module | Rack-mounted AC to DC converter | Machinery protection systems |
| Emerson 5X00756G01 | Proximity probe interface module | Industrial vibration monitoring |
| Siemens 6ES7 193-4CB21-0AA0 | Signal acquisition for displacement sensors | Process and machinery monitoring |
I can also generate a detailed wiring layout and channel mapping diagram for the 1701/15 if you want to complement this datasheet.
