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Bently Nevada 3300/14 3300 Series DC Power Supply Module
Bently Nevada 3300/14 DC Power Supply Module. Brand New. Original Stock. Global Shipping.
Description
The Bently Nevada 3300/14, also cataloged as the 3300/14 DC Power Supply Module, operates as a dedicated hardware component for voltage regulation and electrical distribution within 3300 Machinery Protection System racks.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | 3300/14 |
| Brand | Bently Nevada |
| Origin | United States |
| Weight | 2.04 kg |
| Dimensions | 5.2 x 33.0 x 20.5 cm |
| Operating Temp | 0 to +65 deg C |
| Power Consumption | 185 W maximum |
| Input Voltage Options | 20 to 34 VDC (5.5 A max) or 90 to 140 VDC (1.5 A max) |
| Output Voltage | User-programmable -24 VDC or -18 VDC |
| Module Capacity | Maximum 12 monitor modules plus associated transducers |
| Protection Rating | IP20 equivalent (open type chassis module) |
Gap Voltage Validation and Transducer Supply Regulation
The module maintains tight output tolerances to preserve accurate eddy-current probe scaling across all connected channels. Consequently, this precise regulation stabilizes the transducer supply lines, allowing consistent gap voltage validation (-10 VDC targets) during continuous rotor dynamics monitoring. Furthermore, internal cross-talk suppression circuitry minimizes high-frequency noise injection into the backplane, eliminating signal interference between adjacent vibration channels.
Frequently Asked Questions
Q: Can the 3300/14 module be hot-swapped while the monitoring rack is energized?
A: No, personnel must de-energize the primary input power source before removing or installing the 3300/14 module. Hot-swapping risks drawing an electrical arc across the backplane connector pins, which can cause hardware damage or introduce data corruption on adjacent monitoring channels.
Q: How do technicians alter the output voltage between -24 VDC and -18 VDC configurations?
A: Technicians must configure the internal hardware jumpers located on the module circuit board prior to slot insertion. Modifying these physical jumper positions establishes the target output voltage required by specific proximity probe transducer systems.
Field Installation Guidelines
- Slot Allocation: Install the module exclusively in Slot 1, which represents the left-most position of the 3300 chassis.
- Mechanical Securing: Tighten the upper and lower faceplate screws completely to ensure proper chassis grounding and structural stability.
- Wiring Separation: Route the incoming DC input power conductors through dedicated conduits separate from low-voltage transducer signal lines. This practice isolates the measurement loops from potential electromagnetic interference.
- Grounding Protocol: Connect the main rack ground terminal to the local instrument earth using a heavy-gauge copper conductor, maintaining a resistance path of less than 1 ohm.
Additional information
| Weight | 2.04 kg |
|---|---|
| Dimensions | 320 × 120 × 60 mm |
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