



Introduction
The Bently Nevada 3500/32 4 Channel Relay I/O Module is a dedicated output and interface component within the 3500 Series machinery protection and condition monitoring system. From a protection engineering standpoint, this module serves as the physical execution point where system decisions are translated into relay-based actions for alarms, shutdowns, and interlock control.
Positioned at the boundary between monitoring logic and external plant systems, the 3500/32 ensures deterministic, fail-aware signal transfer, making it a key element in safeguarding critical rotating machinery under continuous industrial operation.
Technical Specifications
| Item | Description |
|---|---|
| Manufacturer | Bently Nevada |
| Product Series | 3500 Series |
| Model | 3500/32 |
| Order Number | 125720-01 |
| Module Type | 4 Channel Relay I/O Module |
| Functional Role | Relay-based alarm and shutdown interface |
| System Compatibility | Bently Nevada 3500 Monitoring Systems |
| Installation | Rack-mounted within 3500 chassis |
| I/O Channels | 4 independent relay outputs |
| Electrical Interface | Field terminals for alarm, trip, and interlock circuits |
| Dimensions | 241 × 24.4 × 242 mm (H × W × D) |
| Weight | Approx. 0.7 kg |
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