Overview
The 126648-01 Keyphasor I/O Module by Bentley Nevada provides external termination for the 3500 Series Monitoring System. It connects proximity probes and magnetic pickups, generating precise Keyphasor signals for monitoring rotating machinery dynamics. This module supports dual-channel operation for simultaneous multi-shaft monitoring.
Key Features
- External Terminations: Connects proximity probes and magnetic pickups for accurate Keyphasor signal capture.
- Compatibility: Works with the 3500/25 Enhanced Keyphasor Module.
- Dual Channel Capability: Monitors up to two machine shafts or events simultaneously.
Inputs
| Parameter | Specification |
|---|---|
| Signal Input | Proximity probes or magnetic pickups |
| Input Range | +0.8 V to -21.0 V (Non-Isolated) / +5 V to -11 V (Isolated) |
| Speed Requirement | Magnetic pickups require ≥200 rpm (3.3 Hz) |
Outputs
| Parameter | Specification |
|---|---|
| Buffered Outputs | Two Keyphasor outputs for distribution to other modules |
| Output Impedance | Maximum 504 Ω |
Environmental Limits
| Parameter | Specification |
|---|---|
| Operating Temperature | -30°C to +65°C (-22°F to +150°F) |
| Storage Temperature | -40°C to +85°C (-40°F to +185°F) |
| Humidity | 95% non-condensing |
Physical Dimensions
| Parameter | Value |
|---|---|
| Height x Width x Depth | 241.3 mm x 24.4 mm x 103.1 mm (9.50 in x 0.96 in x 4.06 in) |
| Weight | 0.46 kg (1.01 lbs) |
Performance & Usage
The 126648-01 Keyphasor I/O Module ensures reliable signal processing for advanced machinery monitoring. Its robust design captures high-precision data and distributes it efficiently across the 3500 Series system. This module suits industrial environments that demand accurate rotational diagnostics and dual-channel signal management.
Details
| Weight | 0.46 kg |
|---|---|
| Dimensions | 241.3 × 24.4 × 103.1 mm |
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