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The 1900/65A (167699-02+172323-01) is a flexible, standalone vibration and temperature monitor designed for essential machinery that does not require the complexity of a full rack-based system. This specific configuration combines the main monitor module and the necessary I/O components to provide four channels of vibration or position input and four channels of temperature input. It is engineered to provide continuous protection by monitoring key mechanical parameters and triggering alarms when preset thresholds are exceeded.
| Specification | Details |
|---|---|
| Main Model Number | 1900/65A |
| Hardware Bundle | 167699-02 (Monitor Module) and 172323-01 (I/O Module) |
| Input Channels | 4 Transducer inputs (Proximitor, Accelerometer, Velomitor), 4 Temperature inputs (RTD/TC) |
| Output Interface | 6 programmable relays, 4 buffered transducer outputs |
| Communication | Modbus TCP/RTU via 10/100 Base-T Ethernet |
| Power Requirements | 18 to 36 Vdc, 0.5 A maximum |
| Operating Temperature | -20°C to +70°C (-4°F to +158°F) |
| Weight | 2.0 kg |
| Dimensions | 196.9 mm × 149.4 mm × 74.4 mm |
The 1900/65A (167699-02+172323-01) is ideally suited for "General Purpose" or "Balance of Plant" assets. Common applications include small pumps, motors, fans, and blowers where localized monitoring is more cost-effective than routing cabling to a central 3500 rack. The integrated relays allow for direct machine shutdown or integration into existing PLC/DCS architectures.
Q: How does the 1900/65A differ from the Bently Nevada 3500 series?
A: The 3500 series is a modular rack system for critical machinery with high channel density. In contrast, the 1900/65A is a compact, standalone unit for non-critical or essential assets, offering high-tier protection in a smaller, more affordable footprint.
Q: Is software required for configuration?
A: Yes, the unit is configured via the 1900 Configuration Software, which allows users to define channel types, scale factors, and alarm setpoints for the 1900/65A hardware.