The PR 6423/010-010 is a high-precision, non-contact eddy current measurement system consisting of a sensor and the CON021 signal converter. This assembly is engineered for critical turbomachinery protection, providing accurate monitoring of shaft vibration, axial thrust position, and eccentricity. By converting high-frequency electromagnetic oscillations into standardized voltage signals, the system enables real-time assessment of mechanical health in steam turbines, gas turbines, and large centrifugal compressors. It is a vital component for detecting bearing wear and shaft misalignment, helping to prevent catastrophic equipment failure and minimize unscheduled downtime in power generation and petrochemical facilities.
| Model | PR 6423/010-010 / CON021 |
| Measurement Range | 2.0 mm |
| Output Signal | -2 V to -18 V |
| Supply Voltage | -24 VDC (-18 V to -32 VDC) |
| Frequency Response | 0 Hz to 10 kHz |
| Linearity Error | < 1.5% of full scale |
| Operating Temp (Converter) | -35 deg C to 80 deg C |
| Operating Temp (Sensor) | -35 deg C to 150 deg C |
| Ingress Protection | IP 20 (Converter) / IP 67 (Sensor) |
What is the primary function of the CON021 converter? The CON021 acts as the signal conditioner for the PR 6423 sensor, converting the raw high-frequency oscillation data into a linear DC voltage output that can be processed by PLC or DCS monitoring systems.
Can this system be used on non-ferrous shafts? The system is calibrated for standard ferromagnetic steel (e.g., 42CrMo4). Using it on different materials will affect the sensitivity and linearity; recalibration or specific material compensation is required.
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