EPRO CON031 PR6423 000-141 Capacitive Sensor Transducer System
Manufacturer: Emerson
-
Part Number: CON031+PR6423/000-141
Condition：New with Original Package
Product Type: Proximity Sensors
-
Country of Origin: USA
Payment:T/T, Western Union
Shipping port: Xiamen
Warranty: 12 months
EPRO CON031+PR6423/000-141 Eddy Current Transducer System
Configured for non-contact shaft displacement measurement in rotating machinery networks, the EPRO CON031+PR6423/000-141 (CON031+PR6423 Eddy Current Transducer System) provides direct physical/electrical execution.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | CON031+PR6423/000-141 |
| Brand | EPRO (Emerson) |
| Origin | Germany |
| Weight | 0.22 kg (Combined driver and sensor assembly) |
| Dimensions | 8 mm probe tip diameter, 14 m cable length |
| Operating Temp | -35 to +180 deg C (Sensor head), -30 to +100 deg C (Converter) |
| Power Consumption | 0.75 W (Nominal backplane draw at -24 VDC) |
| Sensor Type | 8 mm eddy-current proximity probe |
| Measurement Range | 2 mm linear range (±2.0 mm dynamic, 0-1000 um static) |
| Sensitivity | 7.87 V/mm to 8.0 V/mm (200 mV/mil) |
| Frequency Response | DC to 10 kHz (Sensor system), 0-20000 Hz (-3 dB converter) |
| Target Material | Ferromagnetic steel (42CrMo4 / AISI 4140 standard) |
| Initial Air Gap | 0.5 mm |
| Rise Time | Less than 15 us |
| Supply Voltage | -23 VDC to -32 VDC |
| Output Voltage | -4 VDC to -20 VDC or -2 VDC to -18 VDC |
| Linearity Error | Less than or equal to 1-4% depending on configuration |
| Pressure Resistance | Up to 10000 hPa (145 psi) |
| Enclosure Protection | IP20 (Converter), IP66 (Sensor head and cable) |
| Structural Materials | Stainless steel case with PEEK/PPS tip (Sensor), ALMgSi alloy (Converter) |
| Certifications | CE, ATEX, IECEx, CSA (Intrinsic Safety Ex ia IIC T4/T6 Gb) |
Mechanical Monitoring & TSI Features
The transducer system interfaces with turbomachinery diagnostic networks through high-precision eddy-current probe scaling protocols, matching the 7.87 V/mm raw voltage output to target displacement metrics. During commissioning, technicians perform gap voltage validation (-10 VDC targets) to align the 8 mm probe tip within the linear region relative to the target face. The high-frequency response allows continuous monitoring of complex rotor dynamics, tracking oil whip, unbalance, and sub-synchronous vibration components. The internal bridge circuits in the CON031 converter apply active cross-talk suppression algorithms, neutralizing electromagnetic coupling fields when multiple proximity probes operate in close physical layout constraints.
Frequently Asked Questions
Q: What target calibration profile is applied to the sensor matrix by default?
A: The system factory calibration parameters match standard AISI 4140 (42CrMo4) ferromagnetic steel targets. Running the probe against alternative alloy compositions alters the sensitivity profile and requires recalibration of the signal converter loop.
Q: Can the 14 m sensor cable be cut or spliced to fit mechanical constraints?
A: No. The physical length and impedance characteristics of the armored PTFE cable determine the resonant frequency of the oscillator tank loop. Modifying the factory-supplied cable length invalidates the scaling profiles and triggers internal transducer faults.
Q: Does the system allow hot-swap replacement of the CON031 converter module?
A: No. Disconnecting the signal driver under power risks sparking and violates safety constraints in hazardous environments. Operators must isolate the -24 VDC power supply feed before servicing the hardware driver loop.
Field Installation Guidelines
- Probe Gap Calibration: Mount the 8 mm probe body into the machine casing bracket and adjust the physical position until the raw DC output voltage measures exactly -10.0 VDC, confirming the sensor sits at the midpoint of the 2 mm linear operational window.
- Cable Shield Grounding: Terminate the external armor braid shield at the machine bulkhead using conductive cable glands. Connect the instrumentation shield to the functional earth terminal at the monitor rack to block electromagnetic field noise.
- Mechanical Clearance Limits: Maintain a minimum shaft diameter clear zone of 25 mm around the probe face to avoid side-view target distortion. Prevent the armored PTFE conduit from resting against sharp metal housing contours.
- Enclosure Requirements: Install the IP20 rated CON031 signal converter inside an environment-controlled, weather-proof junction box matching local hazardous zone ratings to isolate the electronic boards from ambient contaminants.